Station Overview Station Location
Station Number CO-GR-24 Latitude 40.0879
Station Name Granby .33 WNW Longitude -105.9453
County Grand Elevation (ft) 7972



Month 30 Yr Avg by PRISM Total Prcp Sum Days Covered By All Observations Daily Prcp Sum Daily Observation Count Multiday Prcp Sum Days Covered by Multiday Observations Multiday Observation Count Days With Prcp Days With Trace Total Snowfall Days With Snowfall Days With Snow On Ground
Oct 11 1.08 2.53 31 2.53 31 0.00 0 0 9 4 10.6 4 8
Nov 11 0.81 1.46 30 1.46 30 0.00 0 0 9 4 15.5 10 29
Dec 11 0.86 0.27 31 0.27 31 0.00 0 0 8 6 3.7 8 31
Jan 12 0.75 0.74 29 0.74 27 0.00 2 1 7 5 7.3 8 28
Feb 12 0.82 1.06 26 1.06 26 0.00 0 0 13 6 15.1 13 27
March 12 0.84 0.45 31 0.45 31 0.00 0 0 5 2 6.2 5 19
April 12 1.18 0.62 28 0.31 21 0.31 7 1 5 2 0.0 0 0
May 12 1.37 1.26 31 1.26 31 0.00 0 0 9 4 0.8 1 1
June 12 1.39 0.24 31 0.23 22 0.01 9 1 2 2 0.0 0 0
July 12 1.57 2.81 31 2.77 29 0.04 2 1 15 2 0.0 0 0
Aug 12 1.65 1.24 31 1.24 31 0.00 0 0 8 7 0.0 0 0
Sept 12 1.52 1.32 30 1.32 30 0.00 0 0 9 2 0.0 0 0
Water Year Totals: 13.84" 14.00" 360 days 13.64" 340 0.36" 20 days 4 99 days 46 days 59.2" 49 days 143 days



Days in Water Year Cell Color Key
        Daily Observation with Prcp         Missing Day
        Multiday Observation         Daily/Multiday Observation Conflict

Day of Year Daily Prcp Multiday Prcp
10/1/2011 0.00
10/2/2011 0.03
10/3/2011 0.00
10/4/2011 T
10/5/2011 0.04
10/6/2011 0.00
10/7/2011 0.16
10/8/2011 T
10/9/2011 0.24
10/10/2011 0.00
10/11/2011 T
10/12/2011 0.21
10/13/2011 0.00
10/14/2011 0.00
10/15/2011 0.00
10/16/2011 0.00
10/17/2011 0.19
10/18/2011 0.04
10/19/2011 0.00
10/20/2011 0.00
10/21/2011 0.00
10/22/2011 0.00
10/23/2011 0.00
10/24/2011 0.00
10/25/2011 0.00
10/26/2011 1.43
10/27/2011 0.19
10/28/2011 0.00
10/29/2011 T
10/30/2011 0.00
10/31/2011 0.00
11/1/2011 0.00
11/2/2011 0.51
11/3/2011 0.00
11/4/2011 T
11/5/2011 0.00
11/6/2011 0.06
11/7/2011 T
11/8/2011 0.01
11/9/2011 T
11/10/2011 0.00
11/11/2011 0.00
11/12/2011 0.00
11/13/2011 0.13
11/14/2011 0.19
11/15/2011 0.00
11/16/2011 0.00
11/17/2011 0.00
11/18/2011 0.00
11/19/2011 0.13
11/20/2011 0.28
11/21/2011 0.00
11/22/2011 0.09
11/23/2011 T
11/24/2011 0.00
11/25/2011 0.00
11/26/2011 0.06
11/27/2011 0.00
11/28/2011 0.00
11/29/2011 0.00
11/30/2011 0.00
12/1/2011 0.00
12/2/2011 0.00
12/3/2011 0.07
12/4/2011 0.01
12/5/2011 T
12/6/2011 0.00
12/7/2011 0.00
12/8/2011 T
12/9/2011 0.01
12/10/2011 0.00
12/11/2011 0.00
12/12/2011 0.00
12/13/2011 0.00
12/14/2011 0.02
12/15/2011 0.01
12/16/2011 T
12/17/2011 T
12/18/2011 0.00
12/19/2011 0.00
12/20/2011 0.00
12/21/2011 T
12/22/2011 0.09
12/23/2011 0.00
12/24/2011 0.00
12/25/2011 0.00
12/26/2011 0.00
12/27/2011 0.00
12/28/2011 0.00
12/29/2011 0.02
12/30/2011 0.04
12/31/2011 T
Day of YearDaily PrcpMultiday Prcp
1/1/2012 T
1/2/2012 0.00
1/3/2012 0.00
1/4/2012 0.00
1/5/2012 0.00
1/6/2012 0.00
1/7/2012 T
1/8/2012 0.18
1/9/2012 T
1/10/2012 0.00
1/11/2012 0.05
1/12/2012 T
1/13/2012 0.00
1/14/2012 0.00
1/15/2012 0.00
1/16/2012 T
1/17/2012 0.12
1/18/2012 M
1/19/2012 0.00
1/20/2012 0.06
1/21/2012 0.09
1/22/2012 0.14
1/23/2012 **
1/24/2012 0.00
1/25/2012
1/26/2012 0.00
1/27/2012 0.10
1/28/2012 0.00
1/29/2012 0.00
1/30/2012 0.00
1/31/2012 0.00
2/1/2012 0.00
2/2/2012 0.00
2/3/2012 T
2/4/2012 T
2/5/2012 0.00
2/6/2012 0.00
2/7/2012 0.10
2/8/2012 T
2/9/2012 0.02
2/10/2012 0.10
2/11/2012 0.11
2/12/2012 0.02
2/13/2012 0.06
2/14/2012
2/15/2012
2/16/2012 T
2/17/2012 0.00
2/18/2012 0.01
2/19/2012 T
2/20/2012 0.05
2/21/2012 0.05
2/22/2012 M
2/23/2012 0.38
2/24/2012 0.02
2/25/2012 T
2/26/2012 0.00
2/27/2012 0.00
2/28/2012 0.08
2/29/2012 0.06
3/1/2012 0.10
3/2/2012 0.13
3/3/2012 0.07
3/4/2012 0.06
3/5/2012 T
3/6/2012 0.00
3/7/2012 0.00
3/8/2012 0.00
3/9/2012 0.00
3/10/2012 0.00
3/11/2012 0.00
3/12/2012 0.00
3/13/2012 0.00
3/14/2012 0.00
3/15/2012 0.00
3/16/2012 0.00
3/17/2012 0.00
3/18/2012 0.00
3/19/2012 0.09
3/20/2012 T
3/21/2012 0.00
3/22/2012 0.00
3/23/2012 0.00
3/24/2012 0.00
3/25/2012 0.00
3/26/2012 0.00
3/27/2012 0.00
3/28/2012 0.00
3/29/2012 0.00
3/30/2012 0.00
3/31/2012 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2012
4/2/2012
4/3/2012 0.01
4/4/2012 0.02
4/5/2012 0.00
4/6/2012 0.00
4/7/2012 0.00
4/8/2012 0.00
4/9/2012 0.00
4/10/2012 0.00
4/11/2012 0.00
4/12/2012 0.02
4/13/2012 **
4/14/2012 **
4/15/2012 **
4/16/2012 **
4/17/2012 **
4/18/2012 **
4/19/2012 0.31
4/20/2012 0.03
4/21/2012 0.00
4/22/2012 0.00
4/23/2012 0.00
4/24/2012 0.00
4/25/2012 T
4/26/2012 0.00
4/27/2012 0.23
4/28/2012 T
4/29/2012 0.00
4/30/2012 0.00
5/1/2012 0.00
5/2/2012 T
5/3/2012 0.04
5/4/2012 0.00
5/5/2012 0.00
5/6/2012 0.00
5/7/2012 0.02
5/8/2012 T
5/9/2012 0.00
5/10/2012 0.00
5/11/2012 0.00
5/12/2012 T
5/13/2012 0.01
5/14/2012 0.05
5/15/2012 0.00
5/16/2012 0.00
5/17/2012 0.05
5/18/2012 0.00
5/19/2012 0.22
5/20/2012 0.27
5/21/2012 0.00
5/22/2012 0.00
5/23/2012 0.00
5/24/2012 0.59
5/25/2012 0.01
5/26/2012 0.00
5/27/2012 0.00
5/28/2012 T
5/29/2012 0.00
5/30/2012 0.00
5/31/2012 0.00
6/1/2012 0.00
6/2/2012 0.00
6/3/2012 0.07
6/4/2012 0.00
6/5/2012 0.00
6/6/2012 0.00
6/7/2012 0.00
6/8/2012 0.00
6/9/2012 0.00
6/10/2012 0.00
6/11/2012 0.00
6/12/2012 0.00
6/13/2012 0.00
6/14/2012 0.00
6/15/2012 T
6/16/2012 0.00
6/17/2012 0.00
6/18/2012 0.00
6/19/2012 0.00
6/20/2012 0.00 **
6/21/2012 **
6/22/2012 **
6/23/2012 **
6/24/2012 **
6/25/2012 **
6/26/2012 **
6/27/2012 **
6/28/2012 0.01
6/29/2012 0.16
6/30/2012 T
Day of YearDaily PrcpMultiday Prcp
7/1/2012 0.00
7/2/2012 0.00
7/3/2012 0.00
7/4/2012 0.02
7/5/2012 0.00
7/6/2012 0.44
7/7/2012 0.59
7/8/2012 0.09
7/9/2012 0.01
7/10/2012 0.01
7/11/2012 0.12
7/12/2012 T
7/13/2012 0.00
7/14/2012 0.00
7/15/2012 **
7/16/2012 0.04
7/17/2012 0.09
7/18/2012 0.00
7/19/2012 0.00
7/20/2012 0.12
7/21/2012 0.03
7/22/2012 0.00
7/23/2012 0.29
7/24/2012 T
7/25/2012 0.53
7/26/2012 0.00
7/27/2012 0.00
7/28/2012 0.26
7/29/2012 0.00
7/30/2012 0.04
7/31/2012 0.13
8/1/2012 T
8/2/2012 T
8/3/2012 0.00
8/4/2012 T
8/5/2012 0.00
8/6/2012 0.00
8/7/2012 0.11
8/8/2012 T
8/9/2012 0.00
8/10/2012 0.00
8/11/2012 0.00
8/12/2012 0.16
8/13/2012 0.00
8/14/2012 0.00
8/15/2012 0.12
8/16/2012 0.00
8/17/2012 0.00
8/18/2012 0.02
8/19/2012 0.00
8/20/2012 0.00
8/21/2012 T
8/22/2012 0.00
8/23/2012 0.22
8/24/2012 0.47
8/25/2012 T
8/26/2012 0.00
8/27/2012 0.00
8/28/2012 0.00
8/29/2012 0.13
8/30/2012 0.01
8/31/2012 T
9/1/2012 0.01
9/2/2012 0.00
9/3/2012 0.00
9/4/2012 0.06
9/5/2012 0.00
9/6/2012 0.00
9/7/2012 0.10
9/8/2012 T
9/9/2012 0.00
9/10/2012 0.00
9/11/2012 0.00
9/12/2012 0.50
9/13/2012 0.01
9/14/2012 0.00
9/15/2012 0.00
9/16/2012 0.00
9/17/2012 0.00
9/18/2012 0.07
9/19/2012 0.00
9/20/2012 0.00
9/21/2012 0.00
9/22/2012 0.00
9/23/2012 0.00
9/24/2012 0.00
9/25/2012 T
9/26/2012 0.33
9/27/2012 0.21
9/28/2012 0.03
9/29/2012 0.00
9/30/2012 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00
10/2/2011 7:00 AM 0.03 0.0 0.00 0.0 0.00 Air temperature 29 degrees F. Frosty and clear with 3% cloud cover. Sun in the morning with scattered rain showers throughout the late afternoon and evening.
10/3/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Air temperature 32 degrees F. Frosty and clear with 1% cloud cover to the NE and SW.
10/4/2011 7:00 AM T 0.0 0.00 0.0 0.00 Air temperature 32 degrees F. Low of 28 and high of 71. Frosty and clear with 10% scattered cloud cover. Mixed day of sun, clouds, and a little scattered rain.
10/5/2011 7:00 AM 0.04 0.0 0.00 0.0 0.00 Air temperature 42 degrees F. Low of 42, and high 68. Thick fog with 100% cloud cover. Scattered rain during the afternoon into early evening.
10/6/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Air temperature 35 degrees F. Low 32, High 62. Beautiful patchwork of clouds and sun, blue sky intertwined. 95% cloud cover.
10/7/2011 7:00 AM 0.16 T T T T Air temperature 28 degrees F. Rain and snow mix early afternoon then clearing. Second wave of snow starting just after dark joined by increasing winds past midnight.
10/8/2011 7:00 AM T 0.1 T 0.1 T Air temperature 30 degrees F. Snowing lightly.
10/9/2011 7:00 AM 0.24 1.3 0.21 1.5 0.24 Air temperature 30 degrees F. Calm and overcast. 100% cloud cover.
10/10/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Air temperature 32 degrees F. High winds aloft with 55% cloud cover. Mix of clouds and a little sun during the observation period.
10/11/2011 7:00 AM T 0.0 0.00 0.0 0.00 Air temperature 35 degrees F. Overcast and wet with 100% cloud cover. Sun and wind for most of the day. High clouds over the near full moon last night.
10/12/2011 7:00 AM 0.21 0.0 0.00 0.0 0.00 Air temperature 34 degrees F. 65% cloud cover, but fast west winds aloft. Mostly cloudy throughout day with a little sun. Scattered rain after 2 pm and harder rain after 6:30 pm.
10/13/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Air temperature 21 degrees F. Clear with 10% scattered high cloud cover. Windy for much of the day. Calmer towards evening.
10/14/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Air temperature 36 degrees F. 95% cloud cover. Beautiful Indian Summer day.
10/15/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Air temperature 24 degrees F. Clear with 3% cloud cover. Sunny and warmer.
10/16/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Air temperature 29 degrees F. Clear with 20% cloud cover to the west, south, and north.
10/17/2011 7:00 AM 0.19 0.0 0.00 0.0 0.00 Air temperature 38 degrees F and falling. Raining. Increasing clouds during day with very light, wind scattered, sprinkles after dark. Rain in earnest around 12:45 AM.
10/18/2011 7:00 AM 0.04 T T T T Air temperature 32 degrees F. Partly cloudy with 65% cloud cover. Mixture of rain, graupel, and brief sun throughout day.
10/19/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Air temperature 18 degrees F. Clear with 0% cloud cover. Day cool with sun and a few clouds.
10/20/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Air temperature 20 degrees F.
10/21/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Air temperature 22 degrees F. Clear with 25% cloud cover.
10/22/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Air temperature 32 degrees F. Clear with 10% cloud cover to the north, south, east, and west.
10/23/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Air temperature 21 degrees F. Clear with 2% cloud cover. Day was sunny and breezy.
10/24/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Air temperature 19 degrees F. Clear with 10% cloud cover. Lenticular clouds over the divide, 9%. High Cirrus clouds to the west, 1%. Day was sunny and breezy.
10/25/2011 7:00 AM 0.00 0.0 0.00 0.0 0.00 Air temperature 46 degrees F. Currently, 100% cloud cover with rain shadow across the valley approx. two miles away. Gusty winds. Last nice warm day for a while during observation period.
10/26/2011 7:00 AM 1.43 7.8 0.75 7.8 0.74 Air temperature 27 degrees F. Snowing lightly. Heavy rain before turning to snow.
10/27/2011 7:00 AM 0.19 1.4 0.17 7.1 0.79 Air temperature 12 degrees F. Clear with 10% cloud cover. Snowed lightly until early afternoon. Clearing.
10/28/2011 7:00 AM 0.00 0.0 0.00 5.4 M Air temperature 11 degrees F. Thick fog.
10/29/2011 7:00 AM T T T 5.0 0.54 Air temperature 12 degrees F. 35% foggy cloud cover. Slight wind and ice crystal riming from the south-southeast with the fog during the morning. Very beautiful on the trees and fences. Clearing with sun and partly cloudy in the afternoon.
10/30/2011 7:00 AM 0.00 0.0 0.00 4.0 0.53 Air temperature 12 degrees F. Clear with stars still shining. Thin 1/2 inch dense layer on the bottom of snowpack. Observation period was mainly overcast until clearing late in the day.
10/31/2011 7:00 AM 0.00 0.0 0.00 3.5 0.58 Air temperature 14 degrees F. Clear with 3% cloud cover to east. Warmest day in while with lots of sun. Thick suncrust on top of snowpack and thin dense layer of ice on bottom.
11/1/2011 7:00 AM 0.00 0.0 0.00 2.5 0.49 Air temperature 21 degrees F. Clear with 2% cloud cover in the east. Lots of sun. Snow melting fast.
11/2/2011 7:00 AM 0.51 5.2 0.52 7.0 0.86 Air temperature 21 degrees F. A couple of snowflakes falling under mixed clouds. Observation period started with sunshine in the morning changing to increasing clouds between 2-3 pm. Rain quickly turning to snow starting after 7 pm.
11/3/2011 7:00 AM 0.00 0.0 0.00 5.0 M Air temperature 6 degrees F. High fog with 98% cloud cover. Observation period was sunny and warm by the afternoon.
11/4/2011 7:00 AM T 0.1 T 4.5 0.73 Air temperature 7 degrees F. Clear with 5% cloud cover. Clouds increased in the Granby area valley between 7-9 am from the east with steady snowflakes at times. Clouds partly cleared with sun by noon.
11/5/2011 7:00 AM 0.00 0.0 0.00 4.0 0.82 Air temperature 20 degrees F. Clear with stars, and 25% high cloud cover to the west. Observation period full of sun. Snowpack has a suncrust on top and a thin dense layer on the bottom.
11/6/2011 7:00 AM 0.06 1.3 0.05 4.5 M Air temperature 19 degrees F. Snowing lightly with 75% cloud cover. Morning was mixed overcast and clear. Wind started around noon with increasing clouds. Snowed hard starting at 3:45 pm from Granby to Grand Lake. Very windy but not snowing at 11:30 pm.
11/7/2011 7:00 AM T T T 3.5 0.89 Air temperature 12 degrees F. Calm with 80% cloud cover. Wind blew most of the new snow away in the morning before clearing with mixed clouds and sun. Thick hard dense layers on the top (suncrust) and bottom of the snowpack.
11/8/2011 7:00 AM 0.01 0.2 0.01 4.0 0.90 Air temperature 19 degrees F. 65% cloud cover. Day of sun mixed with partly cloudy conditions. Stellar snow crystals fell during mostly before midnight.
11/9/2011 7:00 AM T T T 4.0 M Air temperature 7 degrees F. Clear with 2% cloud cover to the east and south. Brief snow flurry between 8:30-9 AM. Breezy with mixed sun and clouds.
11/10/2011 7:00 AM 0.00 0.0 0.00 4.0 0.89 Air temperature 4 degrees F. Clear with 5% cloud cover to the east. Total snow depth ranging from 3-5", with most common between 3.5-4.5". Observation period sunny and a few clouds throughout the day. Nice color and a few clouds in the sunset to the west with the full moon rising over the snow covered Continental Divide to the east.
11/11/2011 7:00 AM 0.00 0.0 0.00 3.5 0.84 Air temperature 5 degrees F. Clear with 10% cloud cover to the N, S, E, and W. Warmed above freezing with lots of sun.
11/12/2011 4:30 AM 0.00 0.0 0.00 M M
11/13/2011 7:00 AM 0.13 0.5 0.05 4.5 M Air temperature 26 degrees F. Snowing, blowing steady at approx. 10-15 mph with much greater gusts.
11/14/2011 7:00 AM 0.19 0.1 0.04 4.0 0.98 Air temperature 27 degrees F. 65% high cloud cover. Very calm compared to the last 24 hours. Snow and blowing snow for much of the day. Winds decreased some at night, but it was still snowing.
11/15/2011 7:00 AM 0.00 0.0 0.00 3.5 M Air temperature 31 degrees F. Overcast with 98% cloud cover. Observation period was mixture of sun, clouds, and wind. Blowing snow 10 miles south of Granby around 4 pm.
11/16/2011 5:30 AM 0.00 0.0 0.00 3.0 M Air temp 16 degrees F. 45% cloud cover.
11/17/2011 7:00 AM 0.00 0.0 0.00 3.0 0.89 Air temp 9 degrees F. Clear with 20% high cloud cover.
11/18/2011 7:00 AM 0.00 0.0 0.00 3.0 M Air temp 28 degrees F. Clear with 5% cloud cover. Light breeze.
11/19/2011 7:00 AM 0.13 2.2 0.16 4.5 0.73 Air temp 27 degrees F. Snowing briskly. Observation period was fairly warm and mostly sunny with a chilly wind.
11/20/2011 7:00 AM 0.28 4.1 0.29 9.0 1.28 Air temp 17 degrees F. Clear with 45% cloud cover. Snowed off and on during the day and again late last night.
11/21/2011 7:00 AM 0.00 0.0 0.00 6.5 1.25 Air temp 12 degrees F. 85% high cloud cover. A partly sunny break in the storm cycle to burn slash piles.
11/22/2011 7:00 AM 0.09 1.3 0.10 7.0 M Air temp 27 degrees F. 65% mixed cloud cover with an occasional snowflake falling. Day was mainly sun with with increasing clouds. Snow started by 4:20 pm and continued off and on into the night.
11/23/2011 7:00 AM T T T 5.5 M Air temp 11 degrees F. Overcast with 100% cloud cover. The observation period started with a couple of snowflakes early before a day mixed of sun with a few clouds.
11/24/2011 7:00 AM 0.00 0.0 0.00 5.0 M Air temp 7 degrees F. Clear to S and SW with 45% cloud cover to NW, N, and E. Day of mostly sun.
11/25/2011 7:00 AM 0.00 0.0 0.00 5.0 M Air temp 14 degrees F. Clear with 5% cloud cover. A few lenticular clouds to the E over the Divide. Mostly sunny for the Thanksgiving Holiday.
11/26/2011 7:00 AM 0.06 0.5 0.03 6.0 1.44 Air temp 13 degrees F. Clear with 35% cloud cover. Day a mix of sun with clouds increasing by the afternoon. West wind increased with the first brief 20 min snow storm starting at 4:05 pm. The full storm arrived at 5:00 pm with high winds and blowing snow all night.
11/27/2011 7:00 AM 0.00 0.0 0.00 6.0 M Air temp 1 degree F. Overcast and foggy with 100% cloud cover. Observation period was sunny with a couple of clouds.
11/28/2011 7:00 AM 0.00 0.0 0.00 6.0 M Air temp 6 degrees F. 45% high cloud cover.
11/29/2011 7:00 AM 0.00 0.0 0.00 5.5 M Air temp 16 degrees F. Clear with 10% cloud cover. Overall sunny day.
11/30/2011 7:00 AM 0.00 0.0 0.00 5.5 M Air temp 8 degrees F. Clear with 35% cloud cover.
12/1/2011 7:00 AM 0.00 0.0 0.00 5.5 1.32 Air temp 25 degrees F. Overcast with 100% cloud cover.
12/2/2011 7:00 AM 0.00 0.0 0.00 5.0 M Air temp 5 degrees F. Overcast with 98% cloud cover. Day mixture of clouds with occasional sunshine. Very light snow early up at Sol Vista Basin, but not in Granby at gauge location.
12/3/2011 7:00 AM 0.07 0.9 0.07 7.0 M Air temp 19 degrees F. Overcast with 100% cloud cover.
12/4/2011 7:00 AM 0.01 0.1 0.01 6.5 M Air temp 12 degrees F. Partly cloudy with 70% cloud cover. Mixed conditions with light snow in the evening.
12/5/2011 7:00 AM T T T 6.5 1.48 Air temp -3 degrees F. Clear w/ 2% high cloud cover.
12/6/2011 7:00 AM 0.00 0.0 0.00 6.5 M Air temp -10 degrees F. Overcast with small frost crystals on the 24 hr snow board.
12/7/2011 7:00 AM 0.00 0.0 0.00 6.5 M Air temp -5 degrees F. Overcast with 98% cloud cover.
12/8/2011 7:00 AM T T T 6.5 M Air temp 7 degrees F. Overcast with a light dusting of snow.
12/9/2011 7:00 AM 0.01 0.1 0.01 6.5 M Air temp 9 degrees F. 98% high cloud cover, but clearing. Observation period had very light snow in the morning then clearing to sunshine.
12/10/2011 7:00 AM 0.00 0.0 0.00 6.5 M Air temp 4 degrees F. Clear. Snow is settling in some areas but overall average hasn't changed.
12/11/2011 7:00 AM 0.00 0.0 0.00 6.3 M Air temp -1 degrees F. Clear directly above with 85% foggy cloud cover. Snow showing signs of sublimation rather than melting. Observation day was sunny but temps still cold. Snow depth now ranging between 7- 5.5 inches.
12/12/2011 6:45 AM 0.00 0.0 0.00 6.0 1.45 Air temp 0 degrees F. Heavy fog and frost with 100% cloud cover.
12/13/2011 7:00 AM 0.00 0.0 0.00 6.0 M Air temp 3 degrees F. Clear with 5% cloud cover. Day was sunny. Snow depth ranges from 5-7 inches.
12/14/2011 7:00 AM 0.02 0.5 0.30 6.5 M Air temp 14 degrees F. Overcast with 85% cloud cover. Snow depth range from 6.0-8.0 inches. Day was sunny.
12/15/2011 7:00 AM 0.01 0.4 0.02 7.0 M Air temp 8 degrees F. Clear with 2% cloud cover. Mixture of snow and sun during the day with more snow last night.
12/16/2011 7:00 AM T 0.1 T 7.0 M Air temp 7 degrees F. Snowing very lightly under 45% cloud cover. Snow crystals are mostly dendritic, plates, and plates with dendritic extentions. Very light and fluffy without much water content. Observation period was sunny and clear with snow during the night.
12/17/2011 7:00 AM T T T 7.0 M Air temp -1 degree F. Clear. Observation period started with light snow falling then clearing with sunshine.
12/18/2011 7:00 AM 0.00 0.0 0.00 6.5 M Air temp -3 degrees F. Clear with 1% cloud cover. Snow depth range from 5.5 - 7 inches. Observation period sunny.
12/19/2011 7:00 AM 0.00 0.0 0.00 6.5 1.48 Air temp 9 degrees F. Clear with 65% high cloud cover.
12/20/2011 7:00 AM 0.00 0.0 0.00 6.5 M Air temp 1 degree F. Clear with 2% cloud cover.
12/21/2011 7:00 AM T T T 6.5 M Air temp 10 degrees F. Overcast with a trace of snow overnight. Observation period sunny.
12/22/2011 7:00 AM 0.09 1.3 0.09 7.5 M Air temp 13 degrees F. Clear with 75% cloud cover. Observation period had light snow with periods of clearing. Heavier snow after dark.
12/23/2011 7:00 AM 0.00 0.0 0.00 7.5 M Air temp -13 degrees F. Clear. Observation period colder than previous day mainly due to slight wind.
12/24/2011 7:00 AM 0.00 0.0 0.00 7.5 M Air temp -11 degrees F. Clear. Observation period clear, sunny, and chilly.
12/25/2011 7:00 AM 0.00 0.0 0.00 7.5 M Air temp -8 degrees F. Clear. Merry Christmas!
12/26/2011 7:00 AM 0.00 0.0 0.00 7.5 1.50 Air temp -4 degrees F. Clear with 5% cloud cover.
12/27/2011 7:00 AM 0.00 0.0 0.00 7.5 M Air temp -2 degrees F. Clear with 15% clouds. Observation period sunny with a light breeze in the afternoon.
12/28/2011 7:00 AM 0.00 0.0 0.00 7.5 M Air temp 3 degrees F. Clear with 25% high cloud cover. Snow depth range 7-8.5 inches. Observation period sunny.
12/29/2011 7:00 AM 0.02 0.3 0.02 8.0 M Air temp 28 degrees F. Snowing with moderate winds. Observation period was mostly overcast with sun.
12/30/2011 7:00 AM 0.04 T T 7.5 M Air temp 27 degrees F. Overcast. Snow early and high winds during afternoon and evening of observation period. Snowboard blown bare.
12/31/2011 7:00 AM T T T 6.5 M Air temp 26 degrees F. Windy and snowing very lightly mixture of broken crystals and earlier graupel. Snowpack has a 0.5 inch suncrust followed by growing facets on top of a hard almost ice layer. Snow depth ranges from 5.5-7.5 inches. Observation period was sunny with warmer temps and moderate winds.
1/1/2012 7:00 AM T 0.0 0.00 6.5 1.58 Air temp -1 degree F. Clear with 75% high cloud cover. Observation period was a mixture of light snow and high to moderate winds in the early morning then calmer conditions with some sun in the afternoon. Clear and stars by night. Happy New Year!
1/2/2012 7:00 AM 0.00 0.0 0.00 6.5 M Air temp 2 degees F. Clear with 1% cloud cover. Birds were singing this morning and feels like spring.
1/3/2012 7:00 AM 0.00 0.0 0.00 6.5 M Air temp 1 degree F. Clear with 20% cloud cover to the West and East. Beautiful sunrise. Sunny.
1/4/2012 7:00 AM 0.00 0.0 0.00 6.5 M Air temp 2 degrees F. Clear. Observation period sunny. Snow depth ranges from 5.5 - 7.0 inches.
1/5/2012 7:00 AM 0.00 0.0 0.00 6.5 M Air temp 2 degrees F. Clear. Observation period sunny with high clouds.
1/6/2012 7:00 AM 0.00 0.0 0.00 6.5 M Air temp 5 degrees F. Clear with 15% cloud cover to South and East. Snow depth not changing much. Sun/wind crust on top with the sugar snow (facets) underneath becoming less dense.
1/7/2012 7:00 AM T T T 6.5 M Air temp 14 degrees F. Overcast and snowing very lightly. All snow crystals very small (1-2 mm) even the graupel. Observation period was a mixture of mostly sun with occasional high clouds.
1/8/2012 7:00 AM 0.18 2.7 0.18 9.0 1.81 Air temp 6 degrees F. Snowing very lightly though sky shows signs of clearing. Observation period mainly overcast and snowing mixed with periods of clear. Snow intensity increased after 6:30 pm.
1/9/2012 7:00 AM T 0.1 T 9.0 1.79 Air temp -6 degrees F. Clear with 1-2% high clouds. Observation period clear and sunny after light early morning snow.
1/10/2012 7:00 AM 0.00 0.0 0.00 9.0 M Air temp -4 degrees F. Overcast. Observation period sunny.
1/11/2012 7:00 AM 0.05 1.4 0.04 10.0 M Air temp 20 degrees F. 98% cloud cover with light winds. New snow overnight. Observation period mainly sunny with a few high clouds.
1/12/2012 7:00 AM T 0.0 0.00 9.0 M Air temp -15 degrees F. Clear. Observation period was a mixture of snow, clearing, and wind. 24 hour board blown clear of snow.
1/13/2012 7:00 AM 0.00 0.0 0.00 9.0 M Air temp -1 degree F. Overcast.
1/14/2012 7:00 AM 0.00 0.0 0.00 8.5 M Air temp -4 degrees F. Clear with 35% cloud cover. Observation period mostly sunny with some wind primarily in the afternoon.
1/15/2012 7:00 AM 0.00 0.0 0.00 8.5 M
1/16/2012 7:00 AM T T T 8.5 1.82 Air temp 18 degrees F. Overcast and snowing very lightly (yeah!!!).
1/17/2012 7:00 AM 0.12 0.8 0.11 9.5 M Air temp -5 degrees F. Clearing with 75% cloud cover. Observation period mixture of snow with increased winds in the afternoon.
1/18/2012 7:00 AM M 0.0 0.00 9.0 M Air temp 22 degrees F. Gauge blown over.
1/19/2012 7:00 AM 0.00 0.0 0.00 8.5 M Air temp 30 degrees F.
1/20/2012 7:00 AM 0.06 0.5 0.06 8.0 M Air temp 31 degrees F. Snowing lightly. Observation period mixture of fair and overcast conditions.
1/21/2012 8:30 AM 0.09 0.5 0.07 8.0 M Air temp 15 degrees F. Clear and sunny with 80% cloud cover. Observation period mixture of snowing and wind clearing to sun in the late afternoon.
1/22/2012 7:00 AM 0.14 0.3 0.04 8.0 M Air temp 22 degrees F. Snowing and windy. Wind strong enough to affect snow distribution. Precipitation started as rain around dusk turning into snow later.
1/26/2012 7:00 AM 0.00 0.0 0.00 8.0 M Air temp 27 degrees F. Clear with 23% cloud cover primarily to the west, south, and east. Observation period sunny. Snow depth range 7- 8.5 inches. Glad to be healthy again:)
1/27/2012 7:00 AM 0.10 1.0 0.09 9.0 M Air temp 22 degrees F. Clearing. Wind and snow late during the evening. Snow depth range 7 - 9.5.
1/28/2012 7:00 AM 0.00 0.0 0.00 8.5 M Air temp -5 degrees F. Clear with 35% high cloud cover. Observation period mix of clouds, wind, and sun. Latest snow on top of a hard crust and weak facets. Snow depth range 7-9 inches.
1/29/2012 7:00 AM 0.00 0.0 0.00 8.5 M Air temp 9 degrees F. Overcast. Observation period mostly sunny with some wind. Snow depth range from 7 - 9 inches.
1/30/2012 7:00 AM 0.00 0.0 0.00 8.5 2.05 Air temp 4 degrees F. Clear with 30% high clouds. Observation period fair and sunny. Snow depth range 6.5-9.5 inches.
1/31/2012 7:00 AM 0.00 0.0 0.00 8.0 M Air temp 11 degrees F. Clear with 3% cloud cover. Observation period started with high clouds then fair and sunny. Snow depth range 6.5 - 8.5.
2/1/2012 7:00 AM 0.00 0.0 0.00 8.0 M
2/2/2012 7:00 AM 0.00 0.0 0.00 8.0 M Air temp 11 degrees F. Overcast. Observation period fair and sunny. HIgh clouds in the afternoon.
2/3/2012 7:00 AM T T T 8.0 2.01 Air temp 15 degrees F. Snowing very lightly, one 1mm plate snow crystal particularly beautiful. Observation period a mixture of sun and high clouds with snow north and east of Granby later in the day.
2/4/2012 7:00 AM T 0.0 0.00 8.0 M Air temp -2 degrees F. Clear. No snow present this morning on the snow board, though it was snowing lightly at the beginning of the Observation period. The rest of the day was snow clearing to a mixture of sun and overcast conditions.
2/5/2012 7:00 AM 0.00 0.0 0.00 8.0 M Air temp -3 degrees F. Clear. Observation period mostly fair and sunny.
2/6/2012 7:00 AM 0.00 0.0 0.00 8.0 M Air temp -2 degree F.
2/7/2012 7:00 AM 0.10 1.9 0.14 10.0 M Air temp 5 degrees F. Snowing lightly and clearing.
2/8/2012 7:00 AM T T T 9.5 M Lightly snowing.
2/9/2012 7:00 AM 0.02 0.6 0.02 10.0 M Air temp 23 degrees F. Overcast with 85% cloud cover.
2/10/2012 7:00 AM 0.10 2.0 0.10 11.5 M Air temp 13 degrees F. Snowing very lightly.
2/11/2012 7:00 AM 0.11 1.8 0.14 11.5 M Air temp 27 degrees F. Overcast with 75% cloud cover.
2/12/2012 7:00 AM 0.02 0.5 0.02 11.5 2.41 Air temp 26 degrees F.
2/13/2012 7:00 AM 0.06 1.3 0.08 11.5 M Air temp 16 degrees F. Snowing lightly and overcast.
2/16/2012 7:00 AM T 0.1 T 11.0 M Air temp 12 degrees F. 45% cloud cover.
2/17/2012 7:00 AM 0.00 0.0 0.00 10.5 M Air temp -2 degrees F. Fair and clear with high cloud cover.
2/18/2012 7:00 AM 0.01 0.1 0.01 10.5 M Air temp 5 degrees F. Overcast and snowing lightly. Observation period started with cold but fair and sunny conditions ending with some cloud cover.
2/19/2012 7:00 AM T 0.0 0.00 10.0 M Air temp 0 degrees F. Partly cloudy with 75% cloud cover. Observation period started with light snow falling turning to mostly sunny and fair by noon.
2/20/2012 7:00 AM 0.05 0.4 0.03 10.5 2.52 Air temp 12 degrees F. Windy and 85% cloud cover. Snow overnight with wind affecting the snow distribution.
2/21/2012 7:00 AM 0.05 1.4 0.04 12.0 M Air temp 18 degrees F. Snowing! Observation period mainly windy calming down in the afternoon.
2/22/2012 7:00 AM M M M 12.0 M Air temp 27 degrees F. Windy. Gauge down so no measuremt.
2/23/2012 7:00 AM 0.38 4.0 0.34 12.0 M Air temp 16 degrees F. Snowing lightly. Wind over the observation period.
2/24/2012 7:00 AM 0.02 0.2 0.01 11.0 M Air temp 12 degrees F. Snowing lightly. Wind calming down since the last 24 hours.
2/25/2012 7:00 AM T 0.0 0.00 9.5 M Air temp -4 degrees F. Clear. Observation period started with very light snow and wind then clearing. No snow on the board due to wind.
2/26/2012 7:00 AM 0.00 0.0 0.00 9.5 M Air temp 13 degrees F. Light winds and clear with 25% high cirrus cloud cover to the south and east. Observation period started with cold clear conditions with high winds in the afternoon.
2/27/2012 7:00 AM 0.00 0.0 0.00 9.5 2.51 Air temp -6 degrees F. Clear and calm with 5% high cirrus cloud cover. Observation period mostly sunny and windy.
2/28/2012 7:30 AM 0.08 0.8 0.09 10.0 M Air temp 16 degrees F.
2/29/2012 7:00 AM 0.06 0.0 0.00 8.5 M Air temp 17 degrees F. Overcast with 65% cloud cover. Very windy during observation period: snow board blown clear of snow with snowpack scoured.
3/1/2012 7:00 AM 0.10 2.8 0.14 12.5 M Air temp 19 degrees F. Windy and snow during observatrion period.
3/2/2012 7:00 AM 0.13 1.0 0.13 12.5 M Air temp -1 degree F. Snowing lightly.
3/3/2012 7:00 AM 0.07 0.8 0.07 11.5 M Air temperature 10 degrees F. Snowing very lightly mainly rimed spatial dendrites with a couple of plates and a few columns all less than 0.25-0.5 mm. Observation period started with light snow clearing to increased wind and a drop of temperature in the afternoon. Most snow overnight.
3/4/2012 7:00 AM 0.06 0.6 0.02 12.0 M Air temperature 25 degrees F. Overscast, calm, and snowing steadily. Observation period mostly snowy and windy especially throughout the afternoon.
3/5/2012 7:00 AM T 0.0 0.00 11.5 2.78 Air temperature 2 degrees F. Clear with 2% cloud cover. Observation period started with snow clearing to sunshine.
3/6/2012 7:00 AM 0.00 0.0 0.00 10.5 M Air temperature 8 degrees F. Clear with 10% cloud cover. Sunny.
3/7/2012 7:00 AM 0.00 0.0 0.00 9.5 M Air temperature 15 degrees F. Clear with 40% high cloud cover. Observation period sunny, warm, and breezy.
3/8/2012 7:00 AM 0.00 0.0 0.00 9.5 M Air temperature 11 degrees F. Clear with 10% cloud cover. Observation period pt cloudy to sun with increased clouds in the afternoon.
3/9/2012 7:00 AM 0.00 0.0 0.00 9.5 M Air temperature 7 degrees F. Clear. Sunny.
3/10/2012 7:00 AM 0.00 0.0 0.00 9.0 M Air temperature 8 degrees F. Clear. Observation period clear and sunny.
3/11/2012 8:00 AM 0.00 0.0 0.00 8.5 M Air temperature 17 degrees F. Partly cloudy with 80% cloud cover. Observation period clear and sunny.
3/12/2012 7:00 AM 0.00 0.0 0.00 8.0 2.46 Air temperature 16 degrees F. Clear. Snowpack has approximately an inch of ice on the bottom. Observation period mostly cloudy in the morning clearing to sunshine by afternoon.
3/13/2012 7:00 AM 0.00 0.0 0.00 7.5 M Air temperature 15 degrees F. Clear. Observation period sunny.
3/14/2012 7:00 AM 0.00 0.0 0.00 6.5 M Air temperature 25 degrees F. Clear. Observation period sunny. Snow melting an inch a day.
3/15/2012 7:00 AM 0.00 0.0 0.00 4.0 M Air temperature 18 degrees F. Clear. Observation period sunny.
3/16/2012 7:00 AM 0.00 0.0 0.00 1.0 M Air temperature 21 degrees F. Overcast with 80% cloud cover. Observation period fair and sunny. Snow and ice melting quickly now.
3/17/2012 7:00 AM 0.00 0.0 M 0.5 M
3/18/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 22 degrees F. Clear with 20% high cloud cover. Observation period mostly sunny with periods of partly cloudy. First time without snow on the ground since October.
3/19/2012 7:00 AM 0.09 1.0 0.10 1.0 0.10 Air temperature 18 degrees F. Clear with 10% cloud cover. Observation period was a mixture of fair weather with increasing wind and clouds by afternoon. Started snowing by 5:00 pm. Winds very gusty.
3/20/2012 7:00 AM T 0.0 0.00 0.5 M Air temperature 15 degrees F. Overcast. Observation period fair to partly cloudy. A couple of rain drops late in the day. Most snow melted, only a few very small areas still present.
3/21/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 21 degrees F. Clear. Observation period started overcast and then clearing to partly cloudy with sunny conditions.
3/22/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 20 degrees F. Clear with 35% high cirrus cloud cover.
3/23/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 21 degrees F. Clear with 20% high cirrus cloud cover. Observation period sunny.
3/24/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 23 degrees F. Clear wtih 40% H1 and H2 cirrus clouds. Observation period fair and sunny.
3/25/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 27 degrees F. Clear with 65% cirrus cloud cover. Observation period sunny with periods of high cirrus clouds.
3/26/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 26 degrees F. Clear with 20% cloud cover. Observation period a mixture of high clouds and sun.
3/27/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 31 degrees F. Clear with 2% cloud cover. Observation period a mixture of partly cloud conditions until 10:20 am when the wind blew in bring periods of sun. By late afternoon, the sky was hazy and filled with dust.
3/28/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 23 degrees F. Clear with 65% high cirrus cloud cover. Observation period mostly sunny.
3/29/2012 7:00 AM 0.00 0.0 0.00 0.0 M Ari temperature 28 degrees F. 65% cloud cover. Observation period mostly sunny.
3/30/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 35 degrees F. Clear with 40% cloud cover. Observation period started with 65% cloud cover and then cleared to sun.
3/31/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 28 degrees F. Partly cloudy with 75% cloud cover. Observation period mostly sunny. Total of 0.46 inch precipitation and 6.2 inches of snow for month of March 2012. in comparison, March 2011 produced 2.55 inches of precipitation and 2.76 inches of snow. Greatest SWE for both years was in the first week of March with 2.78 inches of water in 2012 compared to 5.39 inches of water in 2011.
4/3/2012 7:00 AM 0.01 T T T M Air temperature 31 degrees F. Snowing and overcast. Observation period mostly cloudy with short periods of rain and ice crystals.
4/4/2012 7:00 AM 0.02 0.0 0.00 0.0 M Air temperature 21 degrees F. Clear. Observation period started with snow clearing to sun and partly cloudy conditions by afternoon. Snow melted on board and ground before measurement could be obtained.
4/5/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 21 degrees F. Clear with 45% high cirrus cloud cover. Observation period prtly cloudy and sunny. Very warm.
4/6/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 25 degrees F. Clear. Observation period mostly sunny and warm.
4/7/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 18 degrees F. Clear. Observation period warm and sunny. The wind started blowing around 10 AM bringing hazy conditions from dust by late afternoon. Very dry.
4/8/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 13 degrees F. Clear with 3% high cirrus cloud cover. Frost covering outside of gauge as well as the rest of my little world that I can see from my station. Observation period cooler temperatures than past week,but plenty of sunshine.
4/9/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 18 degrees F. Clear with 5% cloud cover to the east. Observation period fair and sunny. Lighter wind than on 04/07/12.
4/10/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 22 degrees F. Fair with 5% cirrus cloud cover to the south. Observation period fair, sunny, and warm.
4/11/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 27 degrees F. Clear with 35% H1 and H2 cirrus cloud cover. Observation period fair, sunny, and warm with a high of 75 degrees. Some trees showing leaves. Only the wind still has a slight chill to it.
4/12/2012 7:00 AM 0.02 0.0 0.00 0.0 M Air temperature 33 degrees F. Clear with 25% cloud cover to the W, S, and E. New snow on higher peaks this morning. No ice in gauge only rain from two showers: first one around 4:45 pm and the second one blew in at 8:45 pm. The rest of the observation period a mixture of sun and partly cloudy conditions.
4/20/2012 7:00 AM 0.03 T T T T Air temperature 34 degrees F. Overcast with 99% cloud cover. Scattered 2 mm graupel on the deck and ground, but most has already melted. Observation period a mixture of sun, clouds, rain, wind, and snow. Spring time in the Rockies.
4/21/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 41 degrees F. Clear and fair with 2% cloud cover. Observation period a mixture of clouds clearing to prty cloudy conditios and some wind.
4/22/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 29 degrees F. Clear and fair with no cloud cover. Observation period fair, warm, and sunny.
4/23/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 27 degrees F. Clear and fair with 3% cloud cover. Observation period mostly sunny and warm with an occasional cloud.
4/24/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 31 degrees F. Clear and fair with 2% cloud cover to the East. Observation period mostly sunny with an occasional cloud. Natural rivers without any diversions are at levels usually seen in late July, August, and even September depending on the stream.
4/25/2012 7:00 AM T 0.0 0.00 0.0 M Air temperature 28 degrees F. Sun is trying, but overcast conditions. Observation period started clear with clouds building till 1:10 pm. Wind and a brief trace of rain until 1:40 pm. Clearing and sun again by 4:00 pm.
4/26/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 43 degrees F. Partly cloudy conditions with 65% cloud cover. Observation period mostly unstable with overcast conditions clearing in the morning to building cloud cover most of the afternoon. Threatened to rain, but never did.
4/27/2012 7:00 AM 0.23 0.0 0.00 0.0 M Air temperature 36 degrees F. Overcast with 98% cloud cover. Wind blowing light rain. Observation period mostly cloudy with some sun. Wind and rain blew in at 9 pm last night.
4/28/2012 7:00 AM T 0.0 0.00 0.0 M Air temperature 26 degrees F. Clear with 35% cloud cover.
4/29/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 27 degrees F. Clear with 10% high cloud cover. Observation period fair and sunny.
4/30/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 26 degrees F. Clear and sunny. Observation period clear and mostly sunny.
5/1/2012 7:00 AM 0.00 0.0 0.00 0.0 0.00 Air temperature 32 degrees F. Overcast with 65% cloud cover. Observation period mostly sunny with more clouds towards evening. Calm.
5/2/2012 7:00 AM T 0.0 0.00 0.0 M Air temperature 31 degrees F. Cloudy. Observation period overcast and partly cloudy. Sprinkle of rain around 5:45 pm and then clearing with sun.
5/3/2012 7:00 AM 0.04 0.0 0.00 0.0 M Air temperature 32 degrees F. Clear and sunny with 5% high cirrus cloud cover. Observation period a mixture of clouds and partly sunny conditions. Light to moderate rain last night.
5/4/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 35 degrees F. Clear and sunny. Observation period mostly sunny.
5/5/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 29 degrees F. Clear and sunny with a 10% band of cloud cover to the E. Observation period was sunny and warm.
5/6/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 30 degrees F. Fair, clear, and sunny with 10% high cirrus cloud cover to the E. Observation period mostly sunny with some wind in the afternoon.
5/7/2012 7:00 AM 0.02 0.0 0.00 0.0 M Air temperature 34 degrees F. Clear with 20% cloud cover. Observation period started mostly clear, warm, and sunny with increasing clouds. Rain by early evening and later in the night.
5/8/2012 7:00 AM T 0.0 0.00 0.0 M Air temperature 31 degrees F. Clear and sunny with 1% high H1 Cirrus clouds. Approximately 2% low fog on the Smith's Mesa due W. Observation period a mixture of partly sunny unstable conditions deteriorating to a trace of brief rain. Put the snow board away.
5/9/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 32 degrees F. Clear and sunny. Observation period sunny.
5/10/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 30 degrees F. Clear and sunny. Observation period sunny.
5/11/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 38 degrees F. Partly cloudy with 70% cloud cover. Observation period mostly sunny.
5/12/2012 7:00 AM T 0.0 0.00 0.0 M Air temperature 35 degrees F. Almost 0.01 of an inch of rain to measure in the rain gauge. Overcast and misty. Observation period mostly cloudy.
5/13/2012 7:00 AM 0.01 0.0 0.00 0.0 M Air temperature 32 degrees F. Clear and sunny with 50% Cirrus cloud cover. Observation period started with overcast conditions developing into afternoon lighting and rain. Some clearing and sunshine before evening.
5/14/2012 7:00 AM 0.05 0.0 0.00 0.0 M Air temperature 26 degrees F. Overcast with 100% cloud cover. Observation period had a little bit of everything from mixed clouds, sunshine, wind, graupel, and rain. Graupel quickly melted so no measurement for the snow board this morning.
5/15/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 34 degrees F. Clear and sunny. Observation period started out overcast clearing to sunshine for most of the day.
5/16/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 39 degrees F. 95% high cloud cover. Observation period mostly sunny.
5/17/2012 7:00 AM 0.05 0.0 0.00 0.0 M Air temperature 37 degrees F. Partly cloudy with 55% cloud cover. Observation period started overcast then clearing in the morning. Increased clouds built to a brief moderate intensity rain by 4:30 pm. Some clearing and sun before sunset.
5/18/2012 7:30 AM 0.00 0.0 0.00 0.0 M Air temperature 45 degrees F. Clear with 35% cloud cover. Observation period partly cloudy and sunny.
5/19/2012 7:00 AM 0.22 0.0 0.00 0.0 M Air temperature 36 degrees F. Overcast with 85% cloud cover. Observation period mostly sunny in the morning with increasing clouds towards evening. Rain during the night. Fresh snow above ~ 8500 ft on Mt Chancey just west of Granby.
5/20/2012 7:00 AM 0.27 0.0 0.00 0.0 M Air temperature 33 degrees F. Overcast and foggy with 100% cloud cover.
5/21/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 37 degrees F. Heavy frost. Clear and sunny with 1% cloud cover. Observation period started out foggy and then burned off to sunshine. Partly cloudy in the evening during part of the solar eclipse.
5/22/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 41 degrees F. Clear with 65% high cirrus cloud cover. Observation period mostly sunny.
5/23/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 41 degrees F. Fair with 70% mixed cloud cover. Darker clouds to the W. Observation period mostly sunny. Some wind.
5/24/2012 7:00 AM 0.59 0.8 0.19 0.8 0.19 Air temperature 31 degrees F. 55% cloud cover. Fresh snow! Observation period mixture of partly cloudy conditions building into rain by afternoon. Snow during the night. Snowing again now as I type my report.
5/25/2012 7:00 AM 0.01 0.0 0.00 0.0 M Air temperature 42 degrees F. Clear and sunny with 1% cloud cover to the far SE. Observation period had scattered light snow flurries that quickly melted in the morning. Clearing and sunshine before noon.
5/26/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 45 degrees F. Clear and sunny. Observation period mostly sunny.
5/27/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 39 degrees F. Clear and sunny. Observation period started clear and sunny then progressed to hazy from smoke by afternoon. Windy late in the evening.
5/28/2012 7:00 AM T 0.0 0.00 0.0 M Air temperature 30 degrees F. Clear and sunny with 45% high cirrus cloud cover. Observation period clear and sunny in the morning. Clouds increased during the afternoon with light scattered snow flurries after 5 pm. Snow quickly melted on hitting the warm ground and storm only lasted a couple of minutes in Granby. Strong winds blew through followed by some clearing and partly cloudy skies with some sun.
5/29/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 30 degrees F. Clear and sunny. Observation period mostly sunny throughout the day with scattered cloud cover at times.
5/30/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 33 degrees F. Clear and sunny with 3% cloud cover to the NW. Observation period sunny and warm.
5/31/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 41 degrees F. Clear and sunny with 20% high cirrus cloud cover. Observation period was sunny, clear, and calm to increasing clouds, haze, and wind for most of the day. A total of 1.46 inches of ppt. for May 2012 compared to 2.46 inches of ppt. for May 2011 at this station.
6/1/2012 7:00 AM 0.00 0.0 M M M Air temperature 51 degrees F, which is the warmest to date this year. Clear and sunny with 25% cloud cover. Observation period mostly sunny with increased clouds by evening. No rain. Put the snow board in the garage.
6/2/2012 7:00 AM 0.00 0.0 M M M Air temperature 42 degrees F. Clear and sunny with 5% cirrus cloud cover. Observation period mostly sunny with dark clouds building to the E by late afternoon, but not raining here.
6/3/2012 9:45 AM 0.07 M M M M Clear and sunny with a few small clouds. Observation period clear and sunny in the morning. Increased clouds and wind in the afternoon. Rain and thunder by 5:00 pm. Only light sprinkles by 5:30.
6/4/2012 6:30 AM 0.00 0.0 M M M Clear and sunny. Observation period sunny in the morning with increasing haze and high clouds in the afternoon.
6/5/2012 7:00 AM 0.00 0.0 M M M Air temperature 43 degrees F. Sunny with 90% Cirrus cloud cover. Observation period mostly sunny.
6/6/2012 7:00 AM 0.00 0.0 M M M Air temperature 43 degrees F. Clear and sunny with no cloud cover visible. Observation period partly cloud with high Cirrus cloud cover for most of the day.
6/7/2012 7:00 AM 0.00 0.0 M M M Air temperature 41 degrees F. Clear and sunny with 10% cloud cover mainly to the E and W. Observation period clear and sunny with a few clouds throughout the day.
6/8/2012 7:00 AM 0.00 0.0 M M M Air temperature 41 degrees. Clear and sunny. Observation period mostly sunny.
6/9/2012 8:00 AM 0.00 0.0 M M M Air temperature 51 degrees F. Clear and sunny. Observation period clear and sunny.
6/10/2012 7:00 AM 0.00 0.0 M M M Air temp 43 degrees F. Sunny with 30% cloud cover. Light wind most of the night. Observation period sunny.
6/11/2012 7:00 AM 0.00 0.0 M M M Air temperature 28 degrees F. Clear, sunny, and calm. Observation period mostly sunny, but cooler with a bite in wind.
6/12/2012 7:00 AM 0.00 0.0 M M M Air temperature 35 degrees F. Clear and sunny with 5% cloud cover. Observation period mostly sunny with a cooler wind.
6/13/2012 7:00 AM 0.00 0.0 M M M Air temperature 32 degrees F. Clear and sunny. Observation period mostly sunny with some wind.
6/14/2012 7:00 AM 0.00 0.0 M M M Air temperature 39 degrees F. Clear and sunny. Observation period sunny with winds increasing in the afternoon.
6/15/2012 7:00 AM T M M M M Air temperature 44 degrees F. Clear and sunny with 10% cloud cover. Hazy to the E. Observation period sunny in morning; clouding up by late afternoon. Very light rain about 7:30 pm lasting only a few minutes.
6/16/2012 7:00 AM 0.00 0.0 M M M Air temperature 43 degrees F. Sunny but hazy. 5% H1 Cirrus cloud cover to the S. Hazy is more dense to the E over the Continental Divide. Observation period started sunny with clouds increasing by noon. Gusty winds and threatening rain, but no ppt. Mostly sunny again by 5 pm.
6/17/2012 7:30 AM 0.00 0.0 M M M Air temperature 53 degrees F with low of 35 degrees. Sunny and clear with 1% cloud cover. Observation period sunny and hazy in morning; increasing clouds in the afternoon; and no ppt.
6/18/2012 7:00 AM 0.00 0.0 M M M Clear and sunny with 5% cloud cover. Observation period mostly sunny and very windy.
6/19/2012 7:00 AM 0.00 0.0 M M M Air temperature 43 degrees F. Clear, sunny, and calm. Observation period mostly sunny with wind. Lots of hazy by mid-afternoon, especially to the N and E along the Continental Divide.
6/20/2012 7:00 AM 0.00 0.0 M M M
6/29/2012 7:00 AM 0.16 M M M M Air temperature 47 degrees F. Sunny; 2% clouds cover to the N. Hazy from smoke to the W, S, and E along the Continential Divide. Observation period mixture of mostly sun in the morning; increased clouds and scattered rain with lighting in the afternoon and again around midnight.
6/30/2012 7:00 AM T M M M M Air temperature 44 degrees F. Sunny; 8% cloud cover. Observation period sunny in the morning; increasing cloud by afternoon. Scattered rain at 5:50 pm.
7/1/2012 7:00 AM 0.00 0.0 M M M Air temperature 46 degrees F. Sunny with 10% cloud cover. Observation period sunny in the morning; increased clouds in the afternoon; and no ppt. June 2012 Totals: 0.24 inches Total ppt; 0.00 inches snow. June 2011 Totals: 1.05 inches Total ppt; 0.24 inches of ppt from snow (snow board cores); 0.2 inches Total Snowfall and Total Snow Depth; 0.24 inches Total SWE.
7/2/2012 7:00 AM 0.00 0.0 M M M Air temperature 49 degrees F. Sunny with 20% cloud cover to the E, 10% cloud cover to the W, and 2% cloud cover to the N. Observation period sunny with increased cloud cover in the afternoon.
7/3/2012 7:00 AM 0.00 0.0 M M M Air temperature 48 degrees F. Sunny with 5% cloud cover. Observation period early sunny in the morning with partly cloudy conditions for most of the day. Trace of rain north of Granby.
7/4/2012 7:00 AM 0.02 M M M M Air temperature 50 degrees F. Partly cloudy with 85% cloud cover. Observation period sunny in the morning; Increasing clouds and a short hard rain by 16:20 pm.
7/5/2012 8:45 AM 0.00 0.0 M M M
7/6/2012 7:00 AM 0.44 M M M M Air temperature 55 degrees F. Overcast with 100% cloud cover. Observation period sunny in the morning; increasing clouds by late afternoon; and heavy rain with lighting started at 4:02 pm.
7/7/2012 7:00 AM 0.59 M M M M Air temperature 55 degrees F. Mostly overcast with 96% cloud cover. Observation period started out overcast before clearing into sunshine for most of the morning. Afternoon and evening rains and lightening. Storm intenity varied with the various waves.
7/8/2012 7:00 AM 0.09 M M M M Air temperature 53 degrees F. Overcast with 100% cloud cover. Observation period mostly overcast with scattered light rain showers late in the morning, afternoon, and evening. Lots of distant thunder throughout the afternoon. Could see heavier rain showers occurring all around Granby.
7/9/2012 7:00 AM 0.01 M M M M Air temperature 47 degrees F. Clear and sunny with 2% cloud cover to the S. Small amount of light fog to the W over Windy Gap Reservoir. Observation period overcast then clearing. Mostly sunny until clouds and two waves of light rain at 3:53 pm. Late afternoon and evening clear.
7/10/2012 7:00 AM 0.01 M M M M Air temperature 47 degrees F. Clear and sunny. Observation period sunny in the morning with building clouds and light scattered showers in the afternoon.
7/11/2012 7:00 AM 0.12 M M M M Air temperature 48 degrees F. Clear and sunny. Observation period sunny. Early evening hard short rain included a couple minutes of intense 1/2 inch hail.
7/12/2012 7:00 AM T M M M M Air temperature 48 degrees F. Clear and sunny with 5% cloud cover. Observation period sunny in the morning with increased clouds in the late afternoon. Very ligtht sprinkle of rain drops.
7/13/2012 7:00 AM 0.00 0.0 M M M Air temperature 47 degrees F. Sunny with 5% cloud cover. Observation period mostly sunny in the morning; and partly cloudy conditions threatening rain earlier in the afternoon.
7/14/2012 7:00 AM 0.00 0.0 M M M Air temperature 49 degrees F. Partly cloudly. Observation period mostly hot and slightly humid. A few clouds, but no precipitation.
7/17/2012 7:00 AM 0.09 M M M M Air temperature 49 degrees F. Overcast with 100% cloud cover. Observation period overcast early morning than clearing with sun. Afternoon and evening clouds and monsoonal rains.
7/18/2012 7:00 AM 0.00 0.0 M M M Air temperature 46 degrees F. Sunny and fair with 1% cloud cover. Observation period overcast early morning; clearing and fair by mid morning, and sunny for the rest of the day.
7/19/2012 7:00 AM 0.00 0.0 M M M Air temperature 46 degrees F. Fair, clear, and sunny. Observation period warmer and mostly sunny.
7/20/2012 7:00 AM 0.12 M M M M Air temperature 47 degrees F. Fair, clear, and sunny with 2% cloud cover. Observation period sunny in morning with clouds and rain starting at 6:47 pm.
7/21/2012 7:00 AM 0.03 M M M M Air temperature 48 degrees F. Fair, clear, and sunny with 5% cloud cover. Observation period mostly sunny with clouds and rain by evening.
7/22/2012 7:00 AM 0.00 0.0 M M M Sunny
7/23/2012 7:00 AM 0.29 M M M M Air temperature 52 degrees F. Fair, clear, and sunny; 5% cloud cover to the NE and 1% cloud cover to the W. Observation period sunny in the morning with heavy rain around 7 pm.
7/24/2012 7:00 AM T M M M M Air temperature 48 degrees F. Fair, clear, and sunny. High cirrus clouds cover to the NE (5%) and scattered above and to the W (3%). Observation period had two waves of ppt after morning sun; one afternoon storm with lightening and the other occurred early evening. Harder rain around Granby in both waves.
7/25/2012 7:00 AM 0.53 M M M M Air temperature 54 degrees F. Overcast with 85% cloud cover. Observation period sunny in the morning with afternoon clouds. Rain with lighting from 6:45 pm to 10 pm. Still raining when we went to bed.
7/26/2012 7:00 AM 0.00 0.0 M M M Air temperature 49 degrees F. Fair and sunny with 35% scattered puff ball cloud cover. Observation period sunny in the morning and partly cloudy in the afternoon. Heavy short rain in Grand Lake before 4:00 pm.
7/27/2012 7:00 AM 0.00 0.0 M M M Air temperature 48 degrees F. Fair and sunny with 30% Cirrus cloud cover. Observation period fair and sunny.
7/28/2012 7:00 AM 0.26 M M M M Air temperature 52 degrees F. Overcast with 99% cloud cover. Only sun is a small patch to the E. Observation period mostly sun in the morning and scattered rain showers starting at 2:49 pm. Heavy rain and hail up by Shadow Mountain and Grand Lake.
7/29/2012 7:00 AM 0.00 0.0 M M M
7/30/2012 7:00 AM 0.04 M M M M Air temperature 53 degrees F. Overcast with 100% cloud cover. Observation period ptly cloudy and overcast for most of the day intermixed with sun. Rain between 5:45 and 7:00 pm.
7/31/2012 7:00 AM 0.13 M M M M Air temperature 48 degrees F. Fair and sunny with 15% cloud cover to the NE, E, and SE. Some fog in the low valley's. Observation period overcast clearing to sun in the morning. Rain and lightening by 3:30 pm. Sun again by evening.
8/1/2012 7:00 AM T M M M M Air temperature 54 degrees F. Fair and sunny with 40% cloud cover. Observation period mostly fair with mostly sun. Wind and a light rain after midnight.
8/2/2012 7:00 AM T M M M M Air temperature 50 degrees F. Cloudy with 90% cloud cover. Observation period mostly sunny in the morning and increasing clouds in the afternoon. Very brief sprinkle at 3:32 pm.
8/3/2012 7:00 AM 0.00 0.0 M M M Air temperature 42 degrees F. Fair and sunny with 7% cloud cover. Observation period started with 90% cloud cover than clearing for mostly sunny weather.
8/4/2012 7:00 AM T M M M M Air temperature 41 degrees F. Fair and sunny with 35% high cirrus cloud cover. Observation period sunny in the morning. Increased clouds building to a quick moving storm with strong burst of wind and blowing rain about 5:35 pm.
8/5/2012 7:00 AM 0.00 0.0 M M M Air temperature 44 degrees F. Fair, clear, and sunny; 0% cloud cover. Observation period mostly sunny with only a few clouds throughout the day.
8/6/2012 7:00 AM 0.00 0.0 M M M Air temperature 52 degrees F. Partly cloudy with 80% H5 and M1 cloud cover.
8/7/2012 7:00 AM 0.11 M M M M Air temperature 53 degrees F. Overcast with 99% cloud cover. Observation period partly cloudy and sunny in the morning. Increasing clouds throughout the afternoon with blowing rain by 6:30 pm.
8/8/2012 7:00 AM T M M M M Air temp 41 degrees F. Fair but hazy. Observation period overcast till mid morning. Mostly sunny with with several storm cells passing throughout the afternoon.
8/9/2012 7:00 AM 0.00 0.0 M M M Air temperature 43 degrees F. Fair but hazy; 3% cloud cover. Observation period fair, sunny, but hazy.
8/10/2012 7:00 AM 0.00 0.0 M M M Air temperature 53 degrees F. Fair, hazy, and 40% cirrus cloud cover.
8/11/2012 7:00 AM 0.00 0.0 M M M Air temperature 52 degrees F; 64 degrees by 8:00 am.
8/12/2012 7:00 AM 0.16 0.0 M M M Air temperature 42 degrees F. Fair and sunny with 2% cloud cover to the S and SE. Observation period mix of fair and cloudy weather. Hard, heavy rain before dinner. Sun and fair conditions for the evening.\
8/13/2012 7:00 AM 0.00 0.0 M M M Air temperature 45 degrees F. 85% cloud cover though the sun is trying to shine.
8/14/2012 7:00 AM 0.00 0.0 M M M Air temperature 42 degrees F. Hazy and overcast. Observation period following same pattern of clouds in the morning before burning off before noon. Increased clouds by afternoon, but drier with no ppt.
8/15/2012 7:00 AM 0.12 M M M M Air temperature 40 degrees F. Red sun through the haze covering the sky. Observation period started overcast with most of the clouds burning off by mid-morning. Granby saw increased haze and clouds throughout the day with rain showers by 5:20 pm. I was told light hail followed after I left, and the ppt lasted around 15 minutes.
8/16/2012 7:00 AM 0.00 0.0 M M M Air temperature 44 degrees F. Sun not quite as red from the smoke in the air as yesterday. Observation period thick hazy foggy mixed with smoke for a brilliant red sun. Clouds burned off mid-morning to be replaced by thick smokey hazy by early afternoon.
8/17/2012 7:00 AM 0.00 0.0 M M M Air temperature 41 degrees F. Fair and sunny, but hazy. 3% cloud cover from one long lenticular cloud to the E. Observation period fair, sunny, but increasing hazy throughout the day.
8/18/2012 7:00 AM 0.02 M M M M Air temperature 43 degrees F. Fair and sunny. Observation period fair and sunny in the morning. Increased clouds and hazy (smoke) in the afternoon. Brief sprinkle late afternoon with more during the night.
8/19/2012 1:00 PM 0.00 0.0 M M M
8/20/2012 8:00 AM 0.00 0.0 M M M Air temperature 45 degrees F. Overcast. Observation period dry and sunny. Scattered clouds, but no rain.
8/21/2012 7:00 AM T M M M M Air temperature 38 degrees F. Fair, clear, and sunny. Observation period overcast and partly cloudy for much of the morning and early afternoon. More sun in the afternoon and early evening. Brief light rain shower before 10 pm.
8/22/2012 7:00 AM 0.00 0.0 M M M Air temperature 45 degrees F. Overcast with darker clouds to the W. Observation period mostly fair and sunny. Some clouds throughout the day, but no rain.
8/23/2012 7:00 AM 0.22 M M M M Air temperature 54 degrees F. Overcast and foggy. Observation period mostly overcast and partly cloudy; Some sun; rain showers by 5:30 pm and again at 11:05 pm.
8/24/2012 7:00 AM 0.47 M M M M Air temperature 51 degrees F. Overcast and foggy. Observation period overcast in the morning before clearing. Monsoonal afternoon with increasing clouds and rain by early evening. Minor flooding with no damage into the garage by the first 15 minutes of the storm.
8/25/2012 7:00 AM T M M M M Air temperature 40 degrees F. Observation period overcast and foggy in the morning. Clear to partly cloudy for most of the day with wind and brief rain at 2:00 pm. Nice sunset.
8/26/2012 7:00 AM 0.00 0.0 M M M Air temperature 37 degrees F; low of 33 degrees F. Ice on the bird bath. Fair and sunny with 3% cloud cover in one lenticular cloud to the E. Observation period fair and sunny.
8/27/2012 7:00 AM 0.00 0.0 M M M Air temperature 40 degrees F. Fair and sunny with 40% cloud cover. Observation period fair with only a few clouds throughout the day.
8/28/2012 8:00 AM 0.00 0.0 M M M Low of 46. Overcast with 85% cloud cover. Observation period mostly sunny.
8/29/2012 7:00 AM 0.13 M M M M Air temperature 43 degrees F; low of 40 degrees F. Fair and sunny with 60% cloud cover. Observation period mostly sunny. Short burst of big rain drops before 5 pm (0.10) and again during the early evening (0.03).
8/30/2012 7:00 AM 0.01 M M M M Air temperature 48 degrees F. Fair and sunny with 50% cotton ball cloud cover. Observation period ptly cloudy and sunny. Increasing clouds and brief rain after 4 pm. Hard rain while driving past Granby and Shadow Mountain Reservoirs at 4:15 pm.
8/31/2012 7:00 AM T M M M M Air temperature 43 degrees F. Fair and sunny; 20% cloud cover. Observation period mixture of fair weather dominated by waves of clouds and storms with lighting and thunder around Granby.
9/1/2012 7:00 AM 0.01 0.0 M 0.0 M 2012 August Total Ppt: 1.24, 6 days of T 2011 August Total Ppt: 1.14, 4 days of T 2010 August Total Ppt: 2.11, 1 day of T Air temperature 23 degrees F. Fair, clear blue skies, and sunny. Observation period ptly cloudy then clearing in morning. Increasing clouds with rain and wind by 3:13 pm. Ptly clearing by evening for the full moon.
9/2/2012 7:00 AM 0.00 0.0 M 0.0 M Air temperature 47 degrees F. Low of 46 degrees F. Fair, clear, and sunny with 15% cloud cover to the E, SE, and S.
9/3/2012 7:00 AM 0.00 0.0 M 0.0 M Air temperature 42 degrees F. Fair clear skies; 10% cloud cover to the E, SE, and S. Observation period fair in the morning with wind and clouds in the afternoon.
9/4/2012 7:00 AM 0.06 0.0 M 0.0 M Air temperature 39 degrees F. Sunny with 40% cloud cover. Observation period fair and sunny with increasing clouds and rain in the afternoon.
9/5/2012 7:00 AM 0.00 0.0 0.00 0.0 M Air temperature 32 degrees F. Low of 29 degrees F. Fair, clear blue skies; 0% cloud cover. Observation period mostly sunny with a few clouds in the afternoon. No rain.
9/6/2012 7:00 AM 0.00 0.0 M 0.0 M Air temperature 31 degrees F. Fair and sunny with 8% cirrus cloud cover. Observation period mostly sunny.
9/7/2012 7:00 AM 0.10 0.0 M 0.0 M Air temperature 50 degrees F. Overcast with 90% cloud cover and clear to the W. Observation period was fair and sunny in the morning with increasing clouds in the afternoon. Rain during the night.
9/8/2012 7:00 AM T 0.0 M 0.0 M Air temperature 32 degrees F. Fair, clear and sunny with 1% cloud cover. Observation period was overcast, clearing to sunny midmorning. Increasing clouds in the afternoon with a brief shower in the late afternoon.
9/9/2012 8:00 AM 0.00 0.0 M 0.0 M Air temperature 43 degrees F. Fair, clear, and sunny. Observation period was fair and sunny.
9/10/2012 7:00 AM 0.00 0.0 M 0.0 M Air temperature 33 degrees F. Fair and sunny with 5% H1 cirrus cloud cover. Observation period was fair and sunny.
9/11/2012 7:00 AM 0.00 0.0 M 0.0 M Air temperature 41 degrees F. Low of 39 degrees F. Fair and sunny with 35% cirrus cloud cover. Observation period was mostly sunny and windy. Ptly cloudy in the late afternoon into the night.
9/12/2012 7:45 AM 0.50 0.0 M 0.0 M Air temperature 50 degrees F. Overcast with 100% low cloud cover. Observation period sunny and ptly cloudy in the morning with light rain by 3:00 pm. Rain off and on during the night. Friends reported seeing a few snowflakes mixed in with the rain falling in Grand Lake, CO.
9/13/2012 7:00 AM 0.01 0.0 M 0.0 M Air temperature 30 degrees F with frost. Clear and sun rising. Fog along the Fraser River bottom. Observation period was overcast in the morning. Ptly cloudy by midafternoon. A little rain.
9/14/2012 7:00 AM 0.00 0.0 M 0.0 M Clear skies with 0% cloud cover. First day to be dark and watch the sun rise. Air temperature 0.5 degrees C; 31 degrees F; and frost. Observation period clear and sunny.
9/15/2012 7:00 AM 0.00 0.0 M 0.0 M Clear with 5-7% scattered high cloud cover. Frost. Air temperature 30 degrees F. Observation period was clear, sunny, and warm.
9/16/2012 7:00 AM 0.00 0.0 M 0.0 M Clear with 20% cloud cover mostly to the E. Air temperature 29 degrees F. Calm. Observation period was clear and sunny. Cooler and light wind in the afternoon.
9/17/2012 7:00 AM 0.00 0.0 M 0.0 M Air temperature 46 degrees F. Mostly overcast with 80% cloud cover and partly clear to the NW. Calm. Observation period mostly clear and sunny. Scattered clouds in the afternoon; overcast by midnight.
9/18/2012 7:00 AM 0.07 0.0 M 0.0 M Air temperature 28 degrees F; frost; clear skies; and calm. Observation period mostly overcast or partly cloudy; some rain during the day with another wave at night before clearing.
9/19/2012 7:15 AM 0.00 0.0 M 0.0 M Air temperature 29 degrees F; frost; hazy skies with 30% high cirrus cloud cover; and calm. Observation period clear with increasing hazy.
9/20/2012 7:00 AM 0.00 0.0 M 0.0 M Air temperature 28 degrees F; frost; clear with 40% hazy cover to the E; and calm. Observation period clear but hazy.
9/21/2012 7:00 AM 0.00 0.0 M 0.0 M Air temperature 30 degrees F; light frost; clear skies with 40% hazy high cloud cover; and calm. Observation period clear with some hazy in the morning. Some scattered clouds in the afternoon and evening.
9/22/2012 7:00 AM 0.00 0.0 M 0.0 M Air temperature 30 degrees F; frost; clear and calm. Observation period mostly hazy and breezy.
9/23/2012 7:30 AM 0.00 0.0 M 0.0 M Air temperature 30 degrees F; light frost; hazy and 50% cirrus cloud cover; and calm.
9/24/2012 7:00 AM 0.00 0.0 M 0.0 M Air temperature 49 degrees F; overcast with 75% cloud cover; and light breeze. Observation period hazy and partly cloudy in the morning; increasing clouds and wind in the afternoon.
9/25/2012 7:00 AM T 0.0 M 0.0 M Air temperature 33 degrees F. Partly cloudy with 65% cloud cover. Calm. Observation period overcast in the morning. Sun and partly cloudy afternoon. A few rain drops in the evening.
9/26/2012 7:00 AM 0.33 0.0 M 0.0 M Air temperature 42 degrees F. Overcast and wet. Observation period partly cloudy in the morning. Some clearing and sun before rain in the evening.
9/27/2012 7:00 AM 0.21 0.0 M 0.0 M Air temperature 41 degrees F; overcast and wet; and calm. Obsservation period overcast then clearing in the morning. Increasing clouds and rain by 8 pm.
9/28/2012 7:00 AM 0.03 0.0 M 0.0 M Air temperature 36 degrees F; foggy and calm. Observation period overcast, a little rain and then partly clearing. Beautiful sunset.
9/29/2012 7:00 AM 0.00 0.0 M 0.0 M Air temperature 31 degrees F; frost; clear and calm. Observation period foggy in the morning; sunshine till evening.
9/30/2012 7:00 AM 0.00 0.0 M 0.0 M Air temperature 33 degrees F; very light frost; clear and calm with 5% cloud cover. Observation period mostly clear with a few clouds in the afternoon and evening.



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
1/23/2012 1/24/2012 8:00 PM 2 0.00 8.0 M
4/13/2012 4/19/2012 7:00 AM 7 0.31 T T Air temperature 32 degrees @ 7 AM. Trace of fresh snow mixed with frozen rain on the snow board and ground. At least 0.10 inch of precipitation came from last night's storm. Overcast and 75% cloud cover.
6/20/2012 6/28/2012 7:00 AM 9 0.01 M M Air temperature 47 degrees F @ 7:00 am.
7/15/2012 7/16/2012 7:00 AM 2 0.04 M M Neigbors said it rained both the Saturday and Sunday.



Observation Date Observation Time Notes Largest Stone Size Average Stone Size Smallest Stone Size Stone Consistency Duration Minutes Durration Accuracy Damage Timing More Rain than Hail Hail Started Largest Hail Started Angle of Impact Number of Stones on Pad Distance Between Stones on Pad Depth of Stones on Ground