Station Overview Station Location
Station Number CO-GR-51 Latitude 39.904722
Station Name Fraser 5.2 WSW Longitude -105.884
County Grand Elevation (ft) 9006



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 09 1.54 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 09 1.86 0.27 11 0.27 11 0.00 0 0 4 1 3.6 4 11
Dec 09 1.96 1.08 27 0.94 21 0.14 6 2 11 3 13.1 11 21
Jan 10 1.51 0.93 29 0.88 18 0.05 11 3 11 2 11.1 11 17
Feb 10 1.74 1.67 27 0.45 13 1.22 14 4 8 2 9.0 8 13
March 10 2.07 0.79 31 0.68 20 0.11 11 4 6 1 9.4 6 16
April 10 2.61 2.90 28 2.18 13 0.72 15 3 7 2 12.9 5 12
May 10 1.98 4.64 27 0.30 4 4.34 23 3 2 0 0.0 0 0
June 10 1.42 0.02 4 0.02 2 0.00 2 1 2 0 0.0 0 0
July 10 1.74 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 10 1.98 0.10 2 0.10 2 0.00 0 0 1 0 0.0 0 0
Sept 10 1.74 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 22.15" 12.40" 186 days 5.82" 104 6.58" 82 days 20 52 days 11 days 59.1" 45 days 90 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
10/1/2009
10/2/2009
10/3/2009
10/4/2009
10/5/2009
10/6/2009
10/7/2009
10/8/2009
10/9/2009
10/10/2009
10/11/2009
10/12/2009
10/13/2009
10/14/2009
10/15/2009
10/16/2009
10/17/2009
10/18/2009
10/19/2009
10/20/2009
10/21/2009
10/22/2009
10/23/2009
10/24/2009
10/25/2009
10/26/2009
10/27/2009
10/28/2009
10/29/2009
10/30/2009
10/31/2009
11/1/2009
11/2/2009
11/3/2009
11/4/2009
11/5/2009
11/6/2009
11/7/2009
11/8/2009
11/9/2009
11/10/2009
11/11/2009
11/12/2009
11/13/2009
11/14/2009
11/15/2009
11/16/2009
11/17/2009
11/18/2009
11/19/2009 0.00
11/20/2009 0.00
11/21/2009 0.00
11/22/2009 0.03
11/23/2009 0.20
11/24/2009 0.02
11/25/2009 0.00
11/26/2009 0.00
11/27/2009 0.00
11/28/2009
11/29/2009 T
11/30/2009 0.02
12/1/2009 0.00
12/2/2009 0.06
12/3/2009 0.02
12/4/2009 0.00
12/5/2009
12/6/2009
12/7/2009 0.14
12/8/2009
12/9/2009 0.07
12/10/2009 0.00
12/11/2009 0.00
12/12/2009 0.02
12/13/2009 T
12/14/2009 0.28
12/15/2009 0.02
12/16/2009 0.00
12/17/2009 T
12/18/2009 **
12/19/2009 **
12/20/2009 **
12/21/2009 0.14
12/22/2009 0.00
12/23/2009 0.07
12/24/2009 0.04
12/25/2009
12/26/2009 T
12/27/2009 **
12/28/2009 T
12/29/2009 0.00
12/30/2009 0.06
12/31/2009 0.16
Day of YearDaily PrcpMultiday Prcp
1/1/2010
1/2/2010
1/3/2010 0.20
1/4/2010 0.04
1/5/2010 0.00
1/6/2010 0.02
1/7/2010 0.18
1/8/2010 **
1/9/2010 **
1/10/2010 **
1/11/2010 0.00
1/12/2010 0.00
1/13/2010 0.00
1/14/2010 0.00
1/15/2010 T
1/16/2010 **
1/17/2010 **
1/18/2010 **
1/19/2010 0.02
1/20/2010 0.02
1/21/2010 T
1/22/2010 0.04
1/23/2010 0.00
1/24/2010 0.14
1/25/2010 0.14
1/26/2010 0.02
1/27/2010 0.06
1/28/2010 0.02
1/29/2010 **
1/30/2010 0.03
1/31/2010 **
2/1/2010 0.02
2/2/2010 0.02
2/3/2010 0.00
2/4/2010 0.02
2/5/2010 **
2/6/2010 **
2/7/2010 **
2/8/2010 0.28
2/9/2010 T
2/10/2010 0.00
2/11/2010 T
2/12/2010 0.03
2/13/2010 0.10
2/14/2010
2/15/2010 **
2/16/2010 0.17
2/17/2010 0.02
2/18/2010 0.18
2/19/2010 **
2/20/2010 **
2/21/2010 **
2/22/2010 0.75
2/23/2010 0.02
2/24/2010 0.00
2/25/2010 0.06
2/26/2010 **
2/27/2010 **
2/28/2010 **
3/1/2010 0.06
3/2/2010 0.00
3/3/2010 0.00
3/4/2010 0.00
3/5/2010 0.06
3/6/2010 **
3/7/2010 **
3/8/2010 0.05
3/9/2010 0.11
3/10/2010 0.02
3/11/2010 0.10
3/12/2010 T
3/13/2010 **
3/14/2010 **
3/15/2010 T
3/16/2010 0.00
3/17/2010 0.00
3/18/2010 0.00
3/19/2010 0.06
3/20/2010 0.00
3/21/2010 0.00
3/22/2010 0.00
3/23/2010 0.00
3/24/2010 0.33
3/25/2010 0.00
3/26/2010 **
3/27/2010 **
3/28/2010 **
3/29/2010 0.00
3/30/2010 0.00
3/31/2010 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2010 0.00
4/2/2010 0.14
4/3/2010
4/4/2010
4/5/2010 0.13
4/6/2010 0.54
4/7/2010 0.30
4/8/2010 0.02
4/9/2010 **
4/10/2010 **
4/11/2010 **
4/12/2010 0.00
4/13/2010 T
4/14/2010 T
4/15/2010 0.00
4/16/2010 **
4/17/2010 **
4/18/2010 **
4/19/2010 0.00
4/20/2010 0.00
4/21/2010
4/22/2010 0.46
4/23/2010 0.59 **
4/24/2010 **
4/25/2010 **
4/26/2010 0.72
4/27/2010 0.00
4/28/2010 **
4/29/2010 **
4/30/2010 **
5/1/2010 **
5/2/2010 **
5/3/2010 1.13
5/4/2010
5/5/2010 **
5/6/2010 **
5/7/2010 **
5/8/2010 **
5/9/2010 **
5/10/2010 **
5/11/2010 **
5/12/2010 **
5/13/2010 **
5/14/2010 **
5/15/2010 **
5/16/2010 **
5/17/2010 3.20
5/18/2010 0.00
5/19/2010 0.08
5/20/2010 0.22
5/21/2010 **
5/22/2010 **
5/23/2010 **
5/24/2010 **
5/25/2010 **
5/26/2010 **
5/27/2010 0.01
5/28/2010 0.00
5/29/2010
5/30/2010
5/31/2010
6/1/2010 **
6/2/2010 0.00
6/3/2010 0.01
6/4/2010
6/5/2010
6/6/2010
6/7/2010
6/8/2010 0.01
6/9/2010
6/10/2010
6/11/2010
6/12/2010
6/13/2010
6/14/2010
6/15/2010
6/16/2010
6/17/2010
6/18/2010
6/19/2010
6/20/2010
6/21/2010
6/22/2010
6/23/2010
6/24/2010
6/25/2010
6/26/2010
6/27/2010
6/28/2010
6/29/2010
6/30/2010
Day of YearDaily PrcpMultiday Prcp
7/1/2010
7/2/2010
7/3/2010
7/4/2010
7/5/2010
7/6/2010
7/7/2010
7/8/2010
7/9/2010
7/10/2010
7/11/2010
7/12/2010
7/13/2010
7/14/2010
7/15/2010
7/16/2010
7/17/2010
7/18/2010
7/19/2010
7/20/2010
7/21/2010
7/22/2010
7/23/2010
7/24/2010
7/25/2010
7/26/2010
7/27/2010
7/28/2010
7/29/2010
7/30/2010
7/31/2010
8/1/2010
8/2/2010
8/3/2010
8/4/2010
8/5/2010
8/6/2010
8/7/2010
8/8/2010
8/9/2010
8/10/2010
8/11/2010
8/12/2010
8/13/2010
8/14/2010
8/15/2010
8/16/2010 0.00
8/17/2010 0.10
8/18/2010
8/19/2010
8/20/2010
8/21/2010
8/22/2010
8/23/2010
8/24/2010
8/25/2010
8/26/2010
8/27/2010
8/28/2010
8/29/2010
8/30/2010
8/31/2010
9/1/2010
9/2/2010
9/3/2010
9/4/2010
9/5/2010
9/6/2010
9/7/2010
9/8/2010
9/9/2010
9/10/2010
9/11/2010
9/12/2010
9/13/2010
9/14/2010
9/15/2010
9/16/2010
9/17/2010
9/18/2010
9/19/2010
9/20/2010
9/21/2010
9/22/2010
9/23/2010
9/24/2010
9/25/2010
9/26/2010
9/27/2010
9/28/2010
9/29/2010
9/30/2010



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
11/19/2009 8:00 AM 0.00 0.0 M 4.0 M Clear and Calm
11/20/2009 7:15 AM 0.00 0.0 M 4.0 M clear and calm
11/21/2009 8:00 AM 0.00 0.0 M 4.0 M CLEAR & CALM
11/22/2009 7:50 AM 0.03 0.4 0.03 4.0 M Accumulation of new snow 0.4 inches. Snow fell between midnight and 5 am. Current weather observation is overcast and calm.
11/23/2009 8:00 AM 0.20 2.8 0.20 6.5 M Current weather is snowing and breezy.
11/24/2009 7:35 AM 0.02 0.2 0.02 6.0 M CLEAR, CALM AND COLD!!!
11/25/2009 7:45 AM 0.00 0.0 M 5.5 M Partly cloudy, calm wind
11/26/2009 7:12 AM 0.00 0.0 M 5.5 M Clear and calm
11/27/2009 7:30 AM 0.00 0.0 M 5.0 M Clear and Calm
11/29/2009 8:00 AM T T M 5.0 M OVERCAST
11/30/2009 7:30 AM 0.02 0.2 0.02 5.0 M Clear and cold. No wind.
12/1/2009 7:20 AM 0.00 0.0 0.00 5.0 M Partly cloudy and cold, calm wind.
12/2/2009 7:25 AM 0.06 1.1 0.06 6.0 M Partly cloudy and snowing moderately
12/3/2009 7:20 AM 0.02 0.2 0.02 6.0 M Partly cloudy, cold, snowing very lightly, very light breeze
12/4/2009 7:25 AM 0.00 0.0 M 6.0 M
12/7/2009 7:40 AM 0.14 1.6 0.14 7.5 M Snowing very lightly
12/9/2009 7:45 AM 0.07 0.7 0.07 7.5 M Mostly clear, breezy, intermittent snow and wind yesterday, snow has been redistributed by wind over last 24 hours
12/10/2009 7:30 AM 0.00 0.0 0.00 7.0 M Some snow fell over night, but the board has been windscoured
12/11/2009 8:00 AM 0.00 0.0 0.00 7.0 M -10, clear and calm
12/12/2009 7:50 AM 0.02 0.8 0.02 7.0 M Overcast and snowing
12/13/2009 8:00 AM T T T 7.0 M
12/14/2009 7:40 AM 0.28 4.1 0.28 11.0 M Partly cloudy and snowing lightly. Very windy last night.
12/15/2009 7:40 AM 0.02 0.2 0.02 10.0 M Clear, colder. Intermittent snow and wind yesterday
12/16/2009 7:20 AM 0.00 0.0 0.00 9.5 M Skies mostly clear, calm
12/17/2009 7:20 AM T T T 9.0 M Trace amount of snow on board. Overcast, calm. Just began snowing very lightly.
12/22/2009 7:20 AM 0.00 0.0 0.00 10.0 M Partly cloudy and calm
12/23/2009 7:45 AM 0.07 0.9 0.07 11.0 M clear / calm
12/24/2009 7:30 AM 0.04 0.5 0.04 10.0 M Over Cast and Calm
12/26/2009 8:00 AM T T M 10.0 M Overcast and cold
12/29/2009 7:20 AM 0.00 0.0 0.00 10.5 M Mostly cloudy, calm. Frost crystals have built up on board but does not seem to be from precipitation.
12/30/2009 7:20 AM 0.06 0.8 0.06 11.0 M Partly cloudy. Snowing very lightly.
12/31/2009 8:00 AM 0.16 2.2 0.16 13.0 M clear and calm
1/3/2010 8:00 AM 0.20 2.6 0.20 M M
1/4/2010 6:45 AM 0.04 0.8 0.04 14.0 M Clear and Calm. -1* F
1/5/2010 7:15 AM 0.00 0.0 0.00 14.0 M Partly cloudy and calm.
1/6/2010 7:20 AM 0.02 0.2 0.02 13.5 M Overcast, snowing (some grauple), warm but still below freezing.
1/7/2010 7:35 AM 0.18 2.6 0.18 16.0 M Clear and cold
1/12/2010 7:30 AM 0.00 0.0 0.00 14.5 M Clear and cold. Warm yesterday afternoon.
1/13/2010 7:20 AM 0.00 0.0 0.00 14.0 M Mostly clear.
1/14/2010 7:30 AM 0.00 0.0 0.00 14.0 M Mostly clear.
1/15/2010 7:30 AM T T M 14.0 M Clear calm
1/20/2010 7:10 AM 0.02 0.2 0.02 14.5 M Partly cloudy, calm.
1/21/2010 7:25 AM T T T 14.0 M Mostly cloudy, calm. Very little snow on board; some frost.
1/22/2010 7:45 AM 0.04 0.4 0.04 14.0 M Overcast and 24*F
1/23/2010 7:30 AM 0.00 0.0 0.00 14.0 M
1/24/2010 7:40 AM 0.14 1.6 0.14 15.5 M snowing!!!
1/25/2010 7:45 AM 0.14 1.5 0.14 17.0 M Clear and calm. Windy yesterday and overnight. Wind has affected snowboard (snow is deeper on one side).
1/26/2010 7:30 AM 0.02 0.4 0.02 17.0 M Mostly clear and calm. Some light snow and some winds, yesterday.
1/27/2010 7:40 AM 0.06 0.6 0.06 17.0 M Mostly clear, snowing VERY lightly.
1/28/2010 7:35 AM 0.02 0.2 0.02 16.5 M Mostly clear and calm. Very little new snow.
2/2/2010 7:40 AM 0.02 0.3 0.02 16.5 M Clear and calm.
2/3/2010 7:20 AM 0.00 0.0 0.00 16.0 M Mostly clear and calm. Some high clouds.
2/4/2010 7:20 AM 0.02 0.4 0.02 16.5 M Partly cloudy, calm. Not currently snowing at the site but it is snowing ~1 kilometer to the South and moving this way.
2/9/2010 7:30 AM T T T 18.5 M Clear and cold. Snowed yesterday morning, then became warm. Snow partially melted and refroze.
2/10/2010 7:20 AM 0.00 0.0 0.00 18.0 M Partly cloudy and cold, but warmer than yesterday morning.
2/11/2010 7:16 AM T T T 18.0 M T and lightly snowing
2/12/2010 7:00 AM 0.03 0.7 0.03 18.0 M overcast and 12*F
2/13/2010 7:00 AM 0.10 2.3 0.10 20.5 M Overcast ans snowing lightly
2/17/2010 7:30 AM 0.02 0.8 0.02 21.5 M Mostly cloudy, snowing lightly. Snow on board is very light (large crystals).
2/18/2010 7:25 AM 0.18 3.1 0.18 23.0 M Overcast (low clouds with some thin patches). Snowing.
2/23/2010 7:30 AM 0.02 0.2 0.02 26.5 M Clear, cold.
2/24/2010 7:25 AM 0.00 0.0 0.00 25.5 M Partly cloudy, cold, sunny yesterday.
2/25/2010 7:00 AM 0.06 1.2 0.06 26.5 M Overcast, lightly snowing, much warmer than yesterday morning (but still below freezing).
3/2/2010 7:30 AM 0.00 0.0 0.00 24.5 M Clear, colder than yesterday. Trace snow yesterday, but only frost on board
3/3/2010 7:25 AM 0.00 0.0 0.00 23.5 M Mostly clear. Became very warm, yesterday (above freezing).
3/4/2010 7:05 AM 0.00 0.0 0.00 23.0 M Mostly clear. Calm.
3/5/2010 7:25 AM 0.06 1.0 0.06 23.0 M OC
3/9/2010 7:40 AM 0.11 1.9 0.11 24.0 M Mostly cloudy. Warm but still below freezing.
3/10/2010 7:15 AM 0.02 0.8 0.02 24.5 M Mostly cloudy. Snowing (mod/heavy). Snow on board dry and light.
3/11/2010 7:10 AM 0.10 1.4 0.10 24.0 M Partly cloudy, calm.
3/12/2010 8:00 AM T T T 24.0 M clear and cold
3/16/2010 7:00 AM 0.00 0.0 0.00 22.0 M Clear (7:00 daylight savings time)
3/17/2010 6:30 AM 0.00 0.0 0.00 21.5 M Clear.
3/18/2010 9:00 AM 0.00 0.0 0.00 21.0 M Mostly clear. Hard crust on snow surface.
3/19/2010 9:00 AM 0.06 0.8 0.06 21.0 M Snowing
3/20/2010 8:00 AM 0.00 0.0 M M M
3/21/2010 8:00 AM 0.00 0.0 M M M
3/22/2010 8:00 AM 0.00 0.0 M M M
3/23/2010 8:00 AM 0.00 0.0 M M M
3/24/2010 7:30 AM 0.33 3.5 0.33 23.5 M Partly cloudy. Storm started as grauple (hail?) yesterday afternoon, then quickly became snow.
3/25/2010 7:30 AM 0.00 0.0 0.00 22.0 M Mostly clear. Colder than yesterday morning.
3/30/2010 6:30 AM 0.00 0.0 0.00 20.0 M Mostly clear, windy and warm.
3/31/2010 6:00 AM 0.00 0.0 0.00 18.0 M Clear, warm (above freezing).
4/1/2010 6:30 AM 0.00 0.0 0.00 17.0 M Clear. Below freezing (barely).
4/2/2010 7:40 AM 0.14 1.8 0.14 18.0 M Partly cloudy, intermittent snow (stopped just before sampling), below freezing.
4/5/2010 7:20 AM 0.13 0.7 0.13 18.0 M Mostly cloudy, warm, about to snow (flakes blowing in). Snow frozen to board; sample may not represent all of weekend snow.
4/6/2010 6:45 AM 0.54 6.2 0.54 24.0 M Mostly clear, breezy. Break in snowfall.
4/7/2010 6:45 AM 0.30 3.4 0.30 25.0 M Mostly clear, snowing lightly.
4/8/2010 7:45 AM 0.02 0.8 0.02 23.5 M Clear, calm, colder than yesterday.
4/13/2010 7:30 AM T T T 14.5 M Partly cloudy, above freezing. Grauple frozen to snow board.
4/14/2010 7:15 AM T T T 14.5 M Trace amount of snow on top of a little ice on snowboard. Clear, below freezing.
4/15/2010 7:20 AM 0.00 0.0 0.00 13.5 M Mostly clear.
4/20/2010 7:30 AM 0.00 0.0 0.00 5.0 M Mostly sunny.
4/22/2010 6:45 AM 0.46 M M 0.0 M Rain overnight
4/23/2010 8:00 AM 0.59 M M 3.5 M Rain, sleet, snow mix over night. Snow this am... Still snowing
4/27/2010 8:00 AM 0.00 0.0 0.00 2.5 M Mostly clear and calm. Precip data was collected from Belfort gauge.
5/18/2010 5:55 AM 0.00 0.0 M M M OC
5/19/2010 6:30 AM 0.08 M M M M Early morning snow plugged the gauge. Lost some snow/sleet. Most of the precip fell as rain late yesterday evening.
5/20/2010 8:00 AM 0.22 M M M M
5/28/2010 6:27 AM 0.00 0.0 M M M
6/3/2010 6:30 AM 0.01 M M M M
6/8/2010 6:30 AM 0.01 M M M M
8/16/2010 6:30 AM 0.00 0.0 M M M
8/17/2010 7:00 AM 0.10 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
12/18/2009 12/21/2009 7:40 AM 4 0.14 10.0 M Snow occurred on Thursday and Friday. Currently clear with a light breeze.
12/27/2009 12/28/2009 7:30 AM 2 T 10.5 T Trace precipitation on board, clear and cold this morning. Precipitation is from last night.
1/8/2010 1/11/2010 7:20 AM 4 0.00 14.5 M Total depth not measured 1/8 through 1/10, but no new snow fell over this period. Conditions on 1/11: clear, cold, and calm.
1/16/2010 1/19/2010 7:25 AM 4 0.02 14.0 M No snow to measure 1/16 through 1/18. Current conditions are partly cloudy and snowing very lightly.
1/29/2010 1/30/2010 8:00 AM 2 0.03 16.0 M This snow fell the evening of 1/28/10. We were unable to sample until 1/30/10. Some settling and light melting may have occurred.
1/31/2010 2/01/2010 7:40 AM 2 0.02 16.0 M Partly cloudy, snowing lightly. There was no snow on the board the morning of 1/31; snow is from last night.
2/5/2010 2/08/2010 7:40 AM 4 0.28 19.5 M Site not measured 2/5 through 2/7. Snowed 2/4 through 2/7. Snow on 2/5 and 2/7 was intermittent, with occaisional sun possible. Weather was fairly warm 2/5 through 2/7 (near/above freezing?). Current conditions are partly cloudy and snowing.
2/15/2010 2/16/2010 7:40 AM 2 0.17 21.5 M Currently partly cloudy and snowing. Snow seems fairly fresh.
2/19/2010 2/22/2010 7:40 AM 4 0.75 27.0 M Partly cloudy, snowing very lightly.
2/26/2010 3/01/2010 7:40 AM 4 0.06 25.0 M NOTE! There is ice present on snowboard below fresh snow; sample does not include ice. It snowed on 2/25 and 2/26, then became warm (above freezing) and snowed again 2/28 through 3/1. Sample probably includes precipitation from 2/28 and 3/1, only.
3/6/2010 3/08/2010 7:30 AM 3 0.05 22.3 M Overcast, fog clearing, warm but still below freezing. Precip measured is most likely from last night. Very warm over the weekend.
3/13/2010 3/15/2010 6:25 AM 3 T 22.5 M Very little snow yesterday. No snow on 3/13 (warm and sunny). Clear this morning.
3/26/2010 3/29/2010 12:00 AM 4 0.00 21.0 M Mostly clear skies.
4/9/2010 4/12/2010 7:30 AM 4 0.00 16.0 M Overcast. No snow over weekend (was very warm).
4/16/2010 4/19/2010 7:30 AM 4 0.00 6.5 M There was some snow and rain on 4/17/10, but it immediately melted off of the board.
4/23/2010 4/26/2010 7:00 AM 4 0.72 4.5 M Accumulated precip between 4-23-10 @ 0800 and 4-26-10 @ 0700.
4/28/2010 5/03/2010 7:50 AM 6 1.13 4.0 M
5/5/2010 5/17/2010 6:30 AM 13 3.20 0.0 M
5/21/2010 5/27/2010 6:30 AM 7 0.01 0.0 M
6/1/2010 6/02/2010 7:00 AM 2 0.00 M M



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