Station Overview Station Location
Station Number CO-MT-9 Latitude 38.5253
Station Name Montrose 4.0 NW Longitude -107.9217
County Montrose Elevation (ft) 5729



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 1.11 1.03 31 1.03 31 0.00 0 0 6 5 0.0 0 0
Nov 11 0.99 0.13 30 0.13 30 0.00 0 0 3 2 1.4 2 2
Dec 11 0.54 1.11 29 1.11 29 0.00 0 0 6 2 13.2 6 21
Jan 12 0.44 0.39 32 0.39 30 0.00 2 1 4 3 3.0 3 25
Feb 12 0.50 0.84 29 0.84 29 0.00 0 0 9 2 5.3 8 7
March 12 0.64 0.24 31 0.24 25 0.00 6 0 5 0 2.4 4 3
April 12 0.75 0.22 30 0.17 11 0.05 19 2 3 2 0.3 1 0
May 12 0.84 0.06 31 0.00 24 0.06 7 1 0 2 0.0 0 0
June 12 0.49 0.03 30 0.03 30 0.00 0 0 2 1 0.0 0 0
July 12 0.82 1.48 31 1.48 31 0.00 0 0 8 11 0.0 0 0
Aug 12 1.14 0.99 31 0.99 31 0.00 0 0 7 10 0.0 0 0
Sept 12 1.24 0.30 29 0.30 22 0.00 7 0 3 6 0.0 0 0
Water Year Totals: 9.50" 6.82" 364 days 6.71" 323 0.11" 41 days 4 56 days 46 days 25.6" 24 days 58 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 T
10/2/2011 T
10/3/2011 T
10/4/2011 0.02
10/5/2011 0.44
10/6/2011 0.01
10/7/2011 0.13
10/8/2011 0.00
10/9/2011 0.00
10/10/2011 0.00
10/11/2011 T
10/12/2011 0.00
10/13/2011 0.00
10/14/2011 0.00
10/15/2011 0.00
10/16/2011 0.00
10/17/2011 T
10/18/2011 0.00
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 0.33
10/27/2011 0.10
10/28/2011 0.00
10/29/2011 0.00
10/30/2011 0.00
10/31/2011 0.00
11/1/2011 0.00
11/2/2011 0.08
11/3/2011 0.00
11/4/2011 0.00
11/5/2011 0.01
11/6/2011 0.04
11/7/2011 0.00
11/8/2011 0.00
11/9/2011 0.00
11/10/2011 0.00
11/11/2011 0.00
11/12/2011 0.00
11/13/2011 0.00
11/14/2011 0.00
11/15/2011 0.00
11/16/2011 0.00
11/17/2011 0.00
11/18/2011 0.00
11/19/2011 0.00
11/20/2011 0.00
11/21/2011 T
11/22/2011 T
11/23/2011 0.00
11/24/2011 0.00
11/25/2011 0.00
11/26/2011 0.00
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 0.06
12/4/2011 0.03
12/5/2011 0.08
12/6/2011 0.00
12/7/2011 0.00
12/8/2011 0.00
12/9/2011 0.00
12/10/2011 0.00
12/11/2011 0.00
12/12/2011 0.00
12/13/2011 T
12/14/2011 0.71
12/15/2011 T
12/16/2011 0.00
12/17/2011 0.00
12/18/2011 0.00
12/19/2011
12/20/2011 0.00
12/21/2011 0.00
12/22/2011 0.12
12/23/2011 0.11
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 0.00
12/30/2011 0.00
12/31/2011
Day of YearDaily PrcpMultiday Prcp
1/1/2012 0.00
1/2/2012 0.00
1/3/2012 **
1/4/2012 0.00 0.00
1/5/2012 0.00
1/6/2012 0.00
1/7/2012 0.00
1/8/2012 T
1/9/2012 0.00
1/10/2012 0.00
1/11/2012 0.00
1/12/2012 0.00
1/13/2012 0.00
1/14/2012 0.00
1/15/2012 0.00
1/16/2012 T
1/17/2012 0.01
1/18/2012 0.00
1/19/2012 0.00
1/20/2012 0.00
1/21/2012 0.00
1/22/2012 0.22
1/23/2012 0.00
1/24/2012 0.09
1/25/2012 T
1/26/2012 0.00
1/27/2012 0.07
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 0.01
2/4/2012 0.00
2/5/2012 0.00
2/6/2012 0.11
2/7/2012 0.02
2/8/2012 0.00
2/9/2012 0.02
2/10/2012 0.00
2/11/2012 0.00
2/12/2012 0.00
2/13/2012 0.02
2/14/2012 T
2/15/2012 0.04
2/16/2012 0.00
2/17/2012 0.00
2/18/2012 0.00
2/19/2012 0.00
2/20/2012 0.02
2/21/2012 T
2/22/2012 0.00
2/23/2012 0.00
2/24/2012 0.00
2/25/2012 0.00
2/26/2012 0.00
2/27/2012 0.00
2/28/2012 0.50
2/29/2012 0.10
3/1/2012 0.00
3/2/2012 0.10
3/3/2012 0.01
3/4/2012 0.00
3/5/2012 0.00
3/6/2012 0.00
3/7/2012 0.00
3/8/2012 0.01
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 0.10
3/20/2012 0.02
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 **
3/27/2012 **
3/28/2012 **
3/29/2012 **
3/30/2012 **
3/31/2012 **
Day of YearDaily PrcpMultiday Prcp
4/1/2012 **
4/2/2012 **
4/3/2012 **
4/4/2012 **
4/5/2012 **
4/6/2012 **
4/7/2012 **
4/8/2012 **
4/9/2012 **
4/10/2012 **
4/11/2012 **
4/12/2012 T
4/13/2012 T
4/14/2012 0.00
4/15/2012 0.02
4/16/2012 0.01
4/17/2012 0.00
4/18/2012 0.00
4/19/2012 **
4/20/2012 **
4/21/2012 **
4/22/2012 **
4/23/2012 **
4/24/2012 **
4/25/2012 0.05
4/26/2012 0.00
4/27/2012 0.14
4/28/2012 T
4/29/2012 0.00
4/30/2012 0.00
5/1/2012 0.00
5/2/2012 0.00
5/3/2012 0.00
5/4/2012 0.00
5/5/2012 0.00
5/6/2012 0.00
5/7/2012 0.00
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 0.00
5/14/2012 0.00
5/15/2012 0.00
5/16/2012 0.00
5/17/2012 **
5/18/2012 **
5/19/2012 **
5/20/2012 **
5/21/2012 **
5/22/2012 **
5/23/2012 0.06
5/24/2012 0.00
5/25/2012 0.00
5/26/2012 0.00
5/27/2012 0.00
5/28/2012 0.00
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 0.02
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 0.00
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 0.00
6/22/2012 0.00
6/23/2012 0.00
6/24/2012 0.00
6/25/2012 0.00
6/26/2012 0.00
6/27/2012 0.01
6/28/2012 0.00
6/29/2012 0.00
6/30/2012 T
Day of YearDaily PrcpMultiday Prcp
7/1/2012 0.00
7/2/2012 T
7/3/2012 0.00
7/4/2012 T
7/5/2012 0.04
7/6/2012 0.80
7/7/2012 0.00
7/8/2012 T
7/9/2012 0.00
7/10/2012 0.00
7/11/2012 0.00
7/12/2012 0.00
7/13/2012 0.00
7/14/2012 T
7/15/2012 0.11
7/16/2012 0.04
7/17/2012 0.01
7/18/2012 0.00
7/19/2012 0.00
7/20/2012 T
7/21/2012 0.12
7/22/2012 T
7/23/2012 T
7/24/2012 T
7/25/2012 0.03
7/26/2012 0.00
7/27/2012 0.00
7/28/2012 0.33
7/29/2012 T
7/30/2012 T
7/31/2012 T
8/1/2012 0.01
8/2/2012 0.01
8/3/2012 T
8/4/2012 T
8/5/2012 0.00
8/6/2012 T
8/7/2012 T
8/8/2012 0.00
8/9/2012 0.00
8/10/2012 T
8/11/2012 T
8/12/2012 0.00
8/13/2012 T
8/14/2012 0.13
8/15/2012 0.00
8/16/2012 0.00
8/17/2012 0.00
8/18/2012 T
8/19/2012 0.00
8/20/2012 0.00
8/21/2012 T
8/22/2012 0.00
8/23/2012 0.28
8/24/2012 0.53
8/25/2012 0.01
8/26/2012 0.00
8/27/2012 T
8/28/2012 0.02
8/29/2012 0.00
8/30/2012 0.00
8/31/2012 0.00
9/1/2012 T
9/2/2012 0.02
9/3/2012 T
9/4/2012 0.00
9/5/2012 T
9/6/2012 0.00
9/7/2012 0.07
9/8/2012 0.00
9/9/2012
9/10/2012 0.00
9/11/2012 T
9/12/2012 0.21
9/13/2012 T
9/14/2012 0.00
9/15/2012 0.00
9/16/2012 0.00
9/17/2012 0.00
9/18/2012 T
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 **
9/25/2012 **
9/26/2012 **
9/27/2012 **
9/28/2012 **
9/29/2012 **
9/30/2012 **



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2011 8:00 AM T 0.0 M 0.0 M sprinkles @ 6 p.m. 9/30
10/2/2011 8:00 AM T 0.0 M 0.0 M an evening sprinkle
10/3/2011 8:00 AM T 0.0 M 0.0 M an evening sprinkle
10/4/2011 7:00 AM 0.02 0.0 M 0.0 M light 20-minute showers, about 5 p.m. and 6:30 a.m., 0.01" each
10/5/2011 8:00 AM 0.44 0.0 M 0.0 M A rare event here, steady light rain for hours and cloudy all day--the biggest one-day total in many months.
10/6/2011 8:00 AM 0.01 0.0 M 0.0 M brief morning showers
10/7/2011 8:00 AM 0.13 0.0 M 0.0 M morning rain; an afternoon shower with chunks (sleet or soft hail)
10/8/2011 8:00 AM 0.00 0.0 M 0.0 M
10/9/2011 8:00 AM 0.00 0.0 M 0.0 M
10/10/2011 8:00 AM 0.00 0.0 M 0.0 M
10/11/2011 8:00 AM T 0.0 M 0.0 M
10/12/2011 8:00 AM 0.00 0.0 M 0.0 M
10/13/2011 7:00 AM 0.00 0.0 M 0.0 M
10/14/2011 8:00 AM 0.00 0.0 M 0.0 M
10/15/2011 8:00 AM 0.00 0.0 M 0.0 M
10/16/2011 8:00 AM 0.00 0.0 M 0.0 M
10/17/2011 8:00 AM T 0.0 M 0.0 M a few morning sprinkles
10/18/2011 8:00 AM 0.00 0.0 M 0.0 M
10/19/2011 8:00 AM 0.00 0.0 M 0.0 M
10/20/2011 7:00 AM 0.00 0.0 M 0.0 M
10/21/2011 8:00 AM 0.00 0.0 M 0.0 M
10/22/2011 8:00 AM 0.00 0.0 M 0.0 M
10/23/2011 8:00 AM 0.00 0.0 M 0.0 M
10/24/2011 8:00 AM 0.00 0.0 M 0.0 M
10/25/2011 8:00 AM 0.00 0.0 M 0.0 M
10/26/2011 8:00 AM 0.33 0.0 M 0.0 M an afternoon sprinkle; showers and thunderstorms after dark, continuing
10/27/2011 8:00 AM 0.10 0.0 M 0.0 M light rain all morning and occasionally into the afternoon and evening; snow level low in the hills, but no snow here
10/28/2011 8:00 AM 0.00 0.0 M 0.0 M
10/29/2011 8:00 AM 0.00 0.0 M 0.0 M
10/30/2011 8:00 AM 0.00 0.0 M 0.0 M
10/31/2011 8:00 AM 0.00 0.0 M 0.0 M
11/1/2011 8:00 AM 0.00 0.0 M 0.0 M
11/2/2011 8:00 AM 0.08 1.0 0.05 1.0 0.05 snowcore melt does not include an icy crust underneath (it rained before it snowed)
11/3/2011 8:00 AM 0.00 0.0 M 0.0 M
11/4/2011 8:00 AM 0.00 0.0 M 0.0 M
11/5/2011 6:30 AM 0.01 0.0 M 0.0 M light rain, 10 degrees warmer than predicted
11/6/2011 8:00 AM 0.04 0.4 0.02 0.5 0.02
11/7/2011 8:00 AM 0.00 0.0 M 0.0 M
11/8/2011 8:00 AM 0.00 0.0 M 0.0 M
11/9/2011 8:00 AM 0.00 0.0 M 0.0 M
11/10/2011 7:00 AM 0.00 0.0 M 0.0 M
11/11/2011 8:00 AM 0.00 0.0 M 0.0 M
11/12/2011 8:00 AM 0.00 0.0 M 0.0 M
11/13/2011 8:00 AM 0.00 0.0 M 0.0 M
11/14/2011 8:00 AM 0.00 0.0 M 0.0 M dark clouds all day, no rain
11/15/2011 7:00 AM 0.00 0.0 M 0.0 M
11/16/2011 8:00 AM 0.00 0.0 M 0.0 M
11/17/2011 7:00 AM 0.00 0.0 M 0.0 M
11/18/2011 8:00 AM 0.00 0.0 M 0.0 M
11/19/2011 7:00 AM 0.00 0.0 M 0.0 M
11/20/2011 8:00 AM 0.00 0.0 M 0.0 M
11/21/2011 8:00 AM T 0.0 M 0.0 M
11/22/2011 7:00 AM T 0.0 M 0.0 M
11/23/2011 8:00 AM 0.00 0.0 M 0.0 M
11/24/2011 8:00 AM 0.00 0.0 M 0.0 M
11/25/2011 8:00 AM 0.00 0.0 M 0.0 M
11/26/2011 8:00 AM 0.00 0.0 M 0.0 M
11/27/2011 8:00 AM 0.00 0.0 M 0.0 M
11/28/2011 8:00 AM 0.00 0.0 M 0.0 M
11/29/2011 8:00 AM 0.00 0.0 M 0.0 M
11/30/2011 8:00 AM 0.00 0.0 M 0.0 M a warm and dry month
12/1/2011 6:00 AM 0.00 0.0 M 0.0 M
12/2/2011 8:00 AM 0.00 0.0 M 0.0 M
12/3/2011 8:00 AM 0.06 1.1 0.06 1.0 0.06 light snow, continuing
12/4/2011 8:00 AM 0.03 0.6 0.02 0.5 0.02 light snow, continuing
12/5/2011 8:00 AM 0.08 0.9 0.08 1.0 0.08 very light snow most of the day, accumulating after 8 p.m.
12/6/2011 8:00 AM 0.00 0.0 0.00 0.5 0.06
12/7/2011 8:00 AM 0.00 0.0 0.00 0.5 0.06
12/8/2011 7:00 AM 0.00 0.0 0.00 T T
12/9/2011 7:00 AM 0.00 0.0 0.00 T T
12/10/2011 8:00 AM 0.00 0.0 0.00 T T
12/11/2011 8:00 AM 0.00 0.0 0.00 T T
12/12/2011 7:00 AM 0.00 0.0 0.00 T T
12/13/2011 8:00 AM T T T T T a few flakes
12/14/2011 8:00 AM 0.71 7.1 0.71 7.0 0.71 A very big snow for these parts, much more than predicted. This storm started as light rain in the late evening of 12/13. I used the snow core melt for the total, because it was more accurate (snow on the rim of the regular tube made that difficult to measure), but the rain may have added a hundredth of an inch or two. Light snow continuing.
12/15/2011 7:00 AM T T T 5.5 0.69
12/16/2011 8:00 AM 0.00 0.0 0.00 5.5 0.67
12/17/2011 8:30 AM 0.00 0.0 0.00 5.5 0.87
12/18/2011 8:00 AM 0.00 0.0 0.00 5.5 0.71
12/20/2011 8:00 AM 0.00 0.0 0.00 4.0 0.70
12/21/2011 8:00 AM 0.00 0.0 0.00 4.0 0.74
12/22/2011 8:10 AM 0.12 2.1 0.21 7.0 0.91 light snow, probably not constant, starting before midnight
12/23/2011 8:00 AM 0.11 1.4 0.11 8.0 1.01 snowboard snow settled to 1" after I measured it yesterday afternoon
12/24/2011 8:00 AM 0.00 0.0 0.00 7.0 1.02
12/25/2011 8:00 AM 0.00 0.0 0.00 6.5 1.04
12/26/2011 8:00 AM 0.00 0.0 0.00 6.5 1.03
12/27/2011 8:00 AM 0.00 0.0 0.00 6.5 1.01
12/28/2011 8:00 AM 0.00 0.0 0.00 6.5 0.98
12/29/2011 8:00 AM 0.00 0.0 0.00 6.5 1.01
12/30/2011 8:00 AM 0.00 0.0 0.00 6.0 1.08
1/1/2012 8:00 AM 0.00 0.0 0.00 5.5 0.99
1/2/2012 7:00 AM 0.00 0.0 0.00 M M
1/4/2012 3:00 PM 0.00 0.0 0.00 M M
1/5/2012 8:00 AM 0.00 0.0 0.00 4.5 1.01
1/6/2012 8:00 AM 0.00 0.0 0.00 4.0 0.90
1/7/2012 8:00 AM 0.00 0.0 0.00 4.0 0.95
1/8/2012 8:00 AM T T T 4.0 0.60
1/9/2012 8:00 AM 0.00 0.0 0.00 4.0 0.92
1/10/2012 8:00 AM 0.00 0.0 0.00 4.0 0.89
1/11/2012 8:00 AM 0.00 0.0 0.00 4.0 0.84
1/12/2012 8:00 AM 0.00 0.0 0.00 4.0 0.90
1/13/2012 8:00 AM 0.00 0.0 0.00 4.0 0.85
1/14/2012 8:00 AM 0.00 0.0 0.00 4.0 1.00
1/15/2012 8:00 AM 0.00 0.0 0.00 4.0 0.74
1/16/2012 8:00 AM T 0.0 0.00 4.0 0.93 light rain; overnight temperature above freezing
1/17/2012 8:00 AM 0.01 T T 3.5 0.71 light rain early; snow squalls
1/18/2012 8:00 AM 0.00 0.0 0.00 3.0 0.78
1/19/2012 7:00 AM 0.00 0.0 0.00 3.0 0.93
1/20/2012 8:00 AM 0.00 0.0 0.00 3.0 0.66 warm temperatures, considerable melting
1/21/2012 8:00 AM 0.00 0.0 0.00 2.0 0.50 continued warm, melting
1/22/2012 8:00 AM 0.22 0.5 0.04 2.5 0.42 a steady drizzle most of the day, heavier rain about 6 p.m.; a little snow overnight
1/23/2012 8:00 AM 0.00 0.0 0.00 2.0 0.37
1/24/2012 8:00 AM 0.09 1.5 0.09 3.5 0.32 light snow, continuing
1/25/2012 8:00 AM T T T 3.5 0.60
1/26/2012 8:00 AM 0.00 0.0 0.00 2.5 0.35
1/27/2012 8:00 AM 0.07 1.0 0.07 2.5 0.46
1/28/2012 8:00 AM 0.00 0.0 0.00 2.5 0.50
1/29/2012 8:00 AM 0.00 0.0 0.00 T T snow coverage less than 50%
1/30/2012 7:00 AM 0.00 0.0 0.00 T T
1/31/2012 8:00 AM 0.00 0.0 0.00 T T
2/1/2012 8:00 AM 0.00 0.0 0.00 T T
2/2/2012 8:00 AM 0.00 0.0 0.00 T T
2/3/2012 8:00 AM 0.01 0.4 0.01 0.5 0.01 a little snow before midnight
2/4/2012 8:00 AM 0.00 0.0 0.00 T T
2/5/2012 8:00 AM 0.00 0.0 0.00 T T
2/6/2012 8:00 AM 0.11 1.2 0.11 1.0 0.11 light snow, continuing
2/7/2012 8:00 AM 0.02 0.5 0.02 0.5 0.06 light snow until 11 a.m., melted; snow amount is an estimate; a few flakes overnight
2/8/2012 8:00 AM 0.00 0.0 0.00 T T
2/9/2012 8:00 AM 0.02 0.4 0.02 0.5 0.02
2/10/2012 8:00 AM 0.00 0.0 0.00 T T
2/11/2012 8:00 AM 0.00 0.0 0.00 T T
2/12/2012 8:00 AM 0.00 0.0 0.00 T T
2/13/2012 8:00 AM 0.02 T T T T probably more rain than snow
2/14/2012 8:00 AM T T M T T afternoon, mixed rain and snow pellets; temp. in the 40s
2/15/2012 8:00 AM 0.04 0.4 0.03 0.5 0.04 a mix of snow and snow pellets just before midnight
2/16/2012 6:00 AM 0.00 0.0 0.00 T T
2/17/2012 8:00 AM 0.00 0.0 0.00 T T
2/18/2012 8:00 AM 0.00 0.0 0.00 T T
2/19/2012 8:00 AM 0.00 0.0 0.00 T T
2/20/2012 8:00 AM 0.02 0.3 0.02 0.5 0.02 brief snow showers starting about 6 p.m.
2/21/2012 8:00 AM T T T T T
2/22/2012 8:00 AM 0.00 0.0 0.00 T T
2/23/2012 8:00 AM 0.00 0.0 0.00 T T
2/24/2012 8:00 AM 0.00 0.0 0.00 T T
2/25/2012 8:00 AM 0.00 0.0 0.00 T T
2/26/2012 8:00 AM 0.00 0.0 0.00 T T
2/27/2012 8:00 AM 0.00 0.0 0.00 T T
2/28/2012 8:00 AM 0.50 0.1 0.18 T 0.18 A difficult storm to measure! Started as rain about 11 p.m. and must have been mixed with snow later. What remained on the ground and snowboard was ice, but there's no evidence of sleet or snow pellets. Ice approx. 0.1" thick. Temperature stayed above freezing. Gauge melt is probably accurate, core melt not inclusive.
2/29/2012 7:00 AM 0.10 2.0 0.11 2.0 0.11 morning and evening snow showers, snowstorm after dark
3/1/2012 8:00 AM 0.00 0.0 0.00 T T
3/2/2012 8:00 AM 0.10 1.8 0.10 2.0 0.10 Heavy a.m. snow 3/1, with relatively little accumulation (1.3" max); afternoon snow showers; morning snow 3/2, 0.5". February was unusually stormy and windy.
3/3/2012 7:00 AM 0.01 0.1 M 1.0 0.11 light snow until about 10:30 a.m., little accumulation
3/4/2012 8:00 AM 0.00 0.0 0.00 T T
3/5/2012 7:00 AM 0.00 0.0 0.00 T T
3/6/2012 8:00 AM 0.00 0.0 0.00 T T
3/7/2012 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/8/2012 8:00 AM 0.01 T 0.01 0.0 0.00 afternoon snow, starting about 1:45 p.m., no accumulation
3/9/2012 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/10/2012 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/11/2012 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/12/2012 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/13/2012 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/14/2012 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/15/2012 6:00 AM 0.00 0.0 0.00 0.0 0.00
3/16/2012 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/17/2012 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/18/2012 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/19/2012 8:00 AM 0.10 0.2 0.01 T 0.01 rain by 2 p.m., heavy at times; mixed with snow by 4 p.m., snow about 8:30 p.m.
3/20/2012 8:00 AM 0.02 0.3 0.02 0.5 0.02 brief late afternoon and nighttime snow showers(starting as snow pellets)
3/21/2012 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/22/2012 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/23/2012 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/24/2012 8:00 AM 0.00 0.0 0.00 0.0 0.00
3/25/2012 8:00 AM 0.00 0.0 0.00 0.0 0.00
4/13/2012 8:00 AM T 0.0 0.00 0.0 0.00
4/14/2012 8:00 AM 0.00 0.0 0.00 M M
4/15/2012 7:30 AM 0.02 0.3 0.01 T T evening rain, then snow, nothing significant considering the good potential
4/16/2012 8:00 AM 0.01 T M 0.0 0.00 a few flakes of snow; a little rain after 4:30 p.m.
4/17/2012 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/18/2012 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/26/2012 8:00 AM 0.00 0.0 0.00 M M
4/27/2012 8:00 AM 0.14 0.0 0.00 0.0 0.00 showers and thundershowers, starting about 5:30 p.m.
4/28/2012 8:00 AM T 0.0 0.00 0.0 0.00 morning and afternoon sprinkles
4/29/2012 8:00 AM 0.00 0.0 0.00 0.0 0.00
4/30/2012 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/1/2012 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/2/2012 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/3/2012 7:00 AM 0.00 0.0 0.00 0.0 0.00
5/4/2012 7:00 AM 0.00 0.0 0.00 0.0 0.00
5/5/2012 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/6/2012 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/7/2012 7:00 AM 0.00 0.0 0.00 0.0 0.00
5/8/2012 8:00 AM T 0.0 0.00 0.0 0.00 a few sprinkles
5/9/2012 7:00 AM 0.00 0.0 0.00 0.0 0.00
5/10/2012 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/11/2012 7:30 AM 0.00 0.0 M M M
5/12/2012 8:00 AM T M M M M
5/13/2012 8:00 AM 0.00 0.0 M M M
5/14/2012 8:00 AM 0.00 0.0 M M M
5/15/2012 7:00 AM 0.00 0.0 0.00 0.0 0.00
5/16/2012 6:00 AM 0.00 0.0 0.00 0.0 0.00
5/24/2012 7:00 AM 0.00 0.0 0.00 M M
5/25/2012 8:00 AM 0.00 0.0 0.00 M M
5/26/2012 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/27/2012 8:00 AM 0.00 0.0 0.00 0.0 0.00
5/28/2012 8:00 AM 0.00 0.0 M M M
5/29/2012 8:00 AM 0.00 0.0 M M M
5/30/2012 7:00 AM 0.00 0.0 M M M
5/31/2012 7:00 AM 0.00 0.0 M M M a very dry and windy month
6/1/2012 7:00 AM 0.00 0.0 M M M
6/2/2012 7:00 AM 0.00 0.0 M M M
6/3/2012 8:00 AM 0.02 M M M M
6/4/2012 8:00 AM 0.00 0.0 M M M
6/5/2012 8:00 AM 0.00 0.0 M M M nice clouds, no rain here
6/6/2012 7:00 AM 0.00 0.0 M M M
6/7/2012 7:00 AM 0.00 0.0 M M M
6/8/2012 8:00 AM 0.00 0.0 M M M
6/9/2012 7:00 AM 0.00 0.0 M M M
6/10/2012 8:00 AM 0.00 0.0 M M M
6/11/2012 8:00 AM 0.00 0.0 M M M
6/12/2012 8:00 AM 0.00 0.0 M M M
6/13/2012 7:00 AM 0.00 0.0 M M M
6/14/2012 7:00 AM 0.00 0.0 M M M
6/15/2012 8:00 AM 0.00 0.0 M M M
6/16/2012 8:00 AM 0.00 0.0 M M M
6/17/2012 8:00 AM 0.00 0.0 M M M
6/18/2012 8:00 AM 0.00 0.0 M M M
6/19/2012 8:00 AM 0.00 0.0 M M M
6/20/2012 7:00 AM 0.00 0.0 M M M continued hot and very dry
6/21/2012 7:00 AM 0.00 0.0 M M M
6/22/2012 7:00 AM 0.00 0.0 M M M
6/23/2012 8:00 AM 0.00 0.0 M M M
6/24/2012 8:00 AM 0.00 0.0 M M M
6/25/2012 8:00 AM 0.00 0.0 M M M
6/26/2012 8:00 AM 0.00 0.0 M M M
6/27/2012 7:00 AM 0.01 M M M M a few drops in the morning, a scant amount of rain at night, with strong winds
6/28/2012 7:00 AM 0.00 0.0 M M M
6/29/2012 8:00 AM 0.00 0.0 M M M
6/30/2012 8:00 AM T M M M M a few sprinkles @ 4 and 4:30 p.m.
7/1/2012 7:00 AM 0.00 0.0 M M M
7/2/2012 8:00 AM T M M M M a little audible & visible rain, with some thunder, about 5:30 p.m.
7/3/2012 8:00 AM 0.00 0.0 M M M
7/4/2012 7:00 AM T M M M M a few drops around 4:30 p.m.; increasing frequency of clouds is a hopeful sign
7/5/2012 6:30 AM 0.04 M M M M gentle rain preceded by strong winds, approx. 2:30-3:30 p.m.
7/6/2012 6:30 AM 0.80 M M M M rain, starting about 1:55 and continuing well into the evening with short breaks; a beautiful day!
7/7/2012 7:00 AM 0.00 0.0 M M M a little thunder, fewer clouds, no rain
7/8/2012 8:00 AM T M M M M
7/9/2012 8:00 AM 0.00 0.0 M M M a few storms in the valley, but most fizzled
7/10/2012 8:00 AM 0.00 0.0 M M M an evening thunderstorm nearby
7/11/2012 6:00 AM 0.00 0.0 M M M
7/12/2012 6:00 AM 0.00 0.0 M M M
7/13/2012 6:30 AM 0.00 0.0 M M M
7/14/2012 7:00 AM T M M M M
7/15/2012 7:00 AM 0.11 M M M M frequent brief, light thundershowers approx. 1:30-8 p.m.
7/16/2012 7:00 AM 0.04 M M M M occasional very brief showers
7/17/2012 8:00 AM 0.01 M M M M
7/18/2012 6:00 AM 0.00 0.0 M M M
7/19/2012 6:00 AM 0.00 0.0 M M M
7/20/2012 7:00 AM T M M M M
7/21/2012 8:00 AM 0.12 M M M M thunderstorms @ 5:40 p.m. and 2:15 a.m.; not much rain, but lots of lightning
7/22/2012 8:00 AM T M M M M nice clouds, only a few sprinkles
7/23/2012 7:00 AM T M M M M good storms in the vicinity, only a couple drops here
7/24/2012 6:00 AM T M M M M big storms on the Uncompaghre Plateau to the west
7/25/2012 6:00 AM 0.03 M M M M impressive clouds and lightning, very light rain 4:15-7 p.m.; big storms visible to the west and south
7/26/2012 8:00 AM 0.00 0.0 M M M
7/27/2012 7:00 AM 0.00 0.0 M M M
7/28/2012 8:00 AM 0.33 M M M M light rain showers from early afternoon on, steady light rain approx. 8:30-10 p.m. plus some additional nighttime showers
7/29/2012 8:00 AM T M M M M occasional sprinkles
7/30/2012 7:00 AM T M M M M frequent showers of little significance
7/31/2012 7:00 AM T M M M M
8/1/2012 6:00 AM 0.01 M M M M
8/2/2012 6:00 AM 0.01 M M M M
8/3/2012 8:00 AM T M M M M
8/4/2012 8:00 AM T M M M M
8/5/2012 8:00 AM 0.00 0.0 M M M
8/6/2012 8:00 AM T M M M M
8/7/2012 8:00 AM T M M M M
8/8/2012 8:00 AM 0.00 0.0 M M M
8/9/2012 6:00 AM 0.00 0.0 M M M
8/10/2012 8:00 AM T M M M M
8/11/2012 8:00 AM T M M M M early morning sprinkles; we need another good rain!
8/12/2012 8:00 AM 0.00 0.0 M M M
8/13/2012 8:00 AM T M M M M Monday morning sprinkles
8/14/2012 7:00 AM 0.13 M M M M light evening showers, steady from about 8:30-9:30 p.m.
8/15/2012 6:00 AM 0.00 0.0 M M M
8/16/2012 8:00 AM 0.00 0.0 M M M
8/17/2012 8:00 AM 0.00 0.0 M M M
8/18/2012 8:00 AM T M M M M
8/19/2012 8:00 AM 0.00 0.0 M M M
8/20/2012 8:00 AM 0.00 0.0 M M M
8/21/2012 7:00 AM T M M M M sprinkles; we need real rain
8/22/2012 6:00 AM 0.00 0.0 M M M
8/23/2012 8:00 AM 0.28 M M M M nighttime showers
8/24/2012 8:00 AM 0.53 M M M M Rain at last! Light showers starting about 3:45 p.m. and becoming heavier through the nigh.
8/25/2012 8:00 AM 0.01 M M M M
8/26/2012 8:00 AM 0.00 0.0 M M M
8/27/2012 8:00 AM T M M M M a sprinkle just before 8 a.m., continuing
8/28/2012 8:00 AM 0.02 M M M M morning showers (8/27)
8/29/2012 6:00 AM 0.00 0.0 M M M
8/30/2012 6:00 AM 0.00 0.0 M M M
8/31/2012 8:00 AM 0.00 0.0 M M M
9/1/2012 8:00 AM T M M M M
9/2/2012 8:00 AM 0.02 M M M M two very brief morning showers; the edge of a thunderstorm after 9 p.m., with high winds
9/3/2012 8:00 AM T M M M M
9/4/2012 8:00 AM 0.00 0.0 M M M
9/5/2012 6:00 AM T 0.0 M M M
9/6/2012 6:00 AM 0.00 0.0 M M M
9/7/2012 7:00 AM 0.07 M M M M thunderstorm at midnight with strong winds. lasting about 20 minutes
9/8/2012 7:00 AM 0.00 0.0 M M M
9/10/2012 8:00 AM 0.00 0.0 M M M
9/11/2012 7:00 AM T M M M M sprinkles starting around 6 a.m. today
9/12/2012 8:00 AM 0.21 M M M M occasional moderate 2-minute showers, some afternoon thunderstorms with hail that melted completely on or before impact; steady drizzle after dark
9/13/2012 6:00 AM T M M M M
9/14/2012 8:00 AM 0.00 0.0 M M M
9/15/2012 8:00 AM 0.00 0.0 M M M
9/16/2012 8:00 AM 0.00 0.0 M M M
9/17/2012 8:00 AM 0.00 0.0 M M M
9/18/2012 7:00 AM T M M M M a few sprinkles from a fast-moving cold front
9/19/2012 7:00 AM 0.00 0.0 M M M
9/20/2012 6:00 AM 0.00 0.0 M M M
9/21/2012 8:00 AM 0.00 0.0 M M M
9/22/2012 8:00 AM 0.00 0.0 M M M
9/23/2012 6:00 AM 0.00 0.0 M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
1/3/2012 1/04/2012 3:30 PM 2 0.00 M M
3/26/2012 4/12/2012 8:30 AM 18 T 0.0 0.00 no moisture in the gauge; residue suggests there was some while we were gone
4/19/2012 4/25/2012 3:00 PM 7 0.05 0.0 0.00
5/17/2012 5/23/2012 7:30 PM 7 0.06 0.0 0.00 precip estimated from water line in the gauge...no moisture remained
9/24/2012 10/16/2012 6:00 PM 23 0.88 M M Possibly more, since I was gone for more than 3 weeks



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