Station Overview Station Location
Station Number CO-BO-233 Latitude 39.973281
Station Name Nederland 4.2 E Longitude -105.427878
County Boulder Elevation (ft) 8278



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 1.32 2.28 31 2.28 27 0.00 4 1 12 4 38.4 9 11
Nov 09 1.14 0.83 30 0.83 30 0.00 0 0 3 1 9.0 3 15
Dec 09 0.97 0.98 31 0.98 26 0.00 5 0 10 3 17.8 10 25
Jan 10 0.71 0.31 31 0.31 23 0.00 8 1 3 2 4.7 3 23
Feb 10 0.84 1.22 28 1.22 27 0.00 1 1 11 3 21.7 13 27
March 10 2.45 3.47 30 3.47 30 0.00 0 0 9 3 54.5 9 30
April 10 3.15 3.88 30 3.88 30 0.00 0 0 9 2 31.6 7 17
May 10 2.38 2.17 31 2.17 27 0.00 4 0 8 5 17.5 6 5
June 10 2.24 2.95 30 2.95 23 0.00 7 1 9 2 0.0 0 0
July 10 2.33 1.55 31 0.72 15 0.83 16 2 7 1 0.0 0 0
Aug 10 2.34 2.48 31 0.04 8 2.44 23 1 2 1 0.0 0 0
Sept 10 1.50 0.25 30 0.25 16 0.00 14 1 4 1 0.0 0 0
Water Year Totals: 21.37" 22.37" 364 days 19.10" 282 3.27" 82 days 8 87 days 28 days 195.2" 60 days 153 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 0.00
10/5/2009 0.02
10/6/2009 0.02
10/7/2009 0.00
10/8/2009 T
10/9/2009 0.15
10/10/2009 0.07
10/11/2009 T
10/12/2009 T
10/13/2009 0.00
10/14/2009 0.00
10/15/2009 0.01
10/16/2009 T
10/17/2009 0.00
10/18/2009 0.00
10/19/2009 0.00
10/20/2009 0.00
10/21/2009 0.21
10/22/2009 0.08
10/23/2009 0.00
10/24/2009 0.00
10/25/2009 0.08
10/26/2009 0.16
10/27/2009 0.00
10/28/2009 0.80
10/29/2009 0.51
10/30/2009 0.17
10/31/2009 0.00
11/1/2009 0.00
11/2/2009 0.00
11/3/2009 0.00
11/4/2009 0.00
11/5/2009 0.00
11/6/2009 0.00
11/7/2009 0.00
11/8/2009 0.00
11/9/2009 0.00
11/10/2009 0.00
11/11/2009 0.00
11/12/2009 0.00
11/13/2009 0.00
11/14/2009 0.06
11/15/2009 0.66
11/16/2009 0.11
11/17/2009 0.00
11/18/2009 0.00
11/19/2009 0.00
11/20/2009 0.00
11/21/2009 0.00
11/22/2009 0.00
11/23/2009 0.00
11/24/2009 0.00
11/25/2009 0.00
11/26/2009 0.00
11/27/2009 0.00
11/28/2009 0.00
11/29/2009 T
11/30/2009 0.00
12/1/2009 0.00
12/2/2009 0.17
12/3/2009 0.06
12/4/2009 0.00
12/5/2009 0.00
12/6/2009 0.12
12/7/2009 0.06
12/8/2009 0.05
12/9/2009 0.06
12/10/2009 0.00
12/11/2009 0.00
12/12/2009 0.00
12/13/2009 T
12/14/2009 0.05
12/15/2009 T
12/16/2009 0.00
12/17/2009 0.00
12/18/2009 T
12/19/2009 0.00
12/20/2009 0.00
12/21/2009 0.00
12/22/2009 0.00
12/23/2009 0.16
12/24/2009 0.20
12/25/2009 0.00
12/26/2009 0.05
12/27/2009 **
12/28/2009 **
12/29/2009 **
12/30/2009 **
12/31/2009 **
Day of YearDaily PrcpMultiday Prcp
1/1/2010 **
1/2/2010 **
1/3/2010 **
1/4/2010 **
1/5/2010 T
1/6/2010 T
1/7/2010 0.19
1/8/2010 0.00
1/9/2010 0.00
1/10/2010 0.00
1/11/2010 0.00
1/12/2010 0.00
1/13/2010 0.00
1/14/2010 0.00
1/15/2010 0.00
1/16/2010 0.00
1/17/2010 0.00
1/18/2010 0.04
1/19/2010 0.00
1/20/2010 0.00
1/21/2010 0.00
1/22/2010 0.00
1/23/2010 0.00
1/24/2010 0.00
1/25/2010 T
1/26/2010 0.00
1/27/2010 0.00
1/28/2010 0.08
1/29/2010 **
1/30/2010 **
1/31/2010 **
2/1/2010 0.00
2/2/2010 0.00
2/3/2010 0.00
2/4/2010 0.03
2/5/2010 0.00
2/6/2010 0.00
2/7/2010 0.03
2/8/2010 0.14
2/9/2010 0.05
2/10/2010 0.00
2/11/2010 0.00
2/12/2010 0.00
2/13/2010 0.00
2/14/2010 0.07
2/15/2010 T
2/16/2010 0.00
2/17/2010 0.00
2/18/2010 T
2/19/2010 0.15
2/20/2010 0.08
2/21/2010 0.21
2/22/2010 0.15
2/23/2010 0.02
2/24/2010 0.00
2/25/2010 0.00
2/26/2010 0.29
2/27/2010 0.00
2/28/2010 T
3/1/2010 0.06
3/2/2010 T
3/3/2010 0.00
3/4/2010 0.00
3/5/2010 0.00
3/6/2010 0.00
3/7/2010 0.00
3/8/2010 T
3/9/2010 0.03
3/10/2010 0.23
3/11/2010 0.11
3/12/2010 0.00
3/13/2010 0.00
3/14/2010 0.00
3/15/2010 0.32
3/16/2010 0.00
3/17/2010 0.00
3/18/2010 0.00
3/19/2010 0.20
3/20/2010 0.79
3/21/2010 0.00
3/22/2010 0.00
3/23/2010 0.00
3/24/2010 1.36
3/25/2010 T
3/26/2010 0.00
3/27/2010 0.37
3/28/2010 0.00
3/29/2010
3/30/2010 0.00
3/31/2010 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2010 0.00
4/2/2010 0.00
4/3/2010 0.00
4/4/2010 0.02
4/5/2010 0.00
4/6/2010 0.04
4/7/2010 0.23
4/8/2010 0.00
4/9/2010 0.00
4/10/2010 0.00
4/11/2010 0.00
4/12/2010 0.00
4/13/2010 0.00
4/14/2010 0.00
4/15/2010 0.00
4/16/2010 0.00
4/17/2010 0.00
4/18/2010 0.02
4/19/2010 0.00
4/20/2010 0.00
4/21/2010 T
4/22/2010 1.04
4/23/2010 0.49
4/24/2010 1.18
4/25/2010 0.00
4/26/2010 0.47
4/27/2010 T
4/28/2010 0.00
4/29/2010 0.39
4/30/2010 0.00
5/1/2010 T
5/2/2010 0.00
5/3/2010 0.05
5/4/2010 0.00
5/5/2010 T
5/6/2010 0.00
5/7/2010 0.46
5/8/2010 0.00
5/9/2010 T
5/10/2010 T
5/11/2010 0.00
5/12/2010 1.02
5/13/2010 0.19
5/14/2010 0.13
5/15/2010 0.30
5/16/2010 T
5/17/2010 0.00
5/18/2010 0.00
5/19/2010 0.01
5/20/2010 0.00
5/21/2010 0.00
5/22/2010 0.00
5/23/2010 0.00
5/24/2010 0.00
5/25/2010 0.00
5/26/2010 0.00
5/27/2010 0.01
5/28/2010 **
5/29/2010 **
5/30/2010 **
5/31/2010 **
6/1/2010 **
6/2/2010 **
6/3/2010 **
6/4/2010 **
6/5/2010 **
6/6/2010 **
6/7/2010 0.00
6/8/2010 0.03
6/9/2010 0.03
6/10/2010 0.00
6/11/2010 0.03
6/12/2010 1.49
6/13/2010 0.62
6/14/2010 0.31
6/15/2010 0.08
6/16/2010 0.00
6/17/2010 0.00
6/18/2010 0.00
6/19/2010 0.00
6/20/2010 0.00
6/21/2010 T
6/22/2010 T
6/23/2010 0.00
6/24/2010 0.00
6/25/2010 0.00
6/26/2010 0.00
6/27/2010 0.35
6/28/2010 0.01
6/29/2010 0.00
6/30/2010 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2010 0.00
7/2/2010 0.08
7/3/2010 **
7/4/2010 **
7/5/2010 **
7/6/2010 **
7/7/2010 0.82
7/8/2010 0.32
7/9/2010 0.10
7/10/2010 **
7/11/2010 **
7/12/2010 0.01
7/13/2010 0.00
7/14/2010 0.00
7/15/2010 0.00
7/16/2010 0.00
7/17/2010 0.00
7/18/2010 T
7/19/2010 0.08
7/20/2010 0.03
7/21/2010 0.09
7/22/2010 0.02
7/23/2010 0.00
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 **
8/17/2010 **
8/18/2010 **
8/19/2010 **
8/20/2010 2.44
8/21/2010 0.00
8/22/2010 0.00
8/23/2010 0.00
8/24/2010 0.02
8/25/2010 T
8/26/2010 0.00
8/27/2010 0.00
8/28/2010 0.02
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 0.00
9/9/2010 0.12
9/10/2010 0.00
9/11/2010 0.00
9/12/2010 0.00
9/13/2010 0.00
9/14/2010 0.00
9/15/2010 0.00
9/16/2010 0.00
9/17/2010 0.00
9/18/2010 0.00
9/19/2010 0.00
9/20/2010 0.00
9/21/2010 T
9/22/2010 0.01
9/23/2010 0.10
9/24/2010 0.02
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
10/5/2009 8:00 AM 0.02 M M M M
10/6/2009 8:00 AM 0.02 M M M M
10/7/2009 7:45 AM 0.00 0.0 M M M
10/8/2009 7:45 AM T 0.0 M 0.0 M Freezing fog
10/9/2009 8:00 AM 0.15 1.4 M 1.0 M
10/10/2009 8:00 AM 0.07 1.7 M 1.5 M
10/11/2009 8:00 AM T T M 1.0 M No snow on roads or driveway
10/12/2009 8:00 AM T T M T M
10/13/2009 8:00 AM 0.00 0.0 M 0.0 M
10/14/2009 8:00 AM 0.00 0.0 M 0.0 M
10/15/2009 8:00 AM 0.01 0.0 M 0.0 M
10/16/2009 8:00 AM T 0.0 M 0.0 M
10/17/2009 8:00 AM 0.00 0.0 M 0.0 M
10/18/2009 8:00 AM 0.00 0.0 M 0.0 M
10/19/2009 8:00 AM 0.00 0.0 M 0.0 M
10/20/2009 8:00 AM 0.00 0.0 M 0.0 M
10/21/2009 8:00 AM 0.21 1.8 M 1.5 M Driveway and road are barely covered with snow, 1.5" elsewhere
10/22/2009 8:00 AM 0.08 0.6 M 2.0 M
10/23/2009 8:00 AM 0.00 0.0 M 0.5 M
10/24/2009 8:00 AM 0.00 0.0 M 0.0 M
10/25/2009 8:00 AM 0.08 0.3 M T M
10/26/2009 8:00 AM 0.16 2.5 M 2.5 M
10/27/2009 8:00 AM 0.00 0.0 M T M
10/28/2009 8:00 AM 0.80 12.9 M 13.0 M
10/29/2009 8:00 AM 0.51 15.1 M 24.5 M Snow overflowed the gage, so actual moisture content was likely more than recorded. New snow measured at 2PM, 5PM and 8AM
10/30/2009 8:00 AM 0.17 2.1 M 24.5 M Considerable drifting caused by high winds overnight
10/31/2009 8:00 AM 0.00 0.0 M 18.0 M
11/1/2009 8:00 AM 0.00 0.0 M 12.0 M
11/2/2009 8:00 AM 0.00 0.0 M 8.0 M
11/3/2009 8:00 AM 0.00 0.0 M 6.0 M
11/4/2009 8:00 AM 0.00 0.0 M 4.0 M
11/5/2009 8:00 AM 0.00 0.0 M 2.0 M Patches of bare ground in open areas and 4" snow depth in wooded areas.
11/6/2009 8:00 AM 0.00 0.0 M T M
11/7/2009 8:00 AM 0.00 0.0 M T M
11/8/2009 8:00 AM 0.00 0.0 M T M
11/9/2009 8:00 AM 0.00 0.0 M T M
11/10/2009 8:00 AM 0.00 0.0 M T M
11/11/2009 8:00 AM 0.00 0.0 M 0.0 M
11/12/2009 8:00 AM 0.00 0.0 M 0.0 M
11/13/2009 8:00 AM 0.00 0.0 M 0.0 M
11/14/2009 8:00 AM 0.06 0.7 M 0.5 M
11/15/2009 8:00 AM 0.66 7.4 M 7.5 M
11/16/2009 8:00 AM 0.11 0.9 M 7.0 M
11/17/2009 8:00 AM 0.00 0.0 M 6.0 M
11/18/2009 8:00 AM 0.00 0.0 M 5.0 M
11/19/2009 8:00 AM 0.00 0.0 M 4.0 M
11/20/2009 8:00 AM 0.00 0.0 M 3.0 M Some bare spots in sunny parts of the yard
11/21/2009 8:00 AM 0.00 0.0 M 2.0 M 60% snow coverage
11/22/2009 8:00 AM 0.00 0.0 M 2.0 M 60% snow coverage
11/23/2009 8:00 AM 0.00 0.0 M 2.0 M 60% snow coverage
11/24/2009 8:00 AM 0.00 0.0 M T M
11/25/2009 8:00 AM 0.00 0.0 M T M
11/26/2009 8:00 AM 0.00 0.0 M T M
11/27/2009 8:00 AM 0.00 0.0 M T M
11/28/2009 8:00 AM 0.00 0.0 M T M
11/29/2009 8:00 AM T T M T M Not sure if precipitation was very light snow or very heavy frost.
11/30/2009 8:00 AM 0.00 0.0 M T M
12/1/2009 7:00 AM 0.00 0.0 M T M
12/2/2009 8:00 AM 0.17 3.9 M 4.0 M
12/3/2009 8:00 AM 0.06 1.1 M 5.0 M
12/4/2009 8:00 AM 0.00 0.0 M 3.0 M
12/5/2009 8:00 AM 0.00 0.0 M 3.0 M
12/6/2009 8:00 AM 0.12 2.0 M 4.5 M
12/7/2009 8:00 AM 0.06 0.7 M 5.0 M
12/8/2009 8:00 AM 0.05 0.5 M 5.0 M
12/9/2009 8:00 AM 0.06 1.1 M 5.0 M
12/10/2009 8:00 AM 0.00 0.0 M 5.0 M
12/11/2009 8:00 AM 0.00 0.0 M 4.0 M
12/12/2009 8:00 AM 0.00 0.0 M 4.5 M
12/13/2009 8:00 AM T T M 3.5 M
12/14/2009 8:00 AM 0.05 0.9 M 3.5 M
12/15/2009 8:00 AM T T M 3.5 M
12/16/2009 8:00 AM 0.00 0.0 M 3.0 M
12/17/2009 8:00 AM 0.00 0.0 M 3.0 M
12/18/2009 8:00 AM T T M 2.5 M
12/19/2009 8:00 AM 0.00 0.0 M 2.0 M
12/20/2009 8:00 AM 0.00 0.0 M 2.0 M 20% of ground bare
12/21/2009 8:00 AM 0.00 0.0 M 2.0 M 25% of ground bare
12/22/2009 8:00 AM 0.00 0.0 M 2.0 M Ground is about 30% bare
12/23/2009 8:00 AM 0.16 2.7 M 3.0 M
12/24/2009 8:00 AM 0.20 4.5 M 7.5 M
12/25/2009 8:00 AM 0.00 0.0 M 7.0 M
12/26/2009 8:00 AM 0.05 0.4 M 7.0 M
1/6/2010 8:00 AM T T M 2.5 M About 15% of ground is free of snow
1/7/2010 8:00 AM 0.19 3.4 M 5.5 M
1/8/2010 8:00 AM 0.00 0.0 M 5.5 M
1/9/2010 8:00 AM 0.00 0.0 M 5.5 M
1/10/2010 8:00 AM 0.00 0.0 M 5.0 M
1/11/2010 8:00 AM 0.00 0.0 M 4.5 M A few bare spots in yard
1/12/2010 8:00 AM 0.00 0.0 M 4.0 M 10% of ground is free of snow
1/13/2010 8:00 AM 0.00 0.0 M 3.5 M About 15% of yard is free of snow
1/14/2010 8:00 AM 0.00 0.0 M 3.0 M
1/15/2010 8:00 AM 0.00 0.0 M 3.0 M 20% of ground is free of snow
1/16/2010 8:00 AM 0.00 0.0 M 2.5 M 20% of ground is bare
1/17/2010 8:00 AM 0.00 0.0 M 2.0 M
1/18/2010 8:00 AM 0.04 0.6 M 2.5 M
1/19/2010 8:00 AM 0.00 0.0 M 2.0 M
1/20/2010 8:00 AM 0.00 0.0 M 2.0 M
1/21/2010 8:00 AM 0.00 0.0 M 2.0 M
1/22/2010 8:00 AM 0.00 0.0 M 2.0 M
1/23/2010 8:00 AM 0.00 0.0 M 2.0 M
1/24/2010 8:00 AM 0.00 0.0 M 2.0 M
1/25/2010 8:00 AM T T M 2.0 M 25% of ground is free of snow
1/26/2010 8:00 AM 0.00 0.0 M 2.0 M
1/27/2010 8:00 AM 0.00 0.0 M 2.0 M 30% of ground is free of snow
1/28/2010 8:00 AM 0.08 0.7 M 2.0 M
2/2/2010 8:00 AM 0.00 0.0 M 2.0 M 30% of ground is free of snow
2/3/2010 8:00 AM 0.00 0.0 M 2.0 M 35% of ground is free of snow
2/4/2010 8:00 AM 0.03 0.3 M 1.0 M
2/5/2010 8:00 AM 0.00 0.0 M 2.0 M 50% of ground is free of snow
2/6/2010 8:00 AM 0.00 0.0 M 1.5 M 50% of ground is free of snow
2/7/2010 8:00 AM 0.03 0.4 M 1.5 M
2/8/2010 8:00 AM 0.14 2.6 M 4.0 M
2/9/2010 8:00 AM 0.05 2.0 M 4.0 M
2/10/2010 8:00 AM 0.00 0.0 M 3.0 M
2/11/2010 8:00 AM 0.00 0.0 M 3.0 M 25% of ground is free of snow
2/12/2010 8:00 AM 0.00 0.0 M 2.0 M 50% of ground is free of snow
2/13/2010 8:00 AM 0.00 0.0 M 2.0 M 50% of ground is free of snow
2/14/2010 8:00 AM 0.07 1.4 M 2.0 M
2/15/2010 8:00 AM T 0.1 M 2.0 M
2/16/2010 8:00 AM 0.00 0.0 M 2.0 M 50% of ground is free of snow
2/17/2010 8:00 AM 0.00 0.0 M 2.0 M 60% of ground is free of snow
2/18/2010 8:00 AM T 0.1 M 2.0 M 60% of ground is free of snow
2/19/2010 8:00 AM 0.15 2.0 M 2.0 M
2/20/2010 8:00 AM 0.08 0.8 M 3.0 M
2/21/2010 10:00 AM 0.21 4.5 M 8.0 M
2/22/2010 8:00 AM 0.15 3.4 0.19 10.0 1.12
2/23/2010 8:00 AM 0.02 0.2 M 10.0 M
2/24/2010 8:00 AM 0.00 0.0 M 9.0 M
2/25/2010 8:00 AM 0.00 0.0 M 8.5 M
2/26/2010 8:00 AM 0.29 3.9 M 10.0 M Precipitation measurement taken from core on snowboard because location of gage failed to catch upslope, wind driven snow.
2/27/2010 8:00 AM 0.00 0.0 M 6.0 M
2/28/2010 8:00 AM T T M 5.0 M
3/1/2010 8:00 AM 0.06 0.6 M 6.0 0.85
3/2/2010 8:00 AM T T M 5.0 M
3/3/2010 8:00 AM 0.00 0.0 M 4.5 M
3/4/2010 8:00 AM 0.00 0.0 M 3.5 M
3/5/2010 8:00 AM 0.00 0.0 M 3.0 M
3/6/2010 8:00 AM 0.00 0.0 M 3.0 M 30% of ground is free of snow
3/7/2010 8:00 AM 0.00 0.0 M 3.0 M 35% of ground is free of snow
3/8/2010 8:00 AM T T M 2.5 M 40% of ground is free of snow
3/9/2010 8:00 AM 0.03 0.3 M 2.0 M
3/10/2010 8:00 AM 0.23 5.4 M 6.0 M
3/11/2010 8:00 AM 0.11 1.3 M 4.0 M
3/12/2010 8:00 AM 0.00 0.0 M 2.0 M
3/13/2010 8:00 AM 0.00 0.0 M 2.0 M
3/14/2010 8:00 AM 0.00 0.0 M 1.5 M
3/15/2010 8:00 AM 0.32 3.5 M 4.5 M
3/16/2010 8:00 AM 0.00 0.0 M 4.0 M
3/17/2010 8:00 AM 0.00 0.0 M 2.0 M 30% of ground is free of snow
3/18/2010 8:00 AM 0.00 0.0 M 2.0 M 45% of ground is free of snow
3/19/2010 8:00 AM 0.20 5.7 M 6.0 M
3/20/2010 8:00 AM 0.79 15.9 M 20.0 M Precip value from core on snowboard - gage was overtopped. New snow taken and swept 4 times during storm.
3/21/2010 8:00 AM 0.00 0.0 M 15.0 M
3/22/2010 8:00 AM 0.00 0.0 M 5.0 M
3/23/2010 8:00 AM 0.00 0.0 M 4.0 M
3/24/2010 8:00 AM 1.36 16.9 M 19.0 M Precipitation measured from core on snowboard - gage was overtopped. New snow measurement recorded and swept at 6pm and 8am.
3/25/2010 8:00 AM T T M 10.0 M
3/26/2010 8:00 AM 0.00 0.0 M 8.0 M
3/27/2010 8:00 AM 0.37 4.9 M 12.0 M New snow measured and swept twice - at 6PM Mar 26 and 8AM Mar 27
3/28/2010 8:00 AM 0.00 0.0 M 10.0 M
3/30/2010 8:00 AM 0.00 0.0 M 6.0 M
3/31/2010 8:00 AM 0.00 0.0 M 4.0 M Some bare spots
4/1/2010 8:00 AM 0.00 0.0 M 3.0 M
4/2/2010 6:00 AM 0.00 0.0 M 3.0 M
4/3/2010 8:00 AM 0.00 0.0 M 2.0 M 30% of ground is free of snow
4/4/2010 8:00 AM 0.02 0.2 M 2.0 M 50% of ground is free of snow
4/5/2010 8:00 AM 0.00 0.0 M 2.0 M
4/6/2010 8:00 AM 0.04 0.5 M 1.5 M
4/7/2010 8:00 AM 0.23 5.3 M 5.0 M
4/8/2010 7:00 AM 0.00 0.0 M 2.0 M
4/9/2010 8:00 AM 0.00 0.0 M 1.0 M
4/10/2010 8:00 AM 0.00 0.0 M T M
4/11/2010 8:00 AM 0.00 0.0 M T M
4/12/2010 8:00 AM 0.00 0.0 M T M
4/13/2010 8:00 AM 0.00 0.0 M T M
4/14/2010 8:00 AM 0.00 0.0 M T M
4/15/2010 8:00 AM 0.00 0.0 M T M
4/16/2010 8:00 AM 0.00 0.0 M T M
4/17/2010 8:00 AM 0.00 0.0 M T M
4/18/2010 8:00 AM 0.02 0.0 M T M
4/19/2010 8:00 AM 0.00 0.0 M T M
4/20/2010 8:00 AM 0.00 0.0 M T M
4/21/2010 8:00 AM T 0.0 M T M
4/22/2010 8:00 AM 1.04 0.0 M 0.0 M Precipitation fell as rain, soft hail, wet snow and sleet
4/23/2010 8:00 AM 0.49 2.1 M 2.0 M
4/24/2010 8:00 AM 1.18 12.3 M 12.0 M
4/25/2010 8:00 AM 0.00 0.0 M 5.0 M
4/26/2010 8:00 AM 0.47 6.1 M 8.0 M
4/27/2010 8:00 AM T T M 3.5 M
4/28/2010 8:00 AM 0.00 0.0 M 2.0 M 15% of ground is free of snow
4/29/2010 8:00 AM 0.39 5.1 M 5.5 M Considerable amount of fine pinkish dust in the snow.
4/30/2010 8:00 AM 0.00 0.0 M 2.0 M 20% of ground is free of snow
5/1/2010 8:00 AM T T M T M
5/2/2010 8:00 AM 0.00 0.0 M T M
5/3/2010 8:00 AM 0.05 0.8 M T M
5/4/2010 8:00 AM 0.00 0.0 M T M
5/5/2010 8:00 AM T 0.0 M 0.0 M
5/6/2010 8:00 AM 0.00 0.0 M 0.0 M
5/7/2010 8:00 AM 0.46 3.1 M 3.0 M
5/8/2010 8:00 AM 0.00 0.0 M T M
5/9/2010 8:00 AM T T M 0.0 M
5/10/2010 8:00 AM T 0.0 M 0.0 M
5/11/2010 8:00 AM 0.00 0.0 M 0.0 M
5/12/2010 8:00 AM 1.02 8.3 M 7.5 M New snow measured and swept from snowboard twice - at 10pm on May 11 and 8AM on May 12. Snow very heavily loaded with pinkish dust.
5/13/2010 8:00 AM 0.19 2.7 M 7.0 M
5/14/2010 8:00 AM 0.13 1.6 M 4.0 M
5/15/2010 8:00 AM 0.30 1.0 M 2.0 M
5/16/2010 8:00 AM T T M T M
5/17/2010 8:00 AM 0.00 0.0 M T M
5/18/2010 8:00 AM 0.00 0.0 M 0.0 M
5/19/2010 8:00 AM 0.01 0.0 M 0.0 M
5/20/2010 8:00 AM 0.00 0.0 M 0.0 M
5/21/2010 8:00 AM 0.00 0.0 M 0.0 M
5/22/2010 8:00 AM 0.00 0.0 M 0.0 M
5/23/2010 8:00 AM 0.00 0.0 M 0.0 M
5/24/2010 8:00 AM 0.00 0.0 M 0.0 M
5/25/2010 8:00 AM 0.00 0.0 M 0.0 M
5/26/2010 8:00 AM 0.00 0.0 M 0.0 M
5/27/2010 8:00 AM 0.01 0.0 M 0.0 M
6/8/2010 8:00 AM 0.03 M M M M
6/9/2010 8:00 AM 0.03 M M M M
6/10/2010 8:00 AM 0.00 0.0 M M M
6/11/2010 8:00 AM 0.03 M M M M
6/12/2010 8:30 AM 1.49 M M M M
6/13/2010 8:00 AM 0.62 M M M M
6/14/2010 8:00 AM 0.31 M M M M
6/15/2010 8:00 AM 0.08 M M M M
6/16/2010 8:00 AM 0.00 0.0 M M M
6/17/2010 8:00 AM 0.00 0.0 M M M
6/18/2010 8:00 AM 0.00 0.0 M M M
6/19/2010 8:00 AM 0.00 0.0 M M M
6/20/2010 8:00 AM 0.00 0.0 M M M
6/21/2010 8:00 AM T M M M M
6/22/2010 8:00 AM T M M M M
6/23/2010 8:00 AM 0.00 0.0 M M M
6/24/2010 8:00 AM 0.00 0.0 M M M
6/25/2010 8:00 AM 0.00 0.0 M M M
6/26/2010 8:00 AM 0.00 0.0 M M M
6/27/2010 8:00 AM 0.35 M M M M
6/28/2010 8:00 AM 0.01 M M M M
6/29/2010 8:00 AM 0.00 0.0 M M M
6/30/2010 8:00 AM 0.00 0.0 M M M
7/1/2010 8:00 AM 0.00 0.0 M M M
7/2/2010 8:00 AM 0.08 M M M M
7/8/2010 8:00 AM 0.32 M M M M
7/9/2010 8:00 AM 0.10 M M M M
7/13/2010 8:00 AM 0.00 0.0 M M M
7/14/2010 8:00 AM 0.00 0.0 M M M
7/15/2010 8:00 AM 0.00 0.0 M M M
7/16/2010 8:00 AM 0.00 0.0 M M M
7/17/2010 8:00 AM 0.00 0.0 M M M
7/18/2010 8:00 AM T M M M M
7/19/2010 8:00 AM 0.08 M M M M
7/20/2010 8:00 AM 0.03 M M M M
7/21/2010 8:00 AM 0.09 M M M M
7/22/2010 8:00 AM 0.02 M M M M
7/23/2010 8:00 AM 0.00 0.0 M M M
8/21/2010 8:00 AM 0.00 0.0 M M M
8/22/2010 8:00 AM 0.00 0.0 M M M
8/23/2010 8:00 AM 0.00 0.0 M M M
8/24/2010 8:00 AM 0.02 M M M M
8/25/2010 8:00 AM T M M M M
8/26/2010 8:00 AM 0.00 0.0 M M M
8/27/2010 8:00 AM 0.00 0.0 M M M
8/28/2010 8:00 AM 0.02 M M M M
9/9/2010 8:00 AM 0.12 M M M M
9/10/2010 8:00 AM 0.00 0.0 M M M
9/11/2010 8:00 AM 0.00 0.0 M M M
9/12/2010 8:00 AM 0.00 0.0 M M M
9/13/2010 8:00 AM 0.00 0.0 M M M
9/14/2010 8:00 AM 0.00 0.0 M M M
9/15/2010 8:00 AM 0.00 0.0 M M M
9/16/2010 8:00 AM 0.00 0.0 M M M
9/17/2010 8:00 AM 0.00 0.0 M M M
9/18/2010 8:00 AM 0.00 0.0 M M M
9/19/2010 8:00 AM 0.00 0.0 M M M
9/20/2010 8:00 AM 0.00 0.0 M M M
9/21/2010 8:00 AM T M M M M
9/22/2010 8:00 AM 0.01 M M M M
9/23/2010 8:00 AM 0.10 M M M M
9/24/2010 8:00 AM 0.02 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
9/28/2009 10/04/2009 8:00 PM 7 0.00 M M
12/27/2009 1/05/2010 8:00 AM 10 T 2.5 M
1/29/2010 2/01/2010 10:00 AM 4 0.00 2.0 M 30% of ground is free of snow
5/28/2010 6/07/2010 12:00 AM 11 0.00 0.0 0.00
7/3/2010 7/07/2010 8:00 AM 5 0.82 M M
7/10/2010 7/12/2010 8:00 AM 3 0.01 M M
7/24/2010 8/20/2010 12:00 AM 28 2.44 M M
8/29/2010 9/08/2010 8:00 AM 11 0.00 M M
9/25/2010 10/04/2010 7:00 AM 10 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