Station Overview Station Location
Station Number CO-BO-22 Latitude 40.1869
Station Name Allens Park 1.5 ESE Longitude -105.5002
County Boulder Elevation (ft) 8455



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 19 1.43 1.65 31 1.65 31 0.00 0 0 10 3 25.0 8 14
Nov 19 1.56 1.57 30 1.57 30 0.00 0 0 6 0 22.5 6 27
Dec 19 1.32 0.67 31 0.67 31 0.00 0 0 7 3 9.2 7 31
Jan 20 1.25 0.16 31 0.16 31 0.00 0 0 3 10 2.5 3 31
Feb 20 1.25 1.59 29 1.59 29 0.00 0 0 12 5 21.5 12 29
March 20 2.43 2.44 31 2.44 31 0.00 0 0 8 6 24.6 8 31
April 20 2.96 2.88 30 2.88 30 0.00 0 0 8 4 32.5 6 30
May 20 2.77 1.13 31 1.13 31 0.00 0 0 9 5 0.0 0 0
June 20 1.93 1.64 30 1.64 30 0.00 0 0 10 6 0.0 0 0
July 20 2.29 0.92 31 0.92 31 0.00 0 0 9 3 0.0 0 0
Aug 20 2.38 1.29 31 1.29 31 0.00 0 0 11 1 0.0 0 0
Sept 20 1.82 1.28 30 1.28 30 0.00 0 0 6 0 7.2 4 3
Water Year Totals: 23.39" 17.22" 366 days 17.22" 366 0.00" 0 days 0 99 days 46 days 145.0" 54 days 196 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
10/1/2019 0.03
10/2/2019 0.04
10/3/2019 0.00
10/4/2019 0.00
10/5/2019 0.00
10/6/2019 0.00
10/7/2019 0.00
10/8/2019 0.00
10/9/2019 0.00
10/10/2019 0.20
10/11/2019 0.04
10/12/2019 0.00
10/13/2019 0.00
10/14/2019 0.00
10/15/2019 0.00
10/16/2019 0.00
10/17/2019 0.00
10/18/2019 0.00
10/19/2019 0.00
10/20/2019 T
10/21/2019 0.08
10/22/2019 T
10/23/2019 T
10/24/2019 0.59
10/25/2019 0.00
10/26/2019 0.00
10/27/2019 0.06
10/28/2019 0.22
10/29/2019 0.18
10/30/2019 0.21
10/31/2019 0.00
11/1/2019 0.00
11/2/2019 0.00
11/3/2019 0.00
11/4/2019 0.00
11/5/2019 0.00
11/6/2019 0.00
11/7/2019 0.00
11/8/2019 0.00
11/9/2019 0.00
11/10/2019 0.00
11/11/2019 0.08
11/12/2019 0.00
11/13/2019 0.00
11/14/2019 0.00
11/15/2019 0.00
11/16/2019 0.00
11/17/2019 0.00
11/18/2019 0.00
11/19/2019 0.00
11/20/2019 0.00
11/21/2019 0.20
11/22/2019 0.15
11/23/2019 0.00
11/24/2019 0.00
11/25/2019 0.00
11/26/2019 0.84
11/27/2019 0.19
11/28/2019 0.00
11/29/2019 0.00
11/30/2019 0.11
12/1/2019 0.00
12/2/2019 0.00
12/3/2019 0.00
12/4/2019 0.00
12/5/2019 T
12/6/2019 0.31
12/7/2019 0.00
12/8/2019 0.00
12/9/2019 0.08
12/10/2019 T
12/11/2019 0.00
12/12/2019 0.00
12/13/2019 0.02
12/14/2019 0.06
12/15/2019 0.08
12/16/2019 0.00
12/17/2019 0.00
12/18/2019 0.00
12/19/2019 0.00
12/20/2019 0.00
12/21/2019 0.00
12/22/2019 0.00
12/23/2019 0.00
12/24/2019 0.00
12/25/2019 0.00
12/26/2019 T
12/27/2019 0.00
12/28/2019 0.06
12/29/2019 0.06
12/30/2019 0.00
12/31/2019 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2020 0.00
1/2/2020 T
1/3/2020 0.00
1/4/2020 0.00
1/5/2020 0.00
1/6/2020 0.04
1/7/2020 0.00
1/8/2020 0.00
1/9/2020 0.00
1/10/2020 T
1/11/2020 0.00
1/12/2020 0.00
1/13/2020 T
1/14/2020 0.04
1/15/2020 T
1/16/2020 0.00
1/17/2020 0.00
1/18/2020 0.08
1/19/2020 0.00
1/20/2020 0.00
1/21/2020 0.00
1/22/2020 T
1/23/2020 T
1/24/2020 T
1/25/2020 0.00
1/26/2020 T
1/27/2020 0.00
1/28/2020 0.00
1/29/2020 0.00
1/30/2020 T
1/31/2020 T
2/1/2020 0.00
2/2/2020 0.00
2/3/2020 0.03
2/4/2020 0.25
2/5/2020 0.03
2/6/2020 0.00
2/7/2020 0.08
2/8/2020 0.31
2/9/2020 T
2/10/2020 0.14
2/11/2020 0.14
2/12/2020 0.00
2/13/2020 0.12
2/14/2020 0.00
2/15/2020 0.00
2/16/2020 0.00
2/17/2020 0.21
2/18/2020 0.12
2/19/2020 0.00
2/20/2020 0.12
2/21/2020 0.00
2/22/2020 0.00
2/23/2020 T
2/24/2020 0.04
2/25/2020 T
2/26/2020 T
2/27/2020 T
2/28/2020 0.00
2/29/2020 0.00
3/1/2020 0.00
3/2/2020 0.16
3/3/2020 0.00
3/4/2020 0.00
3/5/2020 0.00
3/6/2020 0.00
3/7/2020 0.00
3/8/2020 0.00
3/9/2020 0.03
3/10/2020 T
3/11/2020 0.05
3/12/2020 0.00
3/13/2020 T
3/14/2020 0.23
3/15/2020 T
3/16/2020 0.00
3/17/2020 0.00
3/18/2020 0.00
3/19/2020 0.21
3/20/2020 1.43
3/21/2020 0.05
3/22/2020 T
3/23/2020 T
3/24/2020 T
3/25/2020 0.00
3/26/2020 0.00
3/27/2020 0.00
3/28/2020 0.28
3/29/2020 0.00
3/30/2020 0.00
3/31/2020 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2020 0.00
4/2/2020 T
4/3/2020 0.16
4/4/2020 T
4/5/2020 0.00
4/6/2020 0.00
4/7/2020 0.00
4/8/2020 0.00
4/9/2020 0.00
4/10/2020 0.00
4/11/2020 0.00
4/12/2020 0.41
4/13/2020 0.26
4/14/2020 0.12
4/15/2020 0.00
4/16/2020 1.09
4/17/2020 0.72
4/18/2020 0.00
4/19/2020 0.04
4/20/2020 0.00
4/21/2020 0.00
4/22/2020 0.00
4/23/2020 T
4/24/2020 0.08
4/25/2020 T
4/26/2020 0.00
4/27/2020 0.00
4/28/2020 0.00
4/29/2020 0.00
4/30/2020 0.00
5/1/2020 0.00
5/2/2020 T
5/3/2020 0.24
5/4/2020 0.03
5/5/2020 0.04
5/6/2020 0.00
5/7/2020 0.00
5/8/2020 0.02
5/9/2020 0.00
5/10/2020 0.00
5/11/2020 0.00
5/12/2020 0.09
5/13/2020 0.00
5/14/2020 0.00
5/15/2020 0.02
5/16/2020 0.18
5/17/2020 0.00
5/18/2020 0.00
5/19/2020 0.00
5/20/2020 0.00
5/21/2020 0.00
5/22/2020 0.00
5/23/2020 0.00
5/24/2020 T
5/25/2020 0.40
5/26/2020 0.00
5/27/2020 0.00
5/28/2020 T
5/29/2020 T
5/30/2020 T
5/31/2020 0.11
6/1/2020 T
6/2/2020 0.00
6/3/2020 0.02
6/4/2020 T
6/5/2020 T
6/6/2020 0.04
6/7/2020 T
6/8/2020 0.00
6/9/2020 0.07
6/10/2020 0.00
6/11/2020 0.00
6/12/2020 0.00
6/13/2020 0.00
6/14/2020 0.19
6/15/2020 0.00
6/16/2020 0.00
6/17/2020 0.00
6/18/2020 0.00
6/19/2020 0.60
6/20/2020 0.31
6/21/2020 0.00
6/22/2020 0.06
6/23/2020 T
6/24/2020 0.07
6/25/2020 0.24
6/26/2020 T
6/27/2020 0.04
6/28/2020 0.00
6/29/2020 0.00
6/30/2020 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2020 0.00
7/2/2020 0.00
7/3/2020 0.00
7/4/2020 T
7/5/2020 0.04
7/6/2020 0.14
7/7/2020 0.00
7/8/2020 0.01
7/9/2020 0.00
7/10/2020 0.00
7/11/2020 0.00
7/12/2020 0.00
7/13/2020 0.00
7/14/2020 T
7/15/2020 0.02
7/16/2020 0.00
7/17/2020 0.00
7/18/2020 0.00
7/19/2020 0.00
7/20/2020 0.05
7/21/2020 0.00
7/22/2020 0.00
7/23/2020 0.01
7/24/2020 T
7/25/2020 0.00
7/26/2020 0.35
7/27/2020 0.07
7/28/2020 0.00
7/29/2020 0.00
7/30/2020 0.00
7/31/2020 0.23
8/1/2020 0.21
8/2/2020 0.13
8/3/2020 0.04
8/4/2020 0.01
8/5/2020 0.00
8/6/2020 T
8/7/2020 0.00
8/8/2020 0.00
8/9/2020 0.00
8/10/2020 0.00
8/11/2020 0.00
8/12/2020 0.00
8/13/2020 0.00
8/14/2020 0.00
8/15/2020 0.00
8/16/2020 0.00
8/17/2020 0.00
8/18/2020 0.00
8/19/2020 0.00
8/20/2020 0.02
8/21/2020 0.03
8/22/2020 0.00
8/23/2020 0.00
8/24/2020 0.00
8/25/2020 0.00
8/26/2020 0.48
8/27/2020 0.13
8/28/2020 0.05
8/29/2020 0.13
8/30/2020 0.06
8/31/2020 0.00
9/1/2020 0.06
9/2/2020 0.00
9/3/2020 0.00
9/4/2020 0.00
9/5/2020 0.00
9/6/2020 0.00
9/7/2020 0.00
9/8/2020 0.11
9/9/2020 0.69
9/10/2020 0.02
9/11/2020 0.26
9/12/2020 0.00
9/13/2020 0.00
9/14/2020 0.00
9/15/2020 0.00
9/16/2020 0.00
9/17/2020 0.00
9/18/2020 0.00
9/19/2020 0.00
9/20/2020 0.00
9/21/2020 0.00
9/22/2020 0.00
9/23/2020 0.14
9/24/2020 0.00
9/25/2020 0.00
9/26/2020 0.00
9/27/2020 0.00
9/28/2020 0.00
9/29/2020 0.00
9/30/2020 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2019 7:00 AM 0.03 0.0 M 0.0 M
10/2/2019 7:00 AM 0.04 0.0 M 0.0 M
10/3/2019 7:00 AM 0.00 0.0 M 0.0 M
10/4/2019 7:00 AM 0.00 0.0 M 0.0 M
10/5/2019 7:00 AM 0.00 0.0 M 0.0 M
10/6/2019 7:00 AM 0.00 0.0 M 0.0 M
10/7/2019 7:00 AM 0.00 0.0 M 0.0 M
10/8/2019 7:00 AM 0.00 0.0 M 0.0 M
10/9/2019 7:00 AM 0.00 0.0 M 0.0 M
10/10/2019 7:00 AM 0.20 3.0 M 3.0 M
10/11/2019 7:00 AM 0.04 0.5 M 3.0 M
10/12/2019 7:00 AM 0.00 0.0 M 1.0 M
10/13/2019 7:00 AM 0.00 0.0 M T M
10/14/2019 7:00 AM 0.00 0.0 M T M
10/15/2019 7:00 AM 0.00 0.0 M T M
10/16/2019 7:00 AM 0.00 0.0 M 0.0 M
10/17/2019 7:00 AM 0.00 0.0 M 0.0 M
10/18/2019 7:00 AM 0.00 0.0 M 0.0 M
10/19/2019 7:00 AM 0.00 0.0 M 0.0 M
10/20/2019 7:00 AM T T M 0.0 M
10/21/2019 7:00 AM 0.08 1.0 M 1.0 M Downslope snow all day on the 20th.
10/22/2019 7:00 AM T T M 0.5 M Downslope flakes.
10/23/2019 7:00 AM T T M 0.5 M Downslope flakes.
10/24/2019 7:00 AM 0.59 10.0 M 9.0 M
10/25/2019 7:00 AM 0.00 0.0 M 7.0 M
10/26/2019 7:00 AM 0.00 0.0 M 4.0 M
10/27/2019 7:00 AM 0.06 1.0 M 4.0 M
10/28/2019 7:00 AM 0.22 3.5 M 5.5 M
10/29/2019 7:00 AM 0.18 2.5 M 7.5 M
10/30/2019 7:00 AM 0.21 3.5 M 10.0 M
10/31/2019 7:00 AM 0.00 0.0 M 9.0 M
11/1/2019 7:00 AM 0.00 0.0 M 8.0 M
11/2/2019 7:00 AM 0.00 0.0 M 8.0 M
11/3/2019 7:00 AM 0.00 0.0 M 7.0 M
11/4/2019 7:00 AM 0.00 0.0 M 7.0 M
11/5/2019 7:00 AM 0.00 0.0 M 5.5 M
11/6/2019 7:00 AM 0.00 0.0 M 5.0 M
11/7/2019 7:00 AM 0.00 0.0 M 4.5 M
11/8/2019 7:00 AM 0.00 0.0 M 4.0 M
11/9/2019 7:00 AM 0.00 0.0 M 3.0 M
11/10/2019 7:00 AM 0.00 0.0 M 1.0 M
11/11/2019 7:00 AM 0.08 1.5 M 2.5 M
11/12/2019 7:00 AM 0.00 0.0 M 2.0 M
11/13/2019 7:00 AM 0.00 0.0 M 1.5 M
11/14/2019 7:00 AM 0.00 0.0 M 1.5 M
11/15/2019 7:00 AM 0.00 0.0 M 1.0 M
11/16/2019 7:00 AM 0.00 0.0 M 1.0 M
11/17/2019 7:00 AM 0.00 0.0 M 1.0 M
11/18/2019 7:00 AM 0.00 0.0 M T M
11/19/2019 7:00 AM 0.00 0.0 M T M
11/20/2019 7:00 AM 0.00 0.0 M T M
11/21/2019 7:00 AM 0.20 3.0 M 3.0 M
11/22/2019 7:00 AM 0.15 1.5 M 4.0 M
11/23/2019 7:00 AM 0.00 0.0 M 3.0 M
11/24/2019 7:00 AM 0.00 0.0 M 3.0 M
11/25/2019 7:00 AM 0.00 0.0 M 2.5 M
11/26/2019 7:00 AM 0.84 12.0 M 14.5 M
11/27/2019 7:00 AM 0.19 3.0 M 15.0 M
11/28/2019 7:00 AM 0.00 0.0 M 12.5 M
11/29/2019 7:00 AM 0.00 0.0 M 11.5 M
11/30/2019 7:00 AM 0.11 1.5 M 13.0 M
12/1/2019 7:00 AM 0.00 0.0 M 13.0 M
12/2/2019 7:00 AM 0.00 0.0 M 13.0 M
12/3/2019 7:00 AM 0.00 0.0 M 12.5 M
12/4/2019 7:00 AM 0.00 0.0 M 12.5 M
12/5/2019 7:00 AM T T M 12.0 M
12/6/2019 7:00 AM 0.31 3.0 M 15.0 M Wet snow. A bit of melting.
12/7/2019 7:00 AM 0.00 0.0 M 14.0 M
12/8/2019 7:00 AM 0.00 0.0 M 12.5 M
12/9/2019 7:00 AM 0.08 2.0 M 13.0 M
12/10/2019 7:00 AM T T M 13.0 M
12/11/2019 7:00 AM 0.00 0.0 M 13.0 M
12/12/2019 7:00 AM 0.00 0.0 M 12.0 M
12/13/2019 7:00 AM 0.02 0.2 M 11.5 M Big downslope storm.
12/14/2019 7:00 AM 0.06 1.0 M 12.5 M
12/15/2019 7:00 AM 0.08 1.0 M 13.5 M
12/16/2019 7:00 AM 0.00 0.0 M 13.5 M
12/17/2019 7:00 AM 0.00 0.0 M 13.0 M
12/18/2019 7:00 AM 0.00 0.0 M 13.0 M
12/19/2019 7:00 AM 0.00 0.0 M 13.0 M
12/20/2019 7:00 AM 0.00 0.0 M 13.0 M
12/21/2019 7:00 AM 0.00 0.0 M 12.0 M
12/22/2019 7:00 AM 0.00 0.0 M 12.0 M
12/23/2019 7:00 AM 0.00 0.0 M 12.0 M
12/24/2019 7:00 AM 0.00 0.0 M 11.5 M
12/25/2019 7:00 AM 0.00 0.0 M 11.5 M
12/26/2019 7:00 AM T T M 11.5 M
12/27/2019 7:00 AM 0.00 0.0 M 11.5 M
12/28/2019 7:00 AM 0.06 1.0 M 12.5 M
12/29/2019 7:00 AM 0.06 1.0 M 13.0 M
12/30/2019 7:00 AM 0.00 0.0 M 12.5 M
12/31/2019 7:00 AM 0.00 0.0 M 12.0 M
1/1/2020 7:00 AM 0.00 0.0 M 12.0 M
1/2/2020 7:00 AM T T M 11.5 M
1/3/2020 7:00 AM 0.00 0.0 M 11.5 M
1/4/2020 7:00 AM 0.00 0.0 M 11.5 M
1/5/2020 7:00 AM 0.00 0.0 M 11.5 M
1/6/2020 7:00 AM 0.04 1.0 M 12.0 M
1/7/2020 7:00 AM 0.00 0.0 M 11.5 M
1/8/2020 7:00 AM 0.00 0.0 M 11.5 M
1/9/2020 7:00 AM 0.00 0.0 M 11.0 M
1/10/2020 7:00 AM T T M 11.0 M
1/11/2020 7:00 AM 0.00 0.0 M 11.0 M
1/12/2020 7:00 AM 0.00 0.0 M 10.5 M
1/13/2020 7:00 AM T T M 10.5 M Downslope flakes.
1/14/2020 7:00 AM 0.04 0.5 M 10.0 M Downslope squalls.
1/15/2020 7:00 AM T 0.0 M 10.0 M Downslope flurries.
1/16/2020 7:00 AM 0.00 0.0 M 10.0 M
1/17/2020 7:00 AM 0.00 0.0 M 10.0 M
1/18/2020 7:00 AM 0.08 1.0 M 10.5 M Intense downslope squalls.
1/19/2020 7:00 AM 0.00 0.0 M 10.0 M
1/20/2020 7:00 AM 0.00 0.0 M 10.0 M
1/21/2020 7:00 AM 0.00 0.0 M 10.0 M
1/22/2020 7:00 AM T T M 10.0 M Downslope flakes.
1/23/2020 7:00 AM T T M 10.0 M Just a few downslope flakes.
1/24/2020 7:00 AM T T M 10.0 M A few downslope flakes.
1/25/2020 7:00 AM 0.00 0.0 M 10.0 M
1/26/2020 7:00 AM T T M 10.0 M Scattered downslope flakes.
1/27/2020 7:00 AM 0.00 0.0 M 10.0 M
1/28/2020 7:00 AM 0.00 0.0 M 9.5 M
1/29/2020 7:00 AM 0.00 0.0 M 9.5 M
1/30/2020 7:00 AM T T M 9.5 M
1/31/2020 7:00 AM T T M 9.5 M
2/1/2020 7:00 AM 0.00 0.0 M 9.5 M
2/2/2020 7:00 AM 0.00 0.0 M 9.5 M
2/3/2020 7:00 AM 0.03 0.5 M 9.5 M
2/4/2020 7:00 AM 0.25 4.0 M 13.0 M
2/5/2020 7:00 AM 0.03 0.5 M 12.0 M
2/6/2020 7:00 AM 0.00 0.0 M 11.5 M
2/7/2020 7:00 AM 0.08 1.0 M 12.5 M
2/8/2020 7:00 AM 0.31 4.0 M 16.5 M A tremendous storm swept the mountains on the 7th with 2 feet or so of snow. Intense snow bands extended out onto the Plains in places, but not here.
2/9/2020 7:00 AM T T M 16.0 M
2/10/2020 7:00 AM 0.14 1.5 M 17.5 M
2/11/2020 7:00 AM 0.14 1.5 M 19.0 M
2/12/2020 7:00 AM 0.00 0.0 M 19.0 M
2/13/2020 7:00 AM 0.12 1.5 M 20.0 M
2/14/2020 7:00 AM 0.00 0.0 M 19.0 M
2/15/2020 7:00 AM 0.00 0.0 M 19.0 M
2/16/2020 7:00 AM 0.00 0.0 M 19.0 M
2/17/2020 7:00 AM 0.21 3.0 M 22.0 M
2/18/2020 7:00 AM 0.12 1.5 M 20.0 M
2/19/2020 7:00 AM 0.00 0.0 M 19.0 M
2/20/2020 7:00 AM 0.12 1.5 M 19.5 M
2/21/2020 7:00 AM 0.00 0.0 M 18.5 M
2/22/2020 7:00 AM 0.00 0.0 M 18.5 M
2/23/2020 7:00 AM T T M 18.5 M
2/24/2020 7:00 AM 0.04 1.0 M 19.0 M
2/25/2020 7:00 AM T T M 19.0 M
2/26/2020 7:00 AM T T M 19.0 M
2/27/2020 7:00 AM T T M 18.0 M Downslope flakes.
2/28/2020 7:00 AM 0.00 0.0 M 17.0 M
2/29/2020 7:00 AM 0.00 0.0 M 17.0 M
3/1/2020 7:00 AM 0.00 0.0 M 17.0 M
3/2/2020 7:00 AM 0.16 2.5 M 19.5 M
3/3/2020 7:00 AM 0.00 0.0 M 18.0 M
3/4/2020 7:00 AM 0.00 0.0 M 16.5 M
3/5/2020 7:00 AM 0.00 0.0 M 16.0 M
3/6/2020 7:00 AM 0.00 0.0 M 15.5 M
3/7/2020 7:00 AM 0.00 0.0 M 15.5 M
3/8/2020 7:00 AM 0.00 0.0 M 14.5 M
3/9/2020 7:00 AM 0.03 0.1 M 14.5 M
3/10/2020 7:00 AM T T M 14.5 M
3/11/2020 7:00 AM 0.05 0.5 M 14.5 M
3/12/2020 7:00 AM 0.00 0.0 M 14.5 M
3/13/2020 7:00 AM T T M 14.0 M
3/14/2020 7:00 AM 0.23 3.0 M 17.0 M
3/15/2020 7:00 AM T T M 16.5 M
3/16/2020 7:00 AM 0.00 0.0 M 14.5 M
3/17/2020 7:00 AM 0.00 0.0 M 14.0 M
3/18/2020 7:00 AM 0.00 0.0 M 14.0 M
3/19/2020 7:00 AM 0.21 1.0 M 14.5 M Some thunder and lightning. Rain and wet snow.
3/20/2020 7:00 AM 1.43 15.0 M 27.0 M wet, heavy snow, more like late April or May.
3/21/2020 7:00 AM 0.05 0.5 M 27.0 M
3/22/2020 7:00 AM T T M 26.0 M
3/23/2020 7:00 AM T T M 25.0 M Brief snow squall from the west.
3/24/2020 7:00 AM T T M 23.5 M
3/25/2020 7:00 AM 0.00 0.0 M 23.0 M
3/26/2020 7:00 AM 0.00 0.0 M 21.5 M
3/27/2020 7:00 AM 0.00 0.0 M 21.0 M
3/28/2020 7:00 AM 0.28 2.0 M 23.0 M
3/29/2020 7:00 AM 0.00 0.0 M 22.0 M
3/30/2020 7:00 AM 0.00 0.0 M 21.5 M
3/31/2020 7:00 AM 0.00 0.0 M 21.0 M
4/1/2020 7:00 AM 0.00 0.0 M 20.0 M
4/2/2020 7:00 AM T T M 20.0 M
4/3/2020 7:00 AM 0.16 2.5 M 21.5 M
4/4/2020 7:00 AM T T M 20.5 M
4/5/2020 7:00 AM 0.00 0.0 M 19.5 M
4/6/2020 7:00 AM 0.00 0.0 M 18.0 M
4/7/2020 7:00 AM 0.00 0.0 M 17.5 M
4/8/2020 7:00 AM 0.00 0.0 M 17.0 M
4/9/2020 7:00 AM 0.00 0.0 M 16.0 M
4/10/2020 7:00 AM 0.00 0.0 M 13.5 M Most of meadow areas ow free of snow or patches only.
4/11/2020 7:00 AM 0.00 0.0 M 12.5 M
4/12/2020 7:00 AM 0.41 4.5 M 17.0 M
4/13/2020 7:00 AM 0.26 2.5 M 19.0 M
4/14/2020 7:00 AM 0.12 1.0 M 18.0 M
4/15/2020 7:00 AM 0.00 0.0 M 17.5 M
4/16/2020 7:00 AM 1.09 13.0 M 30.0 M
4/17/2020 7:00 AM 0.72 9.0 M 35.0 M snow is very wet and heavy. Compacted.
4/18/2020 7:00 AM 0.00 0.0 M 33.0 M
4/19/2020 7:00 AM 0.04 T M 29.0 M
4/20/2020 7:00 AM 0.00 0.0 M 25.0 M
4/21/2020 7:00 AM 0.00 0.0 M 24.0 M
4/22/2020 7:00 AM 0.00 0.0 M 20.0 M
4/23/2020 7:00 AM T T M 18.0 M
4/24/2020 7:00 AM 0.08 T M 17.0 M
4/25/2020 7:00 AM T T M 17.0 M Snow squall.
4/26/2020 7:00 AM 0.00 0.0 M 13.0 M
4/27/2020 7:00 AM 0.00 0.0 M 12.0 M
4/28/2020 7:00 AM 0.00 0.0 M 9.0 M
4/29/2020 7:00 AM 0.00 0.0 M 6.0 M
4/30/2020 7:00 AM 0.00 0.0 M 3.0 M
5/1/2020 7:00 AM 0.00 0.0 M 0.0 M Snow depth at snowstake went to zero.
5/2/2020 7:00 AM T 0.0 M 0.0 M
5/3/2020 7:00 AM 0.24 0.0 M 0.0 M
5/4/2020 7:00 AM 0.03 0.0 M 0.0 M
5/5/2020 7:00 AM 0.04 T M 0.0 M Squally.
5/6/2020 7:00 AM 0.00 0.0 M 0.0 M
5/7/2020 7:00 AM 0.00 0.0 M 0.0 M
5/8/2020 7:00 AM 0.02 0.0 M 0.0 M
5/9/2020 7:00 AM 0.00 0.0 M 0.0 M
5/10/2020 7:00 AM 0.00 0.0 M 0.0 M
5/11/2020 7:00 AM 0.00 0.0 M 0.0 M
5/12/2020 7:00 AM 0.09 0.0 M 0.0 M
5/13/2020 7:00 AM 0.00 0.0 M 0.0 M
5/14/2020 7:00 AM 0.00 0.0 M 0.0 M
5/15/2020 7:00 AM 0.02 0.0 M 0.0 M
5/16/2020 7:00 AM 0.18 0.0 M 0.0 M
5/17/2020 7:00 AM 0.00 0.0 M 0.0 M
5/18/2020 7:00 AM 0.00 0.0 M 0.0 M
5/19/2020 7:00 AM 0.00 0.0 M 0.0 M
5/20/2020 7:00 AM 0.00 0.0 M 0.0 M
5/21/2020 7:00 AM 0.00 0.0 M 0.0 M
5/22/2020 7:00 AM 0.00 0.0 M 0.0 M
5/23/2020 7:00 AM 0.00 0.0 M 0.0 M
5/24/2020 7:00 AM T T M 0.0 M
5/25/2020 7:00 AM 0.40 T M 0.0 M Snow melted as falling. But accumulation only 200 feet higher in elevation. Snowed nicely for a while. Big, wet "spring" flakes.
5/26/2020 7:00 AM 0.00 0.0 M 0.0 M
5/27/2020 7:00 AM 0.00 0.0 M 0.0 M
5/28/2020 7:00 AM T 0.0 M 0.0 M Few drops.
5/29/2020 7:00 AM T 0.0 M 0.0 M
5/30/2020 7:00 AM T 0.0 M 0.0 M
5/31/2020 7:00 AM 0.11 0.0 M 0.0 M
6/1/2020 7:00 AM T 0.0 M 0.0 M
6/2/2020 7:00 AM 0.00 0.0 M 0.0 M
6/3/2020 7:00 AM 0.02 0.0 M 0.0 M
6/4/2020 7:00 AM T 0.0 M 0.0 M
6/5/2020 7:00 AM T 0.0 M 0.0 M Strong "dry" squalls. Strong wind, mammatus clouds, only a sprinkle of rain.I did not hear thunder despite the mammatus.
6/6/2020 7:00 AM 0.04 0.0 M 0.0 M
6/7/2020 7:00 AM T 0.0 M 0.0 M
6/8/2020 7:00 AM 0.00 0.0 M 0.0 M
6/9/2020 7:00 AM 0.07 T M 0.0 M Downslope flurries of snow.
6/10/2020 7:00 AM 0.00 0.0 M 0.0 M
6/11/2020 7:00 AM 0.00 0.0 M 0.0 M
6/12/2020 7:00 AM 0.00 0.0 M 0.0 M
6/13/2020 7:00 AM 0.00 0.0 M 0.0 M
6/14/2020 7:00 AM 0.19 0.0 M 0.0 M
6/15/2020 7:00 AM 0.00 0.0 M 0.0 M
6/16/2020 7:00 AM 0.00 0.0 M 0.0 M
6/17/2020 7:00 AM 0.00 0.0 M 0.0 M Nothing but cobwebs and dust in the raingauge.
6/18/2020 7:00 AM 0.00 0.0 M 0.0 M
6/19/2020 7:00 AM 0.60 0.0 M 0.0 M Fresh snow on the higher mountains.
6/20/2020 7:00 AM 0.31 0.0 M 0.0 M intense thunderstorm with close lightning and soft hail.
6/21/2020 7:00 AM 0.00 0.0 M 0.0 M
6/22/2020 7:00 AM 0.06 0.0 M 0.0 M
6/23/2020 7:00 AM T 0.0 M 0.0 M
6/24/2020 7:00 AM 0.07 0.0 M 0.0 M
6/25/2020 7:00 AM 0.24 0.0 M 0.0 M
6/26/2020 7:00 AM T 0.0 M 0.0 M
6/27/2020 7:00 AM 0.04 0.0 M 0.0 M
6/28/2020 7:00 AM 0.00 0.0 M 0.0 M
6/29/2020 7:00 AM 0.00 0.0 M 0.0 M
6/30/2020 7:00 AM 0.00 0.0 M 0.0 M
7/1/2020 7:00 AM 0.00 0.0 M 0.0 M
7/2/2020 7:00 AM 0.00 0.0 M 0.0 M
7/3/2020 7:00 AM 0.00 0.0 M 0.0 M
7/4/2020 7:00 AM T 0.0 M 0.0 M
7/5/2020 7:00 AM 0.04 0.0 M 0.0 M Thundershowers around.
7/6/2020 7:00 AM 0.14 0.0 M 0.0 M
7/7/2020 7:00 AM 0.00 0.0 M 0.0 M
7/8/2020 7:00 AM 0.01 0.0 M 0.0 M Yes. There was a shower of 0.01 inch.
7/9/2020 7:00 AM 0.00 0.0 M 0.0 M
7/10/2020 7:00 AM 0.00 0.0 M 0.0 M My raingauge contains nothing but dust and cobwebs.
7/11/2020 7:00 AM 0.00 0.0 M 0.0 M
7/12/2020 7:00 AM 0.00 0.0 M 0.0 M
7/13/2020 7:00 AM 0.00 0.0 M 0.0 M Squalls over the Divide around 7 AM. Windy.
7/14/2020 7:00 AM T 0.0 M 0.0 M
7/15/2020 7:00 AM 0.02 0.0 M 0.0 M
7/16/2020 7:00 AM 0.00 0.0 M 0.0 M
7/17/2020 7:00 AM 0.00 0.0 M 0.0 M
7/18/2020 7:00 AM 0.00 0.0 M 0.0 M
7/19/2020 7:00 AM 0.00 0.0 M 0.0 M
7/20/2020 7:00 AM 0.05 0.0 M 0.0 M
7/21/2020 7:00 AM 0.00 0.0 M 0.0 M
7/22/2020 7:00 AM 0.00 0.0 M 0.0 M
7/23/2020 7:00 AM 0.01 0.0 M 0.0 M
7/24/2020 7:00 AM T 0.0 M 0.0 M
7/25/2020 7:00 AM 0.00 0.0 M 0.0 M
7/26/2020 7:00 AM 0.35 0.0 M 0.0 M
7/27/2020 7:00 AM 0.07 0.0 M 0.0 M
7/28/2020 7:00 AM 0.00 0.0 M 0.0 M
7/29/2020 7:00 AM 0.00 0.0 M 0.0 M
7/30/2020 7:00 AM 0.00 0.0 M 0.0 M
7/31/2020 7:00 AM 0.23 0.0 M 0.0 M Nice thunderstorm with small hail.
8/1/2020 7:00 AM 0.21 0.0 M 0.0 M
8/2/2020 7:00 AM 0.13 0.0 M 0.0 M
8/3/2020 7:00 AM 0.04 0.0 M 0.0 M
8/4/2020 7:00 AM 0.01 0.0 M 0.0 M Strong thunderstorm just to NE of station.
8/5/2020 7:00 AM 0.00 0.0 M 0.0 M
8/6/2020 7:00 AM T 0.0 M 0.0 M
8/7/2020 7:00 AM 0.00 0.0 M 0.0 M
8/8/2020 7:00 AM 0.00 0.0 M 0.0 M
8/9/2020 7:00 AM 0.00 0.0 M 0.0 M
8/10/2020 7:00 AM 0.00 0.0 M 0.0 M
8/11/2020 7:00 AM 0.00 0.0 M 0.0 M
8/12/2020 7:00 AM 0.00 0.0 M 0.0 M
8/13/2020 7:00 AM 0.00 0.0 M 0.0 M
8/14/2020 7:00 AM 0.00 0.0 M 0.0 M
8/15/2020 7:00 AM 0.00 0.0 M 0.0 M
8/16/2020 7:00 AM 0.00 0.0 M 0.0 M
8/17/2020 7:00 AM 0.00 0.0 M 0.0 M
8/18/2020 7:00 AM 0.00 0.0 M 0.0 M
8/19/2020 7:00 AM 0.00 0.0 M 0.0 M
8/20/2020 7:00 AM 0.02 0.0 M 0.0 M
8/21/2020 7:00 AM 0.03 0.0 M 0.0 M
8/22/2020 7:00 AM 0.00 0.0 M 0.0 M
8/23/2020 7:00 AM 0.00 0.0 M 0.0 M
8/24/2020 7:00 AM 0.00 0.0 M 0.0 M
8/25/2020 7:00 AM 0.00 0.0 M 0.0 M
8/26/2020 7:00 AM 0.48 0.0 M 0.0 M
8/27/2020 7:00 AM 0.13 0.0 M 0.0 M
8/28/2020 7:00 AM 0.05 0.0 M 0.0 M
8/29/2020 7:00 AM 0.13 0.0 M 0.0 M
8/30/2020 7:00 AM 0.06 0.0 M 0.0 M
8/31/2020 7:00 AM 0.00 0.0 M 0.0 M
9/1/2020 7:00 AM 0.06 0.0 M 0.0 M Fresh snow above timberline on Mt. meeker and Longs Peak.
9/2/2020 7:00 AM 0.00 0.0 M 0.0 M
9/3/2020 7:00 AM 0.00 0.0 M 0.0 M
9/4/2020 7:00 AM 0.00 0.0 M 0.0 M
9/5/2020 7:00 AM 0.00 0.0 M 0.0 M
9/6/2020 7:00 AM 0.00 0.0 M 0.0 M
9/7/2020 7:00 AM 0.00 0.0 M 0.0 M
9/8/2020 7:00 AM 0.11 0.2 M T M
9/9/2020 7:00 AM 0.69 6.3 M 5.5 M
9/10/2020 7:00 AM 0.02 0.2 M 5.0 M
9/11/2020 7:00 AM 0.26 0.5 M 2.5 M
9/12/2020 7:00 AM 0.00 0.0 M 0.0 M
9/13/2020 7:00 AM 0.00 0.0 M 0.0 M
9/14/2020 7:00 AM 0.00 0.0 M 0.0 M
9/15/2020 7:00 AM 0.00 0.0 M 0.0 M
9/16/2020 7:00 AM 0.00 0.0 M 0.0 M
9/17/2020 7:00 AM 0.00 0.0 M 0.0 M
9/18/2020 7:00 AM 0.00 0.0 M 0.0 M
9/19/2020 7:00 AM 0.00 0.0 M 0.0 M
9/20/2020 7:00 AM 0.00 0.0 M 0.0 M
9/21/2020 7:00 AM 0.00 0.0 M 0.0 M
9/22/2020 7:00 AM 0.00 0.0 M 0.0 M
9/23/2020 7:00 AM 0.14 0.0 M 0.0 M
9/24/2020 7:00 AM 0.00 0.0 M 0.0 M
9/25/2020 7:00 AM 0.00 0.0 M 0.0 M
9/26/2020 7:00 AM 0.00 0.0 M 0.0 M
9/27/2020 7:00 AM 0.00 0.0 M 0.0 M
9/28/2020 7:00 AM 0.00 0.0 M 0.0 M
9/29/2020 7:00 AM 0.00 0.0 M 0.0 M
9/30/2020 7:00 AM 0.00 0.0 M 0.0 M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes



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