Station Overview Station Location
Station Number CO-JF-365 Latitude 39.7197303771973
Station Name Golden 2.1 SW Longitude -105.247161865234
County Jefferson Elevation (ft) 7444



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 14 1.65 1.06 31 1.06 31 0.00 0 0 5 2 0.1 1 0
Nov 14 1.53 1.28 30 1.28 30 0.00 0 0 7 3 9.1 7 12
Dec 14 0.86 1.69 31 1.69 31 0.00 0 0 7 3 25.0 7 16
Jan 15 0.78 0.73 31 0.73 31 0.00 0 0 7 5 11.0 8 20
Feb 15 0.92 4.25 28 4.25 28 0.00 0 0 11 1 50.2 11 21
March 15 2.69 0.65 31 0.65 31 0.00 0 0 7 5 5.2 6 16
April 15 2.78 5.76 30 5.76 30 0.00 0 0 10 4 28.3 7 10
May 15 2.92 7.95 31 7.95 31 0.00 0 0 27 1 5.2 2 2
June 15 2.40 4.06 30 4.06 30 0.00 0 0 18 1 0.0 0 0
July 15 2.17 3.82 31 3.82 31 0.00 0 0 18 7 0.0 0 0
Aug 15 2.25 1.32 31 1.32 31 0.00 0 0 12 6 0.0 0 0
Sept 15 1.50 0.27 30 0.27 30 0.00 0 0 6 2 0.0 0 0
Water Year Totals: 22.45" 32.84" 365 days 32.84" 365 0.00" 0 days 0 135 days 40 days 134.1" 49 days 97 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
10/1/2014 0.00
10/2/2014 0.10
10/3/2014 0.02
10/4/2014 0.00
10/5/2014 0.00
10/6/2014 0.00
10/7/2014 0.00
10/8/2014 0.00
10/9/2014 0.00
10/10/2014 0.78
10/11/2014 0.00
10/12/2014 0.01
10/13/2014 0.15
10/14/2014 0.00
10/15/2014 0.00
10/16/2014 0.00
10/17/2014 0.00
10/18/2014 0.00
10/19/2014 0.00
10/20/2014 0.00
10/21/2014 T
10/22/2014 T
10/23/2014 0.00
10/24/2014 0.00
10/25/2014 0.00
10/26/2014 0.00
10/27/2014 0.00
10/28/2014 0.00
10/29/2014 0.00
10/30/2014 0.00
10/31/2014 0.00
11/1/2014 0.00
11/2/2014 0.00
11/3/2014 0.29
11/4/2014 0.00
11/5/2014 0.00
11/6/2014 0.00
11/7/2014 0.00
11/8/2014 0.19
11/9/2014 0.00
11/10/2014 0.00
11/11/2014 0.18
11/12/2014 0.32
11/13/2014 0.14
11/14/2014 0.00
11/15/2014 0.00
11/16/2014 0.08
11/17/2014 0.00
11/18/2014 0.00
11/19/2014 0.00
11/20/2014 0.00
11/21/2014 0.00
11/22/2014 0.00
11/23/2014 T
11/24/2014 T
11/25/2014 T
11/26/2014 0.08
11/27/2014 0.00
11/28/2014 0.00
11/29/2014 0.00
11/30/2014 0.00
12/1/2014 T
12/2/2014 0.00
12/3/2014 0.00
12/4/2014 0.00
12/5/2014 0.00
12/6/2014 0.00
12/7/2014 0.00
12/8/2014 0.00
12/9/2014 0.00
12/10/2014 0.00
12/11/2014 0.00
12/12/2014 0.00
12/13/2014 0.00
12/14/2014 0.02
12/15/2014 0.35
12/16/2014 0.00
12/17/2014 0.00
12/18/2014 0.00
12/19/2014 0.00
12/20/2014 0.00
12/21/2014 0.00
12/22/2014 0.17
12/23/2014 0.22
12/24/2014 0.00
12/25/2014 0.00
12/26/2014 0.56
12/27/2014 0.08
12/28/2014 0.00
12/29/2014 T
12/30/2014 0.29
12/31/2014 T
Day of YearDaily PrcpMultiday Prcp
1/1/2015 0.00
1/2/2015 0.04
1/3/2015 0.00
1/4/2015 0.05
1/5/2015 0.00
1/6/2015 0.00
1/7/2015 T
1/8/2015 T
1/9/2015 0.08
1/10/2015 0.00
1/11/2015 0.00
1/12/2015 0.08
1/13/2015 T
1/14/2015 0.09
1/15/2015 0.00
1/16/2015 0.00
1/17/2015 0.00
1/18/2015 0.00
1/19/2015 0.00
1/20/2015 0.01
1/21/2015 0.00
1/22/2015 0.38
1/23/2015 0.00
1/24/2015 0.00
1/25/2015 0.00
1/26/2015 0.00
1/27/2015 0.00
1/28/2015 0.00
1/29/2015 0.00
1/30/2015 T
1/31/2015 T
2/1/2015 0.25
2/2/2015 0.00
2/3/2015 0.00
2/4/2015 0.05
2/5/2015 0.13
2/6/2015 0.00
2/7/2015 0.00
2/8/2015 0.00
2/9/2015 0.00
2/10/2015 0.00
2/11/2015 0.63
2/12/2015 0.00
2/13/2015 0.00
2/14/2015 0.00
2/15/2015 0.00
2/16/2015 0.73
2/17/2015 0.45
2/18/2015 0.00
2/19/2015 0.00
2/20/2015 0.00
2/21/2015 0.08
2/22/2015 0.57
2/23/2015 0.20
2/24/2015 0.00
2/25/2015 0.00
2/26/2015 0.93
2/27/2015 0.23
2/28/2015 T
3/1/2015 T
3/2/2015 T
3/3/2015 T
3/4/2015 0.09
3/5/2015 0.03
3/6/2015 0.00
3/7/2015 0.00
3/8/2015 0.00
3/9/2015 0.00
3/10/2015 0.00
3/11/2015 0.00
3/12/2015 0.00
3/13/2015 0.13
3/14/2015 0.02
3/15/2015 0.00
3/16/2015 0.00
3/17/2015 0.00
3/18/2015 0.00
3/19/2015 0.11
3/20/2015 T
3/21/2015 0.00
3/22/2015 0.00
3/23/2015 0.00
3/24/2015 0.04
3/25/2015 T
3/26/2015 0.23
3/27/2015 0.00
3/28/2015 0.00
3/29/2015 0.00
3/30/2015 0.00
3/31/2015 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2015 0.00
4/2/2015 0.00
4/3/2015 0.51
4/4/2015 0.00
4/5/2015 0.00
4/6/2015 0.00
4/7/2015 0.00
4/8/2015 0.00
4/9/2015 T
4/10/2015 0.00
4/11/2015 0.00
4/12/2015 0.00
4/13/2015 0.00
4/14/2015 0.00
4/15/2015 0.00
4/16/2015 0.05
4/17/2015 2.23
4/18/2015 1.02
4/19/2015 0.61
4/20/2015 0.04
4/21/2015 T
4/22/2015 0.00
4/23/2015 T
4/24/2015 T
4/25/2015 0.03
4/26/2015 0.15
4/27/2015 1.01
4/28/2015 0.11
4/29/2015 0.00
4/30/2015 0.00
5/1/2015 0.06
5/2/2015 0.03
5/3/2015 0.00
5/4/2015 0.30
5/5/2015 1.04
5/6/2015 0.71
5/7/2015 0.12
5/8/2015 0.45
5/9/2015 1.02
5/10/2015 1.42
5/11/2015 0.02
5/12/2015 0.00
5/13/2015 0.03
5/14/2015 0.09
5/15/2015 0.02
5/16/2015 T
5/17/2015 0.10
5/18/2015 0.28
5/19/2015 0.77
5/20/2015 0.50
5/21/2015 0.07
5/22/2015 0.14
5/23/2015 0.30
5/24/2015 0.12
5/25/2015 0.01
5/26/2015 0.03
5/27/2015 0.01
5/28/2015 0.26
5/29/2015 0.01
5/30/2015 0.04
5/31/2015 0.00
6/1/2015 0.01
6/2/2015 0.03
6/3/2015 0.00
6/4/2015 0.13
6/5/2015 1.10
6/6/2015 0.28
6/7/2015 0.22
6/8/2015 0.04
6/9/2015 0.00
6/10/2015 0.08
6/11/2015 0.14
6/12/2015 0.75
6/13/2015 0.39
6/14/2015 0.12
6/15/2015 0.00
6/16/2015 0.06
6/17/2015 0.13
6/18/2015 0.00
6/19/2015 T
6/20/2015 0.00
6/21/2015 0.00
6/22/2015 0.00
6/23/2015 0.00
6/24/2015 0.01
6/25/2015 0.35
6/26/2015 0.21
6/27/2015 0.00
6/28/2015 0.00
6/29/2015 0.01
6/30/2015 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2015 T
7/2/2015 0.04
7/3/2015 0.19
7/4/2015 T
7/5/2015 0.09
7/6/2015 0.17
7/7/2015 1.11
7/8/2015 0.13
7/9/2015 0.58
7/10/2015 0.65
7/11/2015 0.11
7/12/2015 T
7/13/2015 0.00
7/14/2015 0.30
7/15/2015 T
7/16/2015 0.17
7/17/2015 T
7/18/2015 0.01
7/19/2015 T
7/20/2015 0.01
7/21/2015 0.03
7/22/2015 0.10
7/23/2015 0.05
7/24/2015 0.00
7/25/2015 0.07
7/26/2015 0.00
7/27/2015 0.01
7/28/2015 T
7/29/2015 0.00
7/30/2015 0.00
7/31/2015 0.00
8/1/2015 0.00
8/2/2015 0.00
8/3/2015 0.00
8/4/2015 0.08
8/5/2015 0.00
8/6/2015 0.00
8/7/2015 0.00
8/8/2015 0.00
8/9/2015 0.14
8/10/2015 0.01
8/11/2015 0.03
8/12/2015 T
8/13/2015 0.11
8/14/2015 0.20
8/15/2015 T
8/16/2015 0.45
8/17/2015 0.09
8/18/2015 0.14
8/19/2015 0.02
8/20/2015 0.00
8/21/2015 0.00
8/22/2015 0.00
8/23/2015 0.02
8/24/2015 0.00
8/25/2015 0.00
8/26/2015 T
8/27/2015 T
8/28/2015 0.03
8/29/2015 T
8/30/2015 0.00
8/31/2015 T
9/1/2015 0.11
9/2/2015 0.01
9/3/2015 T
9/4/2015 0.05
9/5/2015 T
9/6/2015 0.00
9/7/2015 0.00
9/8/2015 0.02
9/9/2015 0.00
9/10/2015 0.00
9/11/2015 0.00
9/12/2015 0.00
9/13/2015 0.00
9/14/2015 0.00
9/15/2015 0.00
9/16/2015 0.00
9/17/2015 0.00
9/18/2015 0.00
9/19/2015 0.00
9/20/2015 0.00
9/21/2015 0.00
9/22/2015 0.00
9/23/2015 0.00
9/24/2015 0.00
9/25/2015 0.00
9/26/2015 0.00
9/27/2015 0.00
9/28/2015 0.00
9/29/2015 0.07
9/30/2015 0.01



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2014 7:00 AM 0.00 0.0 M M M
10/2/2014 7:00 AM 0.10 0.0 0.00 0.0 0.00
10/3/2014 7:00 AM 0.02 0.1 M 0.0 M mixed snow, mist and fog
10/4/2014 7:00 AM 0.00 0.0 M M M
10/5/2014 7:00 AM 0.00 0.0 0.00 0.0 0.00
10/6/2014 7:00 AM 0.00 0.0 M M M
10/7/2014 7:00 AM 0.00 0.0 M M M
10/8/2014 7:00 AM 0.00 0.0 M M M
10/9/2014 7:00 AM 0.00 0.0 M M M
10/10/2014 7:00 AM 0.78 0.0 0.00 0.0 0.00
10/11/2014 7:00 AM 0.00 0.0 M M M
10/12/2014 7:00 AM 0.01 0.0 0.00 0.0 0.00
10/13/2014 7:00 AM 0.15 0.0 0.00 0.0 0.00 rain with mixed ice pellets early then mixed, npn-accumulating snow later
10/14/2014 7:00 AM 0.00 0.0 M M M
10/15/2014 7:00 AM 0.00 0.0 M M M
10/16/2014 7:00 AM 0.00 0.0 M M M
10/17/2014 7:00 AM 0.00 0.0 M M M
10/18/2014 7:00 AM 0.00 0.0 M M M
10/19/2014 7:00 AM 0.00 0.0 M M M
10/20/2014 7:00 AM 0.00 0.0 M M M
10/21/2014 7:00 AM T 0.0 0.00 0.0 0.00
10/22/2014 7:00 AM T 0.0 0.00 0.0 0.00
10/23/2014 7:00 AM 0.00 0.0 M M M
10/24/2014 7:00 AM 0.00 0.0 M M M
10/25/2014 7:00 AM 0.00 0.0 M M M
10/26/2014 7:00 AM 0.00 0.0 M M M
10/27/2014 7:00 AM 0.00 0.0 M M M
10/28/2014 7:00 AM 0.00 0.0 M M M Possibly trace, but I wasn't here to observe
10/29/2014 7:00 AM 0.00 0.0 M M M
10/30/2014 7:00 AM 0.00 0.0 M M M
10/31/2014 7:00 AM 0.00 0.0 M M M
11/1/2014 7:00 AM 0.00 0.0 M M M
11/2/2014 7:00 AM 0.00 0.0 M M M
11/3/2014 7:00 AM 0.29 0.8 0.29 1.0 0.29
11/4/2014 7:00 AM 0.00 0.0 0.00 M M
11/5/2014 7:00 AM 0.00 0.0 M M M
11/6/2014 7:00 AM 0.00 0.0 M M M
11/7/2014 7:00 AM 0.00 0.0 M M M
11/8/2014 7:00 AM 0.19 0.7 0.19 0.7 0.19
11/9/2014 7:00 AM 0.00 0.0 0.00 0.0 0.00
11/10/2014 7:00 AM 0.00 0.0 M M M
11/11/2014 7:00 AM 0.18 2.5 0.18 3.0 M
11/12/2014 7:00 AM 0.32 2.5 0.32 5.0 M
11/13/2014 7:00 AM 0.14 1.0 0.14 6.0 M
11/14/2014 7:00 AM 0.00 0.0 M M M
11/15/2014 7:00 AM 0.00 0.0 0.00 3.5 M
11/16/2014 7:00 AM 0.08 1.1 0.08 4.0 M for my NWS temperature history go to http://www.nws.noaa.gov/climate/xmacis.php?wfo=bou and choose Golden 3SW, choose the month/options you wish and "go"
11/17/2014 7:00 AM 0.00 0.0 0.00 3.5 M
11/18/2014 7:00 AM 0.00 0.0 0.00 3.0 M
11/19/2014 7:00 AM 0.00 0.0 0.00 2.5 M
11/20/2014 7:00 AM 0.00 0.0 M M M
11/21/2014 7:00 AM 0.00 0.0 0.00 0.5 M
11/22/2014 7:00 AM 0.00 0.0 0.00 0.0 0.00
11/23/2014 7:00 AM T T T 0.0 0.00 flurries, ongoing
11/24/2014 7:00 AM T T T 0.0 0.00 flurries early in day and mid-afternoon
11/25/2014 7:00 AM T T T 0.0 M
11/26/2014 7:00 AM 0.08 0.5 0.08 0.5 0.08
11/27/2014 7:00 AM 0.00 0.0 M M M
11/28/2014 7:00 AM 0.00 0.0 M M M
11/29/2014 7:00 AM 0.00 0.0 M M M
11/30/2014 7:00 AM 0.00 0.0 M M M
12/1/2014 7:00 AM T T T T T
12/2/2014 7:00 AM 0.00 0.0 0.00 0.0 0.00
12/3/2014 7:00 AM 0.00 0.0 0.00 0.0 0.00
12/4/2014 7:00 AM 0.00 0.0 0.00 0.0 0.00
12/5/2014 7:00 AM 0.00 0.0 0.00 0.0 0.00
12/6/2014 7:00 AM 0.00 0.0 0.00 0.0 0.00
12/7/2014 7:00 AM 0.00 0.0 0.00 0.0 0.00
12/8/2014 7:00 AM 0.00 0.0 0.00 0.0 0.00
12/9/2014 7:00 AM 0.00 0.0 0.00 0.0 0.00
12/10/2014 7:00 AM 0.00 0.0 0.00 0.0 0.00
12/11/2014 7:00 AM 0.00 0.0 0.00 0.0 0.00
12/12/2014 7:00 AM 0.00 0.0 0.00 0.0 0.00
12/13/2014 7:00 AM 0.00 0.0 0.00 0.0 0.00
12/14/2014 7:00 AM 0.02 0.2 0.02 0.2 0.02
12/15/2014 7:00 AM 0.35 3.5 0.35 3.5 0.37 started the previous reporting period; ttapered off to relatively dense fog
12/16/2014 7:00 AM 0.00 0.0 0.00 2.0 M
12/17/2014 7:00 AM 0.00 0.0 0.00 1.0 M
12/18/2014 7:00 AM 0.00 0.0 0.00 0.5 M
12/19/2014 7:00 AM 0.00 0.0 0.00 0.5 M
12/20/2014 7:00 AM 0.00 0.0 0.00 0.0 0.00
12/21/2014 7:00 AM 0.00 0.0 0.00 0.0 0.00
12/22/2014 7:00 AM 0.17 1.8 0.17 1.8 0.17
12/23/2014 7:00 AM 0.22 2.4 0.22 3.0 M
12/24/2014 7:00 AM 0.00 0.0 0.00 2.5 M
12/25/2014 7:00 AM 0.00 0.0 0.00 2.0 M
12/26/2014 7:00 AM 0.56 10.4 0.56 11.5 M tube overflowed - melted was 0.51 with 10.4" very light fluffy snow on top; NWS tube (Golden3SW) had 05.6" melted precip. flurries for first 2 to 3 hours before intensifying
12/27/2014 7:00 AM 0.08 2.0 0.08 10.5 M
12/28/2014 7:00 AM 0.00 0.0 0.00 8.5 M
12/29/2014 7:00 AM T T T 6.0 M
12/30/2014 7:00 AM 0.29 4.7 0.29 10.0 M
12/31/2014 7:00 AM T T T 8.5 M
1/1/2015 7:00 AM 0.00 0.0 0.00 8.5 M
1/2/2015 7:00 AM 0.04 0.5 0.04 8.5 M
1/3/2015 7:00 AM 0.00 0.0 0.00 8.0 M
1/4/2015 7:00 AM 0.05 1.7 0.05 9.0 M
1/5/2015 7:00 AM 0.00 0.0 0.00 8.5 M
1/6/2015 7:00 AM 0.00 0.0 0.00 7.0 M
1/7/2015 7:00 AM T T T 3.0 M
1/8/2015 7:00 AM T 0.2 T 2.0 M
1/9/2015 7:00 AM 0.08 0.3 0.08 1.5 M freezing drizzle that eventually turned to snow overnight
1/10/2015 7:00 AM 0.00 0.0 0.00 1.0 M
1/11/2015 7:00 AM 0.00 0.0 0.00 0.5 M
1/12/2015 7:00 AM 0.08 1.1 0.08 1.0 M
1/13/2015 7:00 AM T T T 1.0 M freezing fog on/off most of day with minimal accumulation.
1/14/2015 7:00 AM 0.09 0.8 0.09 1.5 M light snow most of the day from 1:45p.m. on
1/15/2015 7:00 AM 0.00 0.0 0.00 1.0 M
1/16/2015 7:00 AM 0.00 0.0 0.00 0.5 M
1/17/2015 7:00 AM 0.00 0.0 M M M
1/18/2015 7:00 AM 0.00 0.0 M M M
1/19/2015 7:00 AM 0.00 0.0 M M M
1/20/2015 7:00 AM 0.01 0.2 0.01 M M
1/21/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
1/22/2015 7:00 AM 0.38 6.2 0.38 6.0 0.38
1/23/2015 7:00 AM 0.00 0.0 0.00 3.0 M
1/24/2015 7:00 AM 0.00 0.0 0.00 2.0 M
1/25/2015 7:00 AM 0.00 0.0 0.00 1.5 M
1/26/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
1/27/2015 7:00 AM 0.00 0.0 0.00 0.0 M
1/28/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
1/29/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
1/30/2015 7:00 AM T T T M M
1/31/2015 7:00 AM T T T M M
2/1/2015 7:00 AM 0.25 2.3 0.50 2.5 0.25 flurr.m.es a.m. (11-noon); snow after 10 pm
2/2/2015 7:00 AM 0.00 0.0 0.00 2.0 M
2/3/2015 7:00 AM 0.00 0.0 0.00 1.0 M
2/4/2015 7:00 AM 0.05 0.4 0.05 0.5 0.05 started about 5:45 a.m. and continued to next observation period
2/5/2015 7:00 AM 0.13 1.3 0.13 1.5 M snowfall continuing from previous observation period
2/6/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
2/7/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
2/8/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
2/9/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
2/10/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
2/11/2015 7:00 AM 0.63 4.7 0.63 4.5 0.63
2/12/2015 7:00 AM 0.00 0.0 0.00 2.0 M
2/13/2015 7:00 AM 0.00 0.0 0.00 1.0 M
2/14/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
2/15/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
2/16/2015 7:00 AM 0.73 6.0 0.73 6.0 0.73
2/17/2015 7:00 AM 0.45 4.5 0.45 10.0 M
2/18/2015 7:00 AM 0.00 0.0 0.00 8.0 M
2/19/2015 7:00 AM 0.00 0.0 0.00 6.0 M
2/20/2015 7:00 AM 0.00 0.0 0.00 3.0 M
2/21/2015 7:00 AM 0.08 0.8 0.08 1.5 M flurries early; then pause and fog then flurries and light snow late and during night
2/22/2015 7:00 AM 0.57 10.7 0.57 11.0 M
2/23/2015 7:00 AM 0.20 2.1 0.20 11.0 M continous very light snow fall and fog up to around 11 p.m.
2/24/2015 7:00 AM 0.00 0.0 0.00 9.0 M
2/25/2015 7:00 AM 0.00 0.0 0.00 6.0 M
2/26/2015 7:00 AM 0.93 13.2 0.93 17.0 M Started snowing 11:40 a.m. and continued up to about 7 a.m. where it started resuming for next reporting period
2/27/2015 7:00 AM 0.23 4.2 0.23 18.5 M snow depth in yard varies from 14" to 22"
2/28/2015 7:00 AM T T T 15.5 M snow depth in yard varies from 12" to 20"
3/1/2015 7:00 AM T T T 15.0 M very light flurries on/off - fog very late/early a.m.
3/2/2015 7:00 AM T 0.1 T 15.0 M
3/3/2015 7:00 AM T 0.0 0.00 10.0 M rain between 9 and 10 p.m.
3/4/2015 7:00 AM 0.09 2.4 0.09 11.0 M Light snow all day starting 7:45
3/5/2015 7:00 AM 0.03 0.9 0.03 11.0 M flurries throughout 7 a.m. through 4 p.m.; sublimation probably contributes to lower melted precip.
3/6/2015 7:00 AM 0.00 0.0 0.00 10.0 M
3/7/2015 7:00 AM 0.00 0.0 0.00 8.0 M
3/8/2015 7:00 AM 0.00 0.0 0.00 6.0 M
3/9/2015 7:00 AM 0.00 0.0 0.00 5.0 M
3/10/2015 7:00 AM 0.00 0.0 0.00 4.0 M
3/11/2015 7:00 AM 0.00 0.0 0.00 2.0 M
3/12/2015 7:00 AM 0.00 0.0 0.00 1.0 M
3/13/2015 7:00 AM 0.13 0.0 0.00 0.5 M patches of snow only; light rain between 8 and 10; then resumption after midnight up to 7 a.m. observation
3/14/2015 7:00 AM 0.02 0.0 0.00 5.0 M
3/15/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/16/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00 record high in Denver 79 (old record 76)
3/17/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/18/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/19/2015 7:00 AM 0.11 0.0 0.00 0.0 0.00
3/20/2015 7:00 AM T 0.1 T 0.0 0.00
3/21/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/22/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/23/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/24/2015 7:00 AM 0.04 0.4 0.04 0.5 0.04 snow, possibly mixed with some rain (unobserved) as part of the mix. Likely after midnight and before 4 a.m.
3/25/2015 7:00 AM T T T 0.0 0.00 started flurries 6:35 - progressing to more regular snowfall
3/26/2015 7:00 AM 0.23 1.3 0.23 1.0 0.23
3/27/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/28/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/29/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/30/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
3/31/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/1/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/2/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/3/2015 7:00 AM 0.51 3.5 0.51 3.0 0.51 Flurries early until 3 p.m. 3.5 inches snow, some rain and ice pellets in afternoon.
4/4/2015 7:00 AM 0.00 0.0 0.00 0.5 M
4/5/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/6/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/7/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/8/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/9/2015 7:00 AM T 0.0 0.00 0.0 0.00 FLURRIES 10P.M.
4/10/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/11/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/12/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/13/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/14/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/15/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/16/2015 7:00 AM 0.05 0.5 0.05 0.5 0.05 ongoing snowstorm
4/17/2015 7:00 AM 2.23 14.0 2.23 14.0 2.23 heavy, wet snow and continuing
4/18/2015 7:00 AM 1.02 4.0 M M M 4" snow = 1.02" melted precip. with substantial melting of snow yesterday afternoon. Heavy snow / pellets between 6 a.m. and 7 a.m. measuring period (2.2" snow; 0.21" melted).
4/19/2015 7:00 AM 0.61 4.0 M 14.0 M
4/20/2015 7:00 AM 0.04 0.3 M 13.5 M flurries during the day; snow fell between midnight and 6 a.m.
4/21/2015 7:00 AM T T T 8.0 M
4/22/2015 7:00 AM 0.00 0.0 0.00 4.0 M
4/23/2015 7:00 AM T 0.0 0.00 2.0 M
4/24/2015 7:00 AM T 0.0 0.00 0.0 0.00
4/25/2015 7:00 AM 0.03 T 0.00 0.0 0.00 thunderstorm; rain with brief period of groppel followed by brief period of snow (1 minute or so each).
4/26/2015 7:00 AM 0.15 T M 0.0 M trace of rain between 3 and 4 p.m.; rain 8-10 p.m. - 0.03 by midnight, rest (0.12) between midnight and 7 a.m. trace of snow/pellets towards end of observation period (7-7)
4/27/2015 7:00 AM 1.01 2.0 M 1.0 M continued rain with mixed in snow; very wet snow
4/28/2015 7:00 AM 0.11 T M 0.0 M fog; mostly mist throughout afternoon. Accumulations in a.m. (trace snow with mostly rain) and evening before midnight
4/29/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
4/30/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
5/1/2015 7:00 AM 0.06 0.0 0.00 0.0 0.00 0.01 between 6-8 p.m.; 0.05 between midnight and 4 a.m.?
5/2/2015 7:00 AM 0.03 0.0 0.00 0.0 0.00 thunderstorm starting ~14:50 for about an hour.
5/3/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
5/4/2015 7:00 AM 0.30 0.0 0.00 0.0 0.00 Thunderstorm around 11:30 a.m. with trace precip.; rain during night 2:30 a.m. and ongoing for 0.29"
5/5/2015 7:00 AM 1.04 0.0 0.00 0.0 0.00 rain between 7-8 a.m., again between 3:45 and 5 p.m. and heaviest between 8 p.m. and midnight. Fog, very heavy at times.
5/6/2015 7:00 AM 0.71 0.0 0.00 0.0 0.00 rain started after 11 a.m. with heaviest between 2 and 5 p.m. and again between 6 and 7 p.m.. Only 0.01 after midnight.
5/7/2015 7:00 AM 0.12 0.0 0.00 0.0 0.00
5/8/2015 7:00 AM 0.45 0.0 0.00 0.0 0.00 very heavy fog 7-10 a.m.. drizzle most of day; heaviest precip p.m. and again early a.m. at end of reporting period
5/9/2015 7:00 AM 1.02 0.0 0.00 0.0 0.00
5/10/2015 7:00 AM 1.42 5.1 M 5.0 M relatively heavy rain between 7 and 9:30 a.m. with minimal mixed snow between 9-10 a.m.. Rain resumed around 2 converting to snow. Attributing dominant precip to rain vs. snow and thus Ptype as rain
5/11/2015 7:00 AM 0.02 0.1 0.02 1.0 M 0.1 snow between 4:30-6:30 p.m.
5/12/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
5/13/2015 7:00 AM 0.03 0.0 0.00 0.0 0.00 thunderstorm rain between 4 and 4:20 p.m.
5/14/2015 7:00 AM 0.09 0.0 0.00 0.0 0.00 trace during late a.m.; light rain after 3 with fog aroung 6-8p.m.
5/15/2015 7:00 AM 0.02 0.0 0.00 0.0 0.00
5/16/2015 7:00 AM T M M M M
5/17/2015 7:00 AM 0.10 M M M M
5/18/2015 7:00 AM 0.28 T 0.00 0.0 0.00 trace big snowflakes falling at observation time with heavy fog and rain.
5/19/2015 7:00 AM 0.77 0.0 0.00 0.0 0.00 heavy fog 0.27" before midnight and remainder, 0.5 12 to 6:50 a.m.
5/20/2015 7:00 AM 0.50 T 0.00 0.0 0.00 steady rain continuing after 7a.m. reporting period through noon with traces of snow from 7 a.m. through noon. There was no snow accumulation in that the snow melted upon contact with all surfaces. Light mist/drizzle and heavy fog remaining periods of the day.
5/21/2015 7:00 AM 0.07 0.0 0.00 0.0 0.00 very heavy fog most of day
5/22/2015 7:00 AM 0.14 0.0 0.00 0.0 0.00 fog most of the day
5/23/2015 7:00 AM 0.30 0.0 0.00 0.0 0.00 FOG MOST OF DAY; one thunderclap evening
5/24/2015 7:00 AM 0.12 0.0 0.00 0.0 0.00
5/25/2015 7:00 AM 0.01 0.0 0.00 0.0 0.00
5/26/2015 7:00 AM 0.03 0.0 0.00 0.0 0.00 minor thunderstorm associated, 2 different times between 3 and 4 and again 6-7:30 p.m.
5/27/2015 7:00 AM 0.01 0.0 0.00 0.0 0.00 peripheral T-storms between 2 and 4 and again 6-7
5/28/2015 7:00 AM 0.26 0.0 0.00 0.0 0.00 trace rain several times between 2p.m. and 8 p.m. associated with peripheral thunderstorms. Fairly severe thunderstorm between 9 and 10 with most of rain falling between 9:30 p.m. and 10 p.m.
5/29/2015 7:00 AM 0.01 0.0 0.00 0.0 0.00
5/30/2015 7:00 AM 0.04 0.0 0.00 0.0 0.00 late night fog; trace rain with most after 6 p.m.
5/31/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
6/1/2015 7:00 AM 0.01 0.0 0.00 0.0 0.00 brief sprinkles between 5 and 8 p.m.
6/2/2015 7:00 AM 0.03 0.0 0.00 0.0 0.00
6/3/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
6/4/2015 7:00 AM 0.13 0.0 0.00 0.0 0.00 sprinkles started 4:40 p.m.; hail started at 6:41 p.m. ending 7 p.m. with 6 minute lull. Heaviest hail was 2nd 8 minute downpour, more wind and minor leaf damage - hail up to 1/2"
6/5/2015 7:00 AM 1.10 0.0 0.00 0.0 0.00 Trace rain started around 6 p.m. More rain started about 9 p.m. but most fell between 10:15 and 11:15. Severe thunderstorm and hail late p.m. Hail report will indicated hail between 10:45 and 11:05 p.m.
6/6/2015 7:00 AM 0.28 0.0 0.00 0.0 0.00 0.13" between 9 and 11 a.m. and 0.15 between 8:30 and 10:30 p.m. during thunderstorm
6/7/2015 7:00 AM 0.22 0.0 0.00 0.0 0.00
6/8/2015 7:00 AM 0.04 0.0 0.00 0.0 0.00 trace rain started 2:10 p.m. thru 5p.m. Minor thunderstorm in area when other rain fell between 5 and 7 p.m.
6/9/2015 7:00 AM 0.00 0.0 M M M
6/10/2015 7:00 AM 0.08 0.0 0.00 0.0 0.00
6/11/2015 7:00 AM 0.14 0.0 0.00 0.0 0.00 on/off rain during day; most of rain late afternoon/earliest evening
6/12/2015 7:00 AM 0.75 0.0 0.00 0.0 0.00 Most of rain (0.64) fell with thunderstorm and rain between 6 and 9 p.m. with about another 0.1 during the night
6/13/2015 7:00 AM 0.39 0.0 0.00 0.0 0.00
6/14/2015 7:00 AM 0.12 M M M M
6/15/2015 7:00 AM 0.00 0.0 M M M
6/16/2015 7:00 AM 0.06 M M M M
6/17/2015 7:00 AM 0.13 M M M M
6/18/2015 7:00 AM 0.00 0.0 M M M
6/19/2015 7:00 AM T M M M M trace rain between 8 and 10 p.m. with thunderstorms to the east within audible range
6/20/2015 7:00 AM 0.00 0.0 M M M
6/21/2015 7:00 AM 0.00 0.0 M M M
6/22/2015 7:00 AM 0.00 0.0 M M M
6/23/2015 7:00 AM 0.00 0.0 M M M
6/24/2015 7:00 AM 0.01 0.0 0.00 0.0 0.00 brief soft hail; see hail report
6/25/2015 7:00 AM 0.35 0.0 0.00 0.0 0.00
6/26/2015 7:00 AM 0.21 0.0 0.00 0.0 0.00
6/27/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
6/28/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
6/29/2015 7:00 AM 0.01 0.0 0.00 0.0 0.00 two minor thunderstorms: 11:35 for 15 minutes minor rain and later 2:10 p.m. for another 10-15 minutes followed by some sporadic showers an hour later
6/30/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
7/1/2015 7:00 AM T 0.0 0.00 0.0 0.00 several sprinkling periods between 3:30 p.m. and 7:30 p.m.
7/2/2015 7:00 AM 0.04 0.0 0.00 0.0 0.00 thunderstorms between 2 and 3 p.m. and rain/fog between 5:30 and 7 a.m.
7/3/2015 7:00 AM 0.19 0.0 0.00 0.0 0.00 light rain in a.m., trace in early afternoon, thunderstorm downpour 7:55-8:10 p.m.
7/4/2015 7:00 AM T M M M M
7/5/2015 7:00 AM 0.09 0.0 0.00 0.0 0.00 Trace sprinkles for much of period; most rain fell in 10 minutes ~3:30 minor thunderstorm.
7/6/2015 7:00 AM 0.17 0.0 0.00 0.0 0.00
7/7/2015 7:00 AM 1.11 0.0 0.00 0.0 0.00 heavy fog all day; various episodes of light rain throughout day
7/8/2015 7:00 AM 0.13 0.0 0.00 0.0 0.00 fog, drizzle and rain on/off most of day
7/9/2015 7:00 AM 0.58 0.0 0.00 0.0 0.00 fog, drizzle and rain
7/10/2015 7:00 AM 0.65 0.0 0.00 0.0 0.00 thunderstorm about 7:15 p.m. with hail starting shortly thereafter. Most of rain of the day fell between 7:15 and 7:40 p.m., or about 0.5". Hail report filed.
7/11/2015 7:00 AM 0.11 0.0 0.00 0.0 0.00 Thunderstorm with hail; hail report filed
7/12/2015 7:00 AM T 0.0 0.00 0.0 0.00
7/13/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
7/14/2015 7:00 AM 0.30 0.0 0.00 0.0 0.00 0.12 during afternoon thunderstorm and remaining 0.18 in evening showers between 5 and 7 p.m.
7/15/2015 7:00 AM T 0.0 0.00 0.0 0.00 likely a trace early afternoon then again a trace rain between 6 and 7 p.m.
7/16/2015 7:00 AM 0.17 0.0 0.00 0.0 0.00 thunderstorm between 3 and 4:30
7/17/2015 7:00 AM T 0.0 0.00 0.0 0.00
7/18/2015 7:00 AM 0.01 0.0 0.00 0.0 0.00
7/19/2015 7:00 AM T 0.0 0.00 0.0 0.00
7/20/2015 7:00 AM 0.01 0.0 0.00 0.0 0.00 several hours of on/off light rain to just under 0.01" precip
7/21/2015 7:00 AM 0.03 0.0 0.00 0.0 0.00 on/off light rain during between 4:30 and 8 p.m.
7/22/2015 7:00 AM 0.10 0.0 0.00 0.0 0.00 Afternoon thunderstorm dropped most of the rain (0.08)
7/23/2015 7:00 AM 0.05 0.0 0.00 0.0 0.00
7/24/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
7/25/2015 7:00 AM 0.07 0.0 0.00 0.0 0.00 prolonged light rain on/off
7/26/2015 7:00 AM 0.00 0.0 M M M
7/27/2015 7:00 AM 0.01 0.0 0.00 0.0 0.00
7/28/2015 7:00 AM T 0.0 0.00 0.0 0.00
7/29/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
7/30/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
7/31/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
8/1/2015 7:00 AM 0.00 0.0 M M M
8/2/2015 7:00 AM 0.00 0.0 M M M
8/3/2015 7:00 AM 0.00 0.0 M M M
8/4/2015 7:00 AM 0.08 M M M M
8/5/2015 7:00 AM 0.00 0.0 M M M
8/6/2015 7:00 AM 0.00 0.0 M M M
8/7/2015 7:00 AM 0.00 0.0 M M M
8/8/2015 7:00 AM 0.00 0.0 M M M
8/9/2015 7:00 AM 0.14 M M M M
8/10/2015 7:00 AM 0.01 M M M M
8/11/2015 7:00 AM 0.03 M M M M
8/12/2015 7:00 AM T M M M M
8/13/2015 7:00 AM 0.11 0.0 0.00 0.0 0.00
8/14/2015 7:00 AM 0.20 0.0 0.00 0.0 0.00
8/15/2015 7:00 AM T 0.0 0.00 0.0 0.00 [edit: observer reported 7.00 inhces and was replaced with NA by CoCoStaff] = corrected by observer to T for trace (typo error) peb/8/20/2015
8/16/2015 7:00 AM 0.45 0.0 0.00 0.0 0.00 storms after midnight
8/17/2015 7:00 AM 0.09 M M M M
8/18/2015 7:00 AM 0.14 0.0 0.00 0.0 0.00 severe mid-afternoon thunderstorm
8/19/2015 7:00 AM 0.02 0.0 0.00 0.0 0.00 had the very light rain starting around 5:00 pm and continuing for most of the evening…bigger drops but not very much of it
8/20/2015 7:00 AM 0.00 0.0 M M M
8/21/2015 7:00 AM 0.00 0.0 M M M
8/22/2015 7:00 AM 0.00 0.0 M M M
8/23/2015 7:00 AM 0.02 M M M M
8/24/2015 7:00 AM 0.00 0.0 M M M
8/25/2015 7:00 AM 0.00 0.0 M M M
8/26/2015 7:00 AM T 0.0 0.00 0.0 0.00
8/27/2015 7:00 AM T 0.0 0.00 0.0 0.00 minor thunderstorm around 12:40 P.M. with trace rain for an hour or so. Cooling and trace rain again between 5 and 6:15
8/28/2015 7:00 AM 0.03 0.0 0.00 0.0 0.00 early a.m. rain and then again late afternoon
8/29/2015 7:00 AM T 0.0 0.00 0.0 0.00 distant thunder
8/30/2015 7:00 AM 0.00 0.0 M M M
8/31/2015 7:00 AM T 0.0 0.00 0.0 0.00 light rain/sprinkles starting about 6:30 a.m. and continuing to next reporting period
9/1/2015 7:00 AM 0.11 0.0 0.00 0.0 0.00 trace early; most of rain late afternoon associated with minor thunderstorm
9/2/2015 7:00 AM 0.01 0.0 0.00 0.0 0.00
9/3/2015 7:00 AM T 0.0 0.00 0.0 0.00
9/4/2015 7:00 AM 0.05 0.0 0.00 0.0 0.00
9/5/2015 7:00 AM T M M M M
9/6/2015 7:00 AM 0.00 0.0 M M M
9/7/2015 7:00 AM 0.00 0.0 M M M
9/8/2015 7:00 AM 0.02 0.0 0.00 0.0 0.00 minor thunderstorm
9/9/2015 7:00 AM 0.00 0.0 M M M
9/10/2015 7:00 AM 0.00 0.0 M M M
9/11/2015 7:00 AM 0.00 0.0 M M M
9/12/2015 7:00 AM 0.00 0.0 M M M
9/13/2015 7:00 AM 0.00 0.0 M M M
9/14/2015 7:00 AM 0.00 0.0 M M M
9/15/2015 7:00 AM 0.00 0.0 M M M
9/16/2015 7:00 AM 0.00 0.0 M M M
9/17/2015 7:00 AM 0.00 0.0 M M M
9/18/2015 7:00 AM 0.00 0.0 M M M
9/19/2015 7:00 AM 0.00 0.0 M M M
9/20/2015 7:00 AM 0.00 0.0 M M M
9/21/2015 7:00 AM 0.00 0.0 M M M
9/22/2015 7:00 AM 0.00 0.0 M M M
9/23/2015 7:00 AM 0.00 0.0 0.00 0.0 0.00
9/24/2015 7:00 AM 0.00 0.0 M M M
9/25/2015 7:00 AM 0.00 0.0 M M M
9/26/2015 7:00 AM 0.00 0.0 M M M
9/27/2015 7:00 AM 0.00 0.0 M M M
9/28/2015 7:00 AM 0.00 0.0 M M M
9/29/2015 7:00 AM 0.07 0.0 0.00 0.0 0.00 trace between 5 and 6; 0.07 after midnight
9/30/2015 7:00 AM 0.01 0.0 0.00 0.0 0.00



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
6/3/2015 6:41 PM first wave of hail between 6:41 p.m. and 6:46 p.m. was light pea size hail with little wind. After 6 minute lull with rain hail started again at 6:52 p.m. with more wind and angle (10-20 degrees) with larger hail as well. 1/2" Grape 1/4" Pea Size 1/4" Pea Size Soft|White Ice 19 1min minor leaf damage Intermittent True After rain After smaller hail 10-20 500 .25
6/4/2015 10:45 PM mostly minor leaf damage although more severe than yesterday's storm. This time winds and angle from the north. Took one square inch, counted and multiplied by 144 ~~5000 1/2" Grape 1/4" Pea Size Rice Mixed|White Ice 20 2min minor leaf damage.shredded leaves Continuous True After rain After smaller hail 10-20 1440 0.1 0.30
6/16/2015 7:00 PM Not personally witnessed; report based on observation from neighbor and stepdaughter and thus missing details/accuracy. Hail pad will be turned in at later date 1/4" Pea Size 1/4" Pea Size 1/4" Pea Size 5 no damage Continuous False Same time as rain 80 0.75
6/23/2015 6:55 PM hail was soft; indentations on pad light and variable in indentations and thus difficult to count. 1/4" Pea Size 1/4" Pea Size 1/4" Pea Size Soft 5 3min no damage Intermittent True After rain Same time as smaller hail 10-20 120 .40
6/24/2015 4:30 PM Hail pad was changed at 7 a.m.; hail pad damage indicates hail occurred in thunderstorm that passed through just before I got home. Time estimate from neighbors. Indentations indicate soft mushy hail NA 3/8" 1/4" Pea Size no damage False 50 .45
7/9/2015 7:15 PM thunderstorm; 0.5 inches of rain in 20 minutes. Rain dominated 1/4" Pea Size Rice Rice Mixed|White Ice 7 2min no damage Intermittent True After rain After smaller hail 10-20 2304 0.1 .1
7/10/2015 8:40 PM 1/2" Grape 3/8" Rice Mixed 5 2min no damage Intermittent True After rain Same time as smaller hail vertical 133 0.3
8/17/2015 2:45 PM incomplete report in that I did not personally witness it; got report from neighbor. 1/4" Pea Size 1/4" Pea Size Rice Soft 5 3min no damage True 0.5