Station Overview Station Location
Station Number CO-BO-266 Latitude 39.989316
Station Name Lafayette 0.8 WSW Longitude -105.11106
County Boulder Elevation (ft) 5281



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 16 1.12 0.33 30 0.33 30 0.00 0 0 3 2 0.0 0 0
Nov 16 0.95 0.37 30 0.37 30 0.00 0 0 3 3 2.5 1 2
Dec 16 0.70 0.67 30 0.67 30 0.00 0 0 5 5 9.3 5 10
Jan 17 0.49 1.05 31 1.05 31 0.00 0 0 6 3 12.2 5 14
Feb 17 0.47 0.25 27 0.25 27 0.00 0 0 2 4 2.6 1 3
March 17 1.56 0.54 31 0.54 31 0.00 0 0 7 4 0.0 0 0
April 17 2.01 2.60 29 2.60 29 0.00 0 0 11 3 7.6 4 4
May 17 2.25 5.35 31 5.35 31 0.00 0 0 17 0 3.7 1 2
June 17 1.88 0.24 29 0.24 29 0.00 0 0 6 5 0.0 0 0
July 17 1.54 0.66 30 0.66 30 0.00 0 0 7 10 0.0 0 0
Aug 17 1.65 1.12 30 1.12 30 0.00 0 0 13 6 0.0 0 0
Sept 17 1.40 1.36 30 1.36 30 0.00 0 0 10 5 0.0 0 0
Water Year Totals: 16.02" 14.54" 358 days 14.54" 358 0.00" 0 days 0 90 days 50 days 37.9" 17 days 35 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
10/1/2016 T
10/2/2016 0.00
10/3/2016 0.00
10/4/2016 0.00
10/5/2016 0.00
10/6/2016 0.23
10/7/2016 0.08
10/8/2016 T
10/9/2016 0.00
10/10/2016 0.00
10/11/2016 0.00
10/12/2016
10/13/2016 0.02
10/14/2016 0.00
10/15/2016 0.00
10/16/2016 0.00
10/17/2016 0.00
10/18/2016 0.00
10/19/2016 0.00
10/20/2016 0.00
10/21/2016 0.00
10/22/2016 0.00
10/23/2016 0.00
10/24/2016 0.00
10/25/2016 0.00
10/26/2016 0.00
10/27/2016 0.00
10/28/2016 0.00
10/29/2016 0.00
10/30/2016 0.00
10/31/2016 0.00
11/1/2016 0.00
11/2/2016 T
11/3/2016 T
11/4/2016 0.00
11/5/2016 0.00
11/6/2016 0.00
11/7/2016 0.00
11/8/2016 0.00
11/9/2016 0.00
11/10/2016 0.00
11/11/2016 0.00
11/12/2016 0.00
11/13/2016 0.00
11/14/2016 0.00
11/15/2016 0.00
11/16/2016 0.00
11/17/2016 0.00
11/18/2016 0.33
11/19/2016 0.00
11/20/2016 0.00
11/21/2016 0.00
11/22/2016 0.01
11/23/2016 0.03
11/24/2016 0.00
11/25/2016 0.00
11/26/2016 0.00
11/27/2016 0.00
11/28/2016 T
11/29/2016 0.00
11/30/2016 0.00
12/1/2016 0.00
12/2/2016 0.00
12/3/2016 0.01
12/4/2016 0.00
12/5/2016 0.00
12/6/2016 T
12/7/2016 0.18
12/8/2016 0.01
12/9/2016 0.00
12/10/2016 0.00
12/11/2016 0.07
12/12/2016 T
12/13/2016 0.00
12/14/2016 T
12/15/2016
12/16/2016 0.00
12/17/2016 0.40
12/18/2016 T
12/19/2016 0.00
12/20/2016 0.00
12/21/2016 0.00
12/22/2016 0.00
12/23/2016 0.00
12/24/2016 0.00
12/25/2016 0.00
12/26/2016 T
12/27/2016 0.00
12/28/2016 0.00
12/29/2016 0.00
12/30/2016 0.00
12/31/2016 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2017 0.00
1/2/2017 0.00
1/3/2017 0.02
1/4/2017 T
1/5/2017 0.59
1/6/2017 0.10
1/7/2017 0.00
1/8/2017 0.00
1/9/2017 0.00
1/10/2017 0.00
1/11/2017 0.00
1/12/2017 T
1/13/2017 0.01
1/14/2017 0.00
1/15/2017 0.00
1/16/2017 0.24
1/17/2017 0.09
1/18/2017 0.00
1/19/2017 0.00
1/20/2017 0.00
1/21/2017 0.00
1/22/2017 0.00
1/23/2017 0.00
1/24/2017 0.00
1/25/2017 T
1/26/2017 0.00
1/27/2017 0.00
1/28/2017 0.00
1/29/2017 0.00
1/30/2017 0.00
1/31/2017 0.00
2/1/2017 0.00
2/2/2017 0.04
2/3/2017 T
2/4/2017 0.00
2/5/2017 0.00
2/6/2017 0.00
2/7/2017 0.00
2/8/2017 0.00
2/9/2017 0.00
2/10/2017 0.00
2/11/2017 0.00
2/12/2017 T
2/13/2017 0.00
2/14/2017 0.00
2/15/2017 0.00
2/16/2017 0.00
2/17/2017 0.00
2/18/2017 0.00
2/19/2017
2/20/2017 0.00
2/21/2017 0.00
2/22/2017 0.00
2/23/2017 T
2/24/2017 0.21
2/25/2017 T
2/26/2017 0.00
2/27/2017 0.00
2/28/2017 0.00
3/1/2017 T
3/2/2017 0.00
3/3/2017 0.00
3/4/2017 0.00
3/5/2017 0.00
3/6/2017 T
3/7/2017 0.00
3/8/2017 0.00
3/9/2017 0.00
3/10/2017 0.00
3/11/2017 0.02
3/12/2017 0.01
3/13/2017 0.00
3/14/2017 0.00
3/15/2017 0.00
3/16/2017 0.00
3/17/2017 0.00
3/18/2017 0.00
3/19/2017 0.00
3/20/2017 0.00
3/21/2017 T
3/22/2017 T
3/23/2017 0.00
3/24/2017 0.17
3/25/2017 0.00
3/26/2017 0.00
3/27/2017 0.03
3/28/2017 0.05
3/29/2017 0.24
3/30/2017 0.00
3/31/2017 0.02
Day of YearDaily PrcpMultiday Prcp
4/1/2017 0.33
4/2/2017 T
4/3/2017 0.07
4/4/2017 0.59
4/5/2017 0.55
4/6/2017 0.00
4/7/2017 0.00
4/8/2017 0.00
4/9/2017 0.00
4/10/2017
4/11/2017 0.00
4/12/2017 0.00
4/13/2017 0.00
4/14/2017 0.00
4/15/2017 0.00
4/16/2017 T
4/17/2017 0.00
4/18/2017 0.00
4/19/2017 0.00
4/20/2017 0.00
4/21/2017 0.28
4/22/2017 0.13
4/23/2017 T
4/24/2017 0.00
4/25/2017 0.12
4/26/2017 0.04
4/27/2017 0.00
4/28/2017 0.02
4/29/2017 0.29
4/30/2017 0.18
5/1/2017 0.00
5/2/2017 0.00
5/3/2017 0.16
5/4/2017 0.08
5/5/2017 0.00
5/6/2017 0.00
5/7/2017 0.00
5/8/2017 0.01
5/9/2017 0.55
5/10/2017 0.02
5/11/2017 0.28
5/12/2017 0.00
5/13/2017 0.00
5/14/2017 0.00
5/15/2017 0.00
5/16/2017 0.00
5/17/2017 0.05
5/18/2017 1.53
5/19/2017 1.66
5/20/2017 0.01
5/21/2017 0.00
5/22/2017 0.32
5/23/2017 0.16
5/24/2017 0.00
5/25/2017 0.00
5/26/2017 0.33
5/27/2017 0.00
5/28/2017 0.12
5/29/2017 0.04
5/30/2017 0.02
5/31/2017 0.01
6/1/2017 0.00
6/2/2017 T
6/3/2017 0.03
6/4/2017 0.00
6/5/2017 0.00
6/6/2017 0.00
6/7/2017 0.00
6/8/2017 0.01
6/9/2017 T
6/10/2017 0.00
6/11/2017 0.00
6/12/2017 0.00
6/13/2017 0.00
6/14/2017 0.00
6/15/2017 0.00
6/16/2017 0.00
6/17/2017
6/18/2017 T
6/19/2017 0.00
6/20/2017 0.00
6/21/2017 0.01
6/22/2017 T
6/23/2017 0.17
6/24/2017 0.01
6/25/2017 0.00
6/26/2017 0.00
6/27/2017 0.00
6/28/2017 0.00
6/29/2017 T
6/30/2017 0.01
Day of YearDaily PrcpMultiday Prcp
7/1/2017 0.00
7/2/2017 0.00
7/3/2017 T
7/4/2017 T
7/5/2017 0.00
7/6/2017 0.00
7/7/2017 0.00
7/8/2017 T
7/9/2017 T
7/10/2017 T
7/11/2017 T
7/12/2017 T
7/13/2017 0.05
7/14/2017
7/15/2017 0.00
7/16/2017 0.05
7/17/2017 0.00
7/18/2017 0.00
7/19/2017 0.00
7/20/2017 T
7/21/2017 T
7/22/2017 0.09
7/23/2017 0.00
7/24/2017 0.00
7/25/2017 0.00
7/26/2017 0.13
7/27/2017 0.23
7/28/2017 0.00
7/29/2017 0.10
7/30/2017 0.01
7/31/2017 T
8/1/2017 0.00
8/2/2017 0.00
8/3/2017 0.04
8/4/2017 0.05
8/5/2017
8/6/2017 0.10
8/7/2017 0.18
8/8/2017 0.47
8/9/2017 0.02
8/10/2017 0.02
8/11/2017 0.05
8/12/2017 0.00
8/13/2017 0.01
8/14/2017 T
8/15/2017 0.02
8/16/2017 0.14
8/17/2017 0.01
8/18/2017 0.01
8/19/2017 0.00
8/20/2017 T
8/21/2017 0.00
8/22/2017 0.00
8/23/2017 T
8/24/2017 T
8/25/2017 0.00
8/26/2017 0.00
8/27/2017 T
8/28/2017 T
8/29/2017 0.00
8/30/2017 0.00
8/31/2017 0.00
9/1/2017 0.01
9/2/2017 0.00
9/3/2017 0.00
9/4/2017 0.00
9/5/2017 0.00
9/6/2017 0.00
9/7/2017 0.00
9/8/2017 0.00
9/9/2017 0.00
9/10/2017 0.00
9/11/2017 T
9/12/2017 T
9/13/2017 0.00
9/14/2017 0.02
9/15/2017 0.00
9/16/2017 T
9/17/2017 T
9/18/2017 T
9/19/2017 0.00
9/20/2017 0.00
9/21/2017 0.00
9/22/2017 0.00
9/23/2017 0.03
9/24/2017 0.77
9/25/2017 0.09
9/26/2017 0.01
9/27/2017 0.03
9/28/2017 0.37
9/29/2017 0.02
9/30/2017 0.01



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2016 7:00 AM T M M M M
10/2/2016 7:00 AM 0.00 0.0 M M M
10/3/2016 7:00 AM 0.00 0.0 M M M
10/4/2016 7:00 AM 0.00 0.0 M M M
10/5/2016 7:00 AM 0.00 0.0 M M M
10/6/2016 7:00 AM 0.23 M M M M
10/7/2016 7:00 AM 0.08 M M M M
10/8/2016 7:00 AM T M M M M
10/9/2016 7:00 AM 0.00 0.0 M M M
10/10/2016 7:00 AM 0.00 0.0 M M M
10/11/2016 7:00 AM 0.00 0.0 M M M
10/13/2016 7:00 AM 0.02 M M M M
10/14/2016 7:00 AM 0.00 0.0 M M M
10/15/2016 7:00 AM 0.00 0.0 M M M
10/16/2016 7:00 AM 0.00 0.0 M M M
10/17/2016 7:00 AM 0.00 0.0 M M M
10/18/2016 7:00 AM 0.00 0.0 M M M
10/19/2016 7:00 AM 0.00 0.0 M M M
10/20/2016 7:00 AM 0.00 0.0 M M M
10/21/2016 7:00 AM 0.00 0.0 M M M
10/22/2016 7:00 AM 0.00 0.0 M M M
10/23/2016 7:00 AM 0.00 0.0 M M M
10/24/2016 7:00 AM 0.00 0.0 M M M
10/25/2016 7:00 AM 0.00 0.0 M M M
10/26/2016 7:00 AM 0.00 0.0 M M M
10/27/2016 7:00 AM 0.00 0.0 M M M
10/28/2016 7:00 AM 0.00 0.0 M M M
10/29/2016 7:00 AM 0.00 0.0 M M M
10/30/2016 7:00 AM 0.00 0.0 M M M
10/31/2016 7:00 AM 0.00 0.0 M M M
11/1/2016 7:00 AM 0.00 0.0 M M M
11/2/2016 7:00 AM T M M M M
11/3/2016 7:00 AM T M M M M
11/4/2016 7:00 AM 0.00 0.0 M M M
11/5/2016 7:00 AM 0.00 0.0 M M M
11/6/2016 7:00 AM 0.00 0.0 M M M
11/7/2016 7:00 AM 0.00 0.0 M M M
11/8/2016 7:00 AM 0.00 0.0 M M M
11/9/2016 7:00 AM 0.00 0.0 M M M
11/10/2016 7:00 AM 0.00 0.0 M M M
11/11/2016 7:00 AM 0.00 0.0 M M M
11/12/2016 7:00 AM 0.00 0.0 M M M
11/13/2016 7:00 AM 0.00 0.0 M M M
11/14/2016 7:00 AM 0.00 0.0 M M M
11/15/2016 7:00 AM 0.00 0.0 M M M
11/16/2016 7:00 AM 0.00 0.0 M M M
11/17/2016 7:00 AM 0.00 0.0 M M M
11/18/2016 7:00 AM 0.33 2.5 M 2.5 M
11/19/2016 7:00 AM 0.00 0.0 M 2.0 M
11/20/2016 7:00 AM 0.00 0.0 M T M
11/21/2016 7:00 AM 0.00 0.0 M 0.0 M
11/22/2016 7:00 AM 0.01 0.0 M 0.0 M
11/23/2016 7:00 AM 0.03 0.0 M 0.0 M
11/24/2016 7:00 AM 0.00 0.0 M 0.0 M
11/25/2016 7:00 AM 0.00 0.0 M 0.0 M
11/26/2016 7:00 AM 0.00 0.0 M 0.0 M
11/27/2016 7:00 AM 0.00 0.0 M 0.0 M
11/28/2016 7:00 AM T 0.0 M 0.0 M
11/29/2016 7:00 AM 0.00 0.0 M 0.0 M
11/30/2016 7:00 AM 0.00 0.0 M 0.0 M
12/1/2016 7:00 AM 0.00 0.0 M 0.0 M
12/2/2016 7:00 AM 0.00 0.0 M 0.0 M
12/3/2016 7:00 AM 0.01 0.3 M 0.3 M
12/4/2016 7:00 AM 0.00 0.0 M 0.0 M
12/5/2016 7:00 AM 0.00 0.0 M 0.0 M
12/6/2016 7:00 AM T 0.0 M 0.0 M
12/7/2016 7:00 AM 0.18 3.2 M 3.2 M
12/8/2016 7:00 AM 0.01 0.5 M 2.0 M
12/9/2016 7:00 AM 0.00 0.0 M 2.0 M
12/10/2016 7:00 AM 0.00 0.0 M 1.0 M
12/11/2016 7:00 AM 0.07 0.5 M 0.5 M
12/12/2016 7:00 AM T T M T M
12/13/2016 7:00 AM 0.00 0.0 M T M
12/14/2016 7:00 AM T T M T M
12/16/2016 7:00 AM 0.00 0.0 M T M
12/17/2016 7:00 AM 0.40 4.8 M 4.8 M
12/18/2016 7:00 AM T T M 4.0 M
12/19/2016 7:00 AM 0.00 0.0 M 3.5 M
12/20/2016 7:00 AM 0.00 0.0 M 3.0 M
12/21/2016 7:00 AM 0.00 0.0 M T M
12/22/2016 7:00 AM 0.00 0.0 M T M
12/23/2016 7:00 AM 0.00 0.0 M T M
12/24/2016 7:00 AM 0.00 0.0 M T M
12/25/2016 7:00 AM 0.00 0.0 M T M
12/26/2016 7:00 AM T T M T M
12/27/2016 7:00 AM 0.00 0.0 M T M
12/28/2016 7:00 AM 0.00 0.0 M T M
12/29/2016 7:00 AM 0.00 0.0 M T M
12/30/2016 7:00 AM 0.00 0.0 M T M
12/31/2016 7:00 AM 0.00 0.0 M T M
1/1/2017 7:00 AM 0.00 0.0 M T M
1/2/2017 7:00 AM 0.00 0.0 M T M
1/3/2017 7:00 AM 0.02 0.4 M 0.4 M
1/4/2017 7:00 AM T T M 0.5 M
1/5/2017 7:00 AM 0.59 7.6 M 7.6 M
1/6/2017 7:00 AM 0.10 1.0 M 6.5 M
1/7/2017 7:00 AM 0.00 0.0 M 5.5 M
1/8/2017 7:00 AM 0.00 0.0 M 5.5 M
1/9/2017 7:00 AM 0.00 0.0 M 1.0 M Much of the snow has melted due to strong chinook winds that developed overnight and are still blowing this morning.
1/10/2017 7:00 AM 0.00 0.0 M T M
1/11/2017 7:00 AM 0.00 0.0 M T M
1/12/2017 7:00 AM T T M T M
1/13/2017 7:00 AM 0.01 0.1 M 0.1 M
1/14/2017 7:00 AM 0.00 0.0 M T M
1/15/2017 7:00 AM 0.00 0.0 M T M
1/16/2017 7:00 AM 0.24 3.1 M 3.1 M
1/17/2017 7:00 AM 0.09 0.0 M 3.0 M All the precipitation fell as snow, but the new snow completely melted before my measurement time. So I entered 0 for new snowfall.
1/18/2017 7:00 AM 0.00 0.0 M 2.5 M
1/19/2017 7:00 AM 0.00 0.0 M 1.5 M
1/20/2017 7:00 AM 0.00 0.0 M 1.0 M
1/21/2017 7:00 AM 0.00 0.0 M 0.5 M
1/22/2017 7:00 AM 0.00 0.0 M T M
1/23/2017 7:00 AM 0.00 0.0 M T M
1/24/2017 7:00 AM 0.00 0.0 M T M
1/25/2017 7:00 AM T T M T M
1/26/2017 7:00 AM 0.00 0.0 M T M
1/27/2017 7:00 AM 0.00 0.0 M T M
1/28/2017 7:00 AM 0.00 0.0 M T M
1/29/2017 7:00 AM 0.00 0.0 M T M
1/30/2017 7:00 AM 0.00 0.0 M T M
1/31/2017 7:00 AM 0.00 0.0 M T M
2/1/2017 7:00 AM 0.00 0.0 M T M
2/2/2017 7:00 AM 0.04 T M T M The precipitation was mostly frozen drizzle with a few granules of snow.
2/3/2017 7:00 AM T T M T M
2/4/2017 7:00 AM 0.00 0.0 M T M
2/5/2017 7:00 AM 0.00 0.0 M 0.0 M
2/6/2017 7:00 AM 0.00 0.0 M 0.0 M
2/7/2017 7:00 AM 0.00 0.0 M 0.0 M
2/8/2017 7:00 AM 0.00 0.0 M 0.0 M
2/9/2017 7:00 AM 0.00 0.0 M 0.0 M
2/10/2017 7:00 AM 0.00 0.0 M 0.0 M
2/11/2017 7:00 AM 0.00 0.0 M 0.0 M
2/12/2017 7:00 AM T 0.0 M 0.0 M
2/13/2017 7:00 AM 0.00 0.0 M 0.0 M
2/14/2017 7:00 AM 0.00 0.0 M 0.0 M
2/15/2017 7:00 AM 0.00 0.0 M 0.0 M
2/16/2017 7:00 AM 0.00 0.0 M 0.0 M
2/17/2017 7:00 AM 0.00 0.0 M 0.0 M
2/18/2017 7:00 AM 0.00 0.0 M 0.0 M
2/20/2017 7:00 AM 0.00 0.0 M 0.0 M
2/21/2017 7:00 AM 0.00 0.0 M 0.0 M
2/22/2017 7:00 AM 0.00 0.0 M 0.0 M
2/23/2017 7:00 AM T T M T M There are just a few very small snow pellets visible on the deck.
2/24/2017 11:00 AM 0.21 2.6 M 2.6 M I'm late with measurements today
2/25/2017 7:00 AM T T M 2.0 M
2/26/2017 7:00 AM 0.00 0.0 M 0.5 M
2/27/2017 7:00 AM 0.00 0.0 M T M
2/28/2017 7:00 AM 0.00 0.0 M T M
3/1/2017 7:00 AM T T M T M The snow was graupel of various sized pellets ranging from half a bb size to pea size.
3/2/2017 7:00 AM 0.00 0.0 M T M
3/3/2017 7:00 AM 0.00 0.0 M T M
3/4/2017 7:00 AM 0.00 0.0 M 0.0 M
3/5/2017 7:00 AM 0.00 0.0 M 0.0 M
3/6/2017 7:00 AM T T M T M A few snow flurries, along with gusty wind, accompanied the arrival of a cold front, a little after 6 a.m. this morning.
3/7/2017 7:00 AM 0.00 0.0 M 0.0 M
3/8/2017 7:00 AM 0.00 0.0 M 0.0 M
3/9/2017 7:00 AM 0.00 0.0 M 0.0 M
3/10/2017 7:00 AM 0.00 0.0 M 0.0 M
3/11/2017 7:00 AM 0.02 0.0 M 0.0 M
3/12/2017 7:00 AM 0.01 0.0 M 0.0 M
3/13/2017 7:00 AM 0.00 0.0 M 0.0 M
3/14/2017 7:00 AM 0.00 0.0 M 0.0 M
3/15/2017 7:00 AM 0.00 0.0 M 0.0 M
3/16/2017 7:00 AM 0.00 0.0 M 0.0 M
3/17/2017 7:00 AM 0.00 0.0 M 0.0 M
3/18/2017 7:00 AM 0.00 0.0 M 0.0 M
3/19/2017 7:00 AM 0.00 0.0 M 0.0 M
3/20/2017 7:00 AM 0.00 0.0 M 0.0 M
3/21/2017 7:00 AM T 0.0 M 0.0 M I saw a few drops yesterday evening around 5:30 pm.
3/22/2017 7:00 AM T 0.0 M 0.0 M
3/23/2017 7:00 AM 0.00 0.0 M 0.0 M
3/24/2017 7:00 AM 0.17 0.0 M 0.0 M
3/25/2017 7:00 AM 0.00 0.0 M 0.0 M
3/26/2017 7:00 AM 0.00 0.0 M 0.0 M
3/27/2017 7:00 AM 0.03 0.0 M 0.0 M
3/28/2017 7:00 AM 0.05 0.0 M 0.0 M
3/29/2017 7:00 AM 0.24 0.0 M 0.0 M
3/30/2017 7:00 AM 0.00 0.0 M 0.0 M
3/31/2017 7:00 AM 0.02 0.0 M 0.0 M
4/1/2017 7:00 AM 0.33 T M 0.0 M I didn't notice any snow at first when I went to empty the rain guage this morning. But then I saw a small amount had collected in the funnel. I did not see any on the ground.
4/2/2017 7:00 AM T 0.0 M 0.0 M
4/3/2017 7:00 AM 0.07 0.0 M 0.0 M
4/4/2017 7:00 AM 0.59 3.5 M 3.5 M Snow accumulations vary widely depending on the underlying surface. I made my measurement on a wooden deck.
4/5/2017 7:00 AM 0.55 2.0 M 3.5 M
4/6/2017 7:00 AM 0.00 0.0 M T M
4/7/2017 7:00 AM 0.00 0.0 M T M
4/8/2017 7:00 AM 0.00 0.0 M 0.0 M
4/9/2017 7:00 AM 0.00 0.0 M 0.0 M
4/11/2017 7:00 AM 0.00 0.0 M 0.0 M
4/12/2017 7:00 AM 0.00 0.0 M 0.0 M
4/13/2017 7:00 AM 0.00 0.0 M 0.0 M
4/14/2017 7:00 AM 0.00 0.0 M 0.0 M
4/15/2017 7:00 AM 0.00 0.0 M 0.0 M
4/16/2017 7:00 AM T 0.0 M 0.0 M
4/17/2017 7:00 AM 0.00 0.0 M 0.0 M
4/18/2017 7:00 AM 0.00 0.0 M 0.0 M
4/19/2017 7:00 AM 0.00 0.0 M 0.0 M
4/20/2017 7:00 AM 0.00 0.0 M 0.0 M
4/21/2017 7:00 AM 0.28 0.0 M 0.0 M
4/22/2017 7:00 AM 0.13 0.0 M 0.0 M
4/23/2017 7:00 AM T 0.0 M 0.0 M
4/24/2017 7:00 AM 0.00 0.0 M 0.0 M
4/25/2017 7:00 AM 0.12 0.0 M 0.0 M
4/26/2017 7:00 AM 0.04 0.0 M 0.0 M The rain water in the gauge was cloudy with conifer pollen.
4/27/2017 7:00 AM 0.00 0.0 M 0.0 M
4/28/2017 7:00 AM 0.02 0.0 M 0.0 M
4/29/2017 7:00 AM 0.29 1.8 M 1.8 M
4/30/2017 7:00 AM 0.18 0.3 M 2.0 M
5/1/2017 7:00 AM 0.00 0.0 M T M There is just a very small ribbon of snow on the grass, in an area that gets no sun.
5/2/2017 7:00 AM 0.00 0.0 M 0.0 M
5/3/2017 7:00 AM 0.16 0.0 M 0.0 M
5/4/2017 7:00 AM 0.08 0.0 M 0.0 M
5/5/2017 7:00 AM 0.00 0.0 M 0.0 M
5/6/2017 7:00 AM 0.00 0.0 M 0.0 M
5/7/2017 7:00 AM 0.00 0.0 M 0.0 M
5/8/2017 7:00 AM 0.01 0.0 M 0.0 M
5/9/2017 7:00 AM 0.55 0.0 M 0.0 M
5/10/2017 7:00 AM 0.02 0.0 M 0.0 M
5/11/2017 7:00 AM 0.28 0.0 M 0.0 M
5/12/2017 7:00 AM 0.00 0.0 M 0.0 M
5/13/2017 7:00 AM 0.00 0.0 M 0.0 M
5/14/2017 7:00 AM 0.00 0.0 M 0.0 M
5/15/2017 7:00 AM 0.00 0.0 M 0.0 M
5/16/2017 7:00 AM 0.00 0.0 M 0.0 M
5/17/2017 7:00 AM 0.05 0.0 M 0.0 M
5/18/2017 7:00 AM 1.53 M M M M We had hail starting around 8:55 last night, up to about 0.25" in diameter and accumulating in spots up to about 0.5". Some hail remains on the ground this morning. Snow is mixing in with the rain this morning.
5/19/2017 7:00 AM 1.66 3.7 M 3.7 M The snow is very wet and heavy. Accumulations vary greatly from location to location. My measurement is from a wooden deck near the rain gauge.
5/20/2017 7:00 AM 0.01 M M 0.5 M The snow measurment represents an estimated average value over the yard. Some places have several inches of snow, others, none at all.
5/21/2017 7:00 AM 0.00 0.0 M T M
5/22/2017 7:00 AM 0.32 M M M M
5/23/2017 7:00 AM 0.16 0.0 M 0.0 M
5/24/2017 7:00 AM 0.00 0.0 M 0.0 M
5/25/2017 7:00 AM 0.00 0.0 M 0.0 M
5/26/2017 7:00 AM 0.33 0.0 M 0.0 M
5/27/2017 7:00 AM 0.00 0.0 M 0.0 M
5/28/2017 7:00 AM 0.12 0.0 M 0.0 M
5/29/2017 7:00 AM 0.04 0.0 M 0.0 M
5/30/2017 7:00 AM 0.02 0.0 M 0.0 M
5/31/2017 7:00 AM 0.01 0.0 M 0.0 M
6/1/2017 7:00 AM 0.00 0.0 M M M
6/2/2017 7:00 AM T M M M M
6/3/2017 7:00 AM 0.03 M M M M
6/4/2017 7:00 AM 0.00 0.0 M M M
6/5/2017 7:00 AM 0.00 0.0 M M M
6/6/2017 7:00 AM 0.00 0.0 M M M
6/7/2017 7:00 AM 0.00 0.0 M M M
6/8/2017 7:00 AM 0.01 0.0 M M M
6/9/2017 7:00 AM T 0.0 M M M
6/10/2017 7:00 AM 0.00 0.0 M M M
6/11/2017 7:00 AM 0.00 0.0 M M M
6/12/2017 7:00 AM 0.00 0.0 M M M
6/13/2017 7:00 AM 0.00 0.0 M M M
6/14/2017 7:00 AM 0.00 0.0 M M M
6/15/2017 7:00 AM 0.00 0.0 M M M
6/16/2017 7:00 AM 0.00 0.0 M M M
6/18/2017 7:00 AM T 0.0 M M M
6/19/2017 7:00 AM 0.00 0.0 M M M
6/20/2017 7:00 AM 0.00 0.0 M M M
6/21/2017 7:00 AM 0.01 0.0 M M M
6/22/2017 7:00 AM T T M M M
6/23/2017 7:00 AM 0.17 0.0 M M M
6/24/2017 7:00 AM 0.01 0.0 M M M
6/25/2017 7:00 AM 0.00 0.0 M M M
6/26/2017 7:00 AM 0.00 0.0 M M M
6/27/2017 7:00 AM 0.00 0.0 M M M
6/28/2017 7:00 AM 0.00 0.0 M M M
6/29/2017 7:00 AM T 0.0 M M M
6/30/2017 7:00 AM 0.01 0.0 M M M
7/1/2017 7:00 AM 0.00 0.0 M M M
7/2/2017 7:00 AM 0.00 0.0 M M M
7/3/2017 7:00 AM T 0.0 M M M
7/4/2017 7:00 AM T 0.0 M M M
7/5/2017 7:00 AM 0.00 0.0 M M M
7/6/2017 7:00 AM 0.00 0.0 M M M
7/7/2017 7:00 AM 0.00 0.0 M M M
7/8/2017 7:00 AM T 0.0 M M M
7/9/2017 7:00 AM T 0.0 M M M
7/10/2017 7:00 AM T 0.0 M M M
7/11/2017 7:00 AM T 0.0 M M M
7/12/2017 7:00 AM T 0.0 M M M
7/13/2017 7:00 AM 0.05 0.0 M M M
7/15/2017 7:00 AM 0.00 0.0 M M M
7/16/2017 7:00 AM 0.05 0.0 M M M
7/17/2017 7:00 AM 0.00 0.0 M M M
7/18/2017 7:00 AM 0.00 0.0 M M M
7/19/2017 7:00 AM 0.00 0.0 M M M
7/20/2017 7:00 AM T 0.0 M M M
7/21/2017 7:00 AM T 0.0 M M M
7/22/2017 7:00 AM 0.09 0.0 M M M
7/23/2017 7:00 AM 0.00 0.0 M M M
7/24/2017 7:00 AM 0.00 0.0 M M M
7/25/2017 7:00 AM 0.00 0.0 M M M
7/26/2017 7:00 AM 0.13 0.0 M M M
7/27/2017 7:00 AM 0.23 0.0 M M M
7/28/2017 7:00 AM 0.00 0.0 M M M
7/29/2017 7:00 AM 0.10 0.0 M M M
7/30/2017 7:00 AM 0.01 0.0 M M M
7/31/2017 7:00 AM T 0.0 M M M
8/1/2017 7:00 AM 0.00 0.0 M M M
8/2/2017 7:00 AM 0.00 0.0 M M M
8/3/2017 7:00 AM 0.04 0.0 M M M
8/4/2017 7:00 AM 0.05 0.0 M M M We had at least one brief thunderstorm overnight.
8/6/2017 7:00 AM 0.10 0.0 M M M
8/7/2017 7:00 AM 0.18 0.0 M M M
8/8/2017 7:00 AM 0.47 0.0 M M M
8/9/2017 7:00 AM 0.02 0.0 M M M
8/10/2017 7:00 AM 0.02 0.0 M M M
8/11/2017 7:00 AM 0.05 0.0 M M M
8/12/2017 7:00 AM 0.00 0.0 M M M
8/13/2017 7:00 AM 0.01 0.0 M M M
8/14/2017 7:00 AM T 0.0 M M M
8/15/2017 7:00 AM 0.02 0.0 M M M
8/16/2017 7:00 AM 0.14 0.0 M M M
8/17/2017 7:00 AM 0.01 0.0 M M M
8/18/2017 7:00 AM 0.01 0.0 M M M
8/19/2017 7:00 AM 0.00 0.0 M M M
8/20/2017 7:00 AM T 0.0 M M M
8/21/2017 7:00 AM 0.00 0.0 M M M
8/22/2017 7:00 AM 0.00 0.0 M M M
8/23/2017 7:00 AM T 0.0 M M M
8/24/2017 7:00 AM T 0.0 M M M
8/25/2017 7:00 AM 0.00 0.0 M M M
8/26/2017 7:00 AM 0.00 0.0 M M M
8/27/2017 7:00 AM T 0.0 M M M
8/28/2017 7:00 AM T 0.0 M M M
8/29/2017 7:00 AM 0.00 0.0 M M M
8/30/2017 7:00 AM 0.00 0.0 M M M
8/31/2017 7:00 AM 0.00 0.0 M M M
9/1/2017 7:00 AM 0.01 0.0 M M M
9/2/2017 7:00 AM 0.00 0.0 M M M
9/3/2017 7:00 AM 0.00 0.0 M M M
9/4/2017 7:00 AM 0.00 0.0 M M M
9/5/2017 7:00 AM 0.00 0.0 M M M
9/6/2017 7:00 AM 0.00 0.0 M M M
9/7/2017 7:00 AM 0.00 0.0 M M M
9/8/2017 7:00 AM 0.00 0.0 M M M
9/9/2017 7:00 AM 0.00 0.0 M M M
9/10/2017 7:00 AM 0.00 0.0 M M M
9/11/2017 7:00 AM T M M M M
9/12/2017 7:00 AM T 0.0 M M M
9/13/2017 7:00 AM 0.00 0.0 M M M
9/14/2017 7:00 AM 0.02 0.0 M M M
9/15/2017 7:00 AM 0.00 0.0 M M M
9/16/2017 7:00 AM T 0.0 M M M
9/17/2017 7:00 AM T 0.0 M M M
9/18/2017 7:00 AM T 0.0 M M M
9/19/2017 7:00 AM 0.00 0.0 M M M
9/20/2017 7:00 AM 0.00 0.0 M M M
9/21/2017 7:00 AM 0.00 0.0 M M M
9/22/2017 7:00 AM 0.00 0.0 M M M
9/23/2017 7:00 AM 0.03 0.0 M M M
9/24/2017 7:00 AM 0.77 0.0 M M M
9/25/2017 7:00 AM 0.09 0.0 M M M
9/26/2017 7:00 AM 0.01 0.0 M M M
9/27/2017 7:00 AM 0.03 0.0 M M M
9/28/2017 7:00 AM 0.37 0.0 M M M
9/29/2017 7:00 AM 0.02 0.0 M M M
9/30/2017 7:00 AM 0.01 0.0 M M 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
5/17/2017 8:53 PM NA 1/4" Pea Size NA Soft 10 3min minor leaf damage Continuous False Same time as rain Same time as smaller hail