Station Overview Station Location
Station Number CO-BO-455 Latitude 40.0361
Station Name Erie 1.7 WNW Longitude -105.0772
County Boulder Elevation (ft) 5165



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 17 1.04 1.21 29 0.57 27 0.64 2 1 4 0 0.0 0 1
Nov 17 0.93 0.35 29 0.35 29 0.00 0 0 4 1 3.1 2 0
Dec 17 0.63 0.42 27 0.36 22 0.06 5 1 5 1 5.7 4 1
Jan 18 0.43 0.61 28 0.56 22 0.05 6 2 4 0 6.5 4 2
Feb 18 0.47 0.66 22 0.66 22 0.00 0 0 6 1 9.1 8 3
March 18 1.59 1.89 29 1.89 29 0.00 0 0 5 0 3.5 2 1
April 18 1.93 1.17 28 1.17 28 0.00 0 0 5 1 4.8 4 0
May 18 2.13 4.06 31 4.06 31 0.00 0 0 14 0 0.0 0 0
June 18 1.61 0.89 29 0.89 29 0.00 0 0 3 3 0.0 0 0
July 18 1.54 2.08 28 2.08 28 0.00 0 0 6 0 0.0 0 0
Aug 18 1.44 2.17 29 2.17 29 0.00 0 0 3 0 0.0 0 0
Sept 18 1.41 0.57 31 0.57 16 0.00 15 2 3 0 0.0 0 0
Water Year Totals: 15.15" 16.08" 340 days 15.33" 312 0.75" 28 days 6 62 days 7 days 32.7" 24 days 8 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
10/1/2017 **
10/2/2017 0.64
10/3/2017 0.34
10/4/2017 0.00
10/5/2017 0.00
10/6/2017 0.00
10/7/2017 0.00
10/8/2017 0.00
10/9/2017 0.00
10/10/2017 0.17
10/11/2017 0.00
10/12/2017 0.00
10/13/2017 0.00
10/14/2017 0.00
10/15/2017 0.00
10/16/2017 0.00
10/17/2017 0.00
10/18/2017 0.00
10/19/2017 0.00
10/20/2017 0.00
10/21/2017 0.00
10/22/2017 0.00
10/23/2017 0.00
10/24/2017
10/25/2017 0.00
10/26/2017 0.00
10/27/2017
10/28/2017 0.00
10/29/2017 0.00
10/30/2017 0.04
10/31/2017 0.02
11/1/2017 0.00
11/2/2017 0.00
11/3/2017 0.00
11/4/2017 0.00
11/5/2017 0.01
11/6/2017 0.00
11/7/2017 0.23
11/8/2017 0.09
11/9/2017 0.00
11/10/2017 0.00
11/11/2017 0.00
11/12/2017 0.00
11/13/2017 0.00
11/14/2017
11/15/2017 0.00
11/16/2017 0.00
11/17/2017 0.00
11/18/2017 0.02
11/19/2017 0.00
11/20/2017 0.00
11/21/2017 0.00
11/22/2017 T
11/23/2017 0.00
11/24/2017 0.00
11/25/2017 0.00
11/26/2017 0.00
11/27/2017 0.00
11/28/2017 0.00
11/29/2017 0.00
11/30/2017 0.00
12/1/2017 0.00
12/2/2017
12/3/2017 0.00
12/4/2017 0.00
12/5/2017 0.00
12/6/2017 0.00
12/7/2017
12/8/2017 0.00
12/9/2017 0.00
12/10/2017 **
12/11/2017 **
12/12/2017 **
12/13/2017 **
12/14/2017 0.06
12/15/2017 0.00
12/16/2017 0.00
12/17/2017
12/18/2017
12/19/2017 0.00
12/20/2017 0.00
12/21/2017 0.09
12/22/2017 0.03
12/23/2017 0.00
12/24/2017 0.22
12/25/2017 0.00
12/26/2017 T
12/27/2017 0.01
12/28/2017 0.00
12/29/2017 0.00
12/30/2017 0.00
12/31/2017 0.01
Day of YearDaily PrcpMultiday Prcp
1/1/2018 0.00
1/2/2018
1/3/2018 0.00
1/4/2018 0.00
1/5/2018 **
1/6/2018 **
1/7/2018 **
1/8/2018 0.00
1/9/2018 0.00
1/10/2018 **
1/11/2018 0.05
1/12/2018
1/13/2018 0.00
1/14/2018 0.00
1/15/2018 0.04
1/16/2018 0.02
1/17/2018
1/18/2018 0.00
1/19/2018 0.00
1/20/2018 0.00
1/21/2018 0.38
1/22/2018 0.12
1/23/2018 0.00
1/24/2018 0.00
1/25/2018 0.00
1/26/2018 0.00
1/27/2018 0.00
1/28/2018 0.00
1/29/2018 0.00
1/30/2018 0.00
1/31/2018 0.00
2/1/2018 0.02
2/2/2018 0.00
2/3/2018 0.00
2/4/2018 T
2/5/2018 0.00
2/6/2018 0.00
2/7/2018 0.00
2/8/2018 0.00
2/9/2018 0.00
2/10/2018 0.00
2/11/2018
2/12/2018
2/13/2018 M
2/14/2018 0.00
2/15/2018 0.00
2/16/2018 0.01
2/17/2018
2/18/2018
2/19/2018 0.04
2/20/2018 0.53
2/21/2018 0.00
2/22/2018 0.00
2/23/2018 0.02
2/24/2018 0.04
2/25/2018 0.00
2/26/2018
2/27/2018 0.00
2/28/2018 0.00
3/1/2018 0.00
3/2/2018 0.00
3/3/2018 0.00
3/4/2018 0.00
3/5/2018 0.00
3/6/2018 0.00
3/7/2018 0.00
3/8/2018 0.00
3/9/2018 0.00
3/10/2018 0.00
3/11/2018 0.00
3/12/2018 0.00
3/13/2018 0.00
3/14/2018 0.00
3/15/2018 0.00
3/16/2018 0.17
3/17/2018 0.00
3/18/2018 0.00
3/19/2018 0.66
3/20/2018
3/21/2018 0.00
3/22/2018 0.00
3/23/2018 0.00
3/24/2018 0.00
3/25/2018 0.00
3/26/2018
3/27/2018 0.62
3/28/2018 0.00
3/29/2018 0.42
3/30/2018 0.02
3/31/2018 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2018 0.00
4/2/2018
4/3/2018 0.00
4/4/2018 0.00
4/5/2018
4/6/2018 0.00
4/7/2018 0.12
4/8/2018 0.00
4/9/2018 0.08
4/10/2018 0.00
4/11/2018 0.00
4/12/2018 0.00
4/13/2018 0.00
4/14/2018 0.00
4/15/2018 0.00
4/16/2018 0.00
4/17/2018 0.00
4/18/2018 0.00
4/19/2018 0.00
4/20/2018 0.00
4/21/2018 0.55
4/22/2018 T
4/23/2018 0.00
4/24/2018 0.27
4/25/2018 0.15
4/26/2018 0.00
4/27/2018 0.00
4/28/2018 0.00
4/29/2018 0.00
4/30/2018 0.00
5/1/2018 0.02
5/2/2018 0.09
5/3/2018 1.00
5/4/2018 0.22
5/5/2018 0.00
5/6/2018 0.00
5/7/2018 0.00
5/8/2018 0.00
5/9/2018 0.00
5/10/2018 0.00
5/11/2018 0.00
5/12/2018 0.14
5/13/2018 0.70
5/14/2018 0.64
5/15/2018 0.01
5/16/2018 0.00
5/17/2018 0.00
5/18/2018 0.00
5/19/2018 0.13
5/20/2018 0.03
5/21/2018 0.05
5/22/2018 0.00
5/23/2018 0.82
5/24/2018 0.00
5/25/2018 0.00
5/26/2018 0.00
5/27/2018 0.00
5/28/2018 0.00
5/29/2018 0.09
5/30/2018 0.00
5/31/2018 0.12
6/1/2018 0.00
6/2/2018 0.00
6/3/2018 0.00
6/4/2018 0.00
6/5/2018 0.00
6/6/2018 0.00
6/7/2018 0.00
6/8/2018 0.00
6/9/2018 0.00
6/10/2018 0.00
6/11/2018 0.00
6/12/2018 0.00
6/13/2018 0.00
6/14/2018 0.00
6/15/2018 0.00
6/16/2018 T
6/17/2018 T
6/18/2018 0.25
6/19/2018 0.63
6/20/2018 0.00
6/21/2018 0.00
6/22/2018
6/23/2018 T
6/24/2018 0.00
6/25/2018 0.01
6/26/2018 0.00
6/27/2018 0.00
6/28/2018 0.00
6/29/2018 0.00
6/30/2018 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2018 0.00
7/2/2018 0.00
7/3/2018 0.00
7/4/2018 0.00
7/5/2018 0.00
7/6/2018 0.00
7/7/2018
7/8/2018 0.00
7/9/2018
7/10/2018 0.00
7/11/2018 0.00
7/12/2018 0.00
7/13/2018 0.00
7/14/2018 0.00
7/15/2018 0.00
7/16/2018 0.22
7/17/2018 0.00
7/18/2018 0.00
7/19/2018 0.00
7/20/2018 0.00
7/21/2018 0.00
7/22/2018 0.00
7/23/2018 0.04
7/24/2018 0.97
7/25/2018 0.00
7/26/2018 0.79
7/27/2018 0.04
7/28/2018 0.00
7/29/2018 0.02
7/30/2018 0.00
7/31/2018
8/1/2018 0.00
8/2/2018 0.00
8/3/2018 0.00
8/4/2018 0.04
8/5/2018 0.00
8/6/2018 0.00
8/7/2018 0.00
8/8/2018 0.00
8/9/2018 0.00
8/10/2018
8/11/2018 0.00
8/12/2018 0.00
8/13/2018 0.00
8/14/2018 0.00
8/15/2018 0.31
8/16/2018 0.00
8/17/2018 0.00
8/18/2018 0.00
8/19/2018 1.82
8/20/2018 0.00
8/21/2018 0.00
8/22/2018 0.00
8/23/2018 0.00
8/24/2018 0.00
8/25/2018 0.00
8/26/2018 0.00
8/27/2018 0.00
8/28/2018 0.00
8/29/2018 0.00
8/30/2018 0.00
8/31/2018
9/1/2018 0.00
9/2/2018 0.00
9/3/2018 0.00
9/4/2018 0.00
9/5/2018 0.52
9/6/2018 0.03
9/7/2018 0.02
9/8/2018 0.00
9/9/2018 0.00
9/10/2018 **
9/11/2018 **
9/12/2018 **
9/13/2018 **
9/14/2018 **
9/15/2018 **
9/16/2018 **
9/17/2018 **
9/18/2018 **
9/19/2018 **
9/20/2018 **
9/21/2018 **
9/22/2018 **
9/23/2018 0.00
9/24/2018 0.00
9/25/2018 0.00
9/26/2018 0.00
9/27/2018 0.00
9/28/2018 0.00
9/29/2018 0.00
9/30/2018 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/3/2017 9:29 AM 0.34 M M M M
10/4/2017 9:25 AM 0.00 M M M M
10/5/2017 8:58 AM 0.00 M M M M
10/6/2017 8:58 AM 0.00 M M M M
10/7/2017 9:00 AM 0.00 M M M M
10/8/2017 9:00 AM 0.00 M M M M
10/9/2017 9:20 AM 0.00 M M 2.9 M
10/10/2017 9:00 AM 0.17 M M 0.0 M By 1600 sno on board 90% melted, .15" H2O
10/11/2017 9:00 AM 0.00 M M M M
10/12/2017 9:00 AM 0.00 M M M M
10/13/2017 9:00 AM 0.00 M M M M
10/14/2017 9:00 AM 0.00 M M M M
10/15/2017 9:00 AM 0.00 M M M M
10/16/2017 9:00 AM 0.00 M M M M
10/17/2017 9:00 AM 0.00 M M M M
10/18/2017 9:00 AM 0.00 M M M M
10/19/2017 9:00 AM 0.00 M M M M
10/20/2017 9:00 AM 0.00 M M M M
10/21/2017 9:00 AM 0.00 M M M M
10/22/2017 9:00 AM 0.00 M M M M
10/23/2017 9:00 AM 0.00 M M M M
10/25/2017 8:15 AM 0.00 M M M M
10/26/2017 9:00 AM 0.00 M M M M
10/28/2017 9:00 AM 0.00 M M M M
10/29/2017 9:00 AM 0.00 M M M M
10/30/2017 9:00 AM 0.04 M M M M Abt .25” ice coating
10/31/2017 9:00 AM 0.02 M M M M 0.5” snow
11/1/2017 9:00 AM 0.00 M M M M
11/2/2017 9:00 AM 0.00 M M M M
11/3/2017 9:00 AM 0.00 M M M M
11/4/2017 9:00 AM 0.00 M M M M
11/5/2017 8:00 AM 0.01 M M M M
11/6/2017 8:00 AM 0.00 M M M M
11/7/2017 9:00 AM 0.23 2.5 M M M
11/8/2017 9:00 AM 0.09 0.6 M M M
11/9/2017 9:00 AM 0.00 M M M M
11/10/2017 9:00 AM 0.00 M M M M
11/11/2017 9:00 AM 0.00 M M M M
11/12/2017 9:00 AM 0.00 M M M M
11/13/2017 9:00 AM 0.00 M M M M
11/15/2017 9:00 AM 0.00 M M M M
11/16/2017 9:00 AM 0.00 M M M M
11/17/2017 8:09 AM 0.00 M M M M
11/18/2017 9:00 AM 0.02 M M M M
11/19/2017 9:00 AM 0.00 M M M M
11/20/2017 9:00 AM 0.00 M M M M
11/21/2017 9:00 AM 0.00 M M M M
11/22/2017 9:00 AM T M M M M Trace abt 10:00 am
11/23/2017 9:00 AM 0.00 M M M M
11/24/2017 9:00 AM 0.00 M M M M
11/25/2017 9:00 AM 0.00 M M M M
11/26/2017 9:00 AM 0.00 M M M M
11/27/2017 9:00 AM 0.00 M M M M
11/28/2017 9:00 AM 0.00 M M M M
11/29/2017 9:00 AM 0.00 M M M M
11/30/2017 9:00 AM 0.00 M M M M
12/1/2017 7:56 AM 0.00 M M M M
12/3/2017 7:56 AM 0.00 M M M M
12/4/2017 7:56 AM 0.00 M M M M
12/5/2017 9:00 AM 0.00 M M M M
12/6/2017 9:00 AM 0.00 M M M M
12/8/2017 8:15 AM 0.00 M M M M
12/9/2017 9:46 AM 0.00 M M M M
12/15/2017 9:00 AM 0.00 M M M M
12/16/2017 8:28 AM 0.00 M M M M
12/19/2017 9:00 AM 0.00 M M M M
12/20/2017 9:00 AM 0.00 M M M M
12/21/2017 9:00 AM 0.09 1.5 M M M
12/22/2017 9:00 AM 0.03 0.4 M M M
12/23/2017 9:00 AM 0.00 M M M M
12/24/2017 9:00 AM 0.22 3.5 M M M
12/25/2017 9:00 AM 0.00 M M M M
12/26/2017 9:00 AM T M M M M Lt snow starting at 0900 Tues
12/27/2017 9:00 AM 0.01 0.3 M M M
12/28/2017 9:00 AM 0.00 M M M M
12/29/2017 9:00 AM 0.00 M M M M
12/30/2017 9:00 AM 0.00 M M M M
12/31/2017 9:00 AM 0.01 M M 0.2 M Started snowing abt 0930
1/1/2018 9:00 AM 0.00 M M M M
1/3/2018 9:00 AM 0.00 M M M M
1/4/2018 8:45 AM 0.00 M M M M
1/9/2018 9:00 AM 0.00 M M M M
1/13/2018 9:00 AM 0.00 M M M M
1/14/2018 9:00 AM 0.00 M M M M
1/15/2018 9:00 AM 0.04 0.4 M M M
1/16/2018 9:00 AM 0.02 0.7 M 0.9 M
1/18/2018 9:00 AM 0.00 M M M M
1/19/2018 9:00 AM 0.00 M M M M
1/20/2018 9:00 AM 0.00 M M M M
1/21/2018 9:00 AM 0.38 4.0 M 4.0 M
1/22/2018 7:15 AM 0.12 1.4 M M M
1/23/2018 7:15 AM 0.00 M M M M
1/24/2018 7:15 AM 0.00 M M M M
1/25/2018 7:15 AM 0.00 M M M M
1/26/2018 9:00 AM 0.00 M M M M
1/27/2018 9:00 AM 0.00 M M M M
1/28/2018 9:00 AM 0.00 M M M M
1/29/2018 9:00 AM 0.00 M M M M
1/30/2018 9:00 AM 0.00 M M M M
1/31/2018 9:00 AM 0.00 M M M M
2/1/2018 9:00 AM 0.02 0.7 0.02 M M
2/2/2018 9:00 AM 0.00 M M M M
2/3/2018 9:00 AM 0.00 M M M M
2/4/2018 8:46 AM T 0.2 M M M
2/5/2018 9:00 AM 0.00 M M M M
2/6/2018 9:00 AM 0.00 M M M M
2/7/2018 9:00 AM 0.00 M M M M
2/8/2018 9:00 AM 0.00 M M M M
2/9/2018 9:00 AM 0.00 M M M M
2/10/2018 9:00 AM 0.00 0.1 M M M
2/13/2018 9:00 AM M M M M M {EDIT: Observer reported 0.00 for new precip and 1.5 for new snowfall. These two reports contradict eachother. Changed reports of 0.00 and 1.5 to NA until observer can be contacted to verify. Submission Time Before EDIT: 2/15/2018 8:20 AM CoCoSTAFF DNT}
2/14/2018 9:00 AM 0.00 0.0 M M M {EDIT: Observer reported 0.7 for new snowfall. This appears to be a typo. Changed snow report of 0.7 to 0.0 until observer can be contacted to verify. Submission Time Before EDIT: 2/15/2018 8:21 AM CoCoSTAFF DNT}
2/15/2018 8:15 AM 0.00 M M M M
2/16/2018 9:00 AM 0.01 0.4 M M M
2/19/2018 9:00 AM 0.04 1.9 M M M
2/20/2018 10:08 AM 0.53 5.0 M 7.5 M
2/21/2018 8:30 AM 0.00 M M M M
2/22/2018 8:30 AM 0.00 M M M M
2/23/2018 8:30 AM 0.02 0.3 M 4.0 M
2/24/2018 9:00 AM 0.04 0.5 M 3.0 M
2/25/2018 9:00 AM 0.00 M M M M
2/27/2018 9:00 AM 0.00 M M M M
2/28/2018 9:00 AM 0.00 M M M M
3/1/2018 9:00 AM 0.00 M M M M
3/2/2018 9:00 AM 0.00 M M M M
3/3/2018 9:00 AM 0.00 M M M M
3/4/2018 9:00 AM 0.00 M M M M
3/5/2018 9:00 AM 0.00 M M M M
3/6/2018 9:00 AM 0.00 M M M M
3/7/2018 9:00 AM 0.00 M M M M
3/8/2018 9:00 AM 0.00 M M M M
3/9/2018 9:00 AM 0.00 M M M M
3/10/2018 9:00 AM 0.00 M M M M
3/11/2018 9:00 AM 0.00 M M M M {EDIT: Observer reported 0.00 for new precip and 1.5 for new snowfall. These two reports contradict eachother. Changed reports of 0.00 and 1.5 to NA until observer can be contacted to verify. Submission Time Before EDIT: 2/15/2018 8:20 AM CoCoSTAFF DNT}
3/12/2018 9:00 AM 0.00 M M M M
3/13/2018 9:00 AM 0.00 M M M M
3/14/2018 9:00 AM 0.00 M M M M
3/15/2018 9:00 AM 0.00 M M M M
3/16/2018 8:45 AM 0.17 M M M M Rained at abt 2010 Thur
3/17/2018 8:45 AM 0.00 M M M M
3/18/2018 9:00 AM 0.00 M M M M
3/19/2018 9:00 AM 0.66 M M 1.4 M Rain at 1700, sno at 1800. Sno icey in am.
3/21/2018 9:00 AM 0.00 M M M M
3/22/2018 9:00 AM 0.00 M M M M
3/23/2018 9:00 AM 0.00 M M M M
3/24/2018 9:00 AM 0.00 M M M M
3/25/2018 9:00 AM 0.00 M M M M
3/27/2018 9:00 AM 0.62 2.0 M M M
3/28/2018 9:00 AM 0.00 M M M M
3/29/2018 9:00 AM 0.42 1.5 M M M
3/30/2018 9:00 AM 0.02 M M M M
3/31/2018 9:00 AM 0.00 M M M M
4/1/2018 9:00 AM 0.00 M M M M
4/3/2018 9:00 AM 0.00 M M M M
4/4/2018 9:00 AM 0.00 M M M M
4/6/2018 9:00 AM 0.00 M M M M
4/7/2018 9:00 AM 0.12 1.0 M M M
4/8/2018 9:00 AM 0.00 M M M M
4/9/2018 8:15 AM 0.08 0.4 M M M
4/10/2018 8:15 AM 0.00 M M M M
4/11/2018 9:00 AM 0.00 M M M M
4/12/2018 9:00 AM 0.00 M M M M
4/13/2018 9:00 AM 0.00 M M M M
4/14/2018 9:00 AM 0.00 M M M M
4/15/2018 9:00 AM 0.00 M M M M
4/16/2018 9:00 AM 0.00 M M M M
4/17/2018 9:00 AM 0.00 M M M M
4/18/2018 9:00 AM 0.00 M M M M
4/19/2018 9:00 AM 0.00 M M M M
4/20/2018 9:00 AM 0.00 M M M M
4/21/2018 9:00 AM 0.55 2.9 M M M
4/22/2018 9:00 AM T T M T M
4/23/2018 9:00 AM 0.00 M M M M
4/24/2018 9:00 AM 0.27 0.5 M M M
4/25/2018 9:00 AM 0.15 M M M M
4/26/2018 9:00 AM 0.00 M M M M
4/27/2018 9:00 AM 0.00 M M M M
4/28/2018 9:00 AM 0.00 M M M M
4/29/2018 9:00 AM 0.00 M M M M
4/30/2018 9:00 AM 0.00 M M M M
5/1/2018 9:00 AM 0.02 M M M M
5/2/2018 9:45 AM 0.09 M M M M
5/3/2018 9:45 AM 1.00 M M M M
5/4/2018 8:05 AM 0.22 M M M M
5/5/2018 8:05 AM 0.00 M M M M
5/6/2018 8:05 AM 0.00 M M M M
5/7/2018 8:05 AM 0.00 M M M M
5/8/2018 9:00 AM 0.00 M M M M
5/9/2018 8:40 AM 0.00 M M M M
5/10/2018 8:40 AM 0.00 M M M M
5/11/2018 9:00 AM 0.00 M M M M
5/12/2018 9:20 AM 0.14 M M M M
5/13/2018 9:20 AM 0.70 M M M M
5/14/2018 8:50 AM 0.64 M M M M Thunderstorm started about 2110. Hail at 2117. 3/16 - 1/4” about 1/2” deep. Melted by rain.
5/15/2018 9:00 AM 0.01 M M M M
5/16/2018 9:00 AM 0.00 M M M M
5/17/2018 9:00 AM 0.00 M M M M
5/18/2018 9:00 AM 0.00 M M M M
5/19/2018 9:00 AM 0.13 M M M M
5/20/2018 9:00 AM 0.03 M M M M
5/21/2018 9:00 AM 0.05 M M M M
5/22/2018 9:00 AM 0.00 M M M M
5/23/2018 9:00 AM 0.82 M M M M Rain w/intermittent 1/4 - 3/8” hail from 1700-1730
5/24/2018 7:00 AM 0.00 M M M M
5/25/2018 9:00 AM 0.00 M M M M
5/26/2018 9:00 AM 0.00 M M M M
5/27/2018 9:00 AM 0.00 M M M M
5/28/2018 9:00 AM 0.00 M M M M
5/29/2018 9:00 AM 0.09 M M M M
5/30/2018 9:00 AM 0.00 M M M M
5/31/2018 9:00 AM 0.12 M M M M
6/1/2018 9:00 AM 0.00 M M M M
6/2/2018 9:00 AM 0.00 M M M M
6/3/2018 9:00 AM 0.00 M M M M
6/4/2018 9:00 AM 0.00 M M M M
6/5/2018 9:00 AM 0.00 M M M M
6/6/2018 9:00 AM 0.00 M M M M
6/7/2018 9:00 AM 0.00 M M M M
6/8/2018 9:00 AM 0.00 M M M M
6/9/2018 9:00 AM 0.00 M M M M
6/10/2018 9:00 AM 0.00 M M M M
6/11/2018 9:00 AM 0.00 M M M M
6/12/2018 9:00 AM 0.00 M M M M
6/13/2018 8:55 AM 0.00 M M M M
6/14/2018 8:55 AM 0.00 M M M M
6/15/2018 8:55 AM 0.00 M M M M
6/16/2018 9:00 AM T M M M M
6/17/2018 9:00 AM T M M M M
6/18/2018 8:00 AM 0.25 M M M M
6/19/2018 8:00 AM 0.63 M M M M Hail up to abt .7” dia
6/20/2018 9:00 AM 0.00 M M M M
6/21/2018 9:00 AM 0.00 M M M M
6/23/2018 9:00 AM T M M M M
6/24/2018 9:00 AM 0.00 M M M M
6/25/2018 9:00 AM 0.01 M M M M
6/26/2018 9:00 AM 0.00 M M M M
6/27/2018 9:00 AM 0.00 M M M M
6/28/2018 9:00 AM 0.00 M M M M
6/29/2018 9:00 AM 0.00 M M M M
6/30/2018 9:00 AM 0.00 M M M M
7/1/2018 9:00 AM 0.00 M M M M
7/2/2018 9:00 AM 0.00 M M M M
7/3/2018 9:00 AM 0.00 M M M M
7/4/2018 9:00 AM 0.00 M M M M
7/5/2018 9:00 AM 0.00 M M M M
7/6/2018 9:00 AM 0.00 M M M M
7/8/2018 9:00 AM 0.00 M M M M
7/10/2018 9:00 AM 0.00 M M M M
7/11/2018 9:00 AM 0.00 M M M M
7/12/2018 9:00 AM 0.00 M M M M
7/13/2018 9:00 AM 0.00 M M M M
7/14/2018 9:00 AM 0.00 M M M M
7/15/2018 9:00 AM 0.00 M M M M
7/16/2018 9:00 AM 0.22 M M M M
7/17/2018 9:00 AM 0.00 M M M M
7/18/2018 9:00 AM 0.00 M M M M
7/19/2018 9:00 AM 0.00 M M M M
7/20/2018 9:00 AM 0.00 M M M M
7/21/2018 9:00 AM 0.00 M M M M
7/22/2018 9:00 AM 0.00 M M M M
7/23/2018 9:00 AM 0.04 M M M M
7/24/2018 9:00 AM 0.97 M M M M
7/25/2018 9:00 AM 0.00 M M M M
7/26/2018 9:00 AM 0.79 M M M M Rain & 0.5” hail at1845-1850 and rain at 0215
7/27/2018 9:00 AM 0.04 M M M M
7/28/2018 9:00 AM 0.00 M M M M
7/29/2018 9:00 AM 0.02 M M M M
7/30/2018 9:00 AM 0.00 M M M M
8/1/2018 9:00 AM 0.00 M M M M
8/2/2018 9:00 AM 0.00 M M M M
8/3/2018 9:00 AM 0.00 M M M M
8/4/2018 9:00 AM 0.04 M M M M
8/5/2018 9:00 AM 0.00 M M M M
8/6/2018 9:00 AM 0.00 M M M M
8/7/2018 9:00 AM 0.00 M M M M
8/8/2018 9:00 AM 0.00 M M M M
8/9/2018 9:00 AM 0.00 M M M M
8/11/2018 9:00 AM 0.00 M M M M
8/12/2018 9:00 AM 0.00 M M M M
8/13/2018 9:00 AM 0.00 M M M M
8/14/2018 9:00 AM 0.00 M M M M
8/15/2018 9:00 AM 0.31 M M M M
8/16/2018 9:00 AM 0.00 M M M M
8/17/2018 9:00 AM 0.00 M M M M
8/18/2018 9:00 AM 0.00 M M M M
8/19/2018 9:00 AM 1.82 M M M M Rain + hail 2245-2300, hail blocked funnel so some rain may have overflowed
8/20/2018 9:00 AM 0.00 M M M M
8/21/2018 9:00 AM 0.00 M M M M
8/22/2018 9:00 AM 0.00 M M M M
8/23/2018 9:00 AM 0.00 M M M M
8/24/2018 9:00 AM 0.00 M M M M
8/25/2018 9:00 AM 0.00 M M M M
8/26/2018 9:00 AM 0.00 M M M M
8/27/2018 9:00 AM 0.00 M M M M
8/28/2018 9:00 AM 0.00 M M M M
8/29/2018 9:00 AM 0.00 M M M M
8/30/2018 9:00 AM 0.00 M M M M
9/1/2018 9:00 AM 0.00 M M M M
9/2/2018 9:00 AM 0.00 M M M M
9/3/2018 9:00 AM 0.00 M M M M
9/4/2018 9:00 AM 0.00 M M M M
9/5/2018 9:00 AM 0.52 M M M M Abt 15 min rain at 0145
9/6/2018 9:00 AM 0.03 M M M M
9/7/2018 9:00 AM 0.02 M M M M
9/8/2018 9:00 AM 0.00 M M M M
9/9/2018 7:00 AM 0.00 M M M M
9/24/2018 9:00 AM 0.00 M M M M
9/25/2018 9:00 AM 0.00 M M M M
9/26/2018 9:00 AM 0.00 M M M M
9/27/2018 9:00 AM 0.00 M M M M
9/28/2018 9:00 AM 0.00 M M M M
9/29/2018 9:00 AM 0.00 M M M M
9/30/2018 9:00 AM 0.00 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
9/30/2017 10/02/2017 9:29 AM 3 0.64 M M
12/10/2017 12/14/2017 9:00 AM 5 0.06 0.8 M
1/5/2018 1/08/2018 8:54 AM 4 0.00 0.0 0.00
1/10/2018 1/11/2018 8:15 AM 2 0.05 0.0 M
9/10/2018 9/17/2018 9:00 AM 8 0.00 M M
9/17/2018 9/23/2018 9:00 AM 7 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