Station Overview Station Location
Station Number CO-BO-488 Latitude 40.0422
Station Name Boulder 1.1 NNW Longitude -105.2556
County Boulder Elevation (ft) 5360



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 1.18 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 17 0.92 0.07 3 0.07 3 0.00 0 0 2 0 0.0 0 0
Dec 17 0.70 0.01 20 0.01 20 0.00 0 0 1 1 1.4 1 1
Jan 18 0.55 0.53 31 0.53 31 0.00 0 0 5 1 7.5 4 11
Feb 18 0.58 0.98 27 0.98 27 0.00 0 0 10 3 13.8 9 15
March 18 1.70 1.86 31 1.86 31 0.00 0 0 6 0 4.2 3 3
April 18 2.17 1.28 30 1.28 30 0.00 0 0 7 4 3.9 5 1
May 18 2.46 4.33 31 4.33 31 0.00 0 0 14 1 0.0 0 0
June 18 2.28 2.76 30 2.76 30 0.00 0 0 6 1 0.0 0 0
July 18 1.69 1.95 31 1.90 23 0.05 8 1 10 2 0.0 0 0
Aug 18 1.90 0.68 31 0.68 31 0.00 0 0 5 1 0.0 0 0
Sept 18 1.53 0.98 30 0.98 26 0.00 4 1 3 2 0.0 0 0
Water Year Totals: 17.66" 15.43" 295 days 15.38" 283 0.05" 12 days 2 69 days 16 days 30.8" 22 days 31 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
10/3/2017
10/4/2017
10/5/2017
10/6/2017
10/7/2017
10/8/2017
10/9/2017
10/10/2017
10/11/2017
10/12/2017
10/13/2017
10/14/2017
10/15/2017
10/16/2017
10/17/2017
10/18/2017
10/19/2017
10/20/2017
10/21/2017
10/22/2017
10/23/2017
10/24/2017
10/25/2017
10/26/2017
10/27/2017
10/28/2017
10/29/2017
10/30/2017
10/31/2017
11/1/2017
11/2/2017
11/3/2017
11/4/2017
11/5/2017
11/6/2017
11/7/2017
11/8/2017
11/9/2017
11/10/2017
11/11/2017
11/12/2017
11/13/2017
11/14/2017
11/15/2017
11/16/2017
11/17/2017
11/18/2017 0.06
11/19/2017
11/20/2017
11/21/2017
11/22/2017
11/23/2017
11/24/2017
11/25/2017
11/26/2017
11/27/2017
11/28/2017 0.01
11/29/2017 0.00
11/30/2017
12/1/2017 0.00
12/2/2017 0.00
12/3/2017 0.00
12/4/2017 0.00
12/5/2017 0.00
12/6/2017 0.00
12/7/2017 0.00
12/8/2017 0.00
12/9/2017 0.00
12/10/2017 0.00
12/11/2017 0.00
12/12/2017 0.00
12/13/2017 0.00
12/14/2017 M
12/15/2017 0.00
12/16/2017 0.00
12/17/2017 0.00
12/18/2017 0.00
12/19/2017 0.00
12/20/2017
12/21/2017
12/22/2017
12/23/2017
12/24/2017
12/25/2017
12/26/2017
12/27/2017
12/28/2017
12/29/2017
12/30/2017 T
12/31/2017 0.01
Day of YearDaily PrcpMultiday Prcp
1/1/2018 0.00
1/2/2018 0.00
1/3/2018 0.00
1/4/2018 0.00
1/5/2018 0.00
1/6/2018 0.00
1/7/2018 0.00
1/8/2018 T
1/9/2018 0.00
1/10/2018 0.00
1/11/2018 0.02
1/12/2018 0.00
1/13/2018 0.00
1/14/2018 0.00
1/15/2018 0.05
1/16/2018 0.04
1/17/2018 0.00
1/18/2018 0.00
1/19/2018 0.00
1/20/2018 0.00
1/21/2018 0.29
1/22/2018 0.13
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 0.03
2/2/2018 0.03
2/3/2018 0.00
2/4/2018 T
2/5/2018 0.03
2/6/2018
2/7/2018 0.00
2/8/2018 0.00
2/9/2018 T
2/10/2018 0.11
2/11/2018 0.04
2/12/2018 0.01
2/13/2018 T
2/14/2018 0.00
2/15/2018 0.00
2/16/2018 0.05
2/17/2018 0.00
2/18/2018 0.00
2/19/2018 0.03
2/20/2018 0.47
2/21/2018 0.00
2/22/2018 0.00
2/23/2018 0.00
2/24/2018 0.18
2/25/2018 0.00
2/26/2018 0.00
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 0.08
3/17/2018 0.00
3/18/2018 0.00
3/19/2018 0.56
3/20/2018 0.00
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 0.07
3/27/2018 0.62
3/28/2018 0.00
3/29/2018 0.42
3/30/2018 0.11
3/31/2018 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2018 0.07
4/2/2018 0.00
4/3/2018 0.00
4/4/2018 0.00
4/5/2018 0.00
4/6/2018 T
4/7/2018 0.35
4/8/2018 0.00
4/9/2018 0.08
4/10/2018 T
4/11/2018 0.00
4/12/2018 0.00
4/13/2018 T
4/14/2018 0.00
4/15/2018 0.00
4/16/2018 0.00
4/17/2018 0.00
4/18/2018 T
4/19/2018 0.00
4/20/2018 0.00
4/21/2018 0.24
4/22/2018 0.07
4/23/2018 0.00
4/24/2018 0.22
4/25/2018 0.25
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 0.01
5/2/2018 0.03
5/3/2018 1.16
5/4/2018 0.40
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 0.10
5/13/2018 0.25
5/14/2018 0.53
5/15/2018 0.02
5/16/2018 0.00
5/17/2018 0.00
5/18/2018 T
5/19/2018 0.91
5/20/2018 0.26
5/21/2018 0.10
5/22/2018 0.00
5/23/2018 0.30
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 0.05
5/30/2018 0.00
5/31/2018 0.21
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 0.03
6/17/2018 0.76
6/18/2018 0.62
6/19/2018 1.15
6/20/2018 0.06
6/21/2018 0.00
6/22/2018 0.00
6/23/2018 T
6/24/2018 0.00
6/25/2018 0.14
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 **
7/2/2018 **
7/3/2018 **
7/4/2018 **
7/5/2018 **
7/6/2018 **
7/7/2018 **
7/8/2018 0.05
7/9/2018 0.00
7/10/2018 0.00
7/11/2018 0.00
7/12/2018 0.00
7/13/2018 0.03
7/14/2018 0.00
7/15/2018 0.00
7/16/2018 0.39
7/17/2018 0.01
7/18/2018 T
7/19/2018 0.00
7/20/2018 0.00
7/21/2018 0.00
7/22/2018 0.00
7/23/2018 0.06
7/24/2018 0.94
7/25/2018 0.02
7/26/2018 0.38
7/27/2018 0.01
7/28/2018 0.04
7/29/2018 0.02
7/30/2018 T
7/31/2018 0.00
8/1/2018 0.00
8/2/2018 0.00
8/3/2018 T
8/4/2018 0.05
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 0.00
8/11/2018 0.00
8/12/2018 0.00
8/13/2018 0.00
8/14/2018 0.00
8/15/2018 0.52
8/16/2018 0.00
8/17/2018 0.00
8/18/2018 0.00
8/19/2018 0.08
8/20/2018 0.00
8/21/2018 0.01
8/22/2018 0.02
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 0.00
9/1/2018 T
9/2/2018 0.00
9/3/2018 0.00
9/4/2018 0.00
9/5/2018 0.88
9/6/2018 0.05
9/7/2018 0.00
9/8/2018 0.00
9/9/2018 T
9/10/2018 0.00
9/11/2018 0.00
9/12/2018 0.00
9/13/2018 0.00
9/14/2018 0.00
9/15/2018 0.00
9/16/2018 0.00
9/17/2018 0.00
9/18/2018 0.00
9/19/2018 0.00
9/20/2018 0.05
9/21/2018 0.00
9/22/2018 **
9/23/2018 **
9/24/2018 **
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
11/18/2017 10:00 AM 0.06 0.0 0.00 0.0 0.00
11/28/2017 9:00 AM 0.01 M M M M
11/29/2017 9:00 AM 0.00 0.0 M M M
12/1/2017 9:00 AM 0.00 0.0 M M M
12/2/2017 10:00 AM 0.00 0.0 M M M
12/3/2017 10:00 AM 0.00 0.0 M M M
12/4/2017 10:00 AM 0.00 0.0 M M M
12/5/2017 9:00 AM 0.00 0.0 M M M
12/6/2017 9:00 AM 0.00 0.0 M M M
12/7/2017 8:00 AM 0.00 0.0 M M M
12/8/2017 9:00 AM 0.00 0.0 M M M
12/9/2017 9:00 AM 0.00 0.0 M M M
12/10/2017 9:00 AM 0.00 0.0 M M M
12/11/2017 9:00 AM 0.00 0.0 M M M
12/12/2017 9:00 AM 0.00 0.0 M M M
12/13/2017 9:00 AM 0.00 0.0 M M M
12/14/2017 7:00 AM M 1.4 M 1.4 M Precipitation occurred some time between 10 pm local time the previous day and the observation time.
12/15/2017 9:00 AM 0.00 0.0 0.00 0.0 0.00
12/16/2017 9:00 AM 0.00 0.0 M M M
12/17/2017 9:00 AM 0.00 0.0 M M M
12/18/2017 7:00 AM 0.00 0.0 M M M Frost on grass and cars
12/19/2017 9:00 AM 0.00 0.0 M M M
12/30/2017 9:00 AM T T T T T
12/31/2017 9:00 AM 0.01 T T T T Light snow in progress
1/1/2018 9:00 AM 0.00 0.0 M M M
1/2/2018 9:00 AM 0.00 0.0 M M M
1/3/2018 9:00 AM 0.00 0.0 M M M
1/4/2018 9:00 AM 0.00 0.0 M M M
1/5/2018 9:00 AM 0.00 0.0 M M M
1/6/2018 9:00 AM 0.00 0.0 M M M
1/7/2018 9:00 AM 0.00 0.0 M M M
1/8/2018 10:00 AM T M M M M I noticed very light rain when I walked outside to check the gauge.
1/9/2018 9:00 AM 0.00 0.0 M M M
1/10/2018 9:00 AM 0.00 0.0 M M M
1/11/2018 9:00 AM 0.02 0.0 0.00 0.0 0.00 Rain observed at approximately 4 pm MST on 1/10/2018
1/12/2018 9:00 AM 0.00 0.0 M M M
1/13/2018 9:00 AM 0.00 0.0 M M M
1/14/2018 9:00 AM 0.00 0.0 M M M
1/15/2018 9:00 AM 0.05 0.9 M 1.0 M Snow in progress at time of observation
1/16/2018 9:00 AM 0.04 1.5 M 2.5 M
1/17/2018 9:00 AM 0.00 0.0 M 0.0 M
1/18/2018 9:00 AM 0.00 0.0 M M M
1/19/2018 9:00 AM 0.00 0.0 M M M
1/20/2018 9:00 AM 0.00 0.0 M M M
1/21/2018 7:00 AM 0.29 2.8 M 3.0 M Snowfall in progress at time of observation (fine particles)
1/22/2018 9:00 AM 0.13 2.3 M 4.0 M
1/23/2018 9:00 AM 0.00 0.0 M 3.5 M
1/24/2018 6:30 AM 0.00 0.0 M 3.5 M
1/25/2018 10:00 AM 0.00 0.0 M 3.0 M
1/26/2018 10:00 AM 0.00 0.0 M 2.5 M
1/27/2018 10:00 AM 0.00 0.0 M 2.5 M
1/28/2018 9:00 AM 0.00 0.0 M 2.5 M
1/29/2018 9:30 AM 0.00 0.0 M 2.0 M
1/30/2018 9:00 AM 0.00 0.0 M T M
1/31/2018 9:00 AM 0.00 0.0 M 0.0 M
2/1/2018 7:00 AM 0.03 0.2 M T M
2/2/2018 6:30 AM 0.03 0.2 M 0.5 M
2/3/2018 8:00 AM 0.00 0.0 M 0.0 M
2/4/2018 9:00 AM T T M T M
2/5/2018 9:00 AM 0.03 T M 0.0 M
2/7/2018 6:30 AM 0.00 0.0 M M M
2/8/2018 9:00 AM 0.00 0.0 M M M
2/9/2018 10:00 AM T T M T M
2/10/2018 10:00 AM 0.11 1.5 M 1.5 M
2/11/2018 9:00 AM 0.04 0.5 M 1.5 M
2/12/2018 10:00 AM 0.01 0.1 M 1.0 M
2/13/2018 9:30 AM T T M 1.0 M
2/14/2018 9:00 AM 0.00 0.0 M 0.0 M
2/15/2018 9:00 AM 0.00 0.0 M 0.0 M
2/16/2018 7:00 AM 0.05 0.5 M 0.5 M
2/17/2018 9:00 AM 0.00 0.0 M 0.0 M
2/18/2018 9:00 AM 0.00 0.0 M 0.0 M
2/19/2018 9:00 AM 0.03 0.9 M 0.9 M
2/20/2018 7:00 AM 0.47 7.2 M 5.5 M
2/21/2018 9:00 AM 0.00 0.0 M 5.5 M
2/22/2018 9:00 AM 0.00 0.0 M 5.0 M
2/23/2018 10:00 AM 0.00 0.0 M 4.5 M
2/24/2018 10:00 AM 0.18 2.7 M 6.5 M
2/25/2018 10:00 AM 0.00 0.0 M 4.5 M
2/26/2018 7:00 AM 0.00 0.0 M 3.0 M
2/27/2018 9:00 AM 0.00 0.0 M 1.0 M
2/28/2018 9:00 AM 0.00 0.0 M 0.0 M
3/1/2018 8:00 AM 0.00 0.0 M 0.0 M
3/2/2018 9:00 AM 0.00 0.0 M 0.0 M
3/3/2018 9:00 AM 0.00 0.0 M 0.0 M
3/4/2018 9:00 AM 0.00 0.0 M 0.0 M
3/5/2018 8:00 AM 0.00 0.0 M 0.0 M
3/6/2018 9:00 AM 0.00 0.0 M 0.0 M
3/7/2018 9:00 AM 0.00 0.0 M 0.0 M
3/8/2018 9:00 AM 0.00 0.0 M 0.0 M
3/9/2018 9:00 AM 0.00 0.0 M 0.0 M
3/10/2018 9:00 AM 0.00 0.0 M 0.0 M
3/11/2018 9:00 AM 0.00 0.0 M 0.0 M
3/12/2018 10:00 AM 0.00 0.0 M 0.0 M
3/13/2018 10:00 AM 0.00 0.0 M 0.0 M
3/14/2018 10:00 AM 0.00 0.0 M 0.0 M
3/15/2018 8:00 AM 0.00 0.0 M 0.0 M
3/16/2018 9:00 AM 0.08 0.0 M 0.0 M Thunder at 7:36 pm MDT on 3/15/18
3/17/2018 9:00 AM 0.00 0.0 M 0.0 M
3/18/2018 10:00 AM 0.00 0.0 M 0.0 M
3/19/2018 6:30 AM 0.56 0.5 M 0.5 M
3/20/2018 7:00 AM 0.00 0.0 M 0.0 M
3/21/2018 9:00 AM 0.00 0.0 M 0.0 M
3/22/2018 9:00 AM 0.00 0.0 M 0.0 M
3/23/2018 9:00 AM 0.00 0.0 M 0.0 M
3/24/2018 9:00 AM 0.00 0.0 M 0.0 M
3/25/2018 9:00 AM 0.00 0.0 M 0.0 M
3/26/2018 9:00 AM 0.07 0.0 M 0.0 M
3/27/2018 7:00 AM 0.62 2.5 M 2.5 M
3/28/2018 9:00 AM 0.00 0.0 M 0.0 M
3/29/2018 9:00 AM 0.42 1.2 M 1.0 M
3/30/2018 8:00 AM 0.11 0.0 M 0.0 M Snowflakes observed but did not accumulate on ground
3/31/2018 9:00 AM 0.00 0.0 M 0.0 M
4/1/2018 9:30 AM 0.07 0.2 M 0.0 M
4/2/2018 9:00 AM 0.00 0.0 M 0.0 M
4/3/2018 9:00 AM 0.00 0.0 M 0.0 M
4/4/2018 9:00 AM 0.00 0.0 M 0.0 M
4/5/2018 8:00 AM 0.00 0.0 M 0.0 M
4/6/2018 8:45 AM T 0.0 0.00 0.0 M Very light snow
4/7/2018 9:00 AM 0.35 3.2 M 3.0 M
4/8/2018 9:00 AM 0.00 0.0 M 0.0 M
4/9/2018 7:45 AM 0.08 0.1 M 0.0 M Snow in progress
4/10/2018 8:00 AM T T M 0.0 M
4/11/2018 9:00 AM 0.00 0.0 M 0.0 M
4/12/2018 9:00 AM 0.00 0.0 M 0.0 M
4/13/2018 9:00 AM T 0.0 M 0.0 M Sleet observed around 3:00 a.m. on 4/13/18
4/14/2018 7:00 AM 0.00 0.0 M 0.0 M
4/15/2018 9:00 AM 0.00 0.0 M 0.0 M
4/16/2018 8:00 AM 0.00 0.0 M 0.0 M
4/17/2018 9:00 AM 0.00 0.0 M 0.0 M
4/18/2018 9:00 AM T 0.0 M 0.0 M
4/19/2018 9:00 AM 0.00 0.0 M 0.0 M
4/20/2018 9:00 AM 0.00 0.0 M 0.0 M
4/21/2018 9:00 AM 0.24 0.2 M 0.0 M
4/22/2018 10:00 AM 0.07 0.0 M 0.0 M
4/23/2018 8:00 AM 0.00 0.0 M 0.0 M
4/24/2018 9:00 AM 0.22 0.2 M 0.0 M
4/25/2018 9:00 AM 0.25 0.0 M 0.0 M
4/26/2018 9:00 AM 0.00 0.0 M 0.0 M
4/27/2018 8:00 AM 0.00 0.0 M 0.0 M
4/28/2018 9:00 AM 0.00 0.0 M 0.0 M
4/29/2018 9:00 AM 0.00 0.0 M 0.0 M
4/30/2018 9:00 AM 0.00 0.0 M 0.0 M
5/1/2018 10:00 AM 0.01 0.0 M 0.0 M
5/2/2018 6:30 AM 0.03 0.0 M 0.0 M
5/3/2018 8:30 AM 1.16 0.0 M 0.0 M
5/4/2018 9:00 AM 0.40 0.0 M 0.0 M
5/5/2018 7:00 AM 0.00 0.0 M 0.0 M
5/6/2018 8:30 AM 0.00 0.0 M 0.0 M
5/7/2018 7:00 AM 0.00 0.0 M M M
5/8/2018 7:00 AM 0.00 0.0 M M M
5/9/2018 7:00 AM 0.00 0.0 M M M
5/10/2018 7:00 AM 0.00 0.0 M M M
5/11/2018 9:00 AM 0.00 0.0 M 0.0 M
5/12/2018 5:50 AM 0.10 0.0 M 0.0 M
5/13/2018 7:30 AM 0.25 0.0 M 0.0 M
5/14/2018 9:00 AM 0.53 0.0 M 0.0 M Thunder observed
5/15/2018 8:00 AM 0.02 0.0 M 0.0 M
5/16/2018 8:00 AM 0.00 0.0 M 0.0 M
5/17/2018 8:00 AM 0.00 0.0 M 0.0 M
5/18/2018 8:00 AM T 0.0 M 0.0 M
5/19/2018 8:00 AM 0.91 0.0 M 0.0 M Thunder observed. Pea-sized hail fell on 5/18/2018 at 15:15 and 16:30.
5/20/2018 8:43 AM 0.26 0.0 M 0.0 M
5/21/2018 9:00 AM 0.10 0.0 M 0.0 M
5/22/2018 8:00 AM 0.00 0.0 M M M
5/23/2018 8:00 AM 0.30 0.0 M 0.0 M Pea-sized hail on 5/22/18 at 18:45 MDT
5/24/2018 8:00 AM 0.00 0.0 M M M
5/25/2018 8:00 AM 0.00 0.0 M M M
5/26/2018 8:00 AM 0.00 0.0 M M M
5/27/2018 9:00 AM 0.00 0.0 M M M
5/28/2018 9:00 AM 0.00 0.0 M M M
5/29/2018 8:00 AM 0.05 0.0 M 0.0 M Unknown if it hailed at this station, but pea-sized hail observed at CO 66 and 75th St. in Boulder county at 16:20 on 5/28/18
5/30/2018 8:00 AM 0.00 0.0 M M M
5/31/2018 8:00 AM 0.21 M M M M Thunder observed
6/1/2018 8:00 AM 0.00 0.0 M M M
6/2/2018 9:00 AM 0.00 0.0 M M M
6/3/2018 6:00 AM 0.00 0.0 M M M
6/4/2018 8:00 AM 0.00 0.0 M M M
6/5/2018 8:00 AM 0.00 0.0 M M M
6/6/2018 8:00 AM 0.00 0.0 M M M Thunder observed
6/7/2018 8:00 AM 0.00 0.0 M M M
6/8/2018 8:00 AM 0.00 0.0 M M M
6/9/2018 8:00 AM 0.00 0.0 M M M
6/10/2018 9:00 AM 0.00 0.0 M M M
6/11/2018 9:00 AM 0.00 0.0 M M M
6/12/2018 8:00 AM 0.00 0.0 M M M
6/13/2018 8:00 AM 0.00 0.0 M M M
6/14/2018 8:00 AM 0.00 0.0 M M M
6/15/2018 8:00 AM 0.00 0.0 M M M
6/16/2018 9:00 AM 0.03 M M M M
6/17/2018 9:00 AM 0.76 M M M M Pea-sized hail occurred at approximately 13:30 MDT on 6/16/18
6/18/2018 8:00 AM 0.62 M M M M
6/19/2018 8:00 AM 1.15 M M M M Pea-sized hail at multiple intervals from 18:30 to 19:30 MDT on 6/18/18. Golf ball sized hail observed at 18:05 MDT on 6/18/18 near 55th St. and Pearl Parkway.
6/20/2018 7:20 AM 0.06 M M M M
6/21/2018 8:00 AM 0.00 0.0 M M M
6/22/2018 9:00 AM 0.00 0.0 M M M
6/23/2018 8:00 AM T M M M M
6/24/2018 8:00 AM 0.00 0.0 M M M
6/25/2018 7:00 AM 0.14 0.0 M M M Thunder observed.
6/26/2018 8:00 AM 0.00 0.0 M M M
6/27/2018 8:00 AM 0.00 0.0 M M M
6/28/2018 8:00 AM 0.00 0.0 M M M
6/29/2018 8:00 AM 0.00 0.0 M M M
6/30/2018 7:00 AM 0.00 0.0 M M M
7/9/2018 8:00 AM 0.00 0.0 M M M
7/10/2018 8:00 AM 0.00 0.0 M M M
7/11/2018 8:00 AM 0.00 0.0 M M M
7/12/2018 8:00 AM 0.00 0.0 M M M
7/13/2018 9:00 AM 0.03 M M M M
7/14/2018 8:00 AM 0.00 0.0 M M M
7/15/2018 9:00 AM 0.00 0.0 M M M
7/16/2018 9:00 AM 0.39 M M M M
7/17/2018 7:00 AM 0.01 M M M M
7/18/2018 8:00 AM T M M M M
7/19/2018 8:00 AM 0.00 0.0 M M M
7/20/2018 9:00 AM 0.00 0.0 M M M
7/21/2018 9:00 AM 0.00 0.0 M M M
7/22/2018 8:00 AM 0.00 0.0 M M M
7/23/2018 8:00 AM 0.06 M M M M Thunder observed at 15:15 and 16:30 MDT on 7/22/2018
7/24/2018 7:45 AM 0.94 M M M M
7/25/2018 8:00 AM 0.02 M M M M
7/26/2018 8:00 AM 0.38 M M M M Rain was very intense for a short period of time around 19:00 MT. No thunder or lightning observed.
7/27/2018 9:00 AM 0.01 M M M M
7/28/2018 9:00 AM 0.04 M M M M
7/29/2018 10:00 AM 0.02 M M M M
7/30/2018 9:00 AM T M M M M
7/31/2018 8:00 AM 0.00 0.0 M M M
8/1/2018 7:30 AM 0.00 0.0 M M M
8/2/2018 8:00 AM 0.00 0.0 M M M
8/3/2018 9:30 AM T M M M M
8/4/2018 8:45 AM 0.05 M M M M
8/5/2018 9:00 AM 0.00 0.0 M M M
8/6/2018 9:00 AM 0.00 0.0 M M M
8/7/2018 7:30 AM 0.00 0.0 M M M
8/8/2018 8:00 AM 0.00 0.0 M M M
8/9/2018 8:00 AM 0.00 0.0 M M M
8/10/2018 9:00 AM 0.00 0.0 M M M
8/11/2018 9:00 AM 0.00 0.0 M M M
8/12/2018 9:00 AM 0.00 0.0 M M M
8/13/2018 9:00 AM 0.00 0.0 M M M
8/14/2018 7:00 AM 0.00 0.0 M M M
8/15/2018 7:40 AM 0.52 M M M M
8/16/2018 8:00 AM 0.00 0.0 M M M
8/17/2018 9:00 AM 0.00 0.0 M M M
8/18/2018 9:00 AM 0.00 0.0 M M M
8/19/2018 8:30 AM 0.08 M M M M Thunder and cloud to ground lightning observed less than 0.5 miles to the west at approximately 8 p.m. MDT on 8/18/18.
8/20/2018 8:00 AM 0.00 0.0 M M M
8/21/2018 8:00 AM 0.01 M M M M
8/22/2018 8:00 AM 0.02 M M M M
8/23/2018 8:00 AM 0.00 0.0 M M M
8/24/2018 7:30 AM 0.00 0.0 M M M
8/25/2018 8:00 AM 0.00 0.0 M M M
8/26/2018 9:00 AM 0.00 0.0 M M M
8/27/2018 9:00 AM 0.00 0.0 M M M
8/28/2018 8:00 AM 0.00 0.0 M M M
8/29/2018 8:00 AM 0.00 0.0 M M M
8/30/2018 8:00 AM 0.00 0.0 M M M
8/31/2018 8:30 AM 0.00 0.0 M M M
9/1/2018 8:30 AM T M M M M
9/2/2018 8:00 AM 0.00 0.0 M M M
9/3/2018 7:15 AM 0.00 0.0 M M M
9/4/2018 7:00 AM 0.00 0.0 M M M
9/5/2018 7:30 AM 0.88 M M M M Thunder observed
9/6/2018 7:00 AM 0.05 M M M M
9/7/2018 7:00 AM 0.00 0.0 M M M
9/8/2018 7:00 AM 0.00 0.0 M M M
9/9/2018 7:30 AM T M M M M
9/10/2018 7:00 AM 0.00 0.0 M M M
9/11/2018 8:00 AM 0.00 0.0 M M M
9/12/2018 7:00 AM 0.00 0.0 M M M
9/13/2018 7:00 AM 0.00 0.0 M M M
9/14/2018 7:00 AM 0.00 0.0 M M M
9/15/2018 7:00 AM 0.00 0.0 M M M
9/16/2018 9:00 AM 0.00 0.0 M M M
9/17/2018 7:00 AM 0.00 0.0 M M M
9/18/2018 7:00 AM 0.00 0.0 M M M
9/19/2018 7:00 AM 0.00 0.0 M M M
9/20/2018 7:00 AM 0.05 M M M M
9/21/2018 8:00 AM 0.00 0.0 M M M
9/26/2018 7:00 AM 0.00 0.0 M M M
9/27/2018 8:00 AM 0.00 0.0 M M M
9/28/2018 7:00 AM 0.00 0.0 M M M
9/29/2018 7:54 AM 0.00 0.0 M M M
9/30/2018 7:00 AM 0.00 0.0 M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
7/1/2018 7/08/2018 8:00 AM 8 0.05 0.0 0.00
9/22/2018 9/25/2018 8:00 AM 4 0.00 0.0 0.00



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