Station Overview Station Location
Station Number MT-MH-18 Latitude 46.4713527777778
Station Name Roundup 1.8 NNE Longitude -108.520797222222
County Musselshell Elevation (ft) 3319



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 18 0.97 0.56 31 0.56 31 0.00 0 0 8 5 0.0 0 0
Nov 18 0.41 0.20 30 0.20 30 0.00 0 0 4 5 2.0 3 2
Dec 18 0.40 0.36 31 0.36 31 0.00 0 0 4 6 5.1 5 9
Jan 19 0.36 0.34 31 0.34 31 0.00 0 0 4 3 6.1 5 11
Feb 19 0.32 1.22 27 1.22 27 0.00 0 0 15 5 28.7 17 25
March 19 0.71 0.26 31 0.26 31 0.00 0 0 5 1 3.3 4 23
April 19 1.39 2.98 30 2.98 30 0.00 0 0 10 6 0.4 2 1
May 19 2.30 4.29 31 4.05 27 0.24 4 1 13 4 0.5 2 0
June 19 2.62 1.74 30 1.10 22 0.64 8 1 7 1 0.0 0 0
July 19 1.60 1.60 31 1.60 31 0.00 0 0 13 4 0.0 0 0
Aug 19 1.13 0.61 31 0.41 24 0.20 7 1 5 2 0.0 0 0
Sept 19 1.21 2.60 30 1.14 21 1.46 9 2 7 1 0.0 0 0
Water Year Totals: 13.42" 16.76" 364 days 14.22" 336 2.54" 28 days 5 95 days 43 days 46.1" 38 days 71 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
10/1/2018 0.10
10/2/2018 0.00
10/3/2018 0.02
10/4/2018 0.00
10/5/2018 0.18
10/6/2018 0.00
10/7/2018 0.00
10/8/2018 0.00
10/9/2018 0.00
10/10/2018 0.02
10/11/2018 0.01
10/12/2018 0.06
10/13/2018 0.00
10/14/2018 T
10/15/2018 T
10/16/2018 0.00
10/17/2018 0.00
10/18/2018 0.00
10/19/2018 0.00
10/20/2018 0.00
10/21/2018 0.00
10/22/2018 0.00
10/23/2018 0.00
10/24/2018 0.00
10/25/2018 T
10/26/2018 0.00
10/27/2018 T
10/28/2018 T
10/29/2018 0.15
10/30/2018 0.02
10/31/2018 0.00
11/1/2018 0.00
11/2/2018 0.02
11/3/2018 0.00
11/4/2018 T
11/5/2018 0.00
11/6/2018 0.00
11/7/2018 0.05
11/8/2018 0.08
11/9/2018 0.00
11/10/2018 0.00
11/11/2018 0.00
11/12/2018 T
11/13/2018 0.00
11/14/2018 0.00
11/15/2018 0.00
11/16/2018 T
11/17/2018 0.05
11/18/2018 0.00
11/19/2018 0.00
11/20/2018 0.00
11/21/2018 0.00
11/22/2018 0.00
11/23/2018 0.00
11/24/2018 T
11/25/2018 T
11/26/2018 0.00
11/27/2018 0.00
11/28/2018 0.00
11/29/2018 0.00
11/30/2018 0.00
12/1/2018 T
12/2/2018 0.10
12/3/2018 0.01
12/4/2018 0.00
12/5/2018 0.00
12/6/2018 0.00
12/7/2018 0.00
12/8/2018 0.00
12/9/2018 0.00
12/10/2018 0.00
12/11/2018 T
12/12/2018 0.00
12/13/2018 0.00
12/14/2018 0.00
12/15/2018 0.00
12/16/2018 0.00
12/17/2018 0.00
12/18/2018 0.00
12/19/2018 0.00
12/20/2018 0.00
12/21/2018 T
12/22/2018 0.00
12/23/2018 0.00
12/24/2018 0.00
12/25/2018 0.01
12/26/2018 0.24
12/27/2018 T
12/28/2018 T
12/29/2018 0.00
12/30/2018 0.00
12/31/2018 T
Day of YearDaily PrcpMultiday Prcp
1/1/2019 0.00
1/2/2019 0.00
1/3/2019 0.00
1/4/2019 0.00
1/5/2019 0.00
1/6/2019 0.00
1/7/2019 0.00
1/8/2019 T
1/9/2019 0.00
1/10/2019 0.00
1/11/2019 0.00
1/12/2019 0.00
1/13/2019 0.00
1/14/2019 0.00
1/15/2019 0.00
1/16/2019 0.00
1/17/2019 0.00
1/18/2019 0.08
1/19/2019 T
1/20/2019 0.00
1/21/2019 0.18
1/22/2019 0.04
1/23/2019 0.00
1/24/2019 0.04
1/25/2019 0.00
1/26/2019 0.00
1/27/2019 0.00
1/28/2019 T
1/29/2019 0.00
1/30/2019 0.00
1/31/2019 0.00
2/1/2019 0.00
2/2/2019 0.00
2/3/2019 0.08
2/4/2019 0.13
2/5/2019 0.02
2/6/2019 0.10
2/7/2019 T
2/8/2019 T
2/9/2019 T
2/10/2019 0.01
2/11/2019 0.05
2/12/2019 T
2/13/2019
2/14/2019 0.03
2/15/2019 0.17
2/16/2019 0.00
2/17/2019 0.10
2/18/2019 0.02
2/19/2019 T
2/20/2019 0.00
2/21/2019 0.03
2/22/2019 0.00
2/23/2019 0.00
2/24/2019 0.00
2/25/2019 0.21
2/26/2019 0.08
2/27/2019 0.04
2/28/2019 0.15
3/1/2019 0.07
3/2/2019 0.06
3/3/2019 0.00
3/4/2019 0.00
3/5/2019 0.00
3/6/2019 0.00
3/7/2019 0.01
3/8/2019 0.01
3/9/2019 0.00
3/10/2019 0.00
3/11/2019 0.00
3/12/2019 0.00
3/13/2019 0.00
3/14/2019 0.00
3/15/2019 0.00
3/16/2019 0.00
3/17/2019 0.00
3/18/2019 0.00
3/19/2019 0.00
3/20/2019 0.00
3/21/2019 0.00
3/22/2019 0.00
3/23/2019 0.00
3/24/2019 0.00
3/25/2019 0.00
3/26/2019 0.00
3/27/2019 0.00
3/28/2019 T
3/29/2019 0.11
3/30/2019 0.00
3/31/2019 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2019 T
4/2/2019 0.00
4/3/2019 0.00
4/4/2019 0.00
4/5/2019 T
4/6/2019 0.00
4/7/2019 0.00
4/8/2019 0.12
4/9/2019 0.65
4/10/2019 0.56
4/11/2019 0.05
4/12/2019 0.00
4/13/2019 0.00
4/14/2019 0.00
4/15/2019 T
4/16/2019 0.00
4/17/2019 0.03
4/18/2019 T
4/19/2019 0.00
4/20/2019 0.00
4/21/2019 0.97
4/22/2019 0.01
4/23/2019 0.00
4/24/2019 0.00
4/25/2019 T
4/26/2019 0.00
4/27/2019 0.18
4/28/2019 0.39
4/29/2019 0.02
4/30/2019 T
5/1/2019 0.02
5/2/2019 0.00
5/3/2019 T
5/4/2019 0.00
5/5/2019 0.25
5/6/2019 0.05
5/7/2019 0.01
5/8/2019 0.00
5/9/2019 T
5/10/2019 0.00
5/11/2019 0.08
5/12/2019 0.00
5/13/2019 0.00
5/14/2019 0.00
5/15/2019 0.05
5/16/2019 0.04
5/17/2019 0.62
5/18/2019 0.45
5/19/2019 0.19
5/20/2019 0.02
5/21/2019 **
5/22/2019 **
5/23/2019 **
5/24/2019 0.24
5/25/2019 0.00
5/26/2019 T
5/27/2019 2.13
5/28/2019 0.14
5/29/2019 0.00
5/30/2019 0.00
5/31/2019 T
6/1/2019 0.00
6/2/2019 0.00
6/3/2019 0.00
6/4/2019 0.00
6/5/2019 0.00
6/6/2019 0.00
6/7/2019 0.00
6/8/2019 0.20
6/9/2019 0.11
6/10/2019 0.00
6/11/2019 0.19
6/12/2019 **
6/13/2019 **
6/14/2019 **
6/15/2019 **
6/16/2019 **
6/17/2019 **
6/18/2019 **
6/19/2019 0.64
6/20/2019 0.00
6/21/2019 0.31
6/22/2019 0.04
6/23/2019 0.22
6/24/2019 0.03
6/25/2019 0.00
6/26/2019 0.00
6/27/2019 T
6/28/2019 0.00
6/29/2019 0.00
6/30/2019 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2019 T
7/2/2019 0.04
7/3/2019 0.04
7/4/2019 0.07
7/5/2019 0.14
7/6/2019 0.08
7/7/2019 0.00
7/8/2019 0.08
7/9/2019 0.23
7/10/2019 0.12
7/11/2019 0.00
7/12/2019 0.52
7/13/2019 0.09
7/14/2019 T
7/15/2019 0.04
7/16/2019 0.08
7/17/2019 0.00
7/18/2019 0.00
7/19/2019 0.00
7/20/2019 0.00
7/21/2019 0.00
7/22/2019 0.00
7/23/2019 0.00
7/24/2019 0.07
7/25/2019 0.00
7/26/2019 0.00
7/27/2019 0.00
7/28/2019 0.00
7/29/2019 T
7/30/2019 0.00
7/31/2019 T
8/1/2019 0.00
8/2/2019 0.02
8/3/2019 T
8/4/2019 0.00
8/5/2019 0.00
8/6/2019 0.00
8/7/2019 0.00
8/8/2019 0.00
8/9/2019 0.00
8/10/2019 T
8/11/2019 0.01
8/12/2019 0.15
8/13/2019 0.00
8/14/2019 0.00
8/15/2019 0.00
8/16/2019 0.00
8/17/2019 0.20
8/18/2019 0.03
8/19/2019 0.00
8/20/2019 0.00
8/21/2019 **
8/22/2019 **
8/23/2019 **
8/24/2019 **
8/25/2019 **
8/26/2019 **
8/27/2019 0.20
8/28/2019 0.00
8/29/2019 0.00
8/30/2019 0.00
8/31/2019 0.00
9/1/2019 0.00
9/2/2019 0.00
9/3/2019 0.00
9/4/2019 0.00
9/5/2019 0.00
9/6/2019 0.00
9/7/2019 0.23
9/8/2019 **
9/9/2019 **
9/10/2019 0.16
9/11/2019 0.07
9/12/2019 0.13
9/13/2019 0.00
9/14/2019 T
9/15/2019 0.00
9/16/2019 0.00
9/17/2019 **
9/18/2019 **
9/19/2019 **
9/20/2019 **
9/21/2019 **
9/22/2019 1.30
9/23/2019 0.00
9/24/2019 0.00
9/25/2019 0.00
9/26/2019 0.00
9/27/2019 0.02
9/28/2019 0.14
9/29/2019 0.44
9/30/2019 0.11



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2018 8:00 AM 0.10 M M M M Snow began about 9:30 a.m., with about 1/2" accumulated before it melted late afternoon.
10/2/2018 8:00 AM 0.00 0.0 M M M
10/3/2018 8:00 AM 0.02 M M M M
10/4/2018 8:00 AM 0.00 0.0 M M M
10/5/2018 8:00 AM 0.18 M M M M
10/6/2018 8:00 AM 0.00 0.0 M M M
10/7/2018 8:00 AM 0.00 0.0 M M M
10/8/2018 8:00 AM 0.00 0.0 M M M
10/9/2018 8:00 AM 0.00 0.0 M M M
10/10/2018 8:00 AM 0.02 M M M M Snow mixing with rain from about 6:30 a.m., but no accumulation. Still snowing lightly at 8:00 a.m.
10/11/2018 8:00 AM 0.01 M M M M Rain/snow mix falling at 8:00 a.m. yesterday; light snow showers off and on all day.
10/12/2018 8:00 AM 0.06 M M M M
10/13/2018 8:00 AM 0.00 0.0 M M M
10/14/2018 8:00 AM T M M M M Short snowshower
10/15/2018 8:00 AM T M M M M Brief light shower
10/16/2018 8:00 AM 0.00 0.0 M M M
10/17/2018 8:00 AM 0.00 0.0 M M M
10/18/2018 8:00 AM 0.00 0.0 M M M
10/19/2018 8:00 AM 0.00 0.0 M M M
10/20/2018 8:00 AM 0.00 0.0 M M M
10/21/2018 8:00 AM 0.00 0.0 M M M
10/22/2018 8:00 AM 0.00 0.0 M M M
10/23/2018 8:00 AM 0.00 0.0 M M M
10/24/2018 8:00 AM 0.00 0.0 M M M
10/25/2018 8:00 AM T M M M M Very light sprinkle
10/26/2018 8:00 AM 0.00 0.0 M M M
10/27/2018 8:00 AM T M M M M Sprinkling through 8:00 a.m.
10/28/2018 8:00 AM T 0.0 M M M Sprinkling at 8:00 a.m. yesterday
10/29/2018 8:00 AM 0.15 M M M M Still raining at 8:00 a.m. this morning
10/30/2018 8:00 AM 0.02 M M M M Raining at 8:00 a.m. yesterday; sprinkles on and off through day.
10/31/2018 8:00 AM 0.00 0.0 M M M
11/1/2018 8:00 AM 0.00 0.0 M M M
11/2/2018 8:00 AM 0.02 M M M M
11/3/2018 8:00 AM 0.00 0.0 M M M
11/4/2018 8:00 AM T M M M M Very light misting off and on.
11/5/2018 8:00 AM 0.00 0.0 M M M
11/6/2018 8:00 AM 0.00 0.0 M M M
11/7/2018 8:00 AM 0.05 0.5 M M M Still snowing at 8:00 a.m. today
11/8/2018 8:00 AM 0.08 1.0 M 1.5 M It was snowing at 8:00 a.m yesterday
11/9/2018 8:00 AM 0.00 0.0 M M M
11/10/2018 8:00 AM 0.00 0.0 M M M
11/11/2018 8:00 AM 0.00 0.0 M M M
11/12/2018 8:00 AM T T M T M Just a few flakes fell in the morning; more came at about 8:30 p.m.
11/13/2018 8:00 AM 0.00 0.0 M M M
11/14/2018 8:00 AM 0.00 0.0 M M M
11/15/2018 8:00 AM 0.00 0.0 M M M
11/16/2018 8:00 AM T M M M M
11/17/2018 8:00 AM 0.05 0.5 M 0.5 M Rain changed to snow at 12:30 p.m.
11/18/2018 8:00 AM 0.00 0.0 M M M
11/19/2018 8:00 AM 0.00 0.0 M M M
11/20/2018 8:00 AM 0.00 0.0 M M M
11/21/2018 8:00 AM 0.00 0.0 M M M
11/22/2018 8:00 AM 0.00 0.0 M M M
11/23/2018 8:00 AM 0.00 0.0 M M M
11/24/2018 8:00 AM T T M M M Brief snow shower
11/25/2018 8:00 AM T T M M M
11/26/2018 8:00 AM 0.00 0.0 M M M
11/27/2018 8:00 AM 0.00 0.0 M M M
11/28/2018 8:00 AM 0.00 0.0 M M M
11/29/2018 8:00 AM 0.00 0.0 M M M
11/30/2018 8:00 AM 0.00 0.0 M M M
12/1/2018 8:00 AM T T M T M
12/2/2018 2:00 PM 0.10 1.2 M 0.5 M Snow measurement an estimate - some melted as it fell.
12/3/2018 8:30 AM 0.01 0.1 M 0.5 M
12/4/2018 8:00 AM 0.00 0.0 M 0.5 M
12/5/2018 8:00 AM 0.00 0.0 M M M
12/6/2018 8:00 AM 0.00 0.0 M M M
12/7/2018 8:00 AM 0.00 0.0 M M M
12/8/2018 8:00 AM 0.00 0.0 M M M
12/9/2018 8:00 AM 0.00 0.0 M M M
12/10/2018 8:00 AM 0.00 0.0 M M M
12/11/2018 8:00 AM T M M M M A bit of freezing rain overnight
12/12/2018 8:00 AM 0.00 0.0 M M M
12/13/2018 8:00 AM 0.00 0.0 M M M
12/14/2018 8:00 AM 0.00 0.0 M M M Wind has been howling the past few days - gusts probably greater than 40 mph.
12/15/2018 8:00 AM 0.00 0.0 M M M
12/16/2018 8:00 AM 0.00 0.0 M M M
12/17/2018 8:00 AM 0.00 0.0 M M M
12/18/2018 8:00 AM 0.00 0.0 M M M
12/19/2018 8:00 AM 0.00 0.0 M M M
12/20/2018 8:00 AM 0.00 0.0 M M M
12/21/2018 8:00 AM T M M M M
12/22/2018 8:00 AM 0.00 0.0 M M M
12/23/2018 8:00 AM 0.00 0.0 M M M
12/24/2018 8:00 AM 0.00 0.0 M M M
12/25/2018 8:00 AM 0.01 0.2 M 0.2 M
12/26/2018 8:30 AM 0.24 3.5 M 3.5 M Some drifting occurred.
12/27/2018 8:00 AM T T M 3.0 M
12/28/2018 8:00 AM T T M 3.0 M Very light snow off and on all day and night.
12/29/2018 8:00 AM 0.00 0.0 M 3.0 M
12/30/2018 8:00 AM 0.00 0.0 M M M Strong winds overnight - gusts to about 40mph
12/31/2018 10:00 AM T 0.1 M 2.0 M Very light dry snow with lots of wind - started with brief rain shower
1/1/2019 8:00 AM 0.00 0.0 M 2.0 M
1/2/2019 8:00 AM 0.00 0.0 M 1.0 M Warm wind all night
1/3/2019 8:00 AM 0.00 0.0 M 0.5 M
1/4/2019 8:00 AM 0.00 0.0 M M M
1/5/2019 8:00 AM 0.00 0.0 M M M
1/6/2019 8:00 AM 0.00 0.0 M M M
1/7/2019 8:00 AM 0.00 0.0 M M M
1/8/2019 8:00 AM T 0.2 M M M Snow melted by 10:00 a.m.
1/9/2019 8:00 AM 0.00 0.0 M M M
1/10/2019 8:00 AM 0.00 0.0 M M M
1/11/2019 8:00 AM 0.00 0.0 M M M
1/12/2019 8:00 AM 0.00 0.0 M M M
1/13/2019 8:00 AM 0.00 0.0 M M M
1/14/2019 8:00 AM 0.00 0.0 M M M
1/15/2019 8:00 AM 0.00 0.0 M M M
1/16/2019 8:00 AM 0.00 0.0 M M M
1/17/2019 8:00 AM 0.00 0.0 M M M Freezing fog began about 11:00 p.m. and was heavy at 8:00 a.m. with 100% frost coverage.
1/18/2019 8:00 AM 0.08 1.2 M 1.0 M
1/19/2019 8:00 AM T T M 1.0 M
1/20/2019 8:00 AM 0.00 0.0 M M M Warm wind overnight melted all the snow on the ground.
1/21/2019 8:00 AM 0.18 2.8 M 3.0 M Still snowing at 8:00 a.m.
1/22/2019 8:00 AM 0.04 0.6 M 3.0 M
1/23/2019 8:00 AM 0.00 0.0 M 2.0 M
1/24/2019 8:00 AM 0.04 1.3 M 2.5 M
1/25/2019 8:00 AM 0.00 0.0 M 2.5 M
1/26/2019 8:00 AM 0.00 0.0 M 2.0 M
1/27/2019 8:00 AM 0.00 0.0 M M M Chinook wind, very strong, has melted all the snow on the ground.
1/28/2019 8:00 AM T M M M M
1/29/2019 8:00 AM 0.00 0.0 M M M
1/30/2019 8:00 AM 0.00 0.0 M M M
1/31/2019 8:00 AM 0.00 0.0 M M M
2/1/2019 8:00 AM 0.00 0.0 M M M
2/2/2019 8:00 AM 0.00 0.0 M M M
2/3/2019 10:30 AM 0.08 1.6 M 1.6 M Some drifting, wind still blowing and temperature about -2 degrees F.
2/4/2019 8:00 AM 0.13 2.3 M 4.0 M
2/5/2019 8:00 AM 0.02 0.4 M 4.0 M Very light dry snow off and on all day and night.
2/6/2019 8:00 AM 0.10 1.8 M 4.5 M Was snowing lightly yesterday at 8:00 a.m.
2/7/2019 8:00 AM T 0.1 M 4.5 M
2/8/2019 8:00 AM T T M 4.5 M
2/9/2019 8:00 AM T 0.1 M 4.5 M Light snow still falling at 8:00 a.m.
2/10/2019 8:00 AM 0.01 0.3 M 4.5 M Frigid
2/11/2019 8:00 AM 0.05 1.0 M 5.0 M Snow fell sometime during the night.
2/12/2019 8:00 AM T T M 5.0 M Light flurry sometime during night
2/14/2019 8:00 AM 0.03 1.0 M 5.5 M Difficult to judge new snow accumulation and total snow because of drifting.
2/15/2019 10:00 AM 0.17 2.5 M 7.0 M Snow began sometime during the night, and ended at 10:00 a.m.
2/16/2019 8:00 AM 0.00 0.0 M 6.5 M Snow settled some during day.
2/17/2019 11:00 AM 0.10 2.0 M 8.5 M Still a few flakes falling at 11:00 a.m.
2/18/2019 9:00 AM 0.02 0.5 M 9.0 M
2/19/2019 8:00 AM T T M 9.0 M Light flurries overnight
2/20/2019 8:00 AM 0.00 0.0 M 9.0 M
2/21/2019 9:30 AM 0.03 1.0 M 9.5 M
2/22/2019 8:00 AM 0.00 0.0 M 9.0 M
2/23/2019 8:00 AM 0.00 0.0 M 8.0 M
2/24/2019 7:00 AM 0.00 0.0 M 6.5 M
2/25/2019 9:30 AM 0.21 5.5 M 12.0 M Still snowing at 9:30 a.m. Some drifting overnight, measurement of new snow and melted snow amount may not be accurate.
2/26/2019 8:30 AM 0.08 5.5 M 16.0 M Strong winds and drifting overnight - accuracy of melted snow amount questionable.
2/27/2019 8:00 AM 0.04 0.6 M 16.0 M
2/28/2019 8:00 AM 0.15 2.5 M 17.0 M
3/1/2019 8:00 AM 0.07 1.4 M 17.5 M
3/2/2019 8:30 AM 0.06 1.5 M 18.5 M High winds with lots of drifting, so precip total, new snow, and total snow depth may not be accurate.
3/3/2019 8:00 AM 0.00 0.0 M 18.0 M Low temperature last night -30
3/4/2019 8:00 AM 0.00 0.0 M 18.0 M Still frigid temperatures. Low last night was -25
3/5/2019 8:00 AM 0.00 0.0 M 18.0 M
3/6/2019 8:00 AM 0.00 0.0 M 17.0 M
3/7/2019 8:00 AM 0.01 0.2 M 16.0 M
3/8/2019 9:00 AM 0.01 0.2 M 15.0 M
3/9/2019 8:00 AM 0.00 0.0 M 14.0 M
3/10/2019 8:00 AM 0.00 0.0 M 13.0 M
3/11/2019 8:00 AM 0.00 0.0 M 12.5 M
3/12/2019 8:00 AM 0.00 0.0 M 12.0 M
3/13/2019 8:00 AM 0.00 0.0 M 11.5 M
3/14/2019 8:00 AM 0.00 0.0 M 11.0 M
3/15/2019 8:00 AM 0.00 0.0 M 10.0 M
3/16/2019 8:00 AM 0.00 0.0 M 9.5 M
3/17/2019 8:00 AM 0.00 0.0 M 9.0 M
3/18/2019 8:00 AM 0.00 0.0 M 8.5 M
3/19/2019 8:00 AM 0.00 0.0 M 8.0 M
3/20/2019 8:00 AM 0.00 0.0 M 8.0 M
3/21/2019 8:00 AM 0.00 0.0 M 6.0 M Bare ground beginning to show, finally!
3/22/2019 8:00 AM 0.00 0.0 M 4.0 M More bare ground now than snow - estimated depth.
3/23/2019 8:00 AM 0.00 0.0 M 2.0 M Patches of snow left where drifts formed.
3/24/2019 8:00 AM 0.00 0.0 M 0.0 M
3/25/2019 8:00 AM 0.00 0.0 M M M
3/26/2019 8:00 AM 0.00 0.0 M M M
3/27/2019 8:00 AM 0.00 0.0 M M M
3/28/2019 8:00 AM T M M M M Just a sprinkle
3/29/2019 9:00 AM 0.11 M M M M Light drizzle at 10:00 a.m., then no rain until 6:00 p.m. Wet snow with no accumulation overnight. Stopped at 8:45 a.m.
3/30/2019 8:00 AM 0.00 0.0 M M M
3/31/2019 8:00 AM 0.00 0.0 M M M
4/1/2019 8:00 AM T M M M M
4/2/2019 8:00 AM 0.00 0.0 M M M
4/3/2019 8:00 AM 0.00 0.0 M M M
4/4/2019 8:00 AM 0.00 0.0 M M M
4/5/2019 8:00 AM T M M M M
4/6/2019 8:00 AM 0.00 0.0 M M M Lots of dew on the grass this morning.
4/7/2019 8:00 AM 0.00 0.0 M M M
4/8/2019 8:00 AM 0.12 M M M M Just a sprinkle at 1:00 p.m. Heavier rain began at 9:00 p.m.
4/9/2019 8:00 AM 0.65 M M M M Still raining at 8:00 a.m.
4/10/2019 8:00 AM 0.56 0.3 M 0.5 M Rain changed to snow 5:00 a.m. - accumulated on grassy areas only; still snowing at 8:00 a.m. Precipitation total may not be accurate because of wind.
4/11/2019 8:00 AM 0.05 M M M M
4/12/2019 8:00 AM 0.00 0.0 M M M
4/13/2019 8:00 AM 0.00 0.0 M M M
4/14/2019 8:00 AM 0.00 0.0 M M M
4/15/2019 8:00 AM T M M M M
4/16/2019 8:00 AM 0.00 0.0 M M M
4/17/2019 8:00 AM 0.03 M M M M
4/18/2019 8:00 AM T M M M M Brief sprinkle - I don't remember what time.
4/19/2019 8:00 AM 0.00 0.0 M M M
4/20/2019 8:00 AM 0.00 0.0 M M M
4/21/2019 8:00 AM 0.97 M M M M Precip began with just a sprinkle in the morning. Heavy rain began about 8:30 p.m. and lasted until about 2:00 a.m.
4/22/2019 8:00 AM 0.01 M M M M A sprinkle sometime during the morning
4/23/2019 8:00 AM 0.00 0.0 M M M
4/24/2019 8:00 AM 0.00 0.0 M M M
4/25/2019 8:00 AM T M M M M Thunderstorms in the area brushed by with a few sprinkles.
4/26/2019 8:00 AM 0.00 0.0 M M M
4/27/2019 8:00 AM 0.18 M M M M
4/28/2019 8:00 AM 0.39 M M M M Time of precipitation unknown
4/29/2019 8:00 AM 0.02 0.1 M M M Just a skiff of snow on the grass.
4/30/2019 7:00 AM T T M M M still snowing at 7:00 a.m.
5/1/2019 8:00 AM 0.02 0.2 M M M Snowed very lightly all day.
5/2/2019 8:00 AM 0.00 0.0 M M M
5/3/2019 8:00 AM T M M M M Time unknown
5/4/2019 8:00 AM 0.00 0.0 M M M
5/5/2019 8:00 AM 0.25 M M M M Rain/snow mix with no accumulation; still coming down at 8:00 a.m.
5/6/2019 8:00 AM 0.05 M M M M
5/7/2019 8:00 AM 0.01 M M M M Time of shower unknown
5/8/2019 8:00 AM 0.00 0.0 M M M
5/9/2019 8:00 AM T M M M M Brief shower
5/10/2019 8:00 AM 0.00 0.0 M M M
5/11/2019 8:00 AM 0.08 M M M M A series of small thunderstorms passed through.
5/12/2019 8:00 AM 0.00 0.0 M M M
5/13/2019 8:00 AM 0.00 0.0 M M M
5/14/2019 8:00 AM 0.00 0.0 M M M
5/15/2019 8:00 AM 0.05 M M M M Brief severe thunderstorm with hail up to 1-1/2"
5/16/2019 8:00 AM 0.04 M M M M
5/17/2019 8:00 AM 0.62 M M M M Heavy fog this morning
5/18/2019 8:00 AM 0.45 0.3 M M M Still snowing at 8:00 a.m. Snow accumulated only on shaded grassy areas - melting elsewhere
5/19/2019 8:00 AM 0.19 M M M M
5/20/2019 8:00 AM 0.02 M M M M
5/25/2019 8:00 AM 0.00 0.0 M M M
5/26/2019 8:00 AM T M M M M Just a sprinkle of rain
5/27/2019 8:00 AM 2.13 M M M M Thunderstorm with heavy rain and frequent lightning started off the precipitation.
5/28/2019 8:00 AM 0.14 M M M M Time precipitation stopped is unknown.
5/29/2019 8:00 AM 0.00 0.0 M M M
5/30/2019 8:00 AM 0.00 0.0 M M M
5/31/2019 8:00 AM T M M M M
6/1/2019 8:00 AM 0.00 0.0 M M M
6/2/2019 8:00 AM 0.00 0.0 M M M
6/3/2019 8:00 AM 0.00 0.0 M M M
6/4/2019 8:00 AM 0.00 0.0 M M M
6/5/2019 8:00 AM 0.00 0.0 M M M
6/6/2019 8:00 AM 0.00 0.0 M M M
6/7/2019 8:00 AM 0.00 0.0 M M M Strong winds from gust front of passing storm, but no rain. Winds lasted about 20 minutes, from about 6:30-6:50 p.m.
6/8/2019 8:00 AM 0.20 M M M M Just a sprinkle at 1:00 p.m., then heavier rain began at about 8:00 p.m. Still raining at 8:00 a.m.
6/9/2019 8:00 AM 0.11 M M M M Was raining at 8:00 a.m.
6/10/2019 8:00 AM 0.00 0.0 M M M
6/11/2019 8:00 AM 0.19 M M M M
6/20/2019 8:00 AM 0.00 0.0 M M M
6/21/2019 8:00 AM 0.31 M M M M
6/22/2019 8:00 AM 0.04 M M M M
6/23/2019 8:00 AM 0.22 M M M M
6/24/2019 8:00 AM 0.03 M M M M
6/25/2019 8:00 AM 0.00 0.0 M M M
6/26/2019 8:00 AM 0.00 0.0 M M M
6/27/2019 8:00 AM T M M M M Just a sprinkle
6/28/2019 8:00 AM 0.00 0.0 M M M
6/29/2019 8:00 AM 0.00 0.0 M M M
6/30/2019 8:00 AM 0.00 0.0 M M M
7/1/2019 8:00 AM T M M M M Off and on sprinkles
7/2/2019 8:00 AM 0.04 M M M M
7/3/2019 8:00 AM 0.04 M M M M
7/4/2019 8:00 AM 0.07 M M M M
7/5/2019 8:00 AM 0.14 M M M M
7/6/2019 8:00 AM 0.08 M M M M
7/7/2019 8:00 AM 0.00 0.0 M M M
7/8/2019 8:00 AM 0.08 M M M M
7/9/2019 8:00 AM 0.23 M M M M Most of the precip fell in one storm that lasted 30 minutes, from 4:15 p.m. to 4:45 p.m.
7/10/2019 8:00 AM 0.12 M M M M
7/11/2019 8:00 AM 0.00 0.0 M M M
7/12/2019 8:00 AM 0.52 M M M M Heavy rain between about 9:00pm and 10:30pm
7/13/2019 8:00 AM 0.09 M M M M
7/14/2019 8:00 AM T M M M M Edge of a thunderstorm - some lightning nearby
7/15/2019 9:00 AM 0.04 M M M M Showers keep coming every 20 minutes or so with light rain. Yesterday's storm came with approx. 50 mph wind, but not much rain here - the thunderstorm split and went around north and south of this station.
7/16/2019 8:00 AM 0.08 M M M M
7/17/2019 8:00 AM 0.00 0.0 M M M
7/18/2019 8:00 AM 0.00 0.0 M M M
7/19/2019 8:00 AM 0.00 0.0 M M M
7/20/2019 8:00 AM 0.00 0.0 M M M
7/21/2019 8:00 AM 0.00 0.0 M M M
7/22/2019 8:00 AM 0.00 0.0 M M M
7/23/2019 8:00 AM 0.00 0.0 M M M
7/24/2019 8:00 AM 0.07 M M M M Thunderstorm, lots of lightning, moderate rain, began at 10:15pm
7/25/2019 8:00 AM 0.00 0.0 M M M
7/26/2019 8:00 AM 0.00 0.0 M M M
7/27/2019 8:00 AM 0.00 0.0 M M M
7/28/2019 8:00 AM 0.00 0.0 M M M
7/29/2019 8:00 AM T M M M M
7/30/2019 8:00 AM 0.00 0.0 M M M
7/31/2019 8:00 AM T M M M M
8/1/2019 8:00 AM 0.00 0.0 M M M
8/2/2019 8:00 AM 0.02 M M M M Brief thunderstorm with just a few flashes of lightning, one of which started a house fire in Roundup!
8/3/2019 8:00 AM T M M M M
8/4/2019 8:00 AM 0.00 0.0 M M M
8/5/2019 8:00 AM 0.00 0.0 M M M
8/6/2019 8:00 AM 0.00 0.0 M M M
8/7/2019 8:00 AM 0.00 0.0 M M M
8/8/2019 8:00 AM 0.00 0.0 M M M
8/9/2019 8:00 AM 0.00 0.0 M M M
8/10/2019 8:00 AM T M M M M Early morning shower.
8/11/2019 8:00 AM 0.01 M M M M Shower came sometime during the night.
8/12/2019 8:00 AM 0.15 M M M M Sprinkles began at 6:50 pm, heavier rain began 7:05 pm and lasted for 25 minutes. Then sprinkles tapered off.
8/13/2019 8:00 AM 0.00 0.0 M M M Fog along the Musselshell River this morning.
8/14/2019 8:00 AM 0.00 0.0 M M M
8/15/2019 8:00 AM 0.00 0.0 M M M
8/16/2019 8:00 AM 0.00 0.0 M M M
8/17/2019 8:00 AM 0.20 M M M M
8/18/2019 8:00 AM 0.03 M M M M
8/19/2019 8:00 AM 0.00 0.0 M M M
8/20/2019 8:00 AM 0.00 0.0 M M M
8/28/2019 8:00 AM 0.00 0.0 M M M
8/29/2019 8:00 AM 0.00 0.0 M M M
8/30/2019 8:00 AM 0.00 0.0 M M M
8/31/2019 8:00 AM 0.00 0.0 M M M
9/1/2019 8:00 AM 0.00 0.0 M M M
9/2/2019 8:00 AM 0.00 0.0 M M M
9/3/2019 8:00 AM 0.00 0.0 M M M
9/4/2019 8:00 AM 0.00 0.0 M M M
9/5/2019 8:00 AM 0.00 0.0 M M M
9/6/2019 8:00 AM 0.00 0.0 M M M
9/7/2019 8:30 AM 0.23 M M M M Still raining at 8:30 a.m.
9/11/2019 8:00 AM 0.07 M M M M Rained a bit during the night sometime
9/12/2019 8:00 AM 0.13 M M M M
9/13/2019 8:00 AM 0.00 0.0 M M M
9/14/2019 8:00 AM T M M M M Shower sometime during the night.
9/15/2019 8:00 AM 0.00 0.0 M M M
9/16/2019 8:00 AM 0.00 0.0 M M M
9/23/2019 8:00 AM 0.00 0.0 M M M
9/24/2019 8:00 AM 0.00 0.0 M M M
9/25/2019 8:00 AM 0.00 0.0 M M M
9/26/2019 8:00 AM 0.00 0.0 M M M
9/27/2019 8:00 AM 0.02 M M M M
9/28/2019 8:00 AM 0.14 M M M M
9/29/2019 8:00 AM 0.44 M M M M
9/30/2019 8:00 AM 0.11 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
5/21/2019 5/24/2019 8:00 AM 4 0.24 M M
6/12/2019 6/19/2019 8:00 AM 8 0.64 M M
8/21/2019 8/27/2019 8:00 AM 7 0.20 M M
9/8/2019 9/10/2019 8:00 AM 3 0.16 M M
9/17/2019 9/22/2019 8:00 AM 6 1.30 M M Some of the rain that fell into the gauge may have evaporated over the period.



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
5/14/2019 4:05 PM 1 1/2" Ping Pong Ball Size 3/4" Penny Size 1/4" Pea Size Hard|White Ice 8 1min shredded leaves False Before rain Before smaller hail