Station Overview Station Location
Station Number MT-RB-1 Latitude 45.90202
Station Name Colstrip 0.6 NE (Closed) Longitude -106.625708
County Rosebud Elevation (ft) 3245



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 10 1.22 0.44 30 0.44 27 0.00 3 1 4 0 0.0 0 0
Nov 10 0.67 1.56 31 1.00 26 0.56 5 1 7 1 11.0 3 0
Dec 10 0.44 0.59 31 0.59 31 0.00 0 0 6 2 5.0 3 0
Jan 11 0.46 1.30 31 1.30 31 0.00 0 0 10 3 9.0 6 0
Feb 11 0.44 1.14 28 1.14 28 0.00 0 0 9 3 13.0 8 0
March 11 1.03 0.52 30 0.52 27 0.00 3 1 5 1 0.0 0 0
April 11 1.45 3.24 29 3.18 26 0.06 3 1 16 1 0.0 0 1
May 11 2.48 11.29 31 11.29 31 0.00 0 0 19 0 0.0 0 0
June 11 2.64 3.24 30 2.77 27 0.47 3 1 14 0 0.0 0 0
July 11 1.37 2.19 31 1.78 27 0.41 4 1 4 0 0.0 0 0
Aug 11 0.95 0.75 33 0.62 23 0.13 10 2 6 0 0.0 0 0
Sept 11 1.29 0.18 29 0.18 29 0.00 0 0 1 1 0.0 0 0
Water Year Totals: 14.44" 26.44" 364 days 24.81" 333 1.63" 31 days 8 101 days 12 days 38.0" 20 days 1 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
10/1/2010 0.00
10/2/2010 0.00
10/3/2010 0.00
10/4/2010 0.00
10/5/2010 0.00
10/6/2010 0.00
10/7/2010 0.00
10/8/2010 0.00
10/9/2010 0.06
10/10/2010 0.30
10/11/2010 0.00
10/12/2010 0.03
10/13/2010 0.00
10/14/2010 0.00
10/15/2010 0.00
10/16/2010 0.00
10/17/2010 0.00
10/18/2010
10/19/2010 **
10/20/2010 **
10/21/2010 0.00
10/22/2010 0.00
10/23/2010 0.00
10/24/2010 0.00
10/25/2010 0.00
10/26/2010 0.05
10/27/2010 0.00
10/28/2010 0.00
10/29/2010 0.00
10/30/2010 0.00
10/31/2010 0.00
11/1/2010 0.00
11/2/2010 0.00
11/3/2010 0.00
11/4/2010 0.00
11/5/2010 0.00
11/6/2010 0.00
11/7/2010 0.00
11/8/2010 0.00
11/9/2010 0.00
11/10/2010 T
11/11/2010 0.00
11/12/2010 0.00
11/13/2010 0.00
11/14/2010 **
11/15/2010 0.06 **
11/16/2010 **
11/17/2010 **
11/18/2010 0.56
11/19/2010 0.12
11/20/2010 0.02
11/21/2010 0.06
11/22/2010 0.08
11/23/2010 0.00
11/24/2010 0.00
11/25/2010 0.06
11/26/2010 0.00
11/27/2010 0.00
11/28/2010 0.00
11/29/2010 0.60
11/30/2010 0.00
12/1/2010 0.00
12/2/2010 0.00
12/3/2010 T
12/4/2010 0.06
12/5/2010 0.00
12/6/2010 0.00
12/7/2010 0.00
12/8/2010 0.00
12/9/2010 0.00
12/10/2010 0.00
12/11/2010 T
12/12/2010 0.00
12/13/2010 0.04
12/14/2010 0.00
12/15/2010 0.00
12/16/2010 0.00
12/17/2010 0.00
12/18/2010 0.00
12/19/2010 0.02
12/20/2010 0.03
12/21/2010 0.00
12/22/2010 0.00
12/23/2010 0.00
12/24/2010 0.00
12/25/2010 0.00
12/26/2010 0.00
12/27/2010 0.00
12/28/2010 0.00
12/29/2010 0.00
12/30/2010 0.13
12/31/2010 0.31
Day of YearDaily PrcpMultiday Prcp
1/1/2011 T
1/2/2011 0.00
1/3/2011 0.06
1/4/2011 0.00
1/5/2011 0.00
1/6/2011 T
1/7/2011 0.00
1/8/2011 0.09
1/9/2011 0.11
1/10/2011 0.00
1/11/2011 0.00
1/12/2011 0.00
1/13/2011 0.00
1/14/2011 0.00
1/15/2011 0.00
1/16/2011 0.00
1/17/2011 0.00
1/18/2011 0.45
1/19/2011 0.08
1/20/2011 0.00
1/21/2011 0.00
1/22/2011 T
1/23/2011 0.26
1/24/2011 0.09
1/25/2011 0.00
1/26/2011 0.00
1/27/2011 0.00
1/28/2011 0.00
1/29/2011 0.01
1/30/2011 0.09
1/31/2011 0.06
2/1/2011 0.00
2/2/2011 0.00
2/3/2011 0.00
2/4/2011 0.00
2/5/2011 0.05
2/6/2011 0.09
2/7/2011 T
2/8/2011 0.21
2/9/2011 0.00
2/10/2011 0.00
2/11/2011 0.00
2/12/2011 0.00
2/13/2011 0.00
2/14/2011 0.00
2/15/2011 0.00
2/16/2011 0.00
2/17/2011 0.09
2/18/2011 0.10
2/19/2011 T
2/20/2011 0.37
2/21/2011 0.08
2/22/2011 0.00
2/23/2011 T
2/24/2011 0.10
2/25/2011 0.05
2/26/2011 0.00
2/27/2011 0.00
2/28/2011 0.00
3/1/2011
3/2/2011 0.00
3/3/2011 0.00
3/4/2011 0.06
3/5/2011 **
3/6/2011 **
3/7/2011 M
3/8/2011 0.00
3/9/2011 0.00
3/10/2011 0.00
3/11/2011 0.23
3/12/2011 0.00
3/13/2011 0.00
3/14/2011 0.00
3/15/2011 0.00
3/16/2011 0.00
3/17/2011 0.00
3/18/2011 0.00
3/19/2011 0.00
3/20/2011 0.00
3/21/2011 0.00
3/22/2011 0.00
3/23/2011 0.07
3/24/2011 0.00
3/25/2011 0.00
3/26/2011 T
3/27/2011 0.00
3/28/2011 0.13
3/29/2011 0.03
3/30/2011 0.00
3/31/2011 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2011 0.71
4/2/2011 0.02
4/3/2011 0.00
4/4/2011 0.10
4/5/2011 0.07
4/6/2011 0.07
4/7/2011
4/8/2011 0.15
4/9/2011 0.01
4/10/2011 T
4/11/2011 0.00
4/12/2011 0.00
4/13/2011 0.00
4/14/2011 0.04
4/15/2011 0.09
4/16/2011 0.00
4/17/2011 0.07
4/18/2011 0.08
4/19/2011 0.28 **
4/20/2011 **
4/21/2011 0.06
4/22/2011 0.10
4/23/2011 0.74
4/24/2011 0.00
4/25/2011 0.00
4/26/2011
4/27/2011 0.40
4/28/2011 0.00
4/29/2011 0.00
4/30/2011 0.25
5/1/2011 0.03
5/2/2011 0.20
5/3/2011 0.00
5/4/2011 0.00
5/5/2011 0.00
5/6/2011 0.00
5/7/2011 0.00
5/8/2011 0.00
5/9/2011 0.25
5/10/2011 0.80
5/11/2011 1.74
5/12/2011 0.00
5/13/2011 0.00
5/14/2011 0.00
5/15/2011 0.00
5/16/2011 0.00
5/17/2011 0.06
5/18/2011 0.50
5/19/2011 0.02
5/20/2011 1.04
5/21/2011 2.20
5/22/2011 2.00
5/23/2011 0.32
5/24/2011 0.00
5/25/2011 0.46
5/26/2011 0.03
5/27/2011 0.03
5/28/2011 0.07
5/29/2011 0.01
5/30/2011 0.60
5/31/2011 0.93
6/1/2011 0.01
6/2/2011 0.00
6/3/2011 0.00
6/4/2011 0.00
6/5/2011 0.00
6/6/2011 0.00
6/7/2011 0.00
6/8/2011 0.05
6/9/2011 0.00
6/10/2011 0.42
6/11/2011 0.01
6/12/2011 0.39
6/13/2011 0.21
6/14/2011 0.27
6/15/2011 0.00
6/16/2011 0.18
6/17/2011 0.48
6/18/2011 0.33
6/19/2011 0.07
6/20/2011 0.03
6/21/2011 0.25
6/22/2011 0.00
6/23/2011 0.00
6/24/2011 0.07
6/25/2011 **
6/26/2011 **
6/27/2011 0.47
6/28/2011 0.00
6/29/2011 0.00
6/30/2011 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2011 0.00
7/2/2011 0.00
7/3/2011 0.00
7/4/2011 0.13
7/5/2011 0.00
7/6/2011 0.39
7/7/2011 **
7/8/2011 **
7/9/2011 **
7/10/2011 0.41
7/11/2011 0.00
7/12/2011 0.00
7/13/2011 0.00
7/14/2011 0.00
7/15/2011 1.13
7/16/2011 0.00
7/17/2011 0.00
7/18/2011 0.00
7/19/2011 0.00
7/20/2011 0.00
7/21/2011 0.00
7/22/2011 0.00
7/23/2011 0.00
7/24/2011 0.00
7/25/2011 0.00
7/26/2011 0.00
7/27/2011 0.13
7/28/2011 0.00
7/29/2011 0.00
7/30/2011 0.00
7/31/2011 0.00
8/1/2011 0.00
8/2/2011 0.29
8/3/2011 0.00
8/4/2011 0.00
8/5/2011 0.00
8/6/2011 0.07
8/7/2011 0.03
8/8/2011 0.03
8/9/2011 0.00 **
8/10/2011 0.00 **
8/11/2011 **
8/12/2011 **
8/13/2011 **
8/14/2011 **
8/15/2011 0.11
8/16/2011 0.03
8/17/2011 0.00
8/18/2011 0.00
8/19/2011 0.00
8/20/2011 **
8/21/2011 **
8/22/2011 0.02
8/23/2011 0.00
8/24/2011 0.00
8/25/2011 0.00
8/26/2011 0.00
8/27/2011 0.00
8/28/2011 0.00
8/29/2011 0.00
8/30/2011 0.17
8/31/2011 0.00
9/1/2011 0.00
9/2/2011 0.00
9/3/2011 0.00
9/4/2011 0.00
9/5/2011 0.00
9/6/2011 0.00
9/7/2011 0.00
9/8/2011 0.00
9/9/2011 0.00
9/10/2011 0.00
9/11/2011 0.00
9/12/2011 0.00
9/13/2011 0.00
9/14/2011 T
9/15/2011 0.00
9/16/2011 0.00
9/17/2011 0.00
9/18/2011 0.00
9/19/2011 0.00
9/20/2011 0.18
9/21/2011 0.00
9/22/2011 0.00
9/23/2011 0.00
9/24/2011 0.00
9/25/2011 0.00
9/26/2011 0.00
9/27/2011 0.00
9/28/2011 0.00
9/29/2011 0.00
9/30/2011



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2010 7:00 AM 0.00 0.0 M M M
10/2/2010 7:00 AM 0.00 0.0 M M M
10/3/2010 7:00 AM 0.00 0.0 M M M
10/4/2010 7:00 AM 0.00 0.0 M M M
10/5/2010 7:00 AM 0.00 0.0 M M M
10/6/2010 7:00 AM 0.00 0.0 M M M
10/7/2010 7:00 AM 0.00 0.0 M M M
10/8/2010 7:00 AM 0.00 0.0 M M M
10/9/2010 7:00 AM 0.06 M M M M
10/10/2010 7:00 AM 0.30 M M M M
10/11/2010 7:00 AM 0.00 0.0 M M M
10/12/2010 7:00 AM 0.03 M M M M
10/13/2010 7:00 AM 0.00 0.0 M M M
10/14/2010 7:00 AM 0.00 0.0 M M M
10/15/2010 7:00 AM 0.00 0.0 M M M
10/16/2010 7:00 AM 0.00 0.0 M M M
10/17/2010 7:00 AM 0.00 0.0 M M M
10/22/2010 7:00 AM 0.00 0.0 M M M
10/23/2010 7:00 AM 0.00 0.0 M M M
10/24/2010 7:00 AM 0.00 0.0 M M M
10/25/2010 7:00 AM 0.00 0.0 M M M
10/26/2010 7:00 AM 0.05 M M M M
10/27/2010 7:00 AM 0.00 0.0 M M M
10/28/2010 7:00 AM 0.00 0.0 M M M
10/29/2010 7:00 AM 0.00 0.0 M M M
10/30/2010 7:00 AM 0.00 0.0 M M M
10/31/2010 7:00 AM 0.00 0.0 M M M
11/1/2010 7:00 AM 0.00 0.0 M M M
11/2/2010 7:00 AM 0.00 0.0 M M M
11/3/2010 7:00 AM 0.00 0.0 M M M
11/4/2010 7:00 AM 0.00 0.0 M M M
11/5/2010 7:00 AM 0.00 0.0 M M M
11/6/2010 7:00 AM 0.00 0.0 M M M
11/7/2010 7:00 AM 0.00 0.0 M M M
11/8/2010 7:00 AM 0.00 0.0 M M M
11/9/2010 7:00 AM 0.00 0.0 M M M
11/10/2010 7:00 AM T M M M M First snow of the year. Could barely call it a snow storm just a trace of it in with rain..
11/11/2010 7:00 AM 0.00 0.0 M M M
11/12/2010 7:00 AM 0.00 0.0 M M M
11/13/2010 7:00 AM 0.00 0.0 M M M
11/15/2010 7:00 AM 0.06 M M M M
11/19/2010 7:00 AM 0.12 2.0 M M M
11/20/2010 7:00 AM 0.02 T M M M
11/21/2010 7:00 AM 0.06 T M M M
11/22/2010 7:00 AM 0.08 1.0 M M M
11/23/2010 7:00 AM 0.00 0.0 M M M
11/24/2010 7:00 AM 0.00 0.0 M M M
11/25/2010 7:00 AM 0.06 T M M M
11/26/2010 7:00 AM 0.00 0.0 M M M
11/27/2010 7:00 AM 0.00 0.0 M M M
11/28/2010 7:00 AM 0.00 0.0 M M M
11/29/2010 7:00 AM 0.60 8.0 M M M
11/30/2010 7:00 AM 0.00 0.0 M M M
12/1/2010 7:00 AM 0.00 0.0 M M M
12/2/2010 7:00 AM 0.00 0.0 M M M
12/3/2010 7:00 AM T T M M M
12/4/2010 7:00 AM 0.06 1.0 M M M
12/5/2010 7:00 AM 0.00 0.0 M M M
12/6/2010 7:00 AM 0.00 0.0 M M M
12/7/2010 7:00 AM 0.00 0.0 M M M
12/8/2010 7:00 AM 0.00 0.0 M M M
12/9/2010 7:00 AM 0.00 0.0 M M M
12/10/2010 7:00 AM 0.00 0.0 M M M
12/11/2010 7:00 AM T M M M M
12/12/2010 7:00 AM 0.00 0.0 M M M
12/13/2010 7:00 AM 0.04 T M M M
12/14/2010 7:00 AM 0.00 0.0 M M M
12/15/2010 7:00 AM 0.00 0.0 M M M
12/16/2010 7:00 AM 0.00 0.0 M M M
12/17/2010 7:00 AM 0.00 0.0 M M M
12/18/2010 7:00 AM 0.00 0.0 M M M
12/19/2010 7:00 AM 0.02 T M M M
12/20/2010 7:00 AM 0.03 T M M M
12/21/2010 7:00 AM 0.00 0.0 M M M
12/22/2010 7:00 AM 0.00 0.0 M M M
12/23/2010 7:00 AM 0.00 0.0 M M M
12/24/2010 7:00 AM 0.00 0.0 M M M
12/25/2010 7:00 AM 0.00 0.0 M M M
12/26/2010 7:00 AM 0.00 0.0 M M M
12/27/2010 7:00 AM 0.00 0.0 M M M
12/28/2010 7:00 AM 0.00 0.0 M M M
12/29/2010 7:00 AM 0.00 0.0 M M M
12/30/2010 7:00 AM 0.13 2.0 M M M
12/31/2010 7:00 AM 0.31 2.0 M M M
1/1/2011 7:00 AM T T M M M
1/2/2011 7:00 AM 0.00 0.0 M M M
1/3/2011 7:00 AM 0.06 1.0 M M M
1/4/2011 7:00 AM 0.00 0.0 M M M
1/5/2011 7:00 AM 0.00 0.0 M M M
1/6/2011 7:00 AM T T M M M
1/7/2011 7:00 AM 0.00 0.0 M M M
1/8/2011 7:00 AM 0.09 T M M M
1/9/2011 7:00 AM 0.11 T M M M
1/10/2011 7:00 AM 0.00 0.0 M M M
1/11/2011 7:00 AM 0.00 0.0 M M M
1/12/2011 7:00 AM 0.00 0.0 M M M
1/13/2011 7:00 AM 0.00 0.0 M M M
1/14/2011 7:00 AM 0.00 0.0 M M M
1/15/2011 7:00 AM 0.00 0.0 M M M
1/16/2011 7:00 AM 0.00 0.0 M M M
1/17/2011 7:00 AM 0.00 0.0 M M M
1/18/2011 7:00 AM 0.45 4.0 M M M
1/19/2011 7:00 AM 0.08 1.0 M M M
1/20/2011 7:00 AM 0.00 0.0 M M M
1/21/2011 7:00 AM 0.00 0.0 M M M
1/22/2011 7:00 AM T M M M M
1/23/2011 7:00 AM 0.26 1.0 M M M
1/24/2011 7:00 AM 0.09 T M M M
1/25/2011 7:00 AM 0.00 0.0 M M M
1/26/2011 7:00 AM 0.00 0.0 M M M
1/27/2011 7:00 AM 0.00 0.0 M M M
1/28/2011 7:00 AM 0.00 0.0 M M M
1/29/2011 7:00 AM 0.01 T M M M
1/30/2011 7:00 AM 0.09 1.0 M M M
1/31/2011 7:00 AM 0.06 1.0 M M M
2/1/2011 7:00 AM 0.00 0.0 M M M -20*F
2/2/2011 7:00 AM 0.00 0.0 M M M
2/3/2011 7:00 AM 0.00 0.0 M M M 28* above this morning
2/4/2011 7:00 AM 0.00 0.0 M M M 32* but not for long
2/5/2011 7:00 AM 0.05 M M M M 34* and rain most of the night
2/6/2011 7:00 AM 0.09 1.0 M M M 26° light snow all night
2/7/2011 7:00 AM T T M M M 15° and trying to snow
2/8/2011 7:00 AM 0.21 2.0 M M M -11° just plain cold. Cloudy and threatening but not currently snowing.
2/9/2011 7:00 AM 0.00 0.0 M M M -2° and windy
2/10/2011 7:00 AM 0.00 0.0 M M M
2/11/2011 7:00 AM 0.00 0.0 M M M
2/12/2011 7:00 AM 0.00 0.0 M M M
2/13/2011 7:00 AM 0.00 0.0 M M M
2/14/2011 7:00 AM 0.00 0.0 M M M
2/15/2011 7:00 AM 0.00 0.0 M M M
2/16/2011 7:00 AM 0.00 0.0 M M M
2/17/2011 7:00 AM 0.09 1.0 M M M 28° and still snowing
2/18/2011 7:00 AM 0.10 2.0 M M M
2/19/2011 7:00 AM T T M M M
2/20/2011 7:00 AM 0.37 4.0 M M M
2/21/2011 7:00 AM 0.08 1.0 M M M
2/22/2011 7:00 AM 0.00 0.0 M M M
2/23/2011 7:00 AM T T M M M
2/24/2011 7:00 AM 0.10 1.0 M M M
2/25/2011 7:00 AM 0.05 1.0 M M M
2/26/2011 7:00 AM 0.00 0.0 M M M
2/27/2011 7:00 AM 0.00 0.0 M M M
2/28/2011 7:00 AM 0.00 0.0 M M M
3/2/2011 7:00 AM 0.00 0.0 M M M -1° F BUT sounds like it going to war
3/3/2011 7:00 AM 0.00 0.0 M M M
3/4/2011 7:00 AM 0.06 T M M M 18° rained and about 1/2" snow
3/8/2011 7:00 AM 0.00 0.0 M M M
3/9/2011 7:00 AM 0.00 0.0 M M M
3/10/2011 7:00 AM 0.00 0.0 M M M
3/11/2011 7:00 AM 0.23 M M M M
3/12/2011 7:00 AM 0.00 0.0 M M M
3/13/2011 7:00 AM 0.00 0.0 M M M
3/14/2011 6:00 AM 0.00 0.0 M M M
3/15/2011 7:00 AM 0.00 0.0 M M M
3/16/2011 7:00 AM 0.00 0.0 M M M
3/17/2011 7:00 AM 0.00 0.0 M M M
3/18/2011 7:00 AM 0.00 0.0 M M M
3/19/2011 7:00 AM 0.00 0.0 M M M
3/20/2011 7:00 AM 0.00 0.0 M M M
3/21/2011 7:00 AM 0.00 0.0 M M M
3/22/2011 7:00 AM 0.00 0.0 M M M
3/23/2011 7:00 AM 0.07 T M M M
3/24/2011 7:00 AM 0.00 0.0 M M M
3/25/2011 7:00 AM 0.00 0.0 M M M
3/26/2011 7:00 AM T T M M M
3/27/2011 7:00 AM 0.00 0.0 M M M
3/28/2011 7:00 AM 0.13 T M M M
3/29/2011 7:00 AM 0.03 T M M M
3/30/2011 7:00 AM 0.00 0.0 M M M
3/31/2011 7:00 AM 0.00 0.0 M M M
4/1/2011 7:00 AM 0.71 M M M M
4/2/2011 7:00 AM 0.02 M M M M
4/3/2011 7:00 AM 0.00 0.0 M M M
4/4/2011 7:00 AM 0.10 M M M M
4/5/2011 7:00 AM 0.07 0.0 M M M
4/6/2011 7:00 AM 0.07 M M M M
4/8/2011 7:00 AM 0.15 M M M M
4/9/2011 7:00 AM 0.01 M M M M
4/10/2011 7:00 AM T M M M M
4/11/2011 7:00 AM 0.00 0.0 M M M
4/12/2011 7:00 AM 0.00 0.0 M M M
4/13/2011 7:00 AM 0.00 0.0 M M M
4/14/2011 7:00 AM 0.04 M M M M
4/15/2011 7:00 AM 0.09 0.0 M M M
4/16/2011 7:00 AM 0.00 0.0 M M M
4/17/2011 7:00 AM 0.07 M M M M
4/18/2011 7:00 AM 0.08 M M M M
4/19/2011 7:00 AM 0.28 M M M M
4/22/2011 7:00 AM 0.10 M M T M
4/23/2011 7:00 AM 0.74 M M 5.0 M
4/24/2011 7:00 AM 0.00 0.0 M M M
4/25/2011 7:00 AM 0.00 0.0 M M M
4/27/2011 7:00 AM 0.40 M M M M
4/28/2011 7:00 AM 0.00 0.0 M M M
4/29/2011 7:00 AM 0.00 0.0 M M M
4/30/2011 7:00 AM 0.25 T M M M
5/1/2011 7:00 AM 0.03 M M M M
5/2/2011 7:00 AM 0.20 M M M M
5/3/2011 7:00 AM 0.00 0.0 M M M
5/4/2011 7:00 AM 0.00 0.0 M M M
5/5/2011 7:00 AM 0.00 0.0 M M M
5/6/2011 7:00 AM 0.00 0.0 M M M
5/7/2011 7:00 AM 0.00 0.0 M M M
5/8/2011 7:00 AM 0.00 0.0 M M M
5/9/2011 7:00 AM 0.25 M M M M
5/10/2011 7:00 AM 0.80 M M M M
5/11/2011 7:00 AM 1.74 M M M M
5/12/2011 7:00 AM 0.00 0.0 M M M
5/13/2011 7:00 AM 0.00 0.0 M M M
5/14/2011 7:00 AM 0.00 0.0 M M M
5/15/2011 7:00 AM 0.00 0.0 M M M
5/16/2011 7:00 AM 0.00 0.0 M M M
5/17/2011 7:00 AM 0.06 M M M M
5/18/2011 7:00 AM 0.50 M M M M
5/19/2011 7:00 AM 0.02 M M M M
5/20/2011 7:00 AM 1.04 M M M M
5/21/2011 7:00 AM 2.20 M M M M Heavy, heavy rain from 2300hrs to 0100hrs.Thought we better start building the Arc.
5/22/2011 7:00 AM 2.00 M M M M I've lived in Rosebud County Montana for 60 years and can't remember a time other then, maybe, the spring of 78 or 79, that could compare to this much precip and consequent flooding.
5/23/2011 7:00 AM 0.32 M M M M
5/24/2011 7:00 AM 0.00 0.0 M M M
5/25/2011 6:00 AM 0.46 M M M M
5/26/2011 7:00 AM 0.03 M M M M
5/27/2011 7:00 AM 0.03 M M M M
5/28/2011 7:00 AM 0.07 M M M M
5/29/2011 7:00 AM 0.01 M M M M
5/30/2011 7:00 AM 0.60 M M M M
5/31/2011 7:00 AM 0.93 M M M M My recordings show.11.13 inches for May, that has to be a record. For this area anyway.
6/1/2011 7:00 AM 0.01 M M M M
6/2/2011 7:00 AM 0.00 0.0 M M M
6/3/2011 7:00 AM 0.00 0.0 M M M
6/4/2011 7:00 AM 0.00 0.0 M M M
6/5/2011 7:00 AM 0.00 0.0 M M M
6/6/2011 7:00 AM 0.00 0.0 M M M
6/7/2011 7:00 AM 0.00 0.0 M M M Lots of wind and cloud cover but no precip.
6/8/2011 7:00 AM 0.05 M M M M
6/9/2011 7:00 AM 0.00 0.0 M M M
6/10/2011 7:00 AM 0.42 M M M M
6/11/2011 7:00 AM 0.01 M M M M
6/12/2011 7:00 AM 0.39 M M M M
6/13/2011 7:00 AM 0.21 M M M M
6/14/2011 7:00 AM 0.27 M M M M
6/15/2011 7:00 AM 0.00 0.0 M M M
6/16/2011 7:00 AM 0.18 M M M M Lots of wind (no apparent damage) with a little soft, slussy hail.
6/17/2011 7:00 AM 0.48 M M M M Started raining about midnight and hasn't let up since.
6/18/2011 7:00 AM 0.33 M M M M
6/19/2011 7:00 AM 0.07 M M M M
6/20/2011 7:00 AM 0.03 M M M M
6/21/2011 7:00 AM 0.25 M M M M
6/22/2011 7:00 AM 0.00 0.0 M M M
6/23/2011 7:00 AM 0.00 0.0 M M M
6/24/2011 7:00 AM 0.07 M M M M
6/28/2011 7:00 AM 0.00 0.0 M M M
6/29/2011 7:00 AM 0.00 0.0 M M M
6/30/2011 7:00 AM 0.00 0.0 M M M
7/1/2011 7:00 AM 0.00 0.0 M M M
7/2/2011 7:00 AM 0.00 0.0 M M M
7/3/2011 7:00 AM 0.00 0.0 M M M
7/4/2011 7:00 AM 0.13 M M M M
7/5/2011 7:00 AM 0.00 0.0 M M M
7/6/2011 7:00 AM 0.39 M M M M
7/11/2011 7:00 AM 0.00 0.0 M M M
7/12/2011 7:00 AM 0.00 0.0 M M M
7/13/2011 7:00 AM 0.00 0.0 M M M
7/14/2011 7:00 AM 0.00 0.0 M M M
7/15/2011 6:00 AM 1.13 M M M M
7/16/2011 7:00 AM 0.00 0.0 M M M
7/17/2011 7:00 AM 0.00 0.0 M M M
7/18/2011 7:00 AM 0.00 0.0 M M M
7/19/2011 7:00 AM 0.00 0.0 M M M
7/20/2011 7:00 AM 0.00 0.0 M M M
7/21/2011 7:00 AM 0.00 0.0 M M M
7/22/2011 7:00 AM 0.00 0.0 M M M
7/23/2011 7:00 AM 0.00 0.0 M M M
7/24/2011 7:00 AM 0.00 0.0 M M M
7/25/2011 7:00 AM 0.00 0.0 M M M
7/26/2011 7:00 AM 0.00 0.0 M M M
7/27/2011 7:00 AM 0.13 0.0 M M M
7/28/2011 7:00 AM 0.00 0.0 M M M
7/29/2011 7:00 AM 0.00 0.0 M M M
7/30/2011 7:00 AM 0.00 0.0 M M M
7/31/2011 7:00 AM 0.00 0.0 M M M
8/1/2011 7:00 AM 0.00 0.0 M M M
8/2/2011 7:00 AM 0.29 M M M M
8/3/2011 7:00 AM 0.00 0.0 M M M
8/4/2011 7:00 AM 0.00 0.0 M M M
8/5/2011 6:00 AM 0.00 0.0 M M M
8/6/2011 6:00 AM 0.07 M M M M
8/7/2011 7:00 AM 0.03 M M M M
8/8/2011 6:00 AM 0.03 M M M M
8/9/2011 7:00 AM 0.00 0.0 M M M
8/10/2011 7:00 AM 0.00 0.0 M M M
8/16/2011 7:00 AM 0.03 M M M M
8/17/2011 7:00 AM 0.00 0.0 M M M
8/18/2011 7:00 AM 0.00 0.0 M M M
8/19/2011 7:00 AM 0.00 0.0 M M M
8/23/2011 6:00 AM 0.00 0.0 M M M
8/24/2011 7:00 AM 0.00 0.0 M M M
8/25/2011 7:00 AM 0.00 0.0 M M M
8/26/2011 7:00 AM 0.00 0.0 M M M
8/27/2011 7:00 AM 0.00 0.0 M M M
8/28/2011 7:00 AM 0.00 0.0 M M M
8/29/2011 7:00 AM 0.00 0.0 M M M
8/30/2011 7:00 AM 0.17 M M M M
8/31/2011 7:00 AM 0.00 0.0 M M M
9/1/2011 7:00 AM 0.00 0.0 M M M
9/2/2011 6:00 AM 0.00 0.0 M M M
9/3/2011 6:00 AM 0.00 0.0 M M M
9/4/2011 6:00 AM 0.00 0.0 M M M
9/5/2011 6:00 AM 0.00 0.0 M M M
9/6/2011 7:00 AM 0.00 0.0 M M M
9/7/2011 7:00 AM 0.00 0.0 M M M
9/8/2011 7:00 AM 0.00 0.0 M M M
9/9/2011 7:00 AM 0.00 0.0 M M M
9/10/2011 7:00 AM 0.00 0.0 M M M
9/11/2011 7:00 AM 0.00 0.0 M M M
9/12/2011 7:00 AM 0.00 0.0 M M M
9/13/2011 7:00 AM 0.00 0.0 M M M
9/14/2011 7:00 AM T M M M M
9/15/2011 7:00 AM 0.00 0.0 M M M
9/16/2011 7:00 AM 0.00 0.0 M M M
9/17/2011 7:00 AM 0.00 0.0 M M M
9/18/2011 7:00 AM 0.00 0.0 M M M
9/19/2011 7:00 AM 0.00 0.0 M M M
9/20/2011 6:00 AM 0.18 M M M M
9/21/2011 6:00 AM 0.00 0.0 M M M Down to 34* with pretty high.humidity, there goes my garden.
9/22/2011 6:00 AM 0.00 0.0 M M M
9/23/2011 7:00 AM 0.00 0.0 M M M
9/24/2011 7:00 AM 0.00 0.0 M M M
9/25/2011 7:00 AM 0.00 0.0 M M M
9/26/2011 7:00 AM 0.00 0.0 M M M
9/27/2011 7:00 AM 0.00 0.0 M M M
9/28/2011 7:00 AM 0.00 0.0 M M M
9/29/2011 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
10/19/2010 10/21/2010 12:00 AM 3 0.00 M M (edit: start year changed from 2009 to 2010. P.G.)
11/14/2010 11/18/2010 12:00 AM 5 0.56 M M
3/5/2011 3/07/2011 7:00 AM 3 M 1.0 M (edit: multi-day precipitation initially recorded as 10.00". changed to NA due to argument with surrounding data. P.G.)
4/19/2011 4/21/2011 12:00 AM 3 0.06 T M
6/25/2011 6/27/2011 6:00 AM 3 0.47 M M
7/7/2011 7/10/2011 12:00 AM 4 0.41 M M
8/9/2011 8/15/2011 12:00 AM 7 0.11 M M
8/20/2011 8/22/2011 12:00 AM 3 0.02 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