Station Overview Station Location
Station Number MT-TL-2 Latitude 48.502198
Station Name Shelby 0.5 SSW Longitude -111.861104
County Toole Elevation (ft) 3425



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 09 0.52 0.44 7 0.44 7 0.00 0 0 7 0 0.0 0 0
Nov 09 0.38 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 09 0.29 0.12 2 0.12 2 0.00 0 0 2 0 3.8 2 1
Jan 10 0.34 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 10 0.28 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 10 0.54 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 10 1.06 1.85 8 1.85 8 0.00 0 0 8 0 0.0 0 0
May 10 1.78 2.21 5 2.21 5 0.00 0 0 5 0 0.0 0 0
June 10 2.58 2.63 10 2.63 10 0.00 0 0 9 1 0.0 0 0
July 10 1.36 2.62 10 2.62 10 0.00 0 0 10 0 0.0 0 0
Aug 10 1.03 1.70 8 1.70 8 0.00 0 0 8 0 0.0 0 0
Sept 10 1.16 1.43 9 1.43 9 0.00 0 0 9 0 0.0 0 0
Water Year Totals: 11.32" 13.00" 59 days 13.00" 59 0.00" 0 days 0 58 days 1 days 3.8" 2 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
10/1/2009
10/2/2009
10/3/2009
10/4/2009 0.04
10/5/2009
10/6/2009
10/7/2009
10/8/2009 0.04
10/9/2009 0.01
10/10/2009
10/11/2009
10/12/2009
10/13/2009
10/14/2009 0.20
10/15/2009
10/16/2009
10/17/2009
10/18/2009
10/19/2009
10/20/2009
10/21/2009
10/22/2009
10/23/2009
10/24/2009
10/25/2009 0.08
10/26/2009
10/27/2009 0.01
10/28/2009 0.06
10/29/2009
10/30/2009
10/31/2009
11/1/2009
11/2/2009
11/3/2009
11/4/2009
11/5/2009
11/6/2009
11/7/2009
11/8/2009
11/9/2009
11/10/2009
11/11/2009
11/12/2009
11/13/2009
11/14/2009
11/15/2009
11/16/2009
11/17/2009
11/18/2009
11/19/2009
11/20/2009
11/21/2009
11/22/2009
11/23/2009
11/24/2009
11/25/2009
11/26/2009
11/27/2009
11/28/2009
11/29/2009
11/30/2009
12/1/2009
12/2/2009
12/3/2009
12/4/2009
12/5/2009
12/6/2009
12/7/2009
12/8/2009
12/9/2009
12/10/2009
12/11/2009
12/12/2009
12/13/2009 0.11
12/14/2009 0.01
12/15/2009
12/16/2009
12/17/2009
12/18/2009
12/19/2009
12/20/2009
12/21/2009
12/22/2009
12/23/2009
12/24/2009
12/25/2009
12/26/2009
12/27/2009
12/28/2009
12/29/2009
12/30/2009
12/31/2009
Day of YearDaily PrcpMultiday Prcp
1/1/2010
1/2/2010
1/3/2010
1/4/2010
1/5/2010
1/6/2010
1/7/2010
1/8/2010
1/9/2010
1/10/2010
1/11/2010
1/12/2010
1/13/2010
1/14/2010
1/15/2010
1/16/2010
1/17/2010
1/18/2010
1/19/2010
1/20/2010
1/21/2010
1/22/2010
1/23/2010
1/24/2010
1/25/2010
1/26/2010
1/27/2010
1/28/2010
1/29/2010
1/30/2010
1/31/2010
2/1/2010
2/2/2010
2/3/2010
2/4/2010
2/5/2010
2/6/2010
2/7/2010
2/8/2010
2/9/2010
2/10/2010
2/11/2010
2/12/2010
2/13/2010
2/14/2010
2/15/2010
2/16/2010
2/17/2010
2/18/2010
2/19/2010
2/20/2010
2/21/2010
2/22/2010
2/23/2010
2/24/2010
2/25/2010
2/26/2010
2/27/2010
2/28/2010
3/1/2010
3/2/2010
3/3/2010
3/4/2010
3/5/2010
3/6/2010
3/7/2010
3/8/2010
3/9/2010
3/10/2010
3/11/2010
3/12/2010
3/13/2010
3/14/2010
3/15/2010
3/16/2010
3/17/2010
3/18/2010
3/19/2010
3/20/2010
3/21/2010
3/22/2010
3/23/2010
3/24/2010
3/25/2010
3/26/2010
3/27/2010
3/28/2010
3/29/2010
3/30/2010
3/31/2010
Day of YearDaily PrcpMultiday Prcp
4/1/2010
4/2/2010
4/3/2010
4/4/2010
4/5/2010
4/6/2010
4/7/2010
4/8/2010
4/9/2010
4/10/2010
4/11/2010
4/12/2010 0.07
4/13/2010 0.05
4/14/2010 0.18
4/15/2010
4/16/2010
4/17/2010
4/18/2010
4/19/2010
4/20/2010
4/21/2010
4/22/2010
4/23/2010 0.94
4/24/2010
4/25/2010
4/26/2010 0.12
4/27/2010
4/28/2010 0.18
4/29/2010 0.25
4/30/2010 0.06
5/1/2010
5/2/2010
5/3/2010
5/4/2010
5/5/2010
5/6/2010
5/7/2010
5/8/2010
5/9/2010 0.17
5/10/2010
5/11/2010
5/12/2010
5/13/2010
5/14/2010
5/15/2010
5/16/2010
5/17/2010
5/18/2010
5/19/2010 0.01
5/20/2010
5/21/2010 0.07
5/22/2010
5/23/2010
5/24/2010
5/25/2010 0.36
5/26/2010
5/27/2010
5/28/2010
5/29/2010
5/30/2010 1.60
5/31/2010
6/1/2010 0.08
6/2/2010 0.03
6/3/2010
6/4/2010
6/5/2010
6/6/2010
6/7/2010
6/8/2010
6/9/2010
6/10/2010
6/11/2010 0.07
6/12/2010
6/13/2010
6/14/2010
6/15/2010
6/16/2010 0.09
6/17/2010 0.73
6/18/2010 0.26
6/19/2010
6/20/2010
6/21/2010 0.05
6/22/2010 0.41
6/23/2010 T
6/24/2010
6/25/2010
6/26/2010
6/27/2010
6/28/2010
6/29/2010
6/30/2010 0.91
Day of YearDaily PrcpMultiday Prcp
7/1/2010
7/2/2010
7/3/2010 0.34
7/4/2010
7/5/2010 0.03
7/6/2010 0.17
7/7/2010
7/8/2010
7/9/2010
7/10/2010
7/11/2010 0.61
7/12/2010 0.27
7/13/2010
7/14/2010
7/15/2010
7/16/2010
7/17/2010
7/18/2010
7/19/2010 0.24
7/20/2010 0.18
7/21/2010
7/22/2010
7/23/2010 0.20
7/24/2010
7/25/2010
7/26/2010
7/27/2010 0.54
7/28/2010
7/29/2010 0.04
7/30/2010
7/31/2010
8/1/2010
8/2/2010 0.03
8/3/2010 0.28
8/4/2010
8/5/2010
8/6/2010
8/7/2010
8/8/2010
8/9/2010
8/10/2010 0.08
8/11/2010
8/12/2010 0.20
8/13/2010 0.30
8/14/2010 0.41
8/15/2010
8/16/2010
8/17/2010
8/18/2010
8/19/2010
8/20/2010
8/21/2010
8/22/2010
8/23/2010
8/24/2010
8/25/2010
8/26/2010
8/27/2010
8/28/2010
8/29/2010 0.28
8/30/2010 0.12
8/31/2010
9/1/2010
9/2/2010 0.13
9/3/2010
9/4/2010
9/5/2010 0.11
9/6/2010
9/7/2010
9/8/2010
9/9/2010 0.08
9/10/2010 0.70
9/11/2010
9/12/2010
9/13/2010
9/14/2010 0.02
9/15/2010
9/16/2010
9/17/2010 0.13
9/18/2010
9/19/2010 0.18
9/20/2010 0.03
9/21/2010
9/22/2010 0.05
9/23/2010
9/24/2010
9/25/2010
9/26/2010
9/27/2010
9/28/2010
9/29/2010
9/30/2010



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/4/2009 11:30 AM 0.04 M M M M
10/8/2009 1:00 PM 0.04 M M M M
10/9/2009 8:00 AM 0.01 M M M M
10/14/2009 9:00 AM 0.20 M M M M Precipitation was heavy wet snow, probably a couple of inches.
10/25/2009 8:00 AM 0.08 M M M M
10/27/2009 8:00 AM 0.01 M M M M High winds, temperatures are dropping and the rain is becoming snow and a blizzard. More rain fell, but came sideways and wasn't measured.
10/28/2009 8:00 AM 0.06 M M M M
12/13/2009 12:00 PM 0.11 3.0 M 6.0 M melted snowfall. Snowfall was accompanied by high winds, so exact melted snow or snow depth measurements are impossible.
12/14/2009 8:00 AM 0.01 0.8 M M M Light snow came with a light breeze. Melted snow and accumulation is difficult to measure.
4/12/2010 8:00 AM 0.07 M M M M Snowfall
4/13/2010 8:00 AM 0.05 M M M M rain + melted snow
4/14/2010 8:00 AM 0.18 M M M M 4-6 inches of very wet snow on the ground, but much of that blew in sideways and wasn't captured in my gauge.
4/23/2010 8:00 AM 0.94 M M M M Heavy showers beginning at 6:30-7:00 PM Thursday evening, lasting into the night.
4/26/2010 8:00 AM 0.12 M M M M
4/28/2010 8:00 AM 0.18 M M M M
4/29/2010 8:00 AM 0.25 M M M M Rain/Snow mix. This is probably not accurate as this came in sideways on 50+mph winds. Quite the spring blizzard!
4/30/2010 8:00 AM 0.06 M M M M This is less than the actual. It rained/snowed/slushed hard, with sustained winds over 30 mph.
5/9/2010 8:00 AM 0.17 M M M M
5/19/2010 8:00 AM 0.01 M M M M
5/21/2010 8:00 AM 0.07 M M M M
5/25/2010 7:00 AM 0.36 M M M M
5/30/2010 8:00 AM 1.60 M M M M For the period 5/26 to 5/28.
6/1/2010 7:00 AM 0.08 M M M M
6/2/2010 8:00 AM 0.03 M M M M
6/11/2010 8:00 AM 0.07 M M M M
6/16/2010 7:00 AM 0.09 M M M M
6/17/2010 6:00 PM 0.73 M M M M This is the total from the previous 18 hours.
6/18/2010 8:00 AM 0.26 M M M M This is the past twelve hours, from 6 pm to 8 am.
6/21/2010 7:00 AM 0.05 M M M M Most came during a short thunderstorm around 6 pm.
6/22/2010 7:00 AM 0.41 M M M M
6/23/2010 8:00 AM T M M M M
6/30/2010 7:00 PM 0.91 M M M M This came in a short thunderstorm last night.
7/3/2010 8:00 AM 0.34 M M M M Thunderstorm morning of 7/2
7/5/2010 8:00 AM 0.03 M M M M
7/6/2010 8:00 AM 0.17 M M M M
7/11/2010 8:00 AM 0.61 M M M M Thunderstorm Sat. 7/10/10
7/12/2010 7:00 AM 0.27 M M M M Thunderstorm at approx. 10 p.m. Sunday, 7/11/10
7/19/2010 8:00 AM 0.24 M M M M Thunderstorms. A small amount of pea+ sized hail came around 7 pm.
7/20/2010 8:00 AM 0.18 M M M M
7/23/2010 8:00 AM 0.20 M M M M
7/27/2010 5:30 AM 0.54 M M M M During a thunderstorm between 4 and 5 am
7/29/2010 8:00 AM 0.04 M M M M
8/2/2010 8:00 AM 0.03 M M M M
8/3/2010 8:00 AM 0.28 M M M M
8/10/2010 8:00 AM 0.08 M M M M
8/12/2010 8:00 AM 0.20 M M M M
8/13/2010 7:30 AM 0.30 M M M M
8/14/2010 8:30 AM 0.41 M M M M
8/29/2010 11:00 AM 0.28 M M M M
8/30/2010 8:00 AM 0.12 M M M M
9/2/2010 8:00 AM 0.13 M M M M
9/5/2010 8:00 AM 0.11 M M M M
9/9/2010 8:00 AM 0.08 M M M M
9/10/2010 8:00 AM 0.70 M M M M
9/14/2010 8:00 AM 0.02 M M M M
9/17/2010 8:00 AM 0.13 M M M M
9/19/2010 8:00 AM 0.18 M M M M
9/20/2010 8:00 AM 0.03 M M M M
9/22/2010 8:00 AM 0.05 M 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