Station Overview Station Location
Station Number MT-FH-18 Latitude 48.360317
Station Name Columbia Falls 0.9 SW Longitude -114.199704
County Flathead Elevation (ft) 3035



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 1.41 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 09 1.68 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 09 2.02 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 10 1.46 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 10 0.97 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 10 1.12 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 10 1.32 1.60 8 1.60 5 0.00 3 1 2 0 0.0 0 0
May 10 2.06 2.54 12 1.58 5 0.96 7 4 3 0 0.0 0 0
June 10 2.78 4.43 7 4.43 7 0.00 0 0 6 0 0.0 0 0
July 10 1.55 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 10 1.06 0.40 1 0.40 1 0.00 0 0 1 0 0.0 0 0
Sept 10 1.34 3.40 4 3.40 4 0.00 0 0 4 0 0.0 0 0
Water Year Totals: 18.77" 12.37" 32 days 11.41" 22 0.96" 10 days 5 16 days 0 days 0.0" 0 days 0 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
10/5/2009
10/6/2009
10/7/2009
10/8/2009
10/9/2009
10/10/2009
10/11/2009
10/12/2009
10/13/2009
10/14/2009
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
10/26/2009
10/27/2009
10/28/2009
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
12/14/2009
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
4/13/2010
4/14/2010
4/15/2010
4/16/2010
4/17/2010
4/18/2010
4/19/2010
4/20/2010 0.00
4/21/2010 0.00
4/22/2010 0.00
4/23/2010 0.10
4/24/2010
4/25/2010
4/26/2010
4/27/2010 **
4/28/2010 0.00
4/29/2010
4/30/2010 1.50 **
5/1/2010 0.25
5/2/2010
5/3/2010
5/4/2010
5/5/2010 0.00
5/6/2010
5/7/2010
5/8/2010
5/9/2010
5/10/2010
5/11/2010 0.00 **
5/12/2010 0.00
5/13/2010
5/14/2010
5/15/2010
5/16/2010
5/17/2010
5/18/2010
5/19/2010
5/20/2010 1.00
5/21/2010
5/22/2010
5/23/2010 **
5/24/2010 0.20
5/25/2010
5/26/2010
5/27/2010 **
5/28/2010 0.51
5/29/2010 0.53
5/30/2010 0.05
5/31/2010
6/1/2010 0.62
6/2/2010
6/3/2010
6/4/2010
6/5/2010 0.55
6/6/2010
6/7/2010
6/8/2010
6/9/2010
6/10/2010
6/11/2010 0.41
6/12/2010 0.00
6/13/2010
6/14/2010
6/15/2010
6/16/2010
6/17/2010 0.35
6/18/2010 1.30
6/19/2010
6/20/2010
6/21/2010 1.20
6/22/2010
6/23/2010
6/24/2010
6/25/2010
6/26/2010
6/27/2010
6/28/2010
6/29/2010
6/30/2010
Day of YearDaily PrcpMultiday Prcp
7/1/2010
7/2/2010
7/3/2010
7/4/2010
7/5/2010
7/6/2010
7/7/2010
7/8/2010
7/9/2010
7/10/2010
7/11/2010
7/12/2010
7/13/2010
7/14/2010
7/15/2010
7/16/2010
7/17/2010
7/18/2010
7/19/2010
7/20/2010
7/21/2010
7/22/2010
7/23/2010
7/24/2010
7/25/2010
7/26/2010
7/27/2010
7/28/2010
7/29/2010
7/30/2010
7/31/2010
8/1/2010
8/2/2010
8/3/2010
8/4/2010
8/5/2010
8/6/2010
8/7/2010
8/8/2010
8/9/2010
8/10/2010
8/11/2010
8/12/2010
8/13/2010
8/14/2010
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 0.40
8/30/2010
8/31/2010
9/1/2010
9/2/2010 0.30
9/3/2010
9/4/2010
9/5/2010 0.30
9/6/2010
9/7/2010
9/8/2010
9/9/2010
9/10/2010
9/11/2010
9/12/2010
9/13/2010
9/14/2010
9/15/2010
9/16/2010
9/17/2010
9/18/2010
9/19/2010 2.00
9/20/2010 0.80
9/21/2010
9/22/2010
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
4/20/2010 7:00 AM 0.00 0.0 M M M None
4/21/2010 7:00 AM 0.00 0.0 M M M None
4/22/2010 7:00 AM 0.00 0.0 M M M None
4/23/2010 7:00 AM 0.10 M M M M None
4/30/2010 7:00 AM 1.50 M M M M None
5/5/2010 7:00 AM 0.00 0.0 M M M
5/11/2010 12:00 AM 0.00 0.0 M M M None
5/20/2010 5:30 AM 1.00 M M M M Heavy Rainfall with graupel (rate 1" per hour)
5/29/2010 5:30 PM 0.53 M M M M Steady Rain x24hrs, continuing.
5/30/2010 9:00 PM 0.05 M M M M
6/1/2010 5:15 PM 0.62 M M M M Majority of accumulated precip. fell during periods of heavy rainstorms. In addition to rain, we received a considerable amt of pea-sized hail in the past 24 hrs.
6/5/2010 4:00 AM 0.55 M M M M
6/11/2010 7:00 AM 0.41 M M M M
6/12/2010 7:00 AM 0.00 0.0 M M M
6/17/2010 11:00 AM 0.35 M M M M
6/18/2010 7:00 AM 1.30 M M M M 1.10" of total amt. accumulated.just between hrs of: 02:00-07:00 MDT.
6/21/2010 7:00 AM 1.20 M M M M 1.10" of total collected amount collected during 45min.deluge during T-storm.
8/29/2010 6:00 PM 0.40 M M M M None
9/2/2010 7:00 AM 0.30 M M M M None
9/5/2010 7:00 PM 0.30 M M M M None
9/19/2010 7:00 AM 2.00 M M M M None
9/20/2010 7:00 AM 0.80 M M M M None



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
4/27/2010 4/28/2010 12:00 AM 2 0.00 0.0 0.00 None
4/30/2010 5/01/2010 7:00 AM 2 0.25 0.0 0.00 None
5/11/2010 5/12/2010 1:00 AM 2 0.00 M M None
5/23/2010 5/24/2010 7:00 AM 2 0.20 M M None
5/27/2010 5/28/2010 7:15 PM 2 0.51 M M Light, Steady rain x24 hrs



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