Station Overview Station Location
Station Number WA-OK-4 Latitude 48.763551
Station Name Tonasket 4.1 N Longitude -119.420565
County Okanogan Elevation (ft) 945



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 0.77 0.95 31 0.95 31 0.00 0 0 9 2 0.0 0 0
Nov 10 1.36 0.52 30 0.41 25 0.11 5 2 7 6 0.0 0 0
Dec 10 1.39 1.89 30 1.89 30 0.00 0 0 9 2 0.0 0 7
Jan 11 1.01 0.28 28 0.28 14 0.00 14 1 2 3 0.0 0 8
Feb 11 0.89 0.37 28 0.37 22 0.00 6 1 3 1 3.5 1 0
March 11 0.84 2.12 27 2.12 17 0.00 10 4 9 6 0.0 0 0
April 11 0.82 0.35 31 0.35 14 0.00 17 5 6 4 0.0 0 0
May 11 1.39 3.12 30 3.12 15 0.00 15 4 14 1 0.0 0 0
June 11 1.48 0.12 11 0.12 7 0.00 4 1 3 2 0.0 0 0
July 11 0.75 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 11 0.57 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 11 0.51 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 11.78" 9.72" 246 days 9.61" 175 0.11" 71 days 18 62 days 27 days 3.5" 1 days 15 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 0.03
10/10/2010 0.11
10/11/2010 0.14
10/12/2010 0.00
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 0.00
10/19/2010 0.00
10/20/2010 0.00
10/21/2010 0.00
10/22/2010 T
10/23/2010 0.09
10/24/2010 0.36
10/25/2010 0.02
10/26/2010 0.00
10/27/2010 0.00
10/28/2010 T
10/29/2010 0.10
10/30/2010 0.03
10/31/2010 0.07
11/1/2010 T
11/2/2010 T
11/3/2010 0.00
11/4/2010 0.00
11/5/2010 0.00
11/6/2010 T
11/7/2010 0.05
11/8/2010 **
11/9/2010 **
11/10/2010 0.08
11/11/2010 0.00
11/12/2010 0.00
11/13/2010 0.08
11/14/2010 0.03
11/15/2010 0.00
11/16/2010 0.08
11/17/2010 **
11/18/2010 0.03
11/19/2010 0.01
11/20/2010 T
11/21/2010 T
11/22/2010 0.00
11/23/2010 0.00
11/24/2010 0.00
11/25/2010 0.00
11/26/2010 0.04
11/27/2010 T
11/28/2010 0.00
11/29/2010 0.00
11/30/2010 0.12
12/1/2010 0.09
12/2/2010 0.00
12/3/2010 0.00
12/4/2010 0.00
12/5/2010 0.00
12/6/2010 0.00
12/7/2010 0.00
12/8/2010 0.27
12/9/2010 0.00
12/10/2010 0.00
12/11/2010 0.00
12/12/2010 0.53
12/13/2010 0.00
12/14/2010 0.22
12/15/2010 0.00
12/16/2010 0.00
12/17/2010 T
12/18/2010 0.00
12/19/2010 0.09
12/20/2010 T
12/21/2010 0.30
12/22/2010 0.19
12/23/2010
12/24/2010 0.00
12/25/2010 0.00
12/26/2010 0.15
12/27/2010 0.00
12/28/2010 0.05
12/29/2010 0.00
12/30/2010 0.00
12/31/2010 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2011 0.00
1/2/2011 0.00
1/3/2011 0.00
1/4/2011 0.00
1/5/2011 0.00
1/6/2011 T
1/7/2011 0.00
1/8/2011 0.00
1/9/2011 T
1/10/2011 T
1/11/2011 0.00
1/12/2011 0.18
1/13/2011
1/14/2011
1/15/2011
1/16/2011 0.00
1/17/2011 **
1/18/2011 **
1/19/2011 **
1/20/2011 **
1/21/2011 **
1/22/2011 **
1/23/2011 **
1/24/2011 0.00
1/25/2011 0.10
1/26/2011 **
1/27/2011 **
1/28/2011 **
1/29/2011 **
1/30/2011 **
1/31/2011 **
2/1/2011 **
2/2/2011 **
2/3/2011 **
2/4/2011 **
2/5/2011 **
2/6/2011 0.00
2/7/2011 0.31
2/8/2011 0.00
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 0.01
2/15/2011 0.00
2/16/2011 0.00
2/17/2011 0.00
2/18/2011 0.00
2/19/2011 0.00
2/20/2011 0.00
2/21/2011 0.05
2/22/2011 0.00
2/23/2011 0.00
2/24/2011 T
2/25/2011 0.00
2/26/2011 0.00
2/27/2011 0.00
2/28/2011 0.00
3/1/2011 0.00
3/2/2011 0.18
3/3/2011 **
3/4/2011 0.00
3/5/2011
3/6/2011 T
3/7/2011 T
3/8/2011 T
3/9/2011 T
3/10/2011 0.62
3/11/2011 **
3/12/2011 **
3/13/2011 0.00
3/14/2011 0.60
3/15/2011 T
3/16/2011 0.24
3/17/2011 **
3/18/2011 0.00
3/19/2011 0.14
3/20/2011 0.00
3/21/2011 T
3/22/2011 **
3/23/2011 **
3/24/2011 0.00
3/25/2011 0.12
3/26/2011 0.08
3/27/2011 0.12
3/28/2011 0.02
3/29/2011
3/30/2011
3/31/2011
Day of YearDaily PrcpMultiday Prcp
4/1/2011 0.00
4/2/2011 0.06
4/3/2011 **
4/4/2011 **
4/5/2011 0.00
4/6/2011 0.01
4/7/2011 0.00
4/8/2011 0.01
4/9/2011 **
4/10/2011 **
4/11/2011 0.00
4/12/2011 **
4/13/2011 T T
4/14/2011 0.02
4/15/2011 0.03
4/16/2011 **
4/17/2011 **
4/18/2011 **
4/19/2011 **
4/20/2011 **
4/21/2011 0.00
4/22/2011
4/23/2011 T **
4/24/2011 **
4/25/2011 0.00
4/26/2011 0.22
4/27/2011 T
4/28/2011 0.00
4/29/2011 T
4/30/2011 0.00
5/1/2011 **
5/2/2011 **
5/3/2011 **
5/4/2011 **
5/5/2011 **
5/6/2011 0.00
5/7/2011 0.12
5/8/2011 0.44
5/9/2011 0.01
5/10/2011
5/11/2011 0.08
5/12/2011 0.04
5/13/2011 0.06
5/14/2011 T
5/15/2011 0.50
5/16/2011 0.12
5/17/2011 **
5/18/2011 **
5/19/2011 **
5/20/2011 0.00
5/21/2011 0.20
5/22/2011 **
5/23/2011 0.00
5/24/2011 0.08
5/25/2011 0.97
5/26/2011 0.04
5/27/2011 0.13
5/28/2011 **
5/29/2011 **
5/30/2011 0.00
5/31/2011 0.33
6/1/2011 0.03
6/2/2011 **
6/3/2011 **
6/4/2011 **
6/5/2011 T 0.00
6/6/2011 0.00
6/7/2011 0.00
6/8/2011
6/9/2011 0.07
6/10/2011 0.02
6/11/2011 T
6/12/2011
6/13/2011
6/14/2011
6/15/2011
6/16/2011
6/17/2011
6/18/2011
6/19/2011
6/20/2011
6/21/2011
6/22/2011
6/23/2011
6/24/2011
6/25/2011
6/26/2011
6/27/2011
6/28/2011
6/29/2011
6/30/2011
Day of YearDaily PrcpMultiday Prcp
7/1/2011
7/2/2011
7/3/2011
7/4/2011
7/5/2011
7/6/2011
7/7/2011
7/8/2011
7/9/2011
7/10/2011
7/11/2011
7/12/2011
7/13/2011
7/14/2011
7/15/2011
7/16/2011
7/17/2011
7/18/2011
7/19/2011
7/20/2011
7/21/2011
7/22/2011
7/23/2011
7/24/2011
7/25/2011
7/26/2011
7/27/2011
7/28/2011
7/29/2011
7/30/2011
7/31/2011
8/1/2011
8/2/2011
8/3/2011
8/4/2011
8/5/2011
8/6/2011
8/7/2011
8/8/2011
8/9/2011
8/10/2011
8/11/2011
8/12/2011
8/13/2011
8/14/2011
8/15/2011
8/16/2011
8/17/2011
8/18/2011
8/19/2011
8/20/2011
8/21/2011
8/22/2011
8/23/2011
8/24/2011
8/25/2011
8/26/2011
8/27/2011
8/28/2011
8/29/2011
8/30/2011
8/31/2011
9/1/2011
9/2/2011
9/3/2011
9/4/2011
9/5/2011
9/6/2011
9/7/2011
9/8/2011
9/9/2011
9/10/2011
9/11/2011
9/12/2011
9/13/2011
9/14/2011
9/15/2011
9/16/2011
9/17/2011
9/18/2011
9/19/2011
9/20/2011
9/21/2011
9/22/2011
9/23/2011
9/24/2011
9/25/2011
9/26/2011
9/27/2011
9/28/2011
9/29/2011
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 0.03 M M M M
10/10/2010 7:00 AM 0.11 M M M M
10/11/2010 7:00 AM 0.14 M M M M
10/12/2010 7:00 AM 0.00 0.0 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
10/18/2010 7:00 AM 0.00 0.0 M M M
10/19/2010 7:00 AM 0.00 0.0 M M M
10/20/2010 7:00 AM 0.00 0.0 M M M
10/21/2010 7:00 AM 0.00 0.0 M M M
10/22/2010 7:00 AM T M M M M
10/23/2010 7:00 AM 0.09 M M M M
10/24/2010 7:00 AM 0.36 M M M M
10/25/2010 7:00 AM 0.02 M M M M
10/26/2010 7:00 AM 0.00 0.0 M M M
10/27/2010 7:00 AM 0.00 0.0 M M M
10/28/2010 7:00 AM T M M M M
10/29/2010 7:00 AM 0.10 M M M M
10/30/2010 7:00 AM 0.03 M M M M
10/31/2010 7:00 AM 0.07 M M M M
11/1/2010 7:00 AM T M M M M
11/2/2010 7:00 AM T M 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 T M M M M
11/7/2010 7:00 AM 0.05 M M M M hail recorded during the late evening
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 0.08 M M M M
11/14/2010 7:00 AM 0.03 M M M M
11/15/2010 7:00 AM 0.00 0.0 M M M
11/16/2010 7:00 AM 0.08 M M M M
11/19/2010 7:00 AM 0.01 M M M M snow
11/20/2010 7:00 AM T M M M M snow
11/21/2010 7:00 AM T M M M M light snowfall through out the day
11/22/2010 7:00 AM 0.00 0.0 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 0.00 0.0 M M M
11/26/2010 7:00 AM 0.04 M 0.03 M M
11/27/2010 7:00 AM T T M M 0.03
11/28/2010 7:00 AM 0.00 0.0 M M M
11/29/2010 7:00 AM 0.00 0.0 M T M snow
11/30/2010 7:00 AM 0.12 M 0.09 T M snow
12/1/2010 7:00 AM 0.09 M M M M snow
12/2/2010 7:00 AM 0.00 0.0 M M 0.18
12/3/2010 7:00 AM 0.00 0.0 M M 0.17
12/4/2010 7:00 AM 0.00 0.0 M M 0.17
12/5/2010 7:00 AM 0.00 0.0 M M 0.17
12/6/2010 7:00 AM 0.00 0.0 M T M
12/7/2010 7:00 AM 0.00 0.0 M T M
12/8/2010 7:00 AM 0.27 M M M M snow
12/9/2010 7:00 AM 0.00 0.0 M T M snow began to melt and became very slushy
12/10/2010 7:00 AM 0.00 0.0 M T M various (patches) of snow, covering the ground
12/11/2010 7:00 AM 0.00 0.0 M M M no snow on ground at observation time, but started to fall at around 1:45 pm
12/12/2010 7:00 AM 0.53 M M 4.0 0.41 snow
12/13/2010 7:00 AM 0.00 0.0 M M 0.28
12/14/2010 7:00 AM 0.22 M M T M rain; melted most of snow on ground
12/15/2010 7:00 AM 0.00 0.0 M T M most snow melted...traces of it on ground
12/16/2010 7:00 AM 0.00 0.0 M M M
12/17/2010 7:00 AM T M M M M snow
12/18/2010 7:00 AM 0.00 0.0 M M M started snowing @ around 11:15 am
12/19/2010 7:00 AM 0.09 M M M M snow
12/20/2010 7:00 AM T M M M 0.09 snow
12/21/2010 7:00 AM 0.30 M M M M snow
12/22/2010 7:00 AM 0.19 M M M M snow
12/24/2010 7:00 AM 0.00 0.0 M M 0.57
12/25/2010 7:00 AM 0.00 0.0 M 3.0 M
12/26/2010 7:00 AM 0.15 M M M M rain
12/27/2010 7:00 AM 0.00 0.0 M 2.0 M
12/28/2010 7:00 AM 0.05 M M 2.0 M snow
12/29/2010 7:00 AM 0.00 0.0 M 2.0 M
12/30/2010 7:00 AM 0.00 0.0 M 2.0 M
12/31/2010 7:00 AM 0.00 0.0 M 1.5 M
1/1/2011 7:00 AM 0.00 0.0 M 1.5 M
1/2/2011 7:00 AM 0.00 0.0 M 1.5 M
1/3/2011 7:00 AM 0.00 0.0 M 1.5 M
1/4/2011 7:00 AM 0.00 0.0 M 1.5 M
1/5/2011 7:00 AM 0.00 0.0 M 1.5 M started to snow at around 7:50 am
1/6/2011 7:00 AM T M M 2.0 M snow
1/7/2011 7:00 AM 0.00 0.0 M 1.5 M
1/8/2011 7:00 AM 0.00 0.0 M 1.5 M started to snow at around 2:45pm
1/9/2011 7:00 AM T M M M M
1/10/2011 7:00 AM T M M M M
1/11/2011 7:00 AM 0.00 0.0 M M M started to snow during late evening
1/12/2011 7:00 AM 0.18 M M M M snow
1/16/2011 7:00 AM 0.00 0.0 M M M
1/25/2011 7:00 AM 0.10 M M M M
2/7/2011 7:00 AM 0.31 3.5 0.31 M M
2/8/2011 7:00 AM 0.00 0.0 M M M
2/9/2011 7:00 AM 0.00 0.0 M M M
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 0.01 M 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 0.00 0.0 M M M
2/18/2011 7:00 AM 0.00 0.0 M M M
2/19/2011 7:00 AM 0.00 0.0 M M M
2/20/2011 7:00 AM 0.00 0.0 M M M
2/21/2011 7:00 AM 0.05 M M M M
2/22/2011 7:00 AM 0.00 0.0 M M M
2/23/2011 7:00 AM 0.00 0.0 M M M
2/24/2011 7:00 AM T M M M M Snow
2/25/2011 7:00 AM 0.00 0.0 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
3/1/2011 7:00 AM 0.00 0.0 M M M
3/2/2011 7:00 AM 0.18 M M M M
3/6/2011 7:00 AM T M M M M
3/7/2011 7:00 AM T M M M M
3/8/2011 7:00 AM T M M M M
3/9/2011 7:00 AM T M M M M
3/10/2011 7:00 AM 0.62 M M M M
3/14/2011 7:00 AM 0.60 M M M M
3/15/2011 7:00 AM T M M M M
3/16/2011 7:00 AM 0.24 M M M M
3/19/2011 7:00 AM 0.14 M M M M
3/20/2011 7:00 AM 0.00 0.0 M M M
3/21/2011 7:00 AM T M M M M
3/25/2011 7:00 AM 0.12 M M M M
3/26/2011 7:00 AM 0.08 M M M M
3/27/2011 7:00 AM 0.12 M M M M
3/28/2011 7:00 AM 0.02 M M M M
4/1/2011 7:00 AM 0.00 0.0 M M M
4/2/2011 7:00 AM 0.06 M M M M
4/6/2011 7:00 AM 0.01 M M M M
4/7/2011 7:00 AM 0.00 0.0 M M M
4/8/2011 7:00 AM 0.01 M M M M
4/13/2011 7:00 AM T M M M M
4/14/2011 7:00 AM 0.02 M M M M
4/15/2011 7:00 AM 0.03 M M M M
4/23/2011 7:00 AM T M M M M
4/26/2011 7:00 AM 0.22 M M M M
4/27/2011 7:00 AM T M M M M
4/28/2011 7:00 AM 0.00 0.0 M M M
4/29/2011 7:00 AM T M M M M
4/30/2011 7:00 AM 0.00 0.0 M M M
5/7/2011 7:00 AM 0.12 M M M M
5/8/2011 7:00 AM 0.44 M M M M
5/9/2011 7:00 AM 0.01 M M M M
5/11/2011 7:00 AM 0.08 M M M M
5/12/2011 7:00 AM 0.04 M M M M
5/13/2011 7:00 AM 0.06 M M M M
5/14/2011 7:00 AM T M M M M
5/15/2011 7:00 AM 0.50 M M M M
5/16/2011 7:00 AM 0.12 M M M M
5/21/2011 7:00 AM 0.20 M M M M
5/24/2011 7:00 AM 0.08 M M M M
5/25/2011 7:00 AM 0.97 M M M M
5/26/2011 7:00 AM 0.04 M M M M
5/27/2011 7:00 AM 0.13 M M M M
5/31/2011 7:00 AM 0.33 M M M M
6/1/2011 7:00 AM 0.03 M M M M
6/5/2011 7:00 AM T M 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
6/9/2011 7:00 AM 0.07 M M M M
6/10/2011 7:00 AM 0.02 M M M M
6/11/2011 7:00 AM T M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
11/8/2010 11/10/2010 7:00 AM 3 0.08 M M
11/17/2010 11/18/2010 7:00 AM 2 0.03 M M on 11/18/2010 it started to snow during the late morning, but didn't last long, or stick to the ground
1/17/2011 1/24/2011 7:00 AM 8 0.00 0.0 0.00
1/26/2011 2/06/2011 7:00 AM 12 0.00 0.0 0.00
3/3/2011 3/04/2011 7:00 AM 2 0.00 M M
3/11/2011 3/13/2011 7:00 AM 3 0.00 M M
3/17/2011 3/18/2011 7:00 AM 2 0.00 M M
3/22/2011 3/24/2011 7:00 AM 3 0.00 0.0 0.00
4/3/2011 4/05/2011 7:00 AM 3 0.00 M M
4/9/2011 4/11/2011 7:00 AM 3 0.00 M M
4/12/2011 4/13/2011 7:00 AM 2 T M M
4/16/2011 4/21/2011 7:00 AM 6 0.00 M M
4/23/2011 4/25/2011 7:00 AM 3 0.00 M M
5/1/2011 5/06/2011 7:00 AM 6 0.00 M M
5/17/2011 5/20/2011 7:00 AM 4 0.00 M M
5/22/2011 5/23/2011 7:00 AM 2 0.00 M M
5/28/2011 5/30/2011 7:00 AM 3 0.00 M M
6/2/2011 6/05/2011 7:00 AM 4 0.00 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
5/7/2011 11:00 AM 1/4" Pea Size 1/4" Pea Size 1/4" Pea Size Mixed|White Ice no damage True Same time as rain 10-20 6 0