Station Overview Station Location
Station Number WA-MS-13 Latitude 47.377819
Station Name Potlatch 0.1 NW Longitude -123.150781
County Mason Elevation (ft) 34



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 11 7.49 4.30 10 4.30 10 0.00 0 0 9 1 0.0 0 0
Nov 11 14.64 13.43 25 13.43 25 0.00 0 0 19 0 0.0 0 0
Dec 11 15.01 7.56 23 7.56 23 0.00 0 0 10 0 0.0 0 0
Jan 12 13.56 5.85 14 5.85 14 0.00 0 0 11 0 0.0 0 0
Feb 12 9.72 7.67 28 7.10 23 0.57 5 2 15 0 0.0 0 0
March 12 8.60 12.64 23 12.64 23 0.00 0 0 19 1 0.0 0 0
April 12 5.47 5.37 27 2.83 18 2.54 9 2 12 0 0.0 0 0
May 12 3.12 3.73 29 3.71 23 0.02 6 1 10 0 0.0 0 0
June 12 1.99 2.12 22 2.12 22 0.00 0 0 12 2 0.0 0 0
July 12 1.05 0.84 25 0.84 25 0.00 0 0 5 4 0.0 0 0
Aug 12 1.18 0.00 5 0.00 5 0.00 0 0 0 0 0.0 0 0
Sept 12 2.08 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 83.91" 63.51" 231 days 60.38" 211 3.13" 20 days 5 122 days 8 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
10/1/2011 0.03
10/2/2011 T
10/3/2011 0.65
10/4/2011 0.25
10/5/2011 0.78
10/6/2011 0.05
10/7/2011 0.03
10/8/2011
10/9/2011 0.03
10/10/2011
10/11/2011 1.54
10/12/2011 0.94
10/13/2011
10/14/2011
10/15/2011
10/16/2011
10/17/2011
10/18/2011
10/19/2011
10/20/2011
10/21/2011
10/22/2011
10/23/2011
10/24/2011
10/25/2011
10/26/2011
10/27/2011
10/28/2011
10/29/2011
10/30/2011
10/31/2011
11/1/2011
11/2/2011
11/3/2011 0.48
11/4/2011 0.12
11/5/2011 0.00
11/6/2011 0.00
11/7/2011 0.00
11/8/2011 0.06
11/9/2011
11/10/2011 0.02
11/11/2011 0.00
11/12/2011 0.36
11/13/2011 0.48
11/14/2011 0.02
11/15/2011 0.00
11/16/2011
11/17/2011 1.44
11/18/2011 0.55
11/19/2011
11/20/2011 0.00
11/21/2011 0.54
11/22/2011 2.67
11/23/2011 3.37
11/24/2011 0.04
11/25/2011 1.20
11/26/2011 0.22
11/27/2011 0.88
11/28/2011 0.65
11/29/2011 0.02
11/30/2011 0.31
12/1/2011 0.00
12/2/2011 0.00
12/3/2011 0.00
12/4/2011 0.00
12/5/2011 0.00
12/6/2011 0.00
12/7/2011 0.00
12/8/2011
12/9/2011 0.00
12/10/2011 0.00
12/11/2011 0.03
12/12/2011
12/13/2011
12/14/2011
12/15/2011 0.09
12/16/2011 0.01
12/17/2011
12/18/2011
12/19/2011
12/20/2011 0.00
12/21/2011 0.00
12/22/2011 0.00
12/23/2011 0.10
12/24/2011 0.31
12/25/2011
12/26/2011 0.22
12/27/2011 0.95
12/28/2011 3.20
12/29/2011 1.48
12/30/2011 1.17
12/31/2011 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2012 0.00
1/2/2012
1/3/2012 1.33
1/4/2012 0.28
1/5/2012 2.11
1/6/2012 0.09
1/7/2012 0.15
1/8/2012 0.03
1/9/2012 0.05
1/10/2012 0.20
1/11/2012 0.00
1/12/2012
1/13/2012 0.00
1/14/2012
1/15/2012
1/16/2012
1/17/2012
1/18/2012
1/19/2012
1/20/2012
1/21/2012
1/22/2012
1/23/2012
1/24/2012
1/25/2012
1/26/2012
1/27/2012
1/28/2012
1/29/2012 0.34
1/30/2012 1.19
1/31/2012 0.08
2/1/2012 0.63
2/2/2012 0.00
2/3/2012 0.00
2/4/2012 0.00
2/5/2012 0.00
2/6/2012 0.00
2/7/2012 0.00
2/8/2012 0.40
2/9/2012 0.69
2/10/2012 0.75 **
2/11/2012 **
2/12/2012 0.50
2/13/2012 0.14
2/14/2012 0.03
2/15/2012
2/16/2012 0.00
2/17/2012 0.20
2/18/2012 1.45
2/19/2012 0.72
2/20/2012 0.08
2/21/2012 0.08
2/22/2012 0.42
2/23/2012 **
2/24/2012 0.07
2/25/2012 0.90
2/26/2012 0.04
2/27/2012
2/28/2012 0.00
2/29/2012 0.57
3/1/2012 0.60
3/2/2012
3/3/2012 0.19
3/4/2012
3/5/2012 0.63
3/6/2012 0.30
3/7/2012
3/8/2012
3/9/2012 T
3/10/2012 1.10
3/11/2012 0.59
3/12/2012 0.53
3/13/2012 1.50
3/14/2012
3/15/2012
3/16/2012 1.08
3/17/2012 0.43
3/18/2012 0.16
3/19/2012 0.14
3/20/2012 0.94
3/21/2012 0.30
3/22/2012 0.00
3/23/2012
3/24/2012 0.00
3/25/2012 0.00
3/26/2012 0.02
3/27/2012 0.29
3/28/2012
3/29/2012 1.98
3/30/2012 1.54
3/31/2012 0.32
Day of YearDaily PrcpMultiday Prcp
4/1/2012 0.62
4/2/2012 0.23
4/3/2012 0.14
4/4/2012 0.17
4/5/2012 **
4/6/2012 **
4/7/2012 **
4/8/2012 0.10
4/9/2012
4/10/2012 0.00
4/11/2012 0.02
4/12/2012 0.06
4/13/2012
4/14/2012 0.00
4/15/2012 0.00
4/16/2012 **
4/17/2012 **
4/18/2012 **
4/19/2012 **
4/20/2012 2.44
4/21/2012 0.02
4/22/2012 0.00
4/23/2012 0.00
4/24/2012 0.00
4/25/2012 0.16
4/26/2012 0.89
4/27/2012 0.20
4/28/2012 0.06
4/29/2012
4/30/2012 0.26
5/1/2012 0.06
5/2/2012 0.04
5/3/2012 0.31
5/4/2012 0.58
5/5/2012 0.01
5/6/2012
5/7/2012 0.00
5/8/2012 0.00
5/9/2012 0.00
5/10/2012 0.00
5/11/2012 0.00
5/12/2012 0.00
5/13/2012 0.00
5/14/2012
5/15/2012 0.00
5/16/2012 0.00
5/17/2012 0.00
5/18/2012 0.00
5/19/2012 0.00
5/20/2012 0.00
5/21/2012 0.53
5/22/2012 1.08
5/23/2012 0.64
5/24/2012 0.30
5/25/2012 **
5/26/2012 **
5/27/2012 **
5/28/2012 **
5/29/2012 **
5/30/2012 0.02
5/31/2012 0.16
6/1/2012 0.33
6/2/2012 0.16
6/3/2012 0.00
6/4/2012 0.03
6/5/2012 0.17
6/6/2012
6/7/2012 0.75
6/8/2012
6/9/2012
6/10/2012 T
6/11/2012 0.00
6/12/2012 0.01
6/13/2012
6/14/2012
6/15/2012 0.00
6/16/2012 0.00
6/17/2012 T
6/18/2012 0.01
6/19/2012 0.02
6/20/2012 0.00
6/21/2012
6/22/2012 0.00
6/23/2012 0.20
6/24/2012 0.19
6/25/2012
6/26/2012
6/27/2012 0.00
6/28/2012 0.00
6/29/2012 0.20
6/30/2012 0.05
Day of YearDaily PrcpMultiday Prcp
7/1/2012 0.06
7/2/2012 0.00
7/3/2012 0.44
7/4/2012 0.00
7/5/2012
7/6/2012
7/7/2012 0.00
7/8/2012 0.00
7/9/2012 0.00
7/10/2012
7/11/2012 0.00
7/12/2012 0.00
7/13/2012 0.14
7/14/2012
7/15/2012 T
7/16/2012 T
7/17/2012 0.00
7/18/2012
7/19/2012 0.00
7/20/2012 0.18
7/21/2012 T
7/22/2012 0.00
7/23/2012
7/24/2012 0.00
7/25/2012 0.00
7/26/2012 0.00
7/27/2012 0.00
7/28/2012 0.02
7/29/2012 T
7/30/2012 0.00
7/31/2012 0.00
8/1/2012 0.00
8/2/2012 0.00
8/3/2012 0.00
8/4/2012 0.00
8/5/2012 0.00
8/6/2012
8/7/2012
8/8/2012
8/9/2012
8/10/2012
8/11/2012
8/12/2012
8/13/2012
8/14/2012
8/15/2012
8/16/2012
8/17/2012
8/18/2012
8/19/2012
8/20/2012
8/21/2012
8/22/2012
8/23/2012
8/24/2012
8/25/2012
8/26/2012
8/27/2012
8/28/2012
8/29/2012
8/30/2012
8/31/2012
9/1/2012
9/2/2012
9/3/2012
9/4/2012
9/5/2012
9/6/2012
9/7/2012
9/8/2012
9/9/2012
9/10/2012
9/11/2012
9/12/2012
9/13/2012
9/14/2012
9/15/2012
9/16/2012
9/17/2012
9/18/2012
9/19/2012
9/20/2012
9/21/2012
9/22/2012
9/23/2012
9/24/2012
9/25/2012
9/26/2012
9/27/2012
9/28/2012
9/29/2012
9/30/2012



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2011 8:00 AM 0.03 M M M M
10/2/2011 8:00 AM T M M M M
10/3/2011 8:00 AM 0.65 M M M M
10/4/2011 8:00 AM 0.25 M M M M
10/5/2011 8:00 AM 0.78 M M M M
10/6/2011 8:00 AM 0.05 M M M M
10/7/2011 8:00 AM 0.03 M M M M
10/9/2011 8:00 AM 0.03 M M M M
10/11/2011 8:00 AM 1.54 M M M M Very windy throughout the night. Still raining moderately hard..
10/12/2011 8:00 AM 0.94 M M M M
11/3/2011 8:00 AM 0.48 M M M M
11/4/2011 8:00 AM 0.12 M M M M
11/5/2011 8:00 AM 0.00 0.0 M M M
11/6/2011 8:00 AM 0.00 0.0 M M M
11/7/2011 8:00 AM 0.00 0.0 M M M
11/8/2011 8:00 AM 0.06 M M M M
11/10/2011 8:00 AM 0.02 M M M M
11/11/2011 8:00 AM 0.00 0.0 M M M
11/12/2011 8:00 AM 0.36 M M M M
11/13/2011 8:00 AM 0.48 M M M M
11/14/2011 8:00 AM 0.02 M M M M
11/15/2011 8:00 AM 0.00 0.0 M M M
11/17/2011 8:00 AM 1.44 M M M M
11/18/2011 8:00 AM 0.55 M M M M
11/20/2011 8:00 AM 0.00 0.0 M M M
11/21/2011 8:00 AM 0.54 T M M M A bit of very wet snow on the vehicle windshields but none on the ground....
11/22/2011 8:00 AM 2.67 M M M M No visible evidence that we had much in the way of wind here in Potlatch. None of the usual tree branches on the road or yard.
11/23/2011 8:00 AM 3.37 M M M M
11/24/2011 8:00 AM 0.04 M M M M Not raining at the moment. Light showers so far....
11/25/2011 8:00 AM 1.20 M M M M
11/26/2011 8:00 AM 0.22 M M M M
11/27/2011 8:00 AM 0.88 M M M M
11/28/2011 8:00 AM 0.65 M M M M
11/29/2011 8:00 AM 0.02 M M M M
11/30/2011 8:00 AM 0.31 M M M M
12/1/2011 8:00 AM 0.00 0.0 M M M
12/2/2011 8:00 AM 0.00 0.0 M M M
12/3/2011 8:00 AM 0.00 0.0 M M M
12/4/2011 8:00 AM 0.00 0.0 M M M
12/5/2011 8:00 AM 0.00 0.0 M M M
12/6/2011 8:00 AM 0.00 0.0 M M M
12/7/2011 8:00 AM 0.00 0.0 M M M
12/9/2011 8:00 AM 0.00 0.0 M M M
12/10/2011 8:00 AM 0.00 0.0 M M M
12/11/2011 8:00 AM 0.03 M M M M Light rain
12/15/2011 8:00 AM 0.09 M M M M
12/16/2011 8:00 AM 0.01 M M M M
12/20/2011 8:00 AM 0.00 0.0 M M M
12/21/2011 8:00 AM 0.00 0.0 M M M
12/22/2011 8:00 AM 0.00 0.0 M M M Heavy frost.About 27 degrees
12/23/2011 8:00 AM 0.10 M M M M
12/24/2011 8:00 AM 0.31 M M M M
12/26/2011 8:00 AM 0.22 M M M M
12/27/2011 8:00 AM 0.95 M M M M
12/28/2011 8:00 AM 3.20 M M M M Moderate rain for the past 24.My basement sump pump started running off and on about 11PM last night.
12/29/2011 8:00 AM 1.48 M M M M
12/30/2011 8:00 AM 1.17 M M M M
12/31/2011 8:00 AM 0.00 0.0 M M M Heavy frost
1/1/2012 8:00 AM 0.00 0.0 M M M
1/3/2012 8:00 AM 1.33 M M M M
1/4/2012 8:00 AM 0.28 M M M M
1/5/2012 8:00 AM 2.11 M M M M
1/6/2012 8:00 AM 0.09 M M M M
1/7/2012 8:00 AM 0.15 M M M M A light drizzle
1/8/2012 8:00 AM 0.03 M M M M
1/9/2012 8:00 AM 0.05 M M M M
1/10/2012 8:00 AM 0.20 M M M M
1/11/2012 8:00 AM 0.00 0.0 M M M
1/13/2012 8:00 AM 0.00 0.0 M M M
1/29/2012 8:00 AM 0.34 M M M M
1/30/2012 8:00 AM 1.19 M M M M
1/31/2012 8:00 AM 0.08 M M M M
2/1/2012 8:00 AM 0.63 M M M M
2/2/2012 8:00 AM 0.00 0.0 M M M
2/3/2012 8:00 AM 0.00 0.0 M M M
2/4/2012 8:00 AM 0.00 0.0 M M M
2/5/2012 8:00 AM 0.00 0.0 M M M
2/6/2012 8:00 AM 0.00 0.0 M M M
2/7/2012 8:00 AM 0.00 0.0 M M M
2/8/2012 8:00 AM 0.40 M M M M
2/9/2012 8:00 AM 0.69 M M M M
2/10/2012 8:00 AM 0.75 M M M M
2/13/2012 8:00 AM 0.14 M M M M
2/14/2012 8:00 AM 0.03 M M M M
2/16/2012 8:00 AM 0.00 0.0 M M M
2/17/2012 8:00 AM 0.20 M M M M
2/18/2012 8:00 AM 1.45 M M M M
2/19/2012 8:00 AM 0.72 M M M M
2/20/2012 8:00 AM 0.08 M M M M
2/21/2012 8:00 AM 0.08 M M M M
2/22/2012 8:00 AM 0.42 M M M M
2/25/2012 8:00 AM 0.90 M M M M Hasn't rained for a few hours. No evidence of any high winds here during the night or now.
2/26/2012 8:00 AM 0.04 M M M M
2/28/2012 8:00 AM 0.00 0.0 M M M
2/29/2012 8:00 AM 0.57 M M M M
3/1/2012 8:00 AM 0.60 M M M M
3/3/2012 8:00 AM 0.19 M M M M
3/5/2012 8:00 AM 0.63 M M M M
3/6/2012 8:00 AM 0.30 0.0 M M M (edit: daily precip initially recorded as 0.00". changed to NA due to incongruity with surroundings. observer contacted. P.G.)
3/9/2012 8:00 AM T M M M M
3/10/2012 8:00 AM 1.10 M M M M
3/11/2012 8:00 AM 0.59 M M M M
3/12/2012 8:00 AM 0.53 M M M M
3/13/2012 8:00 AM 1.50 M M M M A dusting of snow and hail on the ground here and there. Light snow falling now..
3/16/2012 8:00 AM 1.08 M M M M
3/17/2012 8:00 AM 0.43 M M M M
3/18/2012 8:00 AM 0.16 M M M M
3/19/2012 8:00 AM 0.14 M M M M
3/20/2012 8:00 AM 0.94 M M M M
3/21/2012 8:00 AM 0.30 M M M M
3/22/2012 8:00 AM 0.00 0.0 M M M
3/24/2012 8:00 AM 0.00 0.0 M M M
3/25/2012 8:00 AM 0.00 0.0 M M M
3/26/2012 8:00 AM 0.02 M M M M
3/27/2012 8:00 AM 0.29 M M M M
3/29/2012 8:00 AM 1.98 M M M M Heavy rain and wind through much of the night. Woke me up several times. Wind has let up some but the rain hasn't...
3/30/2012 8:00 AM 1.54 M M M M
3/31/2012 8:00 AM 0.32 M M M M light rain,strong winds...
4/1/2012 8:00 AM 0.62 M M M M
4/2/2012 8:00 AM 0.23 M M M M
4/3/2012 8:00 AM 0.14 M M M M
4/4/2012 8:00 AM 0.17 M M M M
4/10/2012 8:00 AM 0.00 0.0 M M M
4/11/2012 8:00 AM 0.02 M M M M
4/12/2012 8:00 AM 0.06 M M M M
4/14/2012 8:00 AM 0.00 0.0 M M M
4/15/2012 8:00 AM 0.00 0.0 M M M
4/21/2012 8:00 AM 0.02 M M M M
4/22/2012 8:00 AM 0.00 0.0 M M M
4/23/2012 8:00 AM 0.00 0.0 M M M
4/24/2012 8:00 AM 0.00 0.0 M M M
4/25/2012 8:00 AM 0.16 M M M M
4/26/2012 8:00 AM 0.89 M M M M
4/27/2012 8:00 AM 0.20 M M M M
4/28/2012 8:00 AM 0.06 M M M M
4/30/2012 8:00 AM 0.26 M M M M
5/1/2012 8:00 AM 0.06 M M M M
5/2/2012 8:00 AM 0.04 M M M M
5/3/2012 8:00 AM 0.31 M M M M
5/4/2012 8:00 AM 0.58 M M M M
5/5/2012 8:00 AM 0.01 M M M M
5/7/2012 8:00 AM 0.00 0.0 M M M
5/8/2012 8:00 AM 0.00 0.0 M M M
5/9/2012 8:00 AM 0.00 0.0 M M M
5/10/2012 8:00 AM 0.00 0.0 M M M
5/11/2012 8:00 AM 0.00 0.0 M M M
5/12/2012 8:00 AM 0.00 0.0 M M M
5/13/2012 8:00 AM 0.00 0.0 M M M
5/15/2012 8:00 AM 0.00 0.0 M M M
5/16/2012 8:00 AM 0.00 0.0 M M M
5/17/2012 8:00 AM 0.00 0.0 M M M
5/18/2012 8:00 AM 0.00 0.0 M M M
5/19/2012 8:00 AM 0.00 0.0 M M M
5/20/2012 8:00 AM 0.00 0.0 M M M
5/21/2012 8:00 AM 0.53 M M M M
5/22/2012 8:00 AM 1.08 M M M M
5/23/2012 8:00 AM 0.64 M M M M
5/24/2012 8:00 AM 0.30 M M M M
5/31/2012 8:00 AM 0.16 M M M M
6/1/2012 8:00 AM 0.33 M M M M
6/2/2012 8:00 AM 0.16 M M M M
6/3/2012 8:00 AM 0.00 0.0 M M M
6/4/2012 8:00 AM 0.03 M M M M
6/5/2012 8:00 AM 0.17 M M M M
6/7/2012 8:00 AM 0.75 M M M M
6/10/2012 8:00 AM T M M M M
6/11/2012 8:00 AM 0.00 0.0 M M M
6/12/2012 8:00 AM 0.01 M M M M
6/15/2012 8:00 AM 0.00 0.0 M M M
6/16/2012 8:00 AM 0.00 0.0 M M M
6/17/2012 8:00 AM T M M M M
6/18/2012 8:00 AM 0.01 M M M M
6/19/2012 8:00 AM 0.02 M M M M
6/20/2012 8:00 AM 0.00 0.0 M M M
6/22/2012 8:00 AM 0.00 0.0 M M M
6/23/2012 8:00 AM 0.20 M M M M
6/24/2012 8:00 AM 0.19 M M M M
6/27/2012 8:00 AM 0.00 0.0 M M M
6/28/2012 8:00 AM 0.00 0.0 M M M
6/29/2012 8:00 AM 0.20 M M M M
6/30/2012 8:00 AM 0.05 M M M M
7/1/2012 8:00 AM 0.06 M M M M
7/2/2012 8:00 AM 0.00 0.0 M M M
7/3/2012 8:00 AM 0.44 M M M M
7/4/2012 8:00 AM 0.00 0.0 M M M
7/7/2012 8:00 AM 0.00 0.0 M M M
7/8/2012 8:00 AM 0.00 0.0 M M M
7/9/2012 8:00 AM 0.00 0.0 M M M
7/11/2012 8:00 AM 0.00 0.0 M M M
7/12/2012 8:00 AM 0.00 0.0 M M M
7/13/2012 8:00 AM 0.14 M M M M
7/15/2012 8:00 AM T M M M M
7/16/2012 8:00 AM T M M M M
7/17/2012 8:00 AM 0.00 0.0 M M M
7/19/2012 8:00 AM 0.00 0.0 M M M
7/20/2012 8:00 AM 0.18 M M M M
7/21/2012 8:00 AM T M M M M
7/22/2012 8:00 AM 0.00 0.0 M M M
7/24/2012 8:00 AM 0.00 0.0 M M M
7/25/2012 8:00 AM 0.00 0.0 M M M
7/26/2012 8:00 AM 0.00 0.0 M M M
7/27/2012 8:00 AM 0.00 0.0 M M M
7/28/2012 8:00 AM 0.02 M M M M Very light drizzle,low gray clouds
7/29/2012 8:00 AM T M M M M
7/30/2012 8:00 AM 0.00 0.0 M M M
7/31/2012 8:00 AM 0.00 0.0 M M M
8/1/2012 8:00 AM 0.00 0.0 M M M
8/2/2012 8:00 AM 0.00 0.0 M M M
8/3/2012 8:00 AM 0.00 0.0 M M M
8/4/2012 8:00 AM 0.00 0.0 M M M
8/5/2012 8:00 AM 0.00 0.0 M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
2/10/2012 2/12/2012 12:00 AM 3 0.50 M M
2/23/2012 2/24/2012 12:00 AM 2 0.07 M M
4/5/2012 4/08/2012 12:00 AM 4 0.10 M M
4/16/2012 4/20/2012 7:20 AM 5 2.44 M M
5/25/2012 5/30/2012 12:00 AM 6 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