Station Overview Station Location
Station Number WA-KG-199 Latitude 47.686424
Station Name Seattle 4.5 N Longitude -122.362209
County King Elevation (ft) 272



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 16 3.29 10.03 31 8.11 25 1.92 6 1 22 0 0.0 0 0
Nov 16 6.27 8.89 29 8.89 29 0.00 0 0 27 0 0.0 0 0
Dec 16 4.91 4.18 29 2.60 20 1.58 9 2 14 1 2.0 1 1
Jan 17 4.85 4.40 29 3.48 25 0.92 4 2 9 0 0.0 0 0
Feb 17 3.51 7.56 26 7.56 26 0.00 0 0 20 2 2.3 2 0
March 17 3.53 1.55 10 0.91 5 0.64 5 1 5 0 0.0 0 0
April 17 2.60 0.00 1 0.00 1 0.00 0 0 0 0 0.0 0 0
May 17 2.14 0.09 5 0.09 5 0.00 0 0 1 0 0.0 0 0
June 17 1.69 0.76 13 0.76 13 0.00 0 0 5 1 0.0 0 0
July 17 0.81 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 17 0.87 0.07 4 0.07 4 0.00 0 0 2 0 0.0 0 0
Sept 17 1.48 0.72 4 0.26 2 0.46 2 1 2 0 0.0 0 0
Water Year Totals: 35.95" 38.25" 181 days 32.73" 155 5.52" 26 days 7 107 days 4 days 4.3" 3 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
10/1/2016 0.01
10/2/2016 0.29
10/3/2016 0.00
10/4/2016 0.06
10/5/2016 0.08
10/6/2016 0.01
10/7/2016 0.38
10/8/2016 0.12
10/9/2016 0.49
10/10/2016 0.08
10/11/2016 0.00
10/12/2016 0.00
10/13/2016 0.57
10/14/2016 1.75
10/15/2016 0.81
10/16/2016 0.88
10/17/2016 0.32
10/18/2016 0.14
10/19/2016 0.01
10/20/2016 1.13
10/21/2016 0.30
10/22/2016 **
10/23/2016 **
10/24/2016 **
10/25/2016 **
10/26/2016 **
10/27/2016 1.92
10/28/2016 0.12
10/29/2016 0.06
10/30/2016 0.24
10/31/2016 0.26
11/1/2016 0.92
11/2/2016 0.26
11/3/2016 0.48
11/4/2016 0.01
11/5/2016 0.20
11/6/2016 0.80
11/7/2016 0.06
11/8/2016 0.00
11/9/2016 0.06
11/10/2016 0.08
11/11/2016 0.00
11/12/2016 0.11
11/13/2016 0.04
11/14/2016 0.33
11/15/2016 0.90
11/16/2016 0.27
11/17/2016 0.02
11/18/2016
11/19/2016 0.02
11/20/2016 0.26
11/21/2016 0.10
11/22/2016 0.01
11/23/2016 0.78
11/24/2016 0.70
11/25/2016 0.93
11/26/2016 0.54
11/27/2016 0.40
11/28/2016 0.39
11/29/2016 0.03
11/30/2016 0.19
12/1/2016 **
12/2/2016 0.10
12/3/2016 0.35
12/4/2016 0.28
12/5/2016 0.05
12/6/2016 0.21
12/7/2016 0.00
12/8/2016 0.00
12/9/2016 0.36
12/10/2016 0.27
12/11/2016 0.18
12/12/2016 0.03
12/13/2016 0.02
12/14/2016
12/15/2016 0.00
12/16/2016 0.00
12/17/2016 0.00
12/18/2016 T
12/19/2016 0.18
12/20/2016 0.38
12/21/2016 0.01
12/22/2016 **
12/23/2016 **
12/24/2016 **
12/25/2016 **
12/26/2016 **
12/27/2016 **
12/28/2016 1.48
12/29/2016 0.01
12/30/2016 0.27
12/31/2016
Day of YearDaily PrcpMultiday Prcp
1/1/2017 0.16
1/2/2017 0.00
1/3/2017 0.00
1/4/2017 0.00
1/5/2017 0.00
1/6/2017 0.00
1/7/2017 0.00
1/8/2017 **
1/9/2017 0.67
1/10/2017 0.11
1/11/2017 0.05
1/12/2017 0.00
1/13/2017 0.00
1/14/2017 0.00
1/15/2017 0.00
1/16/2017 0.00
1/17/2017 0.04
1/18/2017 2.14
1/19/2017 0.81
1/20/2017 0.12
1/21/2017
1/22/2017 0.04
1/23/2017 M **
1/24/2017 0.25
1/25/2017 0.00
1/26/2017 0.01
1/27/2017 0.00
1/28/2017
1/29/2017 0.00
1/30/2017 0.00
1/31/2017 0.00
2/1/2017 0.00
2/2/2017 0.00
2/3/2017 0.10
2/4/2017 0.78
2/5/2017 0.51
2/6/2017 M
2/7/2017 0.11
2/8/2017 0.01
2/9/2017 1.66
2/10/2017 0.56
2/11/2017 0.02
2/12/2017
2/13/2017 0.00
2/14/2017 0.00
2/15/2017 1.10
2/16/2017 1.47
2/17/2017 0.02
2/18/2017 0.01
2/19/2017 0.15
2/20/2017 0.14
2/21/2017 0.22
2/22/2017 0.15
2/23/2017 0.01
2/24/2017 T
2/25/2017 T
2/26/2017 0.19
2/27/2017 0.21
2/28/2017 0.14
3/1/2017 **
3/2/2017 **
3/3/2017 **
3/4/2017 **
3/5/2017 0.64
3/6/2017
3/7/2017
3/8/2017
3/9/2017
3/10/2017
3/11/2017
3/12/2017
3/13/2017
3/14/2017
3/15/2017
3/16/2017
3/17/2017
3/18/2017
3/19/2017
3/20/2017
3/21/2017 0.14
3/22/2017 0.09
3/23/2017 0.01
3/24/2017 0.40
3/25/2017 0.27
3/26/2017
3/27/2017
3/28/2017
3/29/2017
3/30/2017
3/31/2017
Day of YearDaily PrcpMultiday Prcp
4/1/2017
4/2/2017
4/3/2017
4/4/2017
4/5/2017
4/6/2017
4/7/2017
4/8/2017
4/9/2017
4/10/2017
4/11/2017
4/12/2017
4/13/2017
4/14/2017
4/15/2017
4/16/2017 0.00
4/17/2017
4/18/2017
4/19/2017
4/20/2017
4/21/2017
4/22/2017
4/23/2017
4/24/2017
4/25/2017
4/26/2017
4/27/2017
4/28/2017
4/29/2017
4/30/2017
5/1/2017
5/2/2017
5/3/2017
5/4/2017
5/5/2017
5/6/2017
5/7/2017
5/8/2017
5/9/2017
5/10/2017
5/11/2017
5/12/2017
5/13/2017
5/14/2017
5/15/2017
5/16/2017
5/17/2017
5/18/2017
5/19/2017 0.00
5/20/2017
5/21/2017
5/22/2017
5/23/2017
5/24/2017
5/25/2017
5/26/2017 0.00
5/27/2017 0.00
5/28/2017
5/29/2017 0.00
5/30/2017
5/31/2017 0.09
6/1/2017 0.07
6/2/2017 T
6/3/2017 0.00
6/4/2017 0.00
6/5/2017 0.00
6/6/2017
6/7/2017
6/8/2017
6/9/2017
6/10/2017
6/11/2017
6/12/2017 0.00
6/13/2017 0.05
6/14/2017
6/15/2017
6/16/2017 0.61
6/17/2017
6/18/2017 0.01
6/19/2017
6/20/2017 0.00
6/21/2017 0.02
6/22/2017
6/23/2017 0.00
6/24/2017 0.00
6/25/2017
6/26/2017
6/27/2017
6/28/2017
6/29/2017
6/30/2017
Day of YearDaily PrcpMultiday Prcp
7/1/2017
7/2/2017
7/3/2017
7/4/2017
7/5/2017
7/6/2017
7/7/2017
7/8/2017
7/9/2017
7/10/2017
7/11/2017
7/12/2017
7/13/2017
7/14/2017
7/15/2017
7/16/2017
7/17/2017
7/18/2017
7/19/2017
7/20/2017
7/21/2017
7/22/2017
7/23/2017
7/24/2017
7/25/2017
7/26/2017
7/27/2017
7/28/2017
7/29/2017
7/30/2017
7/31/2017
8/1/2017
8/2/2017
8/3/2017
8/4/2017
8/5/2017 0.00
8/6/2017
8/7/2017
8/8/2017
8/9/2017
8/10/2017
8/11/2017
8/12/2017
8/13/2017 0.02
8/14/2017 0.05
8/15/2017 0.00
8/16/2017
8/17/2017
8/18/2017
8/19/2017
8/20/2017
8/21/2017
8/22/2017
8/23/2017
8/24/2017
8/25/2017
8/26/2017
8/27/2017
8/28/2017
8/29/2017
8/30/2017
8/31/2017
9/1/2017 0.10
9/2/2017
9/3/2017
9/4/2017
9/5/2017
9/6/2017
9/7/2017
9/8/2017
9/9/2017
9/10/2017
9/11/2017
9/12/2017
9/13/2017
9/14/2017
9/15/2017
9/16/2017
9/17/2017
9/18/2017 0.16
9/19/2017 **
9/20/2017 0.46
9/21/2017
9/22/2017
9/23/2017
9/24/2017
9/25/2017
9/26/2017
9/27/2017
9/28/2017
9/29/2017
9/30/2017



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2016 7:30 AM 0.01 M M M M Sent via CoCoRaHS Observer for iOS
10/2/2016 8:27 AM 0.29 M M M M Sent via CoCoRaHS Observer for iOS
10/3/2016 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
10/4/2016 7:30 AM 0.06 M M M M Sent via CoCoRaHS Observer for iOS
10/5/2016 7:30 AM 0.08 M M M M
10/6/2016 7:30 AM 0.01 M M M M
10/7/2016 7:30 AM 0.38 M M M M
10/8/2016 8:30 AM 0.12 M M M M
10/9/2016 8:30 AM 0.49 M M M M
10/10/2016 7:30 AM 0.08 M M M M
10/11/2016 7:30 AM 0.00 0.0 M M M
10/12/2016 7:30 AM 0.00 0.0 M M M
10/13/2016 7:30 AM 0.57 M M M M Sent via CoCoRaHS Observer for iOS
10/14/2016 7:30 AM 1.75 M M M M Light rain at time of obs.
10/15/2016 7:30 AM 0.81 M M M M Drizzle at time of obs.
10/16/2016 7:30 AM 0.88 M M M M Raining at time of obs
10/17/2016 7:30 AM 0.32 M M M M
10/18/2016 7:30 AM 0.14 M M M M
10/19/2016 7:30 AM 0.01 M M M M Sent via CoCoRaHS Observer for iOS
10/20/2016 7:30 AM 1.13 M M M M Raining at time of obs.
10/21/2016 5:43 AM 0.30 M M M M Sent via CoCoRaHS Observer for iOS
10/28/2016 7:30 AM 0.12 M M M M
10/29/2016 8:30 AM 0.06 M M M M Raining at time of obs.
10/30/2016 7:24 AM 0.24 M M M M Sent via CoCoRaHS Observer for iOS
10/31/2016 7:30 AM 0.26 M M M M Sent via CoCoRaHS Observer for iOS
11/1/2016 7:30 AM 0.92 M M M M Sent via CoCoRaHS Observer for iOS
11/2/2016 7:30 AM 0.26 M M M M Sent via CoCoRaHS Observer for iOS
11/3/2016 7:30 AM 0.48 M M M M Sent via CoCoRaHS Observer for iOS
11/4/2016 7:30 AM 0.01 M M M M
11/5/2016 7:30 AM 0.20 M M M M Sent via CoCoRaHS Observer for iOS
11/6/2016 7:30 AM 0.80 M M M M Sent via CoCoRaHS Observer for iOS
11/7/2016 7:30 AM 0.06 M M M M Drizzle at the time of obs
11/8/2016 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
11/9/2016 7:30 AM 0.06 M M M M
11/10/2016 7:30 AM 0.08 M M M M
11/11/2016 7:30 AM 0.00 0.0 M M M
11/12/2016 8:24 AM 0.11 M M M M Sent via CoCoRaHS Observer for iOS
11/13/2016 8:22 AM 0.04 M M M M Sent via CoCoRaHS Observer for iOS
11/14/2016 7:30 AM 0.33 M M M M
11/15/2016 6:25 AM 0.90 M M M M Sent via CoCoRaHS Observer for iOS
11/16/2016 7:30 AM 0.27 M M M M Sent via CoCoRaHS Observer for iOS
11/17/2016 7:30 AM 0.02 M M M M
11/19/2016 7:30 AM 0.02 M M M M Raining at time of obs.
11/20/2016 8:51 AM 0.26 M M M M Sent via CoCoRaHS Observer for iOS
11/21/2016 7:30 AM 0.10 M M M M
11/22/2016 7:30 AM 0.01 M M M M Raining at time of obs.
11/23/2016 7:30 AM 0.78 M M M M
11/24/2016 8:30 AM 0.70 M M M M Raining at time of obs.
11/25/2016 7:30 AM 0.93 M M M M Sent via CoCoRaHS Observer for iOS
11/26/2016 7:30 AM 0.54 M M M M Sent via CoCoRaHS Observer for iOS
11/27/2016 7:30 AM 0.40 M M M M Sent via CoCoRaHS Observer for iOS
11/28/2016 7:30 AM 0.39 M M M M Sent via CoCoRaHS Observer for iOS
11/29/2016 7:30 AM 0.03 M M M M Sent via CoCoRaHS Observer for iOS
11/30/2016 9:21 AM 0.19 M M M M Sent via CoCoRaHS Observer for iOS
12/3/2016 7:30 AM 0.35 M M M M Sent via CoCoRaHS Observer for iOS
12/4/2016 8:42 AM 0.28 M M M M Sent via CoCoRaHS Observer for iOS
12/5/2016 7:30 AM 0.05 M M M M
12/6/2016 7:30 AM 0.21 M M M M
12/7/2016 7:30 AM 0.00 0.0 M M M
12/8/2016 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
12/9/2016 7:30 AM 0.36 2.0 0.36 2.0 M Sent via CoCoRaHS Observer for iOS
12/10/2016 7:30 AM 0.27 M M T M Sent via CoCoRaHS Observer for iOS
12/11/2016 7:30 AM 0.18 M M M M Sent via CoCoRaHS Observer for iOS
12/12/2016 7:30 AM 0.03 M M M M Sent via CoCoRaHS Observer for iOS
12/13/2016 7:30 AM 0.02 M M M M
12/15/2016 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
12/16/2016 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
12/17/2016 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
12/18/2016 7:30 AM T T M M M Sent via CoCoRaHS Observer for iOS
12/19/2016 7:30 AM 0.18 M M M M
12/20/2016 7:30 AM 0.38 M M M M
12/21/2016 7:30 AM 0.01 M M M M
12/29/2016 7:30 AM 0.01 M M M M Sent via CoCoRaHS Observer for iOS
12/30/2016 7:30 AM 0.27 M M M M Sent via CoCoRaHS Observer for iOS
1/1/2017 7:30 AM 0.16 T M T M Sent via CoCoRaHS Observer for iOS
1/2/2017 7:30 AM 0.00 0.0 M M M
1/3/2017 7:30 AM 0.00 0.0 M M M
1/4/2017 7:30 AM 0.00 0.0 M M M
1/5/2017 7:30 AM 0.00 0.0 M M M
1/6/2017 7:30 AM 0.00 0.0 M M M
1/7/2017 7:30 AM 0.00 0.0 M M M
1/10/2017 7:30 AM 0.11 M M M M Light rain at time of obs.
1/11/2017 7:30 AM 0.05 M M M M
1/12/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
1/13/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
1/14/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
1/15/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
1/16/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
1/17/2017 7:30 AM 0.04 M M M M Sent via CoCoRaHS Observer for iOS
1/18/2017 7:48 AM 2.14 M M M M Sent via CoCoRaHS Observer for iOS
1/19/2017 7:30 AM 0.81 M M M M
1/20/2017 7:30 AM 0.12 M M M M
1/22/2017 7:30 AM 0.04 M M M M
1/23/2017 7:30 AM M M M M M Sent via CoCoRaHS Observer for iOS
1/25/2017 7:30 AM 0.00 0.0 M M M
1/26/2017 7:30 AM 0.01 M M M M
1/27/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
1/29/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
1/30/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
1/31/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
2/1/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
2/2/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
2/3/2017 8:03 AM 0.10 T M T M Sent via CoCoRaHS Observer for iOS
2/4/2017 7:30 AM 0.78 M M M M Light drizzle at time of obs.
2/5/2017 7:30 AM 0.51 M M M M Sent via CoCoRaHS Observer for iOS
2/6/2017 7:30 AM M 1.7 M M M Rain gauge was frozen on mount and it unfortunately slipped out of my hand when I pulled it off. I could not get a liquid equivalent measurement. There was light snow at time of obs.
2/7/2017 7:30 AM 0.11 M M M M
2/8/2017 7:30 AM 0.01 M M M M Drizzling at time of obs.
2/9/2017 7:30 AM 1.66 M M M M Heavy rain at time of obs.
2/10/2017 7:30 AM 0.56 M M M M
2/11/2017 7:30 AM 0.02 M M M M
2/13/2017 7:30 AM 0.00 0.0 M M M
2/14/2017 7:30 AM 0.00 0.0 M M M
2/15/2017 7:23 AM 1.10 M M M M Sent via CoCoRaHS Observer for iOS
2/16/2017 7:18 AM 1.47 M M M M Sent via CoCoRaHS Observer for iOS
2/17/2017 7:30 AM 0.02 M M M M
2/18/2017 8:00 AM 0.01 M M M M Drizzle at time of obs.
2/19/2017 8:58 AM 0.15 M M M M Sent via CoCoRaHS Observer for iOS
2/20/2017 8:39 AM 0.14 M M M M Sent via CoCoRaHS Observer for iOS
2/21/2017 8:37 AM 0.22 M M M M Sent via CoCoRaHS Observer for iOS
2/22/2017 7:30 AM 0.15 M M M M
2/23/2017 7:30 AM 0.01 M M M M
2/24/2017 7:30 AM T M M M M
2/25/2017 7:30 AM T M M M M Sent via CoCoRaHS Observer for iOS
2/26/2017 7:30 AM 0.19 M M M M Sent via CoCoRaHS Observer for iOS
2/27/2017 7:56 AM 0.21 0.6 M M M Sent via CoCoRaHS Observer for iOS
2/28/2017 8:00 AM 0.14 T M T M Sent via CoCoRaHS Observer for iOS
3/21/2017 8:13 AM 0.14 M M M M Sent via CoCoRaHS Observer for iOS
3/22/2017 8:57 AM 0.09 M M M M Sent via CoCoRaHS Observer for iOS
3/23/2017 8:38 AM 0.01 M M M M Sent via CoCoRaHS Observer for iOS
3/24/2017 7:30 AM 0.40 M M M M Sent via CoCoRaHS Observer for iOS
3/25/2017 7:30 AM 0.27 M M M M Sent via CoCoRaHS Observer for iOS
4/16/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
5/19/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
5/26/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
5/27/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
5/29/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
5/31/2017 7:30 AM 0.09 M M M M Sent via CoCoRaHS Observer for iOS
6/1/2017 8:41 AM 0.07 M M M M Sent via CoCoRaHS Observer for iOS
6/2/2017 9:09 AM T M M M M Sent via CoCoRaHS Observer for iOS
6/3/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
6/4/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
6/5/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
6/12/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
6/13/2017 10:36 AM 0.05 M M M M Sent via CoCoRaHS Observer for iOS
6/16/2017 7:26 AM 0.61 M M M M Sent via CoCoRaHS Observer for iOS
6/18/2017 7:18 AM 0.01 M M M M Sent via CoCoRaHS Observer for iOS
6/20/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
6/21/2017 7:15 AM 0.02 M M M M Sent via CoCoRaHS Observer for iOS
6/23/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
6/24/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
8/5/2017 7:30 AM 0.00 M M M M Sent via CoCoRaHS Observer for iOS
8/13/2017 7:30 AM 0.02 M M M M
8/14/2017 7:26 AM 0.05 M M M M
8/15/2017 7:30 AM 0.00 M M M M
9/1/2017 7:30 AM 0.10 M M M M
9/18/2017 8:20 AM 0.16 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/22/2016 10/27/2016 7:30 AM 6 1.92 0.0 0.00
12/1/2016 12/02/2016 7:30 AM 2 0.10 0.0 0.00
12/22/2016 12/28/2016 7:30 AM 7 1.48 M M
1/8/2017 1/09/2017 7:30 AM 2 0.67 0.0 0.00
1/23/2017 1/24/2017 7:30 AM 2 0.25 M M
3/1/2017 3/05/2017 7:30 AM 5 0.64 M M
9/19/2017 9/20/2017 7:30 AM 2 0.46 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