Alert archive / Washington / River Flood Warnings
River Flood Warnings in Washington, 2020
92 river flood warnings in 2020. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of river flood warnings reaches back to 2005.
River Flood Warnings by county
Each county as a circle sized by its count in 2020. Tap one for its archive.
- River Flood Warnings
- 92
- Busiest month
- February45 river flood warnings
- Busiest day
- February 6, 202017 river flood warnings
Over time
By month
The alerts
Every alert, in the order issued. Times are local, Pacific Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 31, 10:39 PM PST | River Flood Warning | SEW | Mason | 21 hr |
| Jan 6, 8:51 AM PST | River Flood Warning | PQR | Wahkiakum | 49 hr |
| Jan 6, 9:35 AM PST | River Flood Warning | SEW | Mason | 3 days |
| Jan 6, 1:03 PM PST | River Flood Warning | SEW | King | 29 hr |
| Jan 6, 6:00 PM PST | River Flood Warning | SEW | Lewis | 25 hr |
| Jan 6, 9:08 PM PST | River Flood Warning | SEW | King | 25 hr |
| Jan 6, 9:08 PM PST | River Flood Warning | SEW | King | 51 hr |
| Jan 6, 10:21 PM PST | River Flood Warning | SEW | Thurston | 66 hr |
| Jan 7, 1:39 AM PST | River Flood Warning | SEW | Grays Harbor | 32 hr |
| Jan 7, 1:59 AM PST | River Flood Warning | SEW | Snohomish | 29 hr |
| Jan 7, 1:59 AM PST | River Flood Warning | SEW | Snohomish | 39 hr |
| Jan 7, 4:34 AM PST | River Flood Warning | SEW | Clallam | 18 hr |
| Jan 7, 5:57 AM PST | River Flood Warning | SEW | Snohomish | 15 hr |
| Jan 7, 6:34 AM PST | River Flood Warning | SEW | Snohomish | 23 hr |
| Jan 7, 6:34 AM PST | River Flood Warning | SEW | Snohomish | 18 hr |
| Jan 7, 6:37 AM PST | River Flood Warning | SEW | Thurston | 47 hr |
| Jan 7, 8:00 AM PST | River Flood Warning | SEW | Skagit | 15 hr |
| Jan 7, 8:00 AM PST | River Flood Warning | SEW | Grays Harbor | 4 days |
| Jan 7, 11:22 AM PST | River Flood Warning | SEW | Snohomish | 44 hr |
| Jan 21, 4:06 PM PST | River Flood Warning | SEW | Mason | 21 days |
| Jan 23, 8:17 AM PST | River Flood Warning | SEW | Clallam | 18 hr |
| Jan 23, 8:41 AM PST | River Flood Warning | PQR | Wahkiakum | 33 hr |
| Jan 23, 2:41 PM PST | River Flood Warning | SEW | Grays Harbor | 30 hr |
| Jan 23, 3:30 PM PST | River Flood Warning | SEW | Snohomish | 15 hr |
| Jan 27, 11:49 PM PST | River Flood Warning | PQR | Wahkiakum | 4 hr |
| Jan 31, 9:02 AM PST | River Flood Warning | SEW | King | 49 hr |
| Jan 31, 3:34 PM PST | River Flood Warning | SEW | Snohomish | 34 hr |
| Jan 31, 3:35 PM PST | River Flood Warning | SEW | King | 38 hr |
| Jan 31, 3:35 PM PST | River Flood Warning | SEW | King | 61 hr |
| Jan 31, 8:55 PM PST | River Flood Warning | SEW | Whatcom | 31 hr |
| Jan 31, 8:55 PM PST | River Flood Warning | SEW | Whatcom | 36 hr |
| Jan 31, 8:55 PM PST | River Flood Warning | SEW | Snohomish | 34 hr |
| Jan 31, 9:46 PM PST | River Flood Warning | SEW | Whatcom | 54 hr |
| Jan 31, 9:46 PM PST | River Flood Warning | SEW | Skagit | 43 hr |
| Jan 31, 9:46 PM PST | River Flood Warning | SEW | Snohomish | 66 hr |
| Jan 31, 9:46 PM PST | River Flood Warning | SEW | Snohomish | 66 hr |
| Feb 1, 12:58 AM PST | River Flood Warning | SEW | Clallam | 22 hr |
| Feb 1, 1:50 AM PST | River Flood Warning | SEW | King, Pierce | 58 hr |
| Feb 1, 2:43 AM PST | River Flood Warning | SEW | Snohomish | 19 hr |
| Feb 1, 4:54 AM PST | River Flood Warning | SEW | Skagit | 48 hr |
| Feb 1, 5:57 AM PST | River Flood Warning | PQR | Wahkiakum | 11 hr |
| Feb 1, 7:20 AM PST | River Flood Warning | SEW | Snohomish | 15 hr |
| Feb 1, 8:28 AM PST | River Flood Warning | SEW | Grays Harbor | 23 hr |
| Feb 1, 4:55 PM PST | River Flood Warning | SEW | Lewis | 20 hr |
| Feb 5, 8:53 AM PST | River Flood Warning | SEW | King, Pierce | 21 days |
| Feb 5, 1:03 PM PST | River Flood Warning | SEW | King | 70 hr |
| Feb 5, 1:03 PM PST | River Flood Warning | SEW | King | 70 hr |
| Feb 5, 1:03 PM PST | River Flood Warning | SEW | King | 21 days |
| Feb 5, 1:03 PM PST | River Flood Warning | SEW | Lewis | 21 days |
| Feb 5, 5:17 PM PST | River Flood Warning | SEW | King | 21 days |
| Feb 5, 5:17 PM PST | River Flood Warning | SEW | King | 21 days |
| Feb 5, 5:17 PM PST | River Flood Warning | SEW | King | 6 days |
| Feb 5, 6:59 PM PST | River Flood Warning | SEW | King | 35 hr |
| Feb 5, 10:20 PM PST | River Flood Warning | SEW | Pierce | 44 hr |
| Feb 6, 1:38 AM PST | River Flood Warning | SEW | Pierce | 44 hr |
| Feb 6, 4:06 AM PST | River Flood Warning | SEW | Snohomish | 61 hr |
| Feb 6, 4:06 AM PST | River Flood Warning | SEW | Snohomish | 4 days |
| Feb 6, 4:06 AM PST | River Flood Warning | SEW | Snohomish | 22 hr |
| Feb 6, 4:06 AM PST | River Flood Warning | SEW | Pierce | 40 hr |
| Feb 6, 4:06 AM PST | River Flood Warning | SEW | Lewis, Pierce | 46 hr |
| Feb 6, 4:06 AM PST | River Flood Warning | SEW | Pierce, Thurston | 57 hr |
| Feb 6, 4:06 AM PST | River Flood Warning | SEW | Lewis | 67 hr |
| Feb 6, 11:28 AM PST | River Flood Warning | PDT | Walla Walla | 69 hr |
| Feb 6, 1:07 PM PST | River Flood Warning | PQR | Cowlitz | 44 hr |
| Feb 6, 1:15 PM PST | River Flood Warning | OTX | Whitman | 7 hr |
| Feb 6, 3:38 PM PST | River Flood Warning | SEW | Lewis | 36 hr |
| Feb 6, 11:24 PM PST | River Flood Warning | PDT | Asotin | 40 hr |
| Feb 7, 1:11 AM PST | River Flood Warning | PDT | Yakima | 30 hr |
| Feb 7, 3:09 AM PST | River Flood Warning | PDT | Yakima | 24 hr |
| Feb 7, 8:27 AM PST | River Flood Warning | PDT | Yakima | 37 hr |
| Feb 7, 3:46 PM PST | River Flood Warning | SEW | Snohomish | 38 hr |
| Feb 7, 4:00 PM PST | River Flood Warning | OTX | Whitman | 6 hr |
| Feb 7, 10:09 PM PST | River Flood Warning | OTX | Whitman | 8 hr |
| Feb 11, 9:14 AM PST | River Flood Warning | SEW | King, Pierce | 21 days |
| May 18, 7:08 PM PDT | River Flood Warning | OTX | Ferry | 32 hr |
| May 19, 10:19 AM PDT | River Flood Warning | OTX | Okanogan | 3 days |
| May 20, 5:33 PM PDT | River Flood Warning | PDT | Asotin | 11 hr |
| May 30, 8:48 AM PDT | River Flood Warning | OTX | Chelan | 27 hr |
| May 31, 12:46 PM PDT | River Flood Warning | OTX | Okanogan | 70 hr |
| May 31, 8:59 PM PDT | River Flood Warning | OTX | Ferry | 37 hr |
| Sep 25, 2:20 PM PDT | River Flood Warning | SEW | Mason | 12 hr |
| Nov 4, 9:35 PM PST | River Flood Warning | SEW | Mason | 23 hr |
| Nov 13, 6:48 AM PST | River Flood Warning | SEW | Mason | 20 hr |
| Nov 17, 4:24 PM PST | River Flood Warning | SEW | Mason | 40 hr |
| Nov 19, 9:09 AM PST | River Flood Warning | SEW | Mason | 9 hr |
| Dec 17, 1:01 AM PST | River Flood Warning | SEW | Mason | 14 hr |
| Dec 18, 1:56 PM PST | River Flood Warning | SEW | Mason | 61 hr |
| Dec 21, 5:50 AM PST | River Flood Warning | SEW | Mason | 43 hr |
| Dec 21, 2:47 PM PST | River Flood Warning | SEW | Clallam | 6 hr |
| Dec 21, 6:57 PM PST | River Flood Warning | SEW | Snohomish | 13 hr |
| Dec 21, 7:36 PM PST | River Flood Warning | SEW | Snohomish | 14 hr |
| Dec 30, 9:29 AM PST | River Flood Warning | SEW | Mason | 9 days |
By county
Every county with at least one alert. A county page lists each alert that covered it.
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.