Alert archive / Washington / Mesoscale Discussions
Mesoscale Discussions in Washington, 2025
5 mesoscale discussions in 2025. 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 mesoscale discussions reaches back to 2003.
Mesoscale Discussions by county
Each county as a circle sized by its count in 2025. Tap one for its archive.
- Mesoscale Discussions
- 5
- Busiest month
- March3 mesoscale discussions
- Busiest day
- March 27, 20252 mesoscale discussions
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 |
|---|---|---|---|---|
| Feb 24, 4:43 PM PST | Mesoscale Discussion | SPC | Benton, Clark, Columbia, Franklin, Garfield, Klickitat and 2 more | 2 hr |
| Mar 26, 1:24 PM PDT | Mesoscale Discussion | SPC | Clark, Cowlitz, King, Lewis, Pierce, Skamania and 2 more | 2 hr |
| Mar 26, 5:33 PM PDT | Mesoscale Discussion | SPC | Clark, Cowlitz, Grays Harbor, Jefferson, King, Kitsap and 8 more | 87 min |
| Mar 26, 8:35 PM PDT | Mesoscale Discussion | SPC | Island, King, Kitsap, San Juan, Skagit, Snohomish | 85 min |
| Oct 25, 1:46 PM PDT | Mesoscale Discussion | SPC | Asotin, Columbia, Franklin, Garfield, Walla Walla, Whitman | 89 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Clark County3
- Skamania County3
- King County3
- Columbia County2
- Franklin County2
- Garfield County2
- Walla Walla County2
- Cowlitz County2
- Lewis County2
- Pierce County2
- Thurston County2
- Wahkiakum County2
- Kitsap County2
- Snohomish County2
- Benton County1
- Klickitat County1
- Grays Harbor County1
- Jefferson County1
- Mason County1
- Pacific County1
- Island County1
- San Juan County1
- Skagit County1
- Asotin County1
- Whitman County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20242026
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. Warning verification from the Mesonet's Cow. Rebuilt daily.