Alert archive / Washington / Mesoscale Discussions
Mesoscale Discussions in Washington, 2023
3 mesoscale discussions in 2023. 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 2023. Tap one for its archive.
- Mesoscale Discussions
- 3
- Busiest month
- May2 mesoscale discussions
- Busiest day
- May 19, 20231 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 |
|---|---|---|---|---|
| May 19, 2:57 PM PDT | Mesoscale Discussion | SPC | Klickitat | 2 hr |
| May 21, 12:27 PM PDT | Mesoscale Discussion | SPC | Ferry, Pend Oreille, Stevens | 2 hr |
| Aug 29, 1:31 PM PDT | Mesoscale Discussion | SPC | Asotin, Garfield, Whitman | 119 min |
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 archive20222024
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.