Alert archive / Washington / Mesoscale Discussions
Mesoscale Discussions in Washington, 2010
7 mesoscale discussions in 2010. 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 2010. Tap one for its archive.
- Mesoscale Discussions
- 7
- Busiest month
- July2 mesoscale discussions
- Busiest day
- July 31, 20102 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 17, 12:48 PM PDT | Mesoscale Discussion | SPC | Adams, Asotin, Benton, Columbia, Franklin, Garfield and 7 more | 57 min |
| Jun 29, 12:41 PM PDT | Mesoscale Discussion | SPC | Asotin | 64 min |
| Jul 31, 3:27 AM PDT | Mesoscale Discussion | SPC | Lincoln, Spokane, Whitman | 93 min |
| Jul 31, 4:13 PM PDT | Mesoscale Discussion | SPC | Asotin, Garfield | 92 min |
| Sep 19, 3:55 PM PDT | Mesoscale Discussion | SPC | Adams, Benton, Chelan, Douglas, Ferry, Franklin and 8 more | 95 min |
| Nov 22, 12:25 PM PST | Mesoscale Discussion | SPC | Skamania | 4 hr |
| Dec 14, 1:19 PM PST | Mesoscale Discussion | SPC | Clark, Cowlitz, Kitsap, Lewis, Mason, Pierce and 3 more | 116 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Asotin County3
- Lincoln County3
- Skamania County3
- Adams County2
- Benton County2
- Franklin County2
- Garfield County2
- Grant County2
- Klickitat County2
- Spokane County2
- Whitman County2
- Yakima County2
- Columbia County1
- Walla Walla County1
- Chelan County1
- Douglas County1
- Ferry County1
- King County1
- Kittitas County1
- Okanogan County1
- Clark County1
- Cowlitz County1
- Kitsap County1
- Lewis County1
- Mason County1
- Pierce County1
- Thurston County1
- Wahkiakum County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20092011
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.