Alert archive / Washington / Mesoscale Discussions / 2013
Mesoscale Discussions in Washington, September 2013
7 mesoscale discussions in September 2013. 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 September 2013. Tap one for its archive.
- Mesoscale Discussions
- 7
- Busiest day
- September 5, 20133 mesoscale discussions
Over time
By day
Days in UTC, the clock the archive keeps.
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 |
|---|---|---|---|---|
| Sep 4, 8:49 PM PDT | Mesoscale Discussion | SPC | Asotin, Columbia, Garfield, Whitman | 116 min |
| Sep 5, 4:01 PM PDT | Mesoscale Discussion | SPC | Asotin, Benton, Columbia, Franklin, Garfield, Klickitat and 2 more | 89 min |
| Sep 5, 4:23 PM PDT | Mesoscale Discussion | SPC | King, Kitsap, Lewis, Mason, Pierce, Thurston | 97 min |
| Sep 5, 5:28 PM PDT | Mesoscale Discussion | SPC | Adams, Chelan, Douglas, Ferry, Grant, Lincoln and 5 more | 2 hr |
| Sep 5, 7:13 PM PDT | Mesoscale Discussion | SPC | Adams, Asotin, Benton, Chelan, Columbia, Douglas and 12 more | 2 hr |
| Sep 5, 9:44 PM PDT | Mesoscale Discussion | SPC | Adams, Asotin, Benton, Columbia, Douglas, Ferry and 10 more | 2 hr |
| Sep 15, 3:00 PM PDT | Mesoscale Discussion | SPC | Adams, Benton, Columbia, Douglas, Franklin, Garfield and 4 more | 3 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Columbia County5
- Garfield County5
- Whitman County5
- Asotin County4
- Benton County4
- Franklin County4
- Walla Walla County4
- Adams County4
- Douglas County4
- Grant County4
- Lincoln County4
- Ferry County3
- Pend Oreille County3
- Spokane County3
- Stevens County3
- Yakima County2
- Chelan County2
- Okanogan County2
- Klickitat County1
- King County1
- Kitsap County1
- Lewis County1
- Mason County1
- Pierce County1
- Thurston County1
- Kittitas County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20122014
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.