Alert archive / Washington / Severe Thunderstorm Warnings
Severe Thunderstorm Warnings in Washington, 2011
13 severe thunderstorm warnings in 2011. 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in 2011. Tap one for its archive.
- Severe Thunderstorm Warnings
- 13
- Busiest month
- February3 severe thunderstorm warnings
- Busiest day
- March 15, 20113 severe thunderstorm 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 |
|---|---|---|---|---|
| Feb 14, 3:18 PM PST | Severe Thunderstorm Warning | PQR | Pacific, Wahkiakum | 12 min |
| Feb 14, 3:28 PM PST | Severe Thunderstorm Warning | PQR | Pacific, Wahkiakum | 17 min |
| Feb 14, 4:12 PM PST | Severe Thunderstorm Warning | SEW | Grays Harbor | 33 min |
| Mar 15, 2:27 PM PDT | Severe Thunderstorm Warning | PQR | Cowlitz | 15 min |
| Mar 15, 2:27 PM PDT | Severe Thunderstorm Warning | PQR | Clark | 33 min |
| Mar 15, 2:54 PM PDT | Severe Thunderstorm Warning | PQR | Clark, Skamania | 21 min |
| Apr 28, 6:28 PM PDT | Severe Thunderstorm Warning | SEW | Skagit | 17 min |
| May 14, 5:18 PM PDT | Severe Thunderstorm Warning | PDT | Benton | 57 min |
| May 14, 6:06 PM PDT | Severe Thunderstorm Warning | PDT | Benton, Columbia, Franklin, Klickitat, Walla Walla, Yakima | 54 min |
| May 31, 7:25 PM PDT | Severe Thunderstorm Warning | PDT | Benton, Franklin, Walla Walla | 51 min |
| Jun 22, 7:25 PM PDT | Severe Thunderstorm Warning | OTX | Asotin | 51 min |
| Jun 28, 6:16 PM PDT | Severe Thunderstorm Warning | PDT | Columbia | 59 min |
| Jul 25, 4:18 PM PDT | Severe Thunderstorm Warning | OTX | Pend Oreille, Stevens | 38 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 archive20102012
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.