Alert archive / Washington / Severe Thunderstorm Watches
Severe Thunderstorm Watches in Washington, 1999
3 severe thunderstorm watches in 1999. 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 watches reaches back to 1997.
Severe Thunderstorm Watches by county
Each county as a circle sized by its count in 1999. Tap one for its archive.
- Severe Thunderstorm Watches
- 3
- Busiest month
- August2 severe thunderstorm watches
- Busiest day
- June 24, 19991 severe thunderstorm watches
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 |
|---|---|---|---|---|
| Jun 24, 2:00 PM PDT | Severe Thunderstorm Watch | SPC | Adams, Asotin, Benton, Columbia, Douglas, Ferry and 10 more | 6 hr |
| Aug 7, 1:00 PM PDT | Severe Thunderstorm Watch | SPC | Adams, Asotin, Benton, Chelan, Columbia, Douglas and 11 more | 6 hr |
| Aug 18, 6:30 PM PDT | Severe Thunderstorm Watch | SPC | Adams, Benton, Chelan, Douglas, Ferry, Franklin and 7 more | 6 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Adams County3
- Benton County3
- Douglas County3
- Ferry County3
- Franklin County3
- Grant County3
- Lincoln County3
- Okanogan County3
- Walla Walla County3
- Asotin County2
- Columbia County2
- Garfield County2
- Pend Oreille County2
- Spokane County2
- Stevens County2
- Whitman County2
- Chelan County2
- Kittitas County1
- Klickitat County1
- Yakima County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive19982000
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.