Excessive Heat Watches in Washington
67 excessive heat watches since 1986. 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 excessive heat watches reaches back to 2005.
Excessive Heat Watches by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Excessive Heat Watches
- 67
- Busiest year
- 202112 excessive heat watches
- Average year
- 4over 17 years on file
Over time
By year
Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.
By month of the year
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Adams County12
- Asotin County12
- Chelan County12
- Douglas County12
- Garfield County12
- Grant County12
- Okanogan County12
- Benton County11
- Columbia County11
- Franklin County11
- Kittitas County11
- Klickitat County11
- Lincoln County11
- Walla Walla County11
- Yakima County11
- Spokane County10
- Whitman County10
- Ferry County8
- Pend Oreille County8
- Stevens County8
- Clark County1
- Cowlitz County1
- Pacific County1
- Skamania County1
- Wahkiakum County1
Nearby
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.