Alert archive / Washington / Heat Advisories
Heat Advisories in Washington, 2026
19 heat advisories in 2026. 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 heat advisories reaches back to 2005.
Heat Advisories by county
Each county as a circle sized by its count in 2026. Tap one for its archive.
- Heat Advisories
- 19
- Busiest month
- June7 heat advisories
- Busiest day
- June 20, 20263 heat advisories
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 1, 10:37 AM PDT | Heat Advisory | PQR | Clark, Cowlitz | 60 hr |
| Jun 11, 12:38 PM PDT | Heat Advisory | SEW | Clallam, Grays Harbor, Island, Jefferson, King, Kitsap and 8 more | 5 days |
| Jun 11, 9:13 PM PDT | Heat Advisory | PQR | Clark, Cowlitz, Pacific, Skamania, Wahkiakum | 4 days |
| Jun 13, 11:15 AM PDT | Heat Advisory | PDT | Kittitas, Klickitat, Yakima | 58 hr |
| Jun 14, 8:34 AM PDT | Heat Advisory | OTX | Adams, Chelan, Douglas, Grant | 37 hr |
| Jun 20, 10:49 AM PDT | Heat Advisory | PDT | Klickitat | 3 days |
| Jun 20, 11:25 AM PDT | Heat Advisory | PQR | Clark, Cowlitz, Skamania | 3 days |
| Jun 20, 11:40 AM PDT | Heat Advisory | SEW | Clallam, Grays Harbor, Island, Jefferson, King, Kitsap and 8 more | 4 days |
| Jul 15, 11:00 AM PDT | Heat Advisory | PDT | Benton, Columbia, Franklin, Kittitas, Klickitat, Walla Walla and 1 more | 34 hr |
| Jul 15, 12:04 PM PDT | Heat Advisory | OTX | Adams, Asotin, Chelan, Douglas, Garfield, Grant and 4 more | 33 hr |
| Jul 19, 9:36 AM PDT | Heat Advisory | SEW | Clallam, Grays Harbor, Jefferson, King, Kitsap, Lewis and 6 more | 4 days |
| Jul 19, 10:07 AM PDT | Heat Advisory | PQR | Clark, Cowlitz, Skamania | 3 days |
| Jul 20, 11:50 AM PDT | Heat Advisory | OTX | Adams, Asotin, Chelan, Douglas, Ferry, Garfield and 7 more | 4 days |
| Jul 20, 3:16 PM PDT | Heat Advisory | PDT | Benton, Columbia, Franklin, Klickitat, Walla Walla, Yakima | 3 days |
| Aug 2, 10:16 AM PDT | Heat Advisory | PQR | Clark, Cowlitz, Skamania | 4 days |
| Aug 4, 1:37 PM PDT | Heat Advisory | SEW | Clallam, Grays Harbor, Island, Jefferson, King, Kitsap and 8 more | 3 days |
| Aug 20, 10:28 AM PDT | Heat Advisory | OTX | Adams, Asotin, Chelan, Douglas, Ferry, Garfield and 7 more | 57 hr |
| Aug 20, 10:30 AM PDT | Heat Advisory | PDT | Benton, Columbia, Franklin, Kittitas, Klickitat, Walla Walla and 1 more | 36 hr |
| Aug 24, 4:38 PM PDT | Heat Advisory | OTX | Asotin, Garfield | 52 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Clark County5
- Cowlitz County5
- Klickitat County5
- Clallam County4
- Grays Harbor County4
- Jefferson County4
- King County4
- Kitsap County4
- Lewis County4
- Mason County4
- Pierce County4
- Skagit County4
- Snohomish County4
- Thurston County4
- Whatcom County4
- Skamania County4
- Yakima County4
- Adams County4
- Chelan County4
- Douglas County4
- Grant County4
- Asotin County4
- Garfield County4
- Island County3
- San Juan County3
- Kittitas County3
- Benton County3
- Columbia County3
- Franklin County3
- Walla Walla County3
- Lincoln County3
- Okanogan County3
- Spokane County3
- Whitman County3
- Ferry County2
- Pend Oreille County2
- Stevens County2
- Pacific County1
- Wahkiakum County1
The busiest days
Days with the most alerts issued, by UTC date.
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.