Alert archive / Oregon / Heat Advisories / 2025
Heat Advisories in Oregon, August 2025
8 heat advisories in August 2025. 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 August 2025. Tap one for its archive.
- Heat Advisories
- 8
- Busiest day
- August 8, 20253 heat advisories
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 |
|---|---|---|---|---|
| Aug 8, 1:45 AM PDT | Heat Advisory | MFR | Curry | 45 hr |
| Aug 8, 11:54 AM PDT | Heat Advisory | MFR | Coos, Douglas, Klamath | 5 days |
| Aug 8, 2:01 PM PDT | Heat Advisory | PQR | Benton, Clatsop, Columbia, Lane, Lincoln, Polk and 3 more | 4 days |
| Aug 11, 12:05 PM PDT | Heat Advisory | BOI | Malheur | 56 hr |
| Aug 20, 12:24 PM PDT | Heat Advisory | MFR | Coos, Douglas, Jackson, Josephine, Klamath, Lake | 4 days |
| Aug 21, 1:16 AM PDT | Heat Advisory | PQR | Benton, Clackamas, Clatsop, Columbia, Hood River, Lane and 8 more | 5 days |
| Aug 22, 12:23 PM PDT | Heat Advisory | PDT | Crook, Deschutes, Grant, Jefferson, Morrow, Union and 3 more | 3 days |
| Aug 25, 2:52 PM PDT | Heat Advisory | PDT | Gilliam, Morrow, Umatilla, Wheeler | 23 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Coos County2
- Douglas County2
- Klamath County2
- Benton County2
- Clatsop County2
- Columbia County2
- Lane County2
- Lincoln County2
- Polk County2
- Tillamook County2
- Washington County2
- Yamhill County2
- Morrow County2
- Wheeler County2
- Curry County1
- Malheur County1
- Jackson County1
- Josephine County1
- Lake County1
- Clackamas County1
- Hood River County1
- Linn County1
- Marion County1
- Multnomah County1
- Crook County1
- Deschutes County1
- Grant County1
- Jefferson County1
- Union County1
- Wallowa County1
- Wasco County1
- Gilliam County1
- Umatilla County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20242026
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.