Extreme Heat Watches in Oregon
15 extreme 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 extreme heat watches reaches back to 2005.
Extreme Heat Watches by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Extreme Heat Watches
- 15
- Busiest year
- 202511 extreme heat watches
- Average year
- 8over 2 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.
- Gilliam County6
- Sherman County6
- Wasco County6
- Clackamas County5
- Hood River County5
- Morrow County5
- Multnomah County5
- Umatilla County5
- Washington County5
- Columbia County4
- Marion County4
- Polk County4
- Wheeler County4
- Yamhill County4
- Benton County2
- Curry County2
- Jackson County2
- Josephine County2
- Lane County2
- Linn County2
- Malheur County2
- Coos County1
- Crook County1
- Deschutes County1
- Douglas County1
- Grant County1
- Harney County1
- Jefferson County1
The latest extreme heat watches
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 19, 4:00 PM PDT | Extreme Heat Watch | PDT | Gilliam, Morrow, Sherman, Umatilla, Wasco | 23 hr |
| Jun 19, 11:31 AM PDT | Extreme Heat Watch | PDT | Gilliam, Sherman, Wasco | 23 hr |
| Jun 19, 10:53 AM PDT | Extreme Heat Watch | PQR | Clackamas, Hood River, Multnomah, Washington | 25 hr |
| Jun 9, 10:42 AM PDT | Extreme Heat Watch | PQR | Clackamas, Columbia, Hood River, Marion, Multnomah, Polk and 2 more | 59 hr |
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.