Flash Flood Warnings in Oregon
289 flash flood warnings 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 flash flood warnings reaches back to 1986.
Flash Flood Warnings by county
Each county as a circle sized by its count since 1986. Tap one for its archive.
- Flash Flood Warnings
- 289
- Busiest year
- 199736 flash flood warnings
- Average year
- 8over 38 years on file
Over time
By year
Before October 2007 these were issued for whole counties, and a storm crossing three counties was often three warnings; since then one polygon follows the storm. The count changed with the practice, not only with 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.
- Malheur County47
- Baker County39
- Grant County31
- Umatilla County30
- Morrow County29
- Wallowa County23
- Crook County17
- Jefferson County16
- Wasco County14
- Josephine County13
- Union County12
- Deschutes County12
- Douglas County12
- Wheeler County12
- Jackson County12
- Lane County9
- Harney County8
- Gilliam County7
- Multnomah County7
- Lake County6
- Hood River County5
- Curry County5
- Klamath County5
- Sherman County4
- Coos County4
- Clackamas County3
- Linn County3
- Benton County2
- Lincoln County2
- Marion County2
- Polk County2
- Clatsop County2
The latest flash flood warnings
The most recent on file, newest first.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 15, 3:21 PM PDT | Flash Flood Warning | BOI | Baker | 111 min |
| Aug 15, 1:44 PM PDT | Flash Flood Warning | BOI | Malheur | 2 hr |
| Aug 14, 1:54 PM PDT | Flash Flood Warning | BOI | Baker | 3 hr |
| Jul 14, 4:02 PM PDT | Flash Flood Warning | BOI | Malheur | 118 min |
| Jul 14, 3:36 PM PDT | Flash Flood Warning | BOI | Malheur | 34 min |
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. Rebuilt daily.