Alert archive / Oregon / Severe Thunderstorm Warnings
Severe Thunderstorm Warnings in Oregon, 2023
55 severe thunderstorm warnings in 2023. 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in 2023. Tap one for its archive.
- Severe Thunderstorm Warnings
- 55
- Busiest month
- May27 severe thunderstorm warnings
- Busiest day
- May 21, 202313 severe thunderstorm warnings
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, 5:34 PM PDT | Severe Thunderstorm Warning | BOI | Harney | 41 min |
| May 1, 5:57 PM PDT | Severe Thunderstorm Warning | PDT | Grant | 63 min |
| May 16, 3:16 PM PDT | Severe Thunderstorm Warning | BOI | Malheur | 44 min |
| May 18, 8:45 PM PDT | Severe Thunderstorm Warning | PDT | Deschutes | 31 min |
| May 19, 2:45 PM PDT | Severe Thunderstorm Warning | PDT | Deschutes | 60 min |
| May 19, 4:26 PM PDT | Severe Thunderstorm Warning | PDT | Wasco | 64 min |
| May 19, 4:36 PM PDT | Severe Thunderstorm Warning | PDT | Crook, Jefferson | 54 min |
| May 19, 4:59 PM PDT | Severe Thunderstorm Warning | PQR | Clackamas, Marion | 31 min |
| May 19, 5:09 PM PDT | Severe Thunderstorm Warning | MFR | Jackson, Klamath | 51 min |
| May 19, 5:21 PM PDT | Severe Thunderstorm Warning | PDT | Jefferson, Wasco | 54 min |
| May 19, 7:58 PM PDT | Severe Thunderstorm Warning | MFR | Klamath | 33 min |
| May 20, 5:16 PM PDT | Severe Thunderstorm Warning | PDT | Deschutes | 59 min |
| May 20, 5:38 PM PDT | Severe Thunderstorm Warning | PDT | Umatilla, Union | 52 min |
| May 20, 5:52 PM PDT | Severe Thunderstorm Warning | PDT | Grant | 38 min |
| May 20, 6:10 PM PDT | Severe Thunderstorm Warning | PDT | Umatilla, Union | 44 min |
| May 20, 6:10 PM PDT | Severe Thunderstorm Warning | PDT | Crook | 50 min |
| May 20, 6:12 PM PDT | Severe Thunderstorm Warning | PDT | Grant, Morrow, Wheeler | 48 min |
| May 20, 6:37 PM PDT | Severe Thunderstorm Warning | PDT | Grant | 30 min |
| May 20, 7:02 PM PDT | Severe Thunderstorm Warning | PDT | Deschutes | 23 min |
| May 20, 7:22 PM PDT | Severe Thunderstorm Warning | BOI | Malheur | 32 min |
| May 20, 7:36 PM PDT | Severe Thunderstorm Warning | PDT | Gilliam, Morrow | 39 min |
| May 20, 8:08 PM PDT | Severe Thunderstorm Warning | PDT | Jefferson | 52 min |
| May 21, 4:11 PM PDT | Severe Thunderstorm Warning | BOI | Harney | 49 min |
| May 21, 4:29 PM PDT | Severe Thunderstorm Warning | BOI | Malheur | 46 min |
| May 21, 5:08 PM PDT | Severe Thunderstorm Warning | BOI | Malheur | 37 min |
| May 21, 6:24 PM PDT | Severe Thunderstorm Warning | PDT | Union, Wallowa | 36 min |
| May 21, 8:29 PM PDT | Severe Thunderstorm Warning | BOI | Baker, Malheur | 20 min |
| Jun 5, 4:00 PM PDT | Severe Thunderstorm Warning | MFR | Jackson | 30 min |
| Jun 7, 3:21 PM PDT | Severe Thunderstorm Warning | BOI | Harney | 24 min |
| Jun 7, 3:24 PM PDT | Severe Thunderstorm Warning | BOI | Harney | 51 min |
| Jun 7, 8:28 PM PDT | Severe Thunderstorm Warning | MFR | Jackson | 32 min |
| Jun 13, 3:17 PM PDT | Severe Thunderstorm Warning | BOI | Malheur | 22 min |
| Jun 18, 4:39 PM PDT | Severe Thunderstorm Warning | PQR | Clackamas, Multnomah | 21 min |
| Jun 25, 3:40 PM PDT | Severe Thunderstorm Warning | BOI | Malheur | 50 min |
| Jun 25, 4:22 PM PDT | Severe Thunderstorm Warning | BOI | Malheur | 38 min |
| Aug 3, 1:57 PM PDT | Severe Thunderstorm Warning | BOI | Baker | 48 min |
| Aug 4, 3:37 PM PDT | Severe Thunderstorm Warning | BOI | Malheur | 17 min |
| Aug 4, 4:17 PM PDT | Severe Thunderstorm Warning | MFR | Klamath | 28 min |
| Aug 4, 4:50 PM PDT | Severe Thunderstorm Warning | MFR | Klamath | 25 min |
| Aug 7, 2:50 PM PDT | Severe Thunderstorm Warning | BOI | Malheur | 40 min |
| Aug 7, 2:58 PM PDT | Severe Thunderstorm Warning | BOI | Malheur | 47 min |
| Aug 22, 1:09 PM PDT | Severe Thunderstorm Warning | BOI | Malheur | 26 min |
| Aug 22, 3:35 PM PDT | Severe Thunderstorm Warning | BOI | Malheur | 40 min |
| Aug 22, 3:56 PM PDT | Severe Thunderstorm Warning | BOI | Baker, Malheur | 49 min |
| Aug 26, 5:45 PM PDT | Severe Thunderstorm Warning | BOI | Harney | 45 min |
| Aug 26, 6:26 PM PDT | Severe Thunderstorm Warning | BOI | Harney | 49 min |
| Aug 26, 7:11 PM PDT | Severe Thunderstorm Warning | BOI | Harney | 37 min |
| Aug 26, 7:56 PM PDT | Severe Thunderstorm Warning | PDT | Grant | 49 min |
| Sep 2, 4:46 PM PDT | Severe Thunderstorm Warning | PQR | Marion | 29 min |
| Sep 2, 4:54 PM PDT | Severe Thunderstorm Warning | PQR | Lane | 36 min |
| Sep 2, 5:21 PM PDT | Severe Thunderstorm Warning | PQR | Benton, Lane, Lincoln | 39 min |
| Sep 2, 7:10 PM PDT | Severe Thunderstorm Warning | PQR | Clackamas, Marion | 35 min |
| Sep 2, 8:01 PM PDT | Severe Thunderstorm Warning | PQR | Clackamas | 29 min |
| Oct 16, 4:07 PM PDT | Severe Thunderstorm Warning | PQR | Clackamas, Multnomah | 11 min |
| Nov 5, 8:19 PM PST | Severe Thunderstorm Warning | MFR | Coos, Curry | 26 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Malheur County14
- Harney County7
- Grant County5
- Clackamas County5
- Deschutes County4
- Klamath County4
- Jefferson County3
- Marion County3
- Jackson County3
- Union County3
- Baker County3
- Wasco County2
- Crook County2
- Umatilla County2
- Morrow County2
- Multnomah County2
- Lane County2
- Wheeler County1
- Gilliam County1
- Wallowa County1
- Benton County1
- Lincoln County1
- Coos County1
- Curry County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20222024
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.