Alert archive / Oregon / Severe Thunderstorm Warnings
Severe Thunderstorm Warnings in Oregon, 1999
101 severe thunderstorm warnings in 1999. 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 1999. Tap one for its archive.
- Severe Thunderstorm Warnings
- 101
- Busiest month
- August58 severe thunderstorm warnings
- Busiest day
- August 5, 199923 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 28, 4:28 PM PDT | Severe Thunderstorm Warning | MFR | Klamath | 62 min |
| May 28, 5:20 PM PDT | Severe Thunderstorm Warning | MFR | Klamath | 50 min |
| Jun 15, 4:25 PM PDT | Severe Thunderstorm Warning | PDT | Crook, Deschutes | 60 min |
| Jun 15, 4:55 PM PDT | Severe Thunderstorm Warning | PDT | Umatilla, Union | 65 min |
| Jun 15, 5:23 PM PDT | Severe Thunderstorm Warning | PDT | Umatilla | 62 min |
| Jun 15, 5:41 PM PDT | Severe Thunderstorm Warning | PDT | Deschutes | 44 min |
| Jun 15, 6:31 PM PDT | Severe Thunderstorm Warning | PDT | Crook, Deschutes, Jefferson | 64 min |
| Jun 15, 6:40 PM PDT | Severe Thunderstorm Warning | PDT | Umatilla | 60 min |
| Jun 16, 3:33 PM PDT | Severe Thunderstorm Warning | PDT | Grant | 47 min |
| Jun 16, 4:08 PM PDT | Severe Thunderstorm Warning | BOI | Malheur | 62 min |
| Jun 24, 1:17 PM PDT | Severe Thunderstorm Warning | PDT | Sherman, Wasco | 48 min |
| Jun 24, 2:35 PM PDT | Severe Thunderstorm Warning | PDT | Union | 50 min |
| Jun 24, 2:51 PM PDT | Severe Thunderstorm Warning | PDT | Gilliam, Morrow | 44 min |
| Jun 24, 3:00 PM PDT | Severe Thunderstorm Warning | PDT | Deschutes | 65 min |
| Jun 24, 3:13 PM PDT | Severe Thunderstorm Warning | PDT | Umatilla | 47 min |
| Jun 24, 3:22 PM PDT | Severe Thunderstorm Warning | PDT | Union, Wallowa | 63 min |
| Jun 24, 3:32 PM PDT | Severe Thunderstorm Warning | PDT | Morrow, Umatilla | 63 min |
| Jun 24, 3:52 PM PDT | Severe Thunderstorm Warning | PDT | Crook, Deschutes | 63 min |
| Jun 24, 4:23 PM PDT | Severe Thunderstorm Warning | PDT | Wallowa | 32 min |
| Jun 24, 4:37 PM PDT | Severe Thunderstorm Warning | PDT | Morrow, Umatilla | 48 min |
| Jun 24, 5:25 PM PDT | Severe Thunderstorm Warning | PDT | Umatilla | 60 min |
| Jul 19, 4:30 PM PDT | Severe Thunderstorm Warning | MFR | Douglas | 20 min |
| Jul 19, 4:50 PM PDT | Severe Thunderstorm Warning | MFR | Douglas | 35 min |
| Jul 19, 5:35 PM PDT | Severe Thunderstorm Warning | MFR | Douglas | 50 min |
| Jul 19, 5:37 PM PDT | Severe Thunderstorm Warning | PQR | Clackamas | 38 min |
| Jul 19, 6:21 PM PDT | Severe Thunderstorm Warning | PQR | Clackamas, Hood River | 49 min |
| Jul 19, 6:25 PM PDT | Severe Thunderstorm Warning | MFR | Douglas | 60 min |
| Jul 19, 6:37 PM PDT | Severe Thunderstorm Warning | PQR | Linn | 63 min |
| Jul 20, 2:26 PM PDT | Severe Thunderstorm Warning | PDT | Deschutes | 64 min |
| Jul 20, 2:32 PM PDT | Severe Thunderstorm Warning | MFR | Curry | 48 min |
| Jul 20, 2:32 PM PDT | Severe Thunderstorm Warning | PQR | Lane | 58 min |
| Jul 20, 3:06 PM PDT | Severe Thunderstorm Warning | MFR | Douglas | 64 min |
| Jul 20, 3:28 PM PDT | Severe Thunderstorm Warning | PDT | Deschutes | 47 min |
| Jul 20, 3:30 PM PDT | Severe Thunderstorm Warning | PQR | Lane | 60 min |
| Jul 20, 3:59 PM PDT | Severe Thunderstorm Warning | PQR | Linn, Marion | 61 min |
| Jul 20, 4:11 PM PDT | Severe Thunderstorm Warning | MFR | Douglas | 64 min |
| Jul 20, 4:27 PM PDT | Severe Thunderstorm Warning | PDT | Deschutes | 48 min |
| Jul 20, 4:43 PM PDT | Severe Thunderstorm Warning | MFR | Jackson | 62 min |
| Jul 20, 5:59 PM PDT | Severe Thunderstorm Warning | MFR | Jackson | 61 min |
| Jul 20, 6:13 PM PDT | Severe Thunderstorm Warning | PQR | Multnomah, Washington | 47 min |
| Jul 23, 4:54 PM PDT | Severe Thunderstorm Warning | MFR | Douglas | 46 min |
| Jul 23, 6:08 PM PDT | Severe Thunderstorm Warning | PDT | Jefferson | 32 min |
| Aug 1, 4:35 PM PDT | Severe Thunderstorm Warning | MFR | Lake | 60 min |
| Aug 2, 3:28 PM PDT | Severe Thunderstorm Warning | PDT | Union | 62 min |
| Aug 2, 3:45 PM PDT | Severe Thunderstorm Warning | PDT | Umatilla | 60 min |
| Aug 2, 6:58 PM PDT | Severe Thunderstorm Warning | PDT | Deschutes, Jefferson | 62 min |
| Aug 3, 5:54 PM PDT | Severe Thunderstorm Warning | PDT | Deschutes, Jefferson | 61 min |
| Aug 3, 6:21 PM PDT | Severe Thunderstorm Warning | PDT | Jefferson | 34 min |
| Aug 3, 6:41 PM PDT | Severe Thunderstorm Warning | PDT | Wasco | 74 min |
| Aug 3, 7:00 PM PDT | Severe Thunderstorm Warning | MFR | Lake | 30 min |
| Aug 4, 3:47 PM PDT | Severe Thunderstorm Warning | PDT | Deschutes | 63 min |
| Aug 4, 4:50 PM PDT | Severe Thunderstorm Warning | PDT | Grant | 50 min |
| Aug 4, 5:05 PM PDT | Severe Thunderstorm Warning | PDT | Deschutes | 60 min |
| Aug 4, 5:11 PM PDT | Severe Thunderstorm Warning | MFR | Klamath | 34 min |
| Aug 4, 5:52 PM PDT | Severe Thunderstorm Warning | PDT | Jefferson | 48 min |
| Aug 4, 5:52 PM PDT | Severe Thunderstorm Warning | PQR | Linn | 23 min |
| Aug 4, 6:02 PM PDT | Severe Thunderstorm Warning | MFR | Klamath | 33 min |
| Aug 4, 6:05 PM PDT | Severe Thunderstorm Warning | PDT | Deschutes | 45 min |
| Aug 4, 6:38 PM PDT | Severe Thunderstorm Warning | MFR | Klamath | 32 min |
| Aug 4, 6:55 PM PDT | Severe Thunderstorm Warning | MFR | Douglas | 35 min |
| Aug 4, 7:27 PM PDT | Severe Thunderstorm Warning | PQR | Clackamas | 48 min |
| Aug 4, 7:49 PM PDT | Severe Thunderstorm Warning | PQR | Clackamas, Multnomah | 46 min |
| Aug 4, 9:51 PM PDT | Severe Thunderstorm Warning | MFR | Klamath | 49 min |
| Aug 5, 1:28 PM PDT | Severe Thunderstorm Warning | MFR | Klamath | 62 min |
| Aug 5, 1:53 PM PDT | Severe Thunderstorm Warning | MFR | Klamath, Lake | 32 min |
| Aug 5, 2:26 PM PDT | Severe Thunderstorm Warning | MFR | Klamath | 49 min |
| Aug 5, 2:32 PM PDT | Severe Thunderstorm Warning | MFR | Lake | 48 min |
| Aug 5, 2:47 PM PDT | Severe Thunderstorm Warning | PDT | Umatilla, Union | 63 min |
| Aug 5, 2:58 PM PDT | Severe Thunderstorm Warning | MFR | Douglas | 47 min |
| Aug 5, 3:08 PM PDT | Severe Thunderstorm Warning | MFR | Klamath | 47 min |
| Aug 5, 3:15 PM PDT | Severe Thunderstorm Warning | MFR | Klamath | 65 min |
| Aug 5, 3:30 PM PDT | Severe Thunderstorm Warning | MFR | Jackson | 60 min |
| Aug 5, 3:45 PM PDT | Severe Thunderstorm Warning | PDT | Wallowa | 60 min |
| Aug 5, 4:30 PM PDT | Severe Thunderstorm Warning | PDT | Deschutes | 65 min |
| Aug 5, 4:55 PM PDT | Severe Thunderstorm Warning | PDT | Wallowa | 65 min |
| Aug 5, 5:53 PM PDT | Severe Thunderstorm Warning | PDT | Deschutes | 47 min |
| Aug 5, 6:21 PM PDT | Severe Thunderstorm Warning | PDT | Umatilla, Union | 49 min |
| Aug 6, 4:16 PM PDT | Severe Thunderstorm Warning | PDT | Umatilla, Union | 64 min |
| Aug 6, 4:35 PM PDT | Severe Thunderstorm Warning | PDT | Umatilla | 45 min |
| Aug 9, 8:57 PM PDT | Severe Thunderstorm Warning | MFR | Jackson | 33 min |
| Aug 10, 1:25 PM PDT | Severe Thunderstorm Warning | MFR | Jackson | 30 min |
| Aug 10, 2:22 PM PDT | Severe Thunderstorm Warning | MFR | Jackson | 63 min |
| Aug 10, 3:29 PM PDT | Severe Thunderstorm Warning | MFR | Josephine | 61 min |
| Aug 10, 3:58 PM PDT | Severe Thunderstorm Warning | MFR | Jackson | 92 min |
| Aug 10, 4:18 PM PDT | Severe Thunderstorm Warning | MFR | Jackson, Josephine | 62 min |
| Aug 10, 4:41 PM PDT | Severe Thunderstorm Warning | MFR | Josephine | 59 min |
| Aug 10, 4:44 PM PDT | Severe Thunderstorm Warning | PDT | Deschutes | 61 min |
| Aug 10, 5:16 PM PDT | Severe Thunderstorm Warning | MFR | Jackson, Josephine | 59 min |
| Aug 10, 5:32 PM PDT | Severe Thunderstorm Warning | PDT | Crook | 63 min |
| Aug 10, 6:27 PM PDT | Severe Thunderstorm Warning | PDT | Deschutes | 58 min |
| Aug 10, 7:40 PM PDT | Severe Thunderstorm Warning | PDT | Deschutes | 45 min |
| Aug 10, 8:26 PM PDT | Severe Thunderstorm Warning | PDT | Deschutes | 34 min |
| Aug 10, 8:41 PM PDT | Severe Thunderstorm Warning | PDT | Jefferson | 64 min |
| Aug 13, 5:03 AM PDT | Severe Thunderstorm Warning | PDT | Union | 62 min |
| Aug 13, 5:30 AM PDT | Severe Thunderstorm Warning | PDT | Union | 50 min |
| Aug 13, 6:04 AM PDT | Severe Thunderstorm Warning | PDT | Union | 61 min |
| Aug 18, 7:40 PM PDT | Severe Thunderstorm Warning | PDT | Jefferson | 60 min |
| Aug 18, 7:59 PM PDT | Severe Thunderstorm Warning | PDT | Wheeler | 56 min |
| Aug 18, 8:29 PM PDT | Severe Thunderstorm Warning | PDT | Wasco | 61 min |
| Aug 23, 6:31 PM PDT | Severe Thunderstorm Warning | MFR | Jackson | 49 min |
| Dec 17, 6:28 PM PST | Severe Thunderstorm Warning | PDT | Umatilla | 62 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Deschutes County19
- Umatilla County13
- Klamath County11
- Union County10
- Jackson County10
- Douglas County9
- Jefferson County8
- Crook County4
- Wallowa County4
- Clackamas County4
- Lake County4
- Josephine County4
- Wasco County3
- Morrow County3
- Linn County3
- Grant County2
- Lane County2
- Multnomah County2
- Malheur County1
- Sherman County1
- Gilliam County1
- Hood River County1
- Curry County1
- Marion County1
- Washington County1
- Wheeler County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive19982000
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.