Alert archive / Oregon / Mesoscale Discussions
Mesoscale Discussions in Oregon, 2011
9 mesoscale discussions in 2011. 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 mesoscale discussions reaches back to 2003.
Mesoscale Discussions by county
Each county as a circle sized by its count in 2011. Tap one for its archive.
- Mesoscale Discussions
- 9
- Busiest month
- February2 mesoscale discussions
- Busiest day
- May 14, 20112 mesoscale discussions
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 |
|---|---|---|---|---|
| Feb 15, 11:39 AM PST | Mesoscale Discussion | SPC | Clatsop, Coos, Lincoln, Polk, Tillamook | 96 min |
| Feb 28, 1:56 PM PST | Mesoscale Discussion | SPC | Clackamas, Hood River | 3 hr |
| Mar 15, 1:00 PM PDT | Mesoscale Discussion | SPC | Benton, Clackamas, Clatsop, Columbia, Hood River, Lincoln and 8 more | 60 min |
| May 14, 11:25 AM PDT | Mesoscale Discussion | SPC | Baker, Grant, Harney, Malheur, Morrow, Umatilla and 2 more | 65 min |
| May 14, 3:53 PM PDT | Mesoscale Discussion | SPC | Baker, Grant, Harney, Malheur, Morrow, Umatilla and 2 more | 67 min |
| Jun 22, 4:39 PM PDT | Mesoscale Discussion | SPC | Baker, Malheur, Union, Wallowa | 96 min |
| Jul 16, 1:04 PM PDT | Mesoscale Discussion | SPC | Baker, Union, Wallowa | 56 min |
| Aug 24, 3:28 PM PDT | Mesoscale Discussion | SPC | Benton, Clackamas, Crook, Deschutes, Douglas, Gilliam and 18 more | 77 min |
| Aug 28, 1:33 PM PDT | Mesoscale Discussion | SPC | Baker, Crook, Deschutes, Gilliam, Grant, Harney and 8 more | 87 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Baker County5
- Union County5
- Wallowa County5
- Grant County4
- Malheur County4
- Morrow County4
- Umatilla County4
- Polk County3
- Clackamas County3
- Hood River County3
- Harney County3
- Clatsop County2
- Lincoln County2
- Tillamook County2
- Benton County2
- Linn County2
- Marion County2
- Multnomah County2
- Wasco County2
- Washington County2
- Yamhill County2
- Crook County2
- Deschutes County2
- Gilliam County2
- Jefferson County2
- Sherman County2
- Wheeler County2
- Coos County1
- Columbia County1
- Douglas County1
- Jackson County1
- Josephine County1
- Klamath County1
- Lane County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.