Alert archive / Oregon / Mesoscale Discussions

Mesoscale Discussions in Oregon, 2025

11 mesoscale discussions in 2025. 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 2025. Tap one for its archive.

Mesoscale Discussions
11
Busiest month
February2 mesoscale discussions
Busiest day
February 3, 20251 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.

IssuedProductOfficeCountiesLasted
Feb 3, 2:01 PM PSTMesoscale DiscussionSPCJackson, Klamath3 hr
Feb 24, 4:43 PM PSTMesoscale DiscussionSPCClackamas, Columbia, Gilliam, Hood River, Marion, Morrow and 7 more2 hr
Mar 26, 1:24 PM PDTMesoscale DiscussionSPCBenton, Clackamas, Columbia, Douglas, Hood River, Lane and 6 more2 hr
Mar 26, 5:33 PM PDTMesoscale DiscussionSPCBenton, Clackamas, Clatsop, Columbia, Linn, Marion and 5 more87 min
Jun 10, 1:50 PM PDTMesoscale DiscussionSPCBaker, Crook, Grant, Harney, Klamath, Lake and 1 more2 hr
Jun 30, 3:35 PM PDTMesoscale DiscussionSPCDouglas, Jackson, Josephine, Klamath, Lake115 min
Jul 4, 11:07 AM PDTMesoscale DiscussionSPCMalheur113 min
Aug 3, 12:44 PM PDTMesoscale DiscussionSPCCrook, Deschutes, Grant, Harney, Klamath, Lake and 2 more2 hr
Sep 14, 1:10 PM PDTMesoscale DiscussionSPCMalheur2 hr
Oct 25, 1:46 PM PDTMesoscale DiscussionSPCBaker, Umatilla, Union, Wallowa89 min
Nov 5, 12:09 PM PSTMesoscale DiscussionSPCBenton, Clatsop, Coos, Douglas, Lincoln, Polk and 2 more2 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordThe radar archive20242026

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.