Alert archive / Oregon / Mesoscale Discussions

Mesoscale Discussions in Oregon, 2023

7 mesoscale discussions 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 mesoscale discussions reaches back to 2003.

Mesoscale Discussions by county

Each county as a circle sized by its count in 2023. Tap one for its archive.

Mesoscale Discussions
7
Busiest month
May5 mesoscale discussions
Busiest day
May 1, 20231 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
May 1, 3:41 PM PDTMesoscale DiscussionSPCCrook, Deschutes, Grant, Harney, Lake, Malheur and 1 more2 hr
May 19, 2:57 PM PDTMesoscale DiscussionSPCCrook, Deschutes, Gilliam, Jefferson, Sherman, Wasco and 1 more2 hr
May 20, 4:49 PM PDTMesoscale DiscussionSPCCrook, Deschutes, Grant, Jefferson, Wheeler116 min
May 21, 12:42 PM PDTMesoscale DiscussionSPCBaker, Grant, Harney, Lake, Malheur, Union and 1 more2 hr
May 21, 5:24 PM PDTMesoscale DiscussionSPCBaker2 hr
Aug 26, 1:32 PM PDTMesoscale DiscussionSPCBaker118 min
Aug 29, 1:31 PM PDTMesoscale DiscussionSPCWallowa119 min

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 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.