Alert archive / Oregon / Air Stagnation Advisories

Air Stagnation Advisories in Oregon, 2011

12 air stagnation advisories 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 air stagnation advisories reaches back to 2005.

Air Stagnation Advisories by county

Each county as a circle sized by its count in 2011. Tap one for its archive.

Air Stagnation Advisories
12
Busiest month
January7 air stagnation advisories
Busiest day
January 3, 20112 air stagnation advisories

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
Jan 2, 12:40 PM PSTAir Stagnation AdvisoryMFRCoos, Curry, Douglas, Jackson, Josephine, Klamath and 1 more5 days
Jan 3, 9:46 AM PSTAir Stagnation AdvisoryPQR4 days
Jan 3, 10:19 AM PSTAir Stagnation AdvisoryPDTDeschutes, Gilliam, Jefferson, Morrow, Umatilla, Union and 2 more4 days
Jan 23, 2:13 PM PSTAir Stagnation AdvisoryMFRCoos, Curry, Douglas, Jackson, Josephine, Klamath and 1 more6 days
Jan 24, 2:40 PM PSTAir Stagnation AdvisoryPQR4 days
Jan 25, 2:15 PM PSTAir Stagnation AdvisoryPDTGilliam, Morrow, Sherman, Umatilla, Wasco, Wheeler4 days
Jan 31, 1:47 PM PSTAir Stagnation AdvisoryMFRCoos, Curry, Douglas, Jackson, Josephine, Klamath and 1 more6 days
Nov 29, 2:11 PM PSTAir Stagnation AdvisoryMFRCoos, Curry, Douglas, Jackson, Josephine, Klamath and 1 more15 days
Dec 1, 9:48 AM PSTAir Stagnation AdvisoryPDTGilliam, Grant, Jefferson, Morrow, Sherman, Umatilla and 4 more19 days
Dec 2, 2:45 PM PSTAir Stagnation AdvisoryPQR6 days
Dec 4, 2:46 PM PSTAir Stagnation AdvisoryPQR4 days
Dec 21, 2:16 PM PSTAir Stagnation AdvisoryMFRCoos, Curry, Douglas, Jackson, Josephine, Klamath and 1 more4 days

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 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. Warning verification from the Mesonet's Cow. Rebuilt daily.