Alert archive / Washington / King County

Weather alerts in King County, Washington, 2021

38 weather alerts in 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.

King County and its neighbors

Each county as a circle sized by its count in 2021. Tap one for its archive.

Alerts
38
Warnings
20
Watches
7
Advisories
5
Busiest month
January10 alerts
Busiest day
January 12, 20214 alerts

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.

IssuedProductOfficeLasted
Jan 1, 11:58 AM PSTFlood WatchSEW50 hr
Jan 2, 8:48 PM PSTAreal Flood WarningSEW56 min
Jan 2, 9:40 PM PSTAreal Flood AdvisorySEW2 hr
Jan 2, 11:41 PM PSTAreal Flood AdvisorySEW2 hr
Jan 10, 2:52 PM PSTFlood WatchSEW4 days
Jan 12, 8:02 AM PSTAreal Flood AdvisorySEW7 hr
Jan 12, 1:42 PM PSTRiver Flood WarningSEW34 hr
Jan 12, 1:42 PM PSTRiver Flood WarningSEW31 hr
Jan 12, 1:42 PM PSTRiver Flood WarningSEW42 hr
Jan 13, 6:27 AM PSTRiver Flood WarningSEW41 hr
Feb 16, 6:13 PM PSTSpecial Weather StatementSEW17 min
Feb 16, 6:31 PM PSTSpecial Weather StatementSEW29 min
Feb 22, 8:57 AM PSTFlood WatchSEW17 hr
Feb 22, 11:45 AM PSTRiver Flood WarningSEW7 hr
Feb 22, 1:54 PM PSTRiver Flood WarningSEW10 hr
Mar 7, 3:45 PM PSTSpecial Weather StatementSEW30 min
Mar 28, 7:44 PM PDTSpecial Weather StatementSEW46 min
Mar 28, 8:30 PM PDTSpecial Weather StatementSEW30 min
Jun 27, 3:16 PM PDTRed Flag WarningSEW29 hr
Aug 3, 4:49 PM PDTSevere Thunderstorm WarningSEW26 min
Aug 3, 5:12 PM PDTSevere Thunderstorm WarningSEW33 min
Aug 11, 4:34 AM PDTFire Weather WatchSEW9 hr
Aug 11, 1:52 PM PDTRed Flag WarningSEW56 hr
Oct 24, 3:05 PM PDTSpecial Weather StatementSEW25 min
Oct 26, 3:52 PM PDTFlood WatchSEW65 hr
Oct 28, 3:52 PM PDTRiver Flood WarningSEW12 hr
Oct 28, 5:23 PM PDTRiver Flood WarningSEW25 hr
Oct 28, 5:53 PM PDTAreal Flood AdvisorySEW15 hr
Oct 28, 8:12 PM PDTRiver Flood WarningSEW33 hr
Nov 10, 12:56 PM PSTFlood WatchSEW6 days
Nov 11, 3:56 PM PSTRiver Flood WarningSEW38 hr
Nov 11, 4:04 PM PSTRiver Flood WarningSEW37 hr
Nov 12, 6:38 AM PSTRiver Flood WarningSEW45 hr
Nov 12, 1:23 PM PSTAreal Flood AdvisorySEW3 hr
Nov 14, 9:33 AM PSTRiver Flood WarningSEW21 hr
Nov 14, 11:20 AM PSTRiver Flood WarningSEW60 hr
Nov 24, 2:43 AM PSTFlood WatchSEW5 days
Nov 28, 1:40 AM PSTRiver Flood WarningSEW22 hr

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordForecastThe radar archive20202022

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.