Alert archive / Washington / Snohomish County

Weather alerts in Snohomish County, Washington, 2021

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

Snohomish County and its neighbors

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

Alerts
47
Warnings
26
Watches
7
Advisories
8
Busiest month
November19 alerts
Busiest day
January 13, 20216 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 13, 12:19 AM PSTSevere Thunderstorm WarningSEW39 min
Jan 13, 1:09 AM PSTSpecial Weather StatementSEW51 min
Jan 13, 4:50 AM PSTRiver Flood WarningSEW9 hr
Jan 13, 4:50 AM PSTRiver Flood WarningSEW12 hr
Jan 13, 5:03 AM PSTRiver Flood WarningSEW19 hr
Jan 13, 6:27 AM PSTRiver Flood WarningSEW22 hr
Mar 28, 7:28 PM PDTSpecial Weather StatementSEW32 min
Jun 15, 7:37 PM PDTSpecial Weather StatementSEW23 min
Jun 27, 3:16 PM PDTRed Flag WarningSEW29 hr
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, 2:38 PM PDTRiver Flood WarningSEW27 hr
Oct 28, 2:38 PM PDTRiver Flood WarningSEW32 hr
Oct 28, 3:52 PM PDTRiver Flood WarningSEW14 hr
Oct 28, 5:46 PM PDTAreal Flood AdvisorySEW12 hr
Oct 28, 8:12 PM PDTRiver Flood WarningSEW8 hr
Oct 29, 2:07 AM PDTRiver Flood WarningSEW24 hr
Oct 29, 4:27 AM PDTRiver Flood WarningSEW18 hr
Nov 9, 2:14 PM PSTSpecial Weather StatementSEW46 min
Nov 9, 7:04 PM PSTAreal Flood AdvisorySEW3 hr
Nov 10, 12:56 PM PSTFlood WatchSEW6 days
Nov 12, 3:39 AM PSTRiver Flood WarningSEW22 hr
Nov 12, 3:39 AM PSTRiver Flood WarningSEW24 hr
Nov 12, 1:23 PM PSTAreal Flood AdvisorySEW3 hr
Nov 12, 1:46 PM PSTRiver Flood WarningSEW41 hr
Nov 12, 1:46 PM PSTRiver Flood WarningSEW23 hr
Nov 12, 4:26 PM PSTAreal Flood AdvisorySEW3 hr
Nov 14, 3:22 AM PSTRiver Flood WarningSEW47 hr
Nov 14, 11:02 AM PSTRiver Flood WarningSEW57 hr
Nov 14, 11:02 AM PSTRiver Flood WarningSEW62 hr
Nov 14, 11:57 PM PSTRiver Flood WarningSEW26 hr
Nov 14, 11:59 PM PSTRiver Flood WarningSEW7 hr
Nov 15, 12:18 PM PSTSpecial Weather StatementSEW57 min
Nov 24, 2:43 AM PSTFlood WatchSEW5 days
Nov 28, 1:36 AM PSTRiver Flood WarningSEW11 hr
Nov 28, 7:36 PM PSTRiver Flood WarningSEW11 hr
Nov 29, 3:29 PM PSTFlood WatchSEW43 hr
Dec 18, 5:13 PM PSTAreal Flood AdvisorySEW115 min

By product

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

ProductAlerts
Severe storms
Severe Thunderstorm Warning2
Special Weather Statement6
Flooding
Areal Flood Warning1
River Flood Warning21
Flood Watch6
Areal Flood Advisory8
Fire
Red Flag Warning2
Fire Weather Watch1

The busiest days

Days with the most alerts issued, by UTC date.

  1. January 13, 20216alerts
  2. November 12, 20215alerts
  3. October 29, 20214alerts
  4. January 3, 20213alerts
  5. October 28, 20213alerts
  6. November 14, 20213alerts
  7. November 15, 20213alerts
  8. August 11, 20212alerts
  9. November 10, 20212alerts
  10. November 29, 20212alerts

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.