Alert archive / California / Hazardous Seas Warnings

Hazardous Seas Warnings in California, 2021

68 hazardous seas warnings in 2021. 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 hazardous seas warnings reaches back to 2005.

Hazardous Seas Warnings by county

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

Hazardous Seas Warnings
68
Busiest month
January10 hazardous seas warnings
Busiest day
March 30, 20213 hazardous seas warnings

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 1, 3:01 AM PSTHazardous Seas WarningEKA60 hr
Jan 4, 8:34 AM PSTHazardous Seas WarningEKA25 hr
Jan 5, 2:35 PM PSTHazardous Seas WarningEKA24 hr
Jan 8, 2:20 AM PSTHazardous Seas WarningEKA13 hr
Jan 9, 12:02 PM PSTHazardous Seas WarningEKA33 hr
Jan 11, 2:19 PM PSTHazardous Seas WarningEKA37 hr
Jan 17, 2:09 AM PSTHazardous Seas WarningEKA37 hr
Jan 21, 4:01 PM PSTHazardous Seas WarningEKA59 hr
Jan 24, 8:40 PM PSTHazardous Seas WarningEKA12 hr
Jan 27, 2:15 PM PSTHazardous Seas WarningEKA7 hr
Feb 3, 2:46 AM PSTHazardous Seas WarningEKA12 hr
Feb 4, 2:52 AM PSTHazardous Seas WarningEKA66 hr
Feb 19, 2:23 PM PSTHazardous Seas WarningEKA6 hr
Feb 20, 2:41 AM PSTHazardous Seas WarningEKA18 hr
Feb 22, 2:04 PM PSTHazardous Seas WarningEKA13 hr
Feb 22, 2:04 PM PSTHazardous Seas WarningEKA43 hr
Feb 24, 9:11 PM PSTHazardous Seas WarningEKA12 hr
Feb 25, 9:00 PM PSTHazardous Seas WarningEKA30 hr
Mar 5, 9:01 AM PSTHazardous Seas WarningEKA6 hr
Mar 18, 2:05 PM PDTHazardous Seas WarningEKA24 hr
Mar 26, 2:41 AM PDTHazardous Seas WarningEKA24 hr
Mar 29, 8:59 PM PDTHazardous Seas WarningEKA6 hr
Mar 29, 8:59 PM PDTHazardous Seas WarningEKA24 hr
Mar 30, 3:01 AM PDTHazardous Seas WarningEKA18 hr
Mar 30, 9:01 PM PDTHazardous Seas WarningEKA10 hr
Apr 5, 3:18 AM PDTHazardous Seas WarningEKA27 hr
Apr 11, 2:14 PM PDTHazardous Seas WarningEKA67 hr
Apr 20, 8:54 PM PDTHazardous Seas WarningEKA36 hr
Apr 22, 8:44 AM PDTHazardous Seas WarningEKA9 hr
Apr 22, 7:33 PM PDTHazardous Seas WarningEKA7 hr
May 1, 2:48 AM PDTHazardous Seas WarningEKA12 hr
May 6, 3:00 AM PDTHazardous Seas WarningEKA54 hr
May 10, 11:27 AM PDTHazardous Seas WarningEKA17 hr
May 11, 2:34 AM PDTHazardous Seas WarningEKA24 hr
May 12, 2:12 AM PDTHazardous Seas WarningEKA7 hr
May 14, 2:46 PM PDTHazardous Seas WarningEKA36 hr
May 16, 2:32 AM PDTHazardous Seas WarningEKA9 hr
May 28, 2:16 AM PDTHazardous Seas WarningEKA46 hr
Jun 18, 2:07 AM PDTHazardous Seas WarningEKA36 hr
Jul 10, 2:43 AM PDTHazardous Seas WarningEKA5 days
Jul 22, 2:19 AM PDTHazardous Seas WarningEKA12 hr
Jul 24, 2:40 AM PDTHazardous Seas WarningEKA48 hr
Aug 8, 3:41 AM PDTHazardous Seas WarningEKA56 hr
Aug 17, 8:58 PM PDTHazardous Seas WarningEKA14 hr
Aug 18, 8:40 PM PDTHazardous Seas WarningEKA15 hr
Aug 20, 2:10 AM PDTHazardous Seas WarningEKA33 hr
Aug 23, 2:58 PM PDTHazardous Seas WarningEKA21 hr
Aug 27, 2:16 AM PDTHazardous Seas WarningEKA25 hr
Aug 27, 2:16 AM PDTHazardous Seas WarningEKA16 hr
Aug 28, 2:29 AM PDTHazardous Seas WarningEKA59 hr
Aug 31, 8:59 PM PDTHazardous Seas WarningEKA30 hr
Sep 2, 2:39 AM PDTHazardous Seas WarningEKA9 hr
Sep 14, 2:59 AM PDTHazardous Seas WarningEKA21 hr
Sep 15, 3:27 AM PDTHazardous Seas WarningEKA47 hr
Sep 15, 8:06 PM PDTHazardous Seas WarningEKA7 hr
Sep 30, 2:40 PM PDTHazardous Seas WarningEKA48 hr
Oct 11, 2:06 PM PDTHazardous Seas WarningEKA13 hr
Oct 20, 2:42 AM PDTHazardous Seas WarningEKA6 hr
Oct 23, 2:47 PM PDTHazardous Seas WarningEKA60 hr
Nov 4, 8:36 AM PDTHazardous Seas WarningEKA12 hr
Nov 16, 8:39 PM PSTHazardous Seas WarningEKA9 hr
Dec 12, 12:51 AM PSTHazardous Seas WarningEKA8 hr
Dec 13, 1:44 AM PSTHazardous Seas WarningEKA16 hr
Dec 14, 2:42 AM PSTHazardous Seas WarningEKA6 hr
Dec 15, 12:54 PM PSTHazardous Seas WarningEKA8 hr
Dec 16, 5:15 AM PSTHazardous Seas WarningEKA4 hr
Dec 20, 2:32 PM PSTHazardous Seas WarningEKA27 hr
Dec 20, 9:14 PM PSTHazardous Seas WarningEKA3 hr

The busiest days

Days with the most alerts issued, by UTC date.

  1. March 30, 20213hazardous seas warnings
  2. February 22, 20212hazardous seas warnings
  3. August 27, 20212hazardous seas warnings
  4. January 1, 20211hazardous seas warnings
  5. January 4, 20211hazardous seas warnings
  6. January 5, 20211hazardous seas warnings
  7. January 8, 20211hazardous seas warnings
  8. January 9, 20211hazardous seas warnings
  9. January 11, 20211hazardous seas warnings
  10. January 17, 20211hazardous seas warnings
  11. January 22, 20211hazardous seas warnings
  12. January 25, 20211hazardous seas warnings

Nearby

Alerts in force nowTornadoes on recordThe 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.