Alert archive / California / Winter Storm Warnings

Winter Storm Warnings in California, 2022

53 winter storm warnings in 2022. 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 winter storm warnings reaches back to 2005.

Winter Storm Warnings by county

Each county as a circle sized by its count in 2022. Tap one for its archive.

Winter Storm Warnings
53
Busiest month
December21 winter storm warnings
Busiest day
November 29, 20226 winter storm 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, 2:22 PM PSTWinter Storm WarningSTO55 hr
Jan 1, 3:09 PM PSTWinter Storm WarningEKA60 hr
Jan 1, 3:35 PM PSTWinter Storm WarningMFRModoc, Siskiyou3 days
Feb 21, 2:30 AM PSTWinter Storm WarningSTO44 hr
Feb 21, 3:18 AM PSTWinter Storm WarningSGXRiverside, San Bernardino, San Diego63 hr
Mar 3, 4:05 AM PSTWinter Storm WarningSGXRiverside, San Bernardino66 hr
Mar 3, 2:54 PM PSTWinter Storm WarningMFRModoc40 hr
Mar 27, 12:50 PM PDTWinter Storm WarningSGXRiverside, San Bernardino43 hr
Mar 27, 1:45 PM PDTWinter Storm WarningLOX37 hr
Apr 9, 2:33 PM PDTWinter Storm WarningMFRSiskiyou4 days
Apr 19, 2:17 PM PDTWinter Storm WarningEKA27 hr
Apr 19, 2:38 PM PDTWinter Storm WarningSTO66 hr
Apr 19, 3:31 PM PDTWinter Storm WarningREVAlpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more65 hr
Apr 20, 2:41 AM PDTWinter Storm WarningHNXFresno, Kern, Madera, Mariposa, Tulare, Tuolumne56 hr
May 8, 8:07 AM PDTWinter Storm WarningEKADel Norte, Humboldt, Mendocino, Trinity13 hr
Oct 31, 10:24 AM PDTWinter Storm WarningSTO62 hr
Oct 31, 11:01 AM PDTWinter Storm WarningHNXFresno, Madera, Mariposa, Tulare, Tuolumne60 hr
Nov 4, 12:49 PM PDTWinter Storm WarningREVAlpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more5 days
Nov 4, 1:00 PM PDTWinter Storm WarningHNXFresno, Kern, Madera, Mariposa, Tulare, Tuolumne5 days
Nov 4, 1:08 PM PDTWinter Storm WarningSTO5 days
Nov 5, 1:16 AM PDTWinter Storm WarningVEFInyo4 days
Nov 5, 3:27 AM PDTWinter Storm WarningEKADel Norte, Humboldt, Trinity4 days
Nov 5, 5:16 AM PDTWinter Storm WarningMFRModoc, Siskiyou48 hr
Nov 6, 4:05 AM PSTWinter Storm WarningMFRSiskiyou59 hr
Nov 7, 11:57 AM PSTWinter Storm WarningLOX33 hr
Nov 7, 1:13 PM PSTWinter Storm WarningSGXRiverside, San Bernardino44 hr
Nov 29, 8:17 AM PSTWinter Storm WarningEKADel Norte, Humboldt, Trinity47 hr
Nov 29, 11:43 AM PSTWinter Storm WarningHNXFresno, Madera, Mariposa, Tulare, Tuolumne64 hr
Nov 29, 11:47 AM PSTWinter Storm WarningVEFInyo64 hr
Nov 29, 12:54 PM PSTWinter Storm WarningMFRModoc, Siskiyou48 hr
Nov 29, 1:28 PM PSTWinter Storm WarningSTO58 hr
Nov 29, 2:03 PM PSTWinter Storm WarningREVAlpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more62 hr
Dec 2, 10:07 AM PSTWinter Storm WarningHNXFresno, Kern, Madera, Mariposa, Tulare, Tuolumne50 hr
Dec 2, 11:44 AM PSTWinter Storm WarningSTO63 hr
Dec 2, 12:20 PM PSTWinter Storm WarningVEFInyo48 hr
Dec 2, 1:53 PM PSTWinter Storm WarningREVAlpine, El Dorado, Mono, Nevada, Placer61 hr
Dec 7, 3:21 PM PSTWinter Storm WarningMFRSiskiyou31 hr
Dec 8, 9:31 AM PSTWinter Storm WarningEKA53 hr
Dec 8, 11:55 AM PSTWinter Storm WarningREVAlpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more4 days
Dec 8, 12:22 PM PSTWinter Storm WarningSTO4 days
Dec 8, 12:56 PM PSTWinter Storm WarningHNXFresno, Kern, Madera, Mariposa, Tulare, Tuolumne4 days
Dec 8, 10:02 PM PSTWinter Storm WarningMFRModoc, Siskiyou42 hr
Dec 9, 1:22 AM PSTWinter Storm WarningVEFInyo68 hr
Dec 10, 1:26 PM PSTWinter Storm WarningSGXRiverside, San Bernardino, San Diego57 hr
Dec 10, 2:21 PM PSTWinter Storm WarningLOXSanta Barbara43 hr
Dec 26, 12:13 AM PSTWinter Storm WarningHNXFresno, Madera, Mariposa, Tulare, Tuolumne52 hr
Dec 26, 12:55 AM PSTWinter Storm WarningVEFInyo51 hr
Dec 26, 12:59 AM PSTWinter Storm WarningSTO49 hr
Dec 26, 3:44 AM PSTWinter Storm WarningREVAlpine, El Dorado, Mono, Nevada, Placer42 hr
Dec 28, 3:45 AM PSTWinter Storm WarningEKA31 hr
Dec 29, 11:51 AM PSTWinter Storm WarningHNXFresno, Kern, Madera, Mariposa, Tulare, Tuolumne64 hr
Dec 29, 1:58 PM PSTWinter Storm WarningVEFInyo62 hr
Dec 29, 2:17 PM PSTWinter Storm WarningREVAlpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more68 hr

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.

  1. November 29, 20226winter storm warnings
  2. December 2, 20224winter storm warnings
  3. December 8, 20224winter storm warnings
  4. December 26, 20224winter storm warnings
  5. January 1, 20223winter storm warnings
  6. April 19, 20223winter storm warnings
  7. November 4, 20223winter storm warnings
  8. November 5, 20223winter storm warnings
  9. December 29, 20223winter storm warnings
  10. February 21, 20222winter storm warnings
  11. March 3, 20222winter storm warnings
  12. March 27, 20222winter storm warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive20212023

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.