Alert archive / California / Red Flag Warnings

Red Flag Warnings in California, 2011

60 red flag warnings 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 red flag warnings reaches back to 2005.

Red Flag Warnings by county

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

Red Flag Warnings
60
Busiest month
September16 red flag warnings
Busiest day
October 25, 20115 red flag 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
Feb 1, 1:08 PM PSTRed Flag WarningPSRImperial, Riverside29 hr
Apr 28, 4:56 AM PDTRed Flag WarningPSRImperial, Riverside39 hr
Apr 28, 2:34 PM PDTRed Flag WarningPSRImperial, Riverside, San Bernardino52 hr
Apr 29, 2:53 PM PDTRed Flag WarningVEFSan Bernardino30 hr
May 6, 3:23 PM PDTRed Flag WarningVEFSan Bernardino53 hr
May 7, 1:15 PM PDTRed Flag WarningPSRImperial, Riverside31 hr
May 23, 5:21 AM PDTRed Flag WarningPSRImperial, Riverside15 hr
May 27, 2:32 PM PDTRed Flag WarningPSRImperial, Riverside, San Bernardino29 hr
May 27, 2:47 PM PDTRed Flag WarningVEFSan Bernardino53 hr
May 28, 2:55 PM PDTRed Flag WarningPSRImperial, Riverside29 hr
May 30, 3:08 PM PDTRed Flag WarningVEFSan Bernardino57 hr
Jun 4, 3:16 PM PDTRed Flag WarningVEFSan Bernardino29 hr
Jun 27, 2:35 PM PDTRed Flag WarningREV30 hr
Jun 27, 3:13 PM PDTRed Flag WarningVEFSan Bernardino30 hr
Jun 28, 2:57 PM PDTRed Flag WarningVEFSan Bernardino30 hr
Jul 17, 1:40 PM PDTRed Flag WarningREV31 hr
Jul 17, 2:48 PM PDTRed Flag WarningVEFInyo, Tulare29 hr
Jul 18, 2:05 PM PDTRed Flag WarningREV25 hr
Jul 24, 1:10 PM PDTRed Flag WarningREVLassen, Modoc32 hr
Aug 1, 4:32 AM PDTRed Flag WarningMFRSiskiyou13 hr
Aug 24, 4:00 AM PDTRed Flag WarningMFRModoc, Siskiyou16 hr
Aug 26, 8:30 PM PDTRed Flag WarningMFRSiskiyou22 hr
Sep 1, 1:31 PM PDTRed Flag WarningMFRSiskiyou45 hr
Sep 7, 5:07 AM PDTRed Flag WarningMFRModoc, Siskiyou41 hr
Sep 7, 1:50 PM PDTRed Flag WarningREVLassen, Modoc, Plumas, Sierra21 hr
Sep 7, 3:45 PM PDTRed Flag WarningLOX38 hr
Sep 8, 5:51 AM PDTRed Flag WarningMFRModoc, Siskiyou17 hr
Sep 8, 2:44 PM PDTRed Flag WarningMFRModoc, Siskiyou3 days
Sep 8, 3:21 PM PDTRed Flag WarningEKA51 hr
Sep 8, 3:41 PM PDTRed Flag WarningSTO14 hr
Sep 9, 4:58 AM PDTRed Flag WarningHNX40 hr
Sep 9, 5:14 AM PDTRed Flag WarningSTO39 hr
Sep 9, 12:02 PM PDTRed Flag WarningMTRAlameda, Contra Costa, Monterey, San Benito, San Mateo, Santa Clara and 1 more23 hr
Sep 12, 5:00 AM PDTRed Flag WarningMFRModoc, Siskiyou17 hr
Sep 23, 3:29 AM PDTRed Flag WarningLOXSanta Barbara26 hr
Sep 23, 6:19 AM PDTRed Flag WarningMTRMonterey, San Benito23 hr
Sep 23, 9:09 AM PDTRed Flag WarningHNX20 hr
Sep 23, 2:31 PM PDTRed Flag WarningMFRModoc, Siskiyou32 hr
Oct 24, 8:16 PM PDTRed Flag WarningMTR58 hr
Oct 25, 2:02 PM PDTRed Flag WarningVEFSan Bernardino30 hr
Oct 25, 2:30 PM PDTRed Flag WarningSTO38 hr
Oct 25, 2:33 PM PDTRed Flag WarningLOXLos Angeles48 hr
Oct 25, 2:41 PM PDTRed Flag WarningPSRImperial, Riverside30 hr
Oct 26, 2:01 AM PDTRed Flag WarningSGXOrange, Riverside, San Bernardino, San Diego36 hr
Oct 28, 8:47 AM PDTRed Flag WarningLOX30 hr
Oct 29, 3:02 AM PDTRed Flag WarningHNX20 hr
Oct 29, 3:11 PM PDTRed Flag WarningLOX24 hr
Oct 31, 9:52 AM PDTRed Flag WarningMTR47 hr
Nov 1, 10:14 AM PDTRed Flag WarningLOXLos Angeles35 hr
Nov 1, 1:50 PM PDTRed Flag WarningSGXOrange, Riverside, San Bernardino, San Diego24 hr
Nov 1, 2:42 PM PDTRed Flag WarningPSRImperial, Riverside24 hr
Nov 1, 10:17 PM PDTRed Flag WarningVEFSan Bernardino19 hr
Nov 2, 8:51 AM PDTRed Flag WarningHNX14 hr
Nov 2, 1:57 PM PDTRed Flag WarningSGXOrange, Riverside, San Bernardino, San Diego6 hr
Nov 29, 3:37 PM PSTRed Flag WarningLOXLos Angeles66 hr
Nov 30, 1:30 PM PSTRed Flag WarningSGXOrange, Riverside, San Bernardino, San Diego37 hr
Dec 2, 1:15 PM PSTRed Flag WarningLOXLos Angeles45 hr
Dec 4, 10:00 AM PSTRed Flag WarningLOXLos Angeles54 hr
Dec 4, 10:38 AM PSTRed Flag WarningSTO29 hr
Dec 4, 1:40 PM PSTRed Flag WarningSGXOrange, Riverside, San Bernardino, San Diego50 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. October 25, 20115red flag warnings
  2. September 8, 20114red flag warnings
  3. September 23, 20114red flag warnings
  4. September 7, 20113red flag warnings
  5. September 9, 20113red flag warnings
  6. November 1, 20113red flag warnings
  7. November 2, 20113red flag warnings
  8. December 4, 20113red flag warnings
  9. April 28, 20112red flag warnings
  10. May 27, 20112red flag warnings
  11. June 27, 20112red flag warnings
  12. July 17, 20112red flag warnings

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. Rebuilt daily.