Alert archive / California / Red Flag Warnings / 2009

Red Flag Warnings in California, August 2009

9 red flag warnings in August 2009. 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 August 2009. Tap one for its archive.

Red Flag Warnings
9
Busiest day
August 4, 20092 red flag warnings

Over time

By day

Days in UTC, the clock the archive keeps.

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
Aug 4, 6:34 AM PDTRed Flag WarningREVLassen38 hr
Aug 4, 2:37 PM PDTRed Flag WarningVEFInyo, San Bernardino, Tulare54 hr
Aug 5, 3:38 PM PDTRed Flag WarningSTO22 hr
Aug 6, 8:51 AM PDTRed Flag WarningSGXRiverside, San Bernardino12 hr
Aug 14, 3:19 AM PDTRed Flag WarningREV17 hr
Aug 25, 3:48 PM PDTRed Flag WarningLOX6 days
Aug 26, 8:44 AM PDTRed Flag WarningHNX60 hr
Aug 27, 4:01 AM PDTRed Flag WarningMTRMonterey, San Benito32 hr
Aug 29, 9:41 AM PDTRed Flag WarningREVEl Dorado, Nevada, Placer, Sierra36 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

Nearby

Alerts in force nowTornadoes on recordThe radar archive20082010

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.