Alert archive / California / Red Flag Warnings
Red Flag Warnings in California, 2022
54 red flag 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 red flag warnings reaches back to 2005.
Red Flag Warnings by county
Each county as a circle sized by its count in 2022. Tap one for its archive.
- Red Flag Warnings
- 54
- Busiest month
- July15 red flag warnings
- Busiest day
- August 16, 20223 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 5, 2:53 AM PDT | Red Flag Warning | VEF | San Bernardino | 40 hr |
| Apr 8, 11:43 AM PDT | Red Flag Warning | STO | 53 hr | |
| Apr 19, 2:19 AM PDT | Red Flag Warning | PSR | Imperial, Riverside | 18 hr |
| Apr 20, 2:24 PM PDT | Red Flag Warning | VEF | San Bernardino | 30 hr |
| Apr 23, 2:57 AM PDT | Red Flag Warning | VEF | San Bernardino | 39 hr |
| May 6, 3:02 AM PDT | Red Flag Warning | VEF | San Bernardino | 68 hr |
| May 6, 3:02 AM PDT | Red Flag Warning | VEF | Inyo, San Bernardino, Tulare | 68 hr |
| May 18, 10:47 AM PDT | Red Flag Warning | STO | 57 hr | |
| May 22, 2:14 PM PDT | Red Flag Warning | STO | 66 hr | |
| May 29, 8:10 AM PDT | Red Flag Warning | STO | 60 hr | |
| Jul 11, 1:42 PM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 30 hr |
| Jul 12, 8:03 PM PDT | Red Flag Warning | MFR | Modoc | 24 hr |
| Jul 15, 2:10 AM PDT | Red Flag Warning | MFR | Modoc | 43 hr |
| Jul 16, 10:24 AM PDT | Red Flag Warning | REV | Lassen, Modoc | 34 hr |
| Jul 16, 2:49 PM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 30 hr |
| Jul 17, 1:36 PM PDT | Red Flag Warning | MFR | Modoc | 30 hr |
| Jul 18, 1:26 PM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 31 hr |
| Jul 19, 1:27 PM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 31 hr |
| Jul 20, 2:19 PM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 30 hr |
| Jul 21, 1:44 PM PDT | Red Flag Warning | LOX | 40 hr | |
| Jul 21, 2:08 PM PDT | Red Flag Warning | HNX | Kern | 32 hr |
| Jul 22, 2:13 PM PDT | Red Flag Warning | MFR | Modoc | 6 hr |
| Jul 29, 2:38 PM PDT | Red Flag Warning | MFR | Siskiyou | 29 hr |
| Jul 30, 3:08 PM PDT | Red Flag Warning | MFR | Siskiyou | 32 hr |
| Jul 31, 4:41 PM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 54 hr |
| Aug 4, 1:35 PM PDT | Red Flag Warning | MFR | Modoc | 30 hr |
| Aug 6, 1:30 PM PDT | Red Flag Warning | MFR | Siskiyou | 31 hr |
| Aug 7, 1:05 PM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 56 hr |
| Aug 8, 9:18 AM PDT | Red Flag Warning | MFR | Siskiyou | 36 hr |
| Aug 9, 9:12 PM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 24 hr |
| Aug 10, 1:24 PM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 32 hr |
| Aug 11, 12:31 PM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 32 hr |
| Aug 16, 12:41 PM PDT | Red Flag Warning | EKA | 34 hr | |
| Aug 16, 2:31 PM PDT | Red Flag Warning | REV | Lassen, Modoc, Plumas, Sierra | 36 hr |
| Aug 16, 2:44 PM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 47 hr |
| Aug 17, 2:30 AM PDT | Red Flag Warning | STO | 20 hr | |
| Aug 25, 2:00 PM PDT | Red Flag Warning | MFR | Modoc | 30 hr |
| Aug 30, 1:35 PM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 30 hr |
| Sep 1, 1:50 PM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 33 hr |
| Sep 2, 10:22 AM PDT | Red Flag Warning | REV | Lassen, Modoc | 34 hr |
| Sep 2, 2:06 PM PDT | Red Flag Warning | MFR | Modoc | 30 hr |
| Sep 3, 1:31 PM PDT | Red Flag Warning | MFR | Modoc | 30 hr |
| Sep 4, 2:42 AM PDT | Red Flag Warning | REV | Lassen, Modoc | 17 hr |
| Sep 4, 2:33 PM PDT | Red Flag Warning | MFR | Modoc | 28 hr |
| Sep 5, 1:23 PM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 31 hr |
| Sep 6, 2:00 PM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 30 hr |
| Sep 7, 3:00 PM PDT | Red Flag Warning | MFR | Siskiyou | 3 days |
| Sep 7, 3:00 PM PDT | Red Flag Warning | MFR | Siskiyou | 3 days |
| Sep 26, 11:21 AM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 33 hr |
| Sep 27, 9:56 AM PDT | Red Flag Warning | REV | Lassen, Modoc | 34 hr |
| Nov 14, 1:53 PM PST | Red Flag Warning | LOX | Los Angeles, Ventura | 58 hr |
| Nov 18, 9:32 AM PST | Red Flag Warning | SGX | Orange, Riverside, San Bernardino, San Diego | 36 hr |
| Nov 18, 10:01 AM PST | Red Flag Warning | LOX | Los Angeles, Ventura | 48 hr |
| Nov 23, 9:58 AM PST | Red Flag Warning | LOX | Los Angeles, Ventura | 49 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.
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.