Alert archive / California / Red Flag Warnings
Red Flag Warnings in California, 2013
84 red flag warnings in 2013. 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 2013. Tap one for its archive.
- Red Flag Warnings
- 84
- Busiest month
- June15 red flag warnings
- Busiest day
- October 2, 20135 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 |
|---|---|---|---|---|
| Jan 14, 2:22 AM PST | Red Flag Warning | PSR | Imperial, Riverside | 16 hr |
| Apr 7, 12:31 PM PDT | Red Flag Warning | PSR | Imperial, Riverside, San Bernardino | 31 hr |
| Apr 10, 9:37 AM PDT | Red Flag Warning | VEF | San Bernardino | 9 hr |
| Apr 10, 10:09 AM PDT | Red Flag Warning | PSR | Imperial, Riverside | 9 hr |
| Apr 17, 2:21 AM PDT | Red Flag Warning | PSR | Imperial, Riverside | 17 hr |
| Apr 17, 4:02 AM PDT | Red Flag Warning | VEF | San Bernardino | 15 hr |
| Apr 17, 4:45 PM PDT | Red Flag Warning | SGX | Orange, Riverside, San Bernardino, San Diego | 48 hr |
| Apr 22, 2:21 AM PDT | Red Flag Warning | VEF | San Bernardino | 39 hr |
| Apr 29, 2:38 PM PDT | Red Flag Warning | MTR | 61 hr | |
| Apr 30, 3:23 AM PDT | Red Flag Warning | VEF | San Bernardino | 61 hr |
| Apr 30, 10:10 AM PDT | Red Flag Warning | LOX | Los Angeles | 3 days |
| Apr 30, 10:18 AM PDT | Red Flag Warning | SGX | Orange, Riverside, San Bernardino, San Diego | 3 days |
| Apr 30, 2:25 PM PDT | Red Flag Warning | HNX | 3 days | |
| May 1, 2:18 PM PDT | Red Flag Warning | PSR | Imperial, Riverside | 21 hr |
| May 3, 5:16 AM PDT | Red Flag Warning | STO | 37 hr | |
| May 3, 9:36 AM PDT | Red Flag Warning | EKA | 35 hr | |
| May 3, 2:05 PM PDT | Red Flag Warning | MTR | 25 hr | |
| May 5, 9:20 AM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 42 hr |
| May 30, 3:30 PM PDT | Red Flag Warning | STO | 52 hr | |
| Jun 2, 9:23 AM PDT | Red Flag Warning | HNX | 12 hr | |
| Jun 6, 2:00 PM PDT | Red Flag Warning | STO | 51 hr | |
| Jun 9, 3:30 AM PDT | Red Flag Warning | HNX | 14 hr | |
| Jun 9, 5:03 AM PDT | Red Flag Warning | REV | El Dorado, Lassen, Nevada, Placer, Plumas, Sierra | 22 hr |
| Jun 9, 9:40 AM PDT | Red Flag Warning | STO | 19 hr | |
| Jun 9, 10:44 AM PDT | Red Flag Warning | EKA | 9 hr | |
| Jun 10, 5:16 AM PDT | Red Flag Warning | STO | 6 hr | |
| Jun 11, 10:39 AM PDT | Red Flag Warning | REV | El Dorado, Nevada, Placer, Sierra | 36 hr |
| Jun 13, 2:45 PM PDT | Red Flag Warning | STO | 24 hr | |
| Jun 16, 2:16 PM PDT | Red Flag Warning | REV | Lassen, Modoc | 32 hr |
| Jun 17, 3:37 AM PDT | Red Flag Warning | REV | El Dorado, Lassen, Nevada, Placer, Plumas, Sierra | 43 hr |
| Jun 17, 7:13 AM PDT | Red Flag Warning | MFR | Modoc | 12 hr |
| Jun 18, 9:59 AM PDT | Red Flag Warning | LOX | 71 hr | |
| Jun 28, 11:24 AM PDT | Red Flag Warning | HNX | 57 hr | |
| Jun 28, 3:44 PM PDT | Red Flag Warning | LOX | 41 hr | |
| Jul 1, 4:28 PM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 3 days |
| Jul 2, 10:40 AM PDT | Red Flag Warning | EKA | 46 hr | |
| Jul 3, 3:30 AM PDT | Red Flag Warning | STO | 19 hr | |
| Jul 10, 7:43 AM PDT | Red Flag Warning | REV | Lassen | 14 hr |
| Jul 15, 11:24 AM PDT | Red Flag Warning | REV | Lassen, Modoc | 34 hr |
| Jul 23, 12:51 PM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 31 hr |
| Jul 26, 8:46 AM PDT | Red Flag Warning | MFR | Modoc | 14 hr |
| Jul 31, 2:18 PM PDT | Red Flag Warning | REV | Lassen | 30 hr |
| Aug 6, 9:41 AM PDT | Red Flag Warning | LOX | 10 hr | |
| Aug 6, 12:58 PM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 3 days |
| Aug 6, 1:22 PM PDT | Red Flag Warning | EKA | 19 hr | |
| Aug 7, 11:34 AM PDT | Red Flag Warning | REV | Lassen, Modoc, Plumas, Sierra | 32 hr |
| Aug 7, 12:58 PM PDT | Red Flag Warning | STO | 55 hr | |
| Aug 7, 2:54 PM PDT | Red Flag Warning | EKA | 32 hr | |
| Aug 9, 2:02 AM PDT | Red Flag Warning | EKA | 21 hr | |
| Aug 18, 5:02 AM PDT | Red Flag Warning | MTR | Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 4 more | 3 days |
| Aug 18, 6:52 AM PDT | Red Flag Warning | EKA | 4 days | |
| Aug 18, 1:53 PM PDT | Red Flag Warning | STO | 4 days | |
| Aug 18, 2:53 PM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 4 days |
| Aug 19, 3:27 AM PDT | Red Flag Warning | EKA | 4 days | |
| Aug 24, 2:49 PM PDT | Red Flag Warning | MFR | Siskiyou | 30 hr |
| Aug 31, 2:56 PM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 30 hr |
| Sep 4, 10:52 AM PDT | Red Flag Warning | REV | El Dorado, Nevada, Placer, Sierra | 36 hr |
| Sep 14, 3:59 PM PDT | Red Flag Warning | MFR | Modoc | 28 hr |
| Sep 16, 10:25 AM PDT | Red Flag Warning | REV | 34 hr | |
| Sep 19, 8:29 AM PDT | Red Flag Warning | REV | El Dorado, Lassen, Modoc, Nevada, Placer, Plumas and 1 more | 52 hr |
| Sep 19, 9:14 AM PDT | Red Flag Warning | STO | 33 hr | |
| Sep 19, 2:14 PM PDT | Red Flag Warning | MFR | Modoc, Siskiyou | 30 hr |
| Sep 24, 6:04 AM PDT | Red Flag Warning | REV | 14 hr | |
| Sep 25, 9:15 AM PDT | Red Flag Warning | MTR | Monterey, San Benito, San Mateo, Santa Clara, Santa Cruz | 54 hr |
| Sep 25, 9:26 AM PDT | Red Flag Warning | STO | 54 hr | |
| Sep 27, 12:00 PM PDT | Red Flag Warning | SGX | Orange, Riverside, San Bernardino, San Diego | 30 hr |
| Sep 28, 1:24 PM PDT | Red Flag Warning | REV | El Dorado, Nevada, Placer, Sierra | 34 hr |
| Oct 1, 2:05 PM PDT | Red Flag Warning | REV | Lassen, Modoc | 31 hr |
| Oct 2, 10:34 AM PDT | Red Flag Warning | MTR | San Mateo, Santa Clara, Santa Cruz | 65 hr |
| Oct 2, 12:24 PM PDT | Red Flag Warning | HNX | 5 days | |
| Oct 2, 2:05 PM PDT | Red Flag Warning | SGX | Orange, Riverside, San Bernardino, San Diego | 4 days |
| Oct 2, 2:15 PM PDT | Red Flag Warning | STO | 57 hr | |
| Oct 2, 2:37 PM PDT | Red Flag Warning | LOX | Los Angeles | 4 days |
| Oct 3, 12:38 PM PDT | Red Flag Warning | PSR | Imperial, Riverside, San Bernardino | 30 hr |
| Oct 4, 3:27 AM PDT | Red Flag Warning | SGX | Orange, Riverside, San Bernardino, San Diego | 63 hr |
| Nov 4, 9:27 AM PST | Red Flag Warning | LOX | Los Angeles | 54 hr |
| Nov 4, 12:30 PM PST | Red Flag Warning | SGX | Orange, Riverside, San Bernardino, San Diego | 30 hr |
| Nov 22, 7:12 PM PST | Red Flag Warning | MTR | Marin, Napa, Sonoma | 19 hr |
| Dec 13, 9:46 AM PST | Red Flag Warning | LOX | Los Angeles | 56 hr |
| Dec 13, 1:30 PM PST | Red Flag Warning | SGX | Orange, Riverside, San Bernardino, San Diego | 53 hr |
| Dec 24, 2:38 PM PST | Red Flag Warning | LOX | Los Angeles | 67 hr |
| Dec 28, 9:49 AM PST | Red Flag Warning | LOX | Los Angeles | 47 hr |
| Dec 28, 2:16 PM PST | Red Flag Warning | MTR | 20 hr | |
| Dec 29, 8:24 AM PST | Red Flag Warning | HNX | 50 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Modoc County15
- Riverside County13
- San Bernardino County13
- Lassen County9
- Siskiyou County8
- Orange County7
- San Diego County7
- Sierra County7
- Imperial County6
- Los Angeles County6
- El Dorado County6
- Nevada County6
- Placer County6
- Plumas County4
- San Mateo County3
- Santa Clara County3
- Santa Cruz County3
- Marin County2
- Monterey County2
- Napa County2
- San Benito County2
- Sonoma County2
- Alameda County1
- Contra Costa County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20122014
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.