Alert archive / California / Flash Flood Warnings
Flash Flood Warnings in California, 2003
94 flash flood warnings in 2003. 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 flash flood warnings reaches back to 1986.
Flash Flood Warnings by county
Each county as a circle sized by its count in 2003. Tap one for its archive.
- Flash Flood Warnings
- 94
- Busiest month
- August48 flash flood warnings
- Busiest day
- August 20, 20039 flash flood 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 |
|---|---|---|---|---|
| Feb 25, 10:54 AM PST | Flash Flood Warning | SGX | Orange | 2 hr |
| Jul 22, 6:40 PM PDT | Flash Flood Warning | REV | Lassen | 35 min |
| Jul 23, 3:00 PM PDT | Flash Flood Warning | REV | Nevada | 2 hr |
| Jul 23, 4:46 PM PDT | Flash Flood Warning | REV | Lassen | 119 min |
| Jul 23, 8:52 PM PDT | Flash Flood Warning | MFR | Siskiyou | 3 hr |
| Jul 26, 3:00 PM PDT | Flash Flood Warning | LOX | Los Angeles | 90 min |
| Jul 26, 4:30 PM PDT | Flash Flood Warning | LOX | Los Angeles | 90 min |
| Jul 31, 3:41 AM PDT | Flash Flood Warning | VEF | Inyo | 79 min |
| Jul 31, 10:09 AM PDT | Flash Flood Warning | VEF | Inyo | 3 hr |
| Jul 31, 2:20 PM PDT | Flash Flood Warning | VEF | San Bernardino | 115 min |
| Jul 31, 3:28 PM PDT | Flash Flood Warning | REV | Nevada, Sierra | 92 min |
| Jul 31, 3:39 PM PDT | Flash Flood Warning | LOX | Santa Barbara | 96 min |
| Aug 1, 12:55 PM PDT | Flash Flood Warning | SGX | Riverside | 3 hr |
| Aug 1, 2:30 PM PDT | Flash Flood Warning | VEF | San Bernardino | 3 hr |
| Aug 1, 2:40 PM PDT | Flash Flood Warning | PSR | Riverside | 2 hr |
| Aug 1, 3:20 PM PDT | Flash Flood Warning | SGX | Riverside, San Diego | 70 min |
| Aug 1, 4:55 PM PDT | Flash Flood Warning | PSR | Riverside | 50 min |
| Aug 1, 5:40 PM PDT | Flash Flood Warning | HNX | Kern | 3 hr |
| Aug 2, 4:17 PM PDT | Flash Flood Warning | HNX | Fresno, Tulare | 3 hr |
| Aug 3, 8:37 PM PDT | Flash Flood Warning | EKA | Trinity | 113 min |
| Aug 14, 1:35 PM PDT | Flash Flood Warning | SGX | San Diego | 55 min |
| Aug 14, 3:29 PM PDT | Flash Flood Warning | SGX | San Diego | 61 min |
| Aug 14, 4:42 PM PDT | Flash Flood Warning | VEF | San Bernardino | 3 hr |
| Aug 19, 4:29 PM PDT | Flash Flood Warning | VEF | Inyo, San Bernardino | 2 hr |
| Aug 20, 1:16 AM PDT | Flash Flood Warning | VEF | Inyo | 119 min |
| Aug 20, 3:25 AM PDT | Flash Flood Warning | VEF | Inyo | 2 hr |
| Aug 20, 12:27 PM PDT | Flash Flood Warning | SGX | San Bernardino | 2 hr |
| Aug 20, 1:04 PM PDT | Flash Flood Warning | SGX | Riverside, San Diego | 86 min |
| Aug 20, 2:30 PM PDT | Flash Flood Warning | SGX | Riverside, San Bernardino, San Diego | 2 hr |
| Aug 20, 2:55 PM PDT | Flash Flood Warning | VEF | San Bernardino | 2 hr |
| Aug 20, 3:53 PM PDT | Flash Flood Warning | LOX | Los Angeles | 67 min |
| Aug 20, 4:49 PM PDT | Flash Flood Warning | HNX | Kern | 3 hr |
| Aug 20, 4:56 PM PDT | Flash Flood Warning | LOX | Los Angeles | 64 min |
| Aug 20, 5:00 PM PDT | Flash Flood Warning | VEF | San Bernardino | 2 hr |
| Aug 20, 5:01 PM PDT | Flash Flood Warning | PSR | Imperial | 89 min |
| Aug 20, 5:57 PM PDT | Flash Flood Warning | LOX | Los Angeles | 63 min |
| Aug 20, 7:31 PM PDT | Flash Flood Warning | VEF | San Bernardino | 119 min |
| Aug 20, 8:42 PM PDT | Flash Flood Warning | VEF | Inyo | 93 min |
| Aug 24, 5:10 AM PDT | Flash Flood Warning | VEF | San Bernardino | 3 hr |
| Aug 24, 6:10 AM PDT | Flash Flood Warning | PSR | Riverside | 95 min |
| Aug 24, 7:51 AM PDT | Flash Flood Warning | PSR | Riverside | 24 min |
| Aug 24, 1:08 PM PDT | Flash Flood Warning | SGX | San Diego | 112 min |
| Aug 24, 2:23 PM PDT | Flash Flood Warning | SGX | Riverside | 97 min |
| Aug 25, 12:40 PM PDT | Flash Flood Warning | SGX | San Bernardino | 110 min |
| Aug 25, 2:03 PM PDT | Flash Flood Warning | SGX | San Diego | 117 min |
| Aug 25, 2:10 PM PDT | Flash Flood Warning | SGX | Riverside | 2 hr |
| Aug 26, 1:07 PM PDT | Flash Flood Warning | SGX | San Bernardino | 113 min |
| Aug 26, 1:22 PM PDT | Flash Flood Warning | SGX | San Diego | 2 hr |
| Aug 26, 2:28 PM PDT | Flash Flood Warning | VEF | San Bernardino | 3 hr |
| Aug 26, 3:03 PM PDT | Flash Flood Warning | PSR | Riverside, San Bernardino | 117 min |
| Aug 26, 5:24 PM PDT | Flash Flood Warning | VEF | San Bernardino | 2 hr |
| Aug 27, 12:04 PM PDT | Flash Flood Warning | SGX | San Diego | 86 min |
| Aug 27, 12:05 PM PDT | Flash Flood Warning | VEF | San Bernardino | 3 hr |
| Aug 27, 12:33 PM PDT | Flash Flood Warning | PSR | Riverside, San Bernardino | 87 min |
| Aug 27, 1:25 PM PDT | Flash Flood Warning | VEF | San Bernardino | 3 hr |
| Aug 27, 2:00 PM PDT | Flash Flood Warning | PSR | Riverside, San Bernardino | 2 hr |
| Aug 27, 5:15 PM PDT | Flash Flood Warning | SGX | San Diego | 45 min |
| Aug 27, 7:45 PM PDT | Flash Flood Warning | VEF | San Bernardino | 3 hr |
| Aug 27, 8:00 PM PDT | Flash Flood Warning | PSR | Riverside | 30 min |
| Aug 28, 11:47 AM PDT | Flash Flood Warning | SGX | San Diego | 103 min |
| Sep 1, 2:55 PM PDT | Flash Flood Warning | VEF | San Bernardino | 3 hr |
| Sep 2, 2:23 PM PDT | Flash Flood Warning | SGX | San Bernardino | 97 min |
| Sep 2, 2:27 PM PDT | Flash Flood Warning | VEF | San Bernardino | 2 hr |
| Sep 2, 2:38 PM PDT | Flash Flood Warning | SGX | Riverside | 82 min |
| Sep 2, 3:22 PM PDT | Flash Flood Warning | SGX | San Diego | 68 min |
| Sep 2, 4:28 PM PDT | Flash Flood Warning | SGX | San Diego | 62 min |
| Sep 3, 1:45 PM PDT | Flash Flood Warning | LOX | Los Angeles | 60 min |
| Sep 4, 1:06 PM PDT | Flash Flood Warning | SGX | San Diego | 84 min |
| Sep 4, 1:17 PM PDT | Flash Flood Warning | SGX | Riverside | 88 min |
| Sep 4, 1:29 PM PDT | Flash Flood Warning | VEF | San Bernardino | 3 hr |
| Sep 4, 2:06 PM PDT | Flash Flood Warning | VEF | San Bernardino | 3 hr |
| Sep 4, 2:09 PM PDT | Flash Flood Warning | SGX | San Bernardino | 81 min |
| Sep 4, 2:24 PM PDT | Flash Flood Warning | SGX | San Diego | 96 min |
| Sep 4, 2:30 PM PDT | Flash Flood Warning | SGX | Riverside | 90 min |
| Sep 4, 4:04 PM PDT | Flash Flood Warning | SGX | San Diego | 116 min |
| Sep 4, 5:20 PM PDT | Flash Flood Warning | SGX | San Diego | 100 min |
| Sep 4, 5:44 PM PDT | Flash Flood Warning | PSR | Imperial | 2 hr |
| Sep 5, 1:30 PM PDT | Flash Flood Warning | SGX | Riverside | 90 min |
| Sep 5, 2:05 PM PDT | Flash Flood Warning | SGX | San Diego | 85 min |
| Oct 31, 5:15 PM PST | Flash Flood Warning | LOX | Ventura | 2 hr |
| Oct 31, 7:06 PM PST | Flash Flood Warning | LOX | Ventura | 69 min |
| Nov 12, 12:15 AM PST | Flash Flood Warning | LOX | Ventura | 2 hr |
| Nov 12, 5:27 AM PST | Flash Flood Warning | LOX | Los Angeles | 2 hr |
| Nov 12, 9:35 AM PST | Flash Flood Warning | SGX | San Bernardino, San Diego | 2 hr |
| Nov 12, 3:42 PM PST | Flash Flood Warning | LOX | Los Angeles | 63 min |
| Nov 12, 4:43 PM PST | Flash Flood Warning | LOX | Los Angeles | 62 min |
| Nov 12, 5:43 PM PST | Flash Flood Warning | SGX | Orange, Riverside, San Bernardino | 77 min |
| Nov 12, 5:45 PM PST | Flash Flood Warning | LOX | Los Angeles | 105 min |
| Nov 12, 7:30 PM PST | Flash Flood Warning | LOX | Los Angeles | 2 hr |
| Nov 12, 9:30 PM PST | Flash Flood Warning | LOX | Los Angeles | 60 min |
| Dec 25, 1:44 PM PST | Flash Flood Warning | SGX | San Bernardino | 4 hr |
| Dec 25, 5:45 PM PST | Flash Flood Warning | SGX | San Bernardino | 4 hr |
| Dec 29, 11:06 AM PST | Flash Flood Warning | MTR | Napa | 54 min |
| Dec 29, 5:47 PM PST | Flash Flood Warning | MTR | Santa Cruz | 58 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- San Bernardino County30
- Riverside County19
- San Diego County19
- Los Angeles County12
- Inyo County6
- Ventura County3
- Orange County2
- Lassen County2
- Nevada County2
- Kern County2
- Imperial County2
- Siskiyou County1
- Sierra County1
- Santa Barbara County1
- Fresno County1
- Tulare County1
- Trinity County1
- Napa County1
- Santa Cruz County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20022004
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.