Alert archive / California / Winter Storm Warnings
Winter Storm Warnings in California, 2025
65 winter storm warnings in 2025. 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 winter storm warnings reaches back to 2005.
Winter Storm Warnings by county
Each county as a circle sized by its count in 2025. Tap one for its archive.
- Winter Storm Warnings
- 65
- Busiest month
- March24 winter storm warnings
- Busiest day
- February 5, 20256 winter storm 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 2, 11:11 AM PST | Winter Storm Warning | STO | 35 hr | |
| Jan 24, 12:36 PM PST | Winter Storm Warning | LOX | Los Angeles | 3 days |
| Jan 24, 12:59 PM PST | Winter Storm Warning | SGX | Riverside, San Bernardino | 3 days |
| Jan 25, 2:03 AM PST | Winter Storm Warning | VEF | Inyo, San Bernardino | 57 hr |
| Jan 29, 9:56 PM PST | Winter Storm Warning | EKA | 40 hr | |
| Jan 30, 12:11 PM PST | Winter Storm Warning | HNX | Fresno, Madera, Mariposa, Tulare, Tuolumne | 56 hr |
| Feb 1, 3:28 AM PST | Winter Storm Warning | EKA | Del Norte | 4 days |
| Feb 1, 8:09 AM PST | Winter Storm Warning | MFR | Modoc, Siskiyou | 5 days |
| Feb 2, 11:50 AM PST | Winter Storm Warning | HNX | Fresno, Kern, Madera, Mariposa, Tulare, Tuolumne | 70 hr |
| Feb 2, 1:05 PM PST | Winter Storm Warning | STO | 64 hr | |
| Feb 2, 1:58 PM PST | Winter Storm Warning | REV | Alpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more | 64 hr |
| Feb 3, 12:00 AM PST | Winter Storm Warning | VEF | Inyo | 5 days |
| Feb 4, 1:18 PM PST | Winter Storm Warning | MFR | Siskiyou | 32 hr |
| Feb 4, 10:12 PM PST | Winter Storm Warning | EKA | Del Norte | 22 hr |
| Feb 5, 9:38 AM PST | Winter Storm Warning | HNX | Fresno, Madera, Mariposa, Tulare, Tuolumne | 48 hr |
| Feb 5, 11:45 AM PST | Winter Storm Warning | STO | 42 hr | |
| Feb 5, 1:36 PM PST | Winter Storm Warning | REV | Alpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more | 44 hr |
| Feb 5, 2:48 PM PST | Winter Storm Warning | MFR | Modoc, Siskiyou | 40 hr |
| Feb 5, 2:50 PM PST | Winter Storm Warning | EKA | Trinity | 41 hr |
| Feb 7, 3:53 AM PST | Winter Storm Warning | STO | 2 hr | |
| Feb 11, 11:35 AM PST | Winter Storm Warning | VEF | Inyo | 64 hr |
| Feb 11, 11:58 AM PST | Winter Storm Warning | STO | 3 days | |
| Feb 11, 12:28 PM PST | Winter Storm Warning | HNX | Fresno, Kern, Madera, Mariposa, Tulare, Tuolumne | 3 days |
| Feb 11, 12:40 PM PST | Winter Storm Warning | EKA | Trinity | 63 hr |
| Feb 11, 1:02 PM PST | Winter Storm Warning | MFR | Siskiyou | 63 hr |
| Feb 11, 1:03 PM PST | Winter Storm Warning | REV | Alpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more | 3 days |
| Mar 3, 1:01 PM PST | Winter Storm Warning | HNX | Fresno, Kern, Madera, Mariposa, Tulare, Tuolumne | 72 hr |
| Mar 4, 2:37 AM PST | Winter Storm Warning | VEF | Inyo | 70 hr |
| Mar 4, 1:19 PM PST | Winter Storm Warning | SGX | Riverside, San Bernardino | 61 hr |
| Mar 5, 11:56 AM PST | Winter Storm Warning | LOX | Los Angeles | 15 hr |
| Mar 10, 10:47 AM PDT | Winter Storm Warning | MFR | Siskiyou | 71 hr |
| Mar 10, 11:07 AM PDT | Winter Storm Warning | EKA | Trinity | 57 hr |
| Mar 10, 12:32 PM PDT | Winter Storm Warning | HNX | Fresno, Kern, Madera, Mariposa, Tulare, Tuolumne | 4 days |
| Mar 10, 12:48 PM PDT | Winter Storm Warning | STO | 4 days | |
| Mar 10, 2:00 PM PDT | Winter Storm Warning | REV | Alpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more | 72 hr |
| Mar 11, 9:30 AM PDT | Winter Storm Warning | VEF | Inyo | 60 hr |
| Mar 11, 12:32 PM PDT | Winter Storm Warning | LOX | Los Angeles, Santa Barbara, Ventura | 3 days |
| Mar 11, 1:15 PM PDT | Winter Storm Warning | SGX | Riverside, San Bernardino | 57 hr |
| Mar 13, 10:30 AM PDT | Winter Storm Warning | EKA | Trinity | 31 hr |
| Mar 13, 12:08 PM PDT | Winter Storm Warning | MFR | Siskiyou | 3 days |
| Mar 13, 2:13 PM PDT | Winter Storm Warning | STO | 27 hr | |
| Mar 14, 1:15 PM PDT | Winter Storm Warning | MFR | Siskiyou | 55 hr |
| Mar 14, 2:13 PM PDT | Winter Storm Warning | EKA | 57 hr | |
| Mar 15, 2:14 AM PDT | Winter Storm Warning | STO | 69 hr | |
| Mar 15, 3:28 AM PDT | Winter Storm Warning | REV | Alpine, El Dorado, Lassen, Nevada, Placer, Plumas and 1 more | 68 hr |
| Mar 29, 12:15 PM PDT | Winter Storm Warning | HNX | Fresno, Madera, Mariposa, Tuolumne | 4 days |
| Mar 29, 12:40 PM PDT | Winter Storm Warning | STO | 3 days | |
| Mar 29, 2:07 PM PDT | Winter Storm Warning | REV | Alpine, El Dorado, Lassen, Nevada, Placer, Plumas and 1 more | 3 days |
| Mar 30, 4:14 AM PDT | Winter Storm Warning | MFR | Siskiyou | 61 hr |
| Mar 30, 12:29 PM PDT | Winter Storm Warning | EKA | Trinity | 53 hr |
| Oct 12, 12:59 AM PDT | Winter Storm Warning | HNX | Fresno, Kern, Madera, Mariposa, Tulare, Tuolumne | 3 days |
| Oct 12, 1:36 PM PDT | Winter Storm Warning | STO | 63 hr | |
| Oct 12, 1:55 PM PDT | Winter Storm Warning | REV | Mono | 63 hr |
| Oct 12, 11:53 PM PDT | Winter Storm Warning | VEF | Inyo | 47 hr |
| Nov 11, 11:33 AM PST | Winter Storm Warning | HNX | Fresno, Kern, Madera, Mariposa, Tulare, Tuolumne | 70 hr |
| Nov 11, 12:38 PM PST | Winter Storm Warning | REV | Mono | 71 hr |
| Nov 16, 11:17 PM PST | Winter Storm Warning | VEF | Inyo | 53 hr |
| Nov 20, 2:22 AM PST | Winter Storm Warning | SGX | Riverside, San Bernardino | 56 hr |
| Dec 20, 4:01 AM PST | Winter Storm Warning | HNX | Fresno, Kern, Madera, Mariposa, Tulare, Tuolumne | 7 days |
| Dec 22, 10:15 AM PST | Winter Storm Warning | STO | 4 days | |
| Dec 22, 12:58 PM PST | Winter Storm Warning | REV | Alpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more | 5 days |
| Dec 22, 1:59 PM PST | Winter Storm Warning | MFR | Modoc, Siskiyou | 4 days |
| Dec 22, 10:57 PM PST | Winter Storm Warning | VEF | Inyo | 4 days |
| Dec 23, 11:38 AM PST | Winter Storm Warning | EKA | Trinity | 3 days |
| Dec 23, 12:01 PM PST | Winter Storm Warning | MFR | Siskiyou | 3 days |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Fresno County10
- Madera County10
- Mariposa County10
- Tuolumne County10
- Siskiyou County10
- Tulare County9
- Inyo County8
- Kern County7
- Alpine County7
- El Dorado County7
- Lassen County7
- Mono County7
- Nevada County7
- Placer County7
- Plumas County7
- Sierra County7
- Trinity County6
- San Bernardino County5
- Riverside County4
- Los Angeles County3
- Modoc County3
- Del Norte County2
- Santa Barbara County1
- Ventura County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20242026
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.