Alert archive / California / 2024
Weather alerts in California, November 2024
416 weather alerts in November 2024, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in November 2024. Tap one for its archive.
- Alerts
- 416
- Warnings
- 105
- Watches
- 45
- Advisories
- 240
- Busiest day
- November 21, 202444 alerts
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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 31, 5:02 PM PDT | Gale Warning | EKA | 22 hr | |
| Oct 31, 6:23 PM PDT | Frost Advisory | LOX | San Luis Obispo, Santa Barbara, Ventura | 15 hr |
| Oct 31, 6:23 PM PDT | Freeze Warning | LOX | Los Angeles, San Luis Obispo | 15 hr |
| Nov 1, 12:41 AM PDT | High Surf Advisory | LOX | San Luis Obispo, Santa Barbara | 26 hr |
| Nov 1, 1:29 AM PDT | Wind Advisory | SGX | San Diego | 52 hr |
| Nov 1, 1:32 AM PDT | Small Craft Advisory | LOX | 19 hr | |
| Nov 1, 2:48 AM PDT | Gale Watch | MTR | 18 hr | |
| Nov 1, 2:48 AM PDT | Small Craft Advisory | MTR | 6 days | |
| Nov 1, 12:13 PM PDT | Wind Advisory | LOX | Santa Barbara | 17 hr |
| Nov 1, 12:58 PM PDT | Gale Warning | LOX | 56 hr | |
| Nov 1, 12:58 PM PDT | Small Craft Advisory | LOX | 3 days | |
| Nov 1, 1:21 PM PDT | Wind Advisory | SGX | Orange, Riverside, San Bernardino, San Diego | 3 days |
| Nov 1, 1:22 PM PDT | Small Craft Advisory | SGX | 58 hr | |
| Nov 1, 1:44 PM PDT | Fire Weather Watch | SGX | Riverside, San Bernardino | 23 hr |
| Nov 1, 2:36 PM PDT | Fire Weather Watch | LOX | Los Angeles, Ventura | 24 hr |
| Nov 1, 2:45 PM PDT | Small Craft Advisory | EKA | 18 hr | |
| Nov 1, 8:18 PM PDT | Gale Warning | MTR | 4 days | |
| Nov 1, 8:18 PM PDT | Small Craft Advisory | MTR | 62 hr | |
| Nov 1, 8:25 PM PDT | Beach Hazards Statement | MTR | Marin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma | 72 hr |
| Nov 2, 1:00 AM PDT | Wind Advisory | VEF | Inyo, San Bernardino | 64 hr |
| Nov 2, 1:23 AM PDT | Wind Advisory | PSR | Imperial | 29 hr |
| Nov 2, 1:23 AM PDT | Wind Advisory | PSR | Imperial, Riverside, San Bernardino | 62 hr |
| Nov 2, 1:48 AM PDT | High Wind Warning | HNX | Kern | 33 hr |
| Nov 2, 3:57 AM PDT | Gale Watch | EKA | 11 hr | |
| Nov 2, 3:57 AM PDT | Small Craft Advisory | EKA | 5 days | |
| Nov 2, 9:00 AM PDT | Small Craft Advisory | EKA | 19 hr | |
| Nov 2, 12:44 PM PDT | Freeze Watch | LOX | Los Angeles, San Luis Obispo | 26 hr |
| Nov 2, 12:44 PM PDT | High Wind Warning | LOX | Los Angeles, Santa Barbara, Ventura | 48 hr |
| Nov 2, 12:44 PM PDT | Wind Advisory | LOX | Los Angeles, Ventura | 48 hr |
| Nov 2, 1:12 PM PDT | Red Flag Warning | SGX | Riverside, San Bernardino | 54 hr |
| Nov 2, 1:46 PM PDT | Wind Advisory | STO | 38 hr | |
| Nov 2, 2:15 PM PDT | Red Flag Warning | LOX | Los Angeles, Ventura | 53 hr |
| Nov 2, 2:26 PM PDT | High Surf Advisory | LOX | Los Angeles, San Luis Obispo, Santa Barbara | 5 days |
| Nov 2, 3:10 PM PDT | Gale Warning | EKA | 31 hr | |
| Nov 2, 3:11 PM PDT | High Surf Advisory | EKA | Del Norte, Humboldt, Mendocino | 44 hr |
| Nov 3, 1:11 PM PST | Fire Weather Watch | SGX | Orange, Riverside, San Bernardino, San Diego | 23 hr |
| Nov 3, 2:17 PM PST | Fire Weather Watch | LOX | Los Angeles, San Luis Obispo, Santa Barbara, Ventura | 29 hr |
| Nov 4, 1:30 AM PST | Red Flag Warning | MTR | Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 5 more | 3 days |
| Nov 4, 2:48 AM PST | Gale Warning | EKA | 54 hr | |
| Nov 4, 2:50 AM PST | Beach Hazards Statement | EKA | Del Norte, Humboldt | 19 hr |
| Nov 4, 10:48 AM PST | Red Flag Warning | EKA | 68 hr | |
| Nov 4, 11:48 AM PST | Wind Advisory | LOX | Los Angeles, San Luis Obispo, Santa Barbara, Ventura | 3 days |
| Nov 4, 12:05 PM PST | High Wind Warning | LOX | Los Angeles, Santa Barbara, Ventura | 3 days |
| Nov 4, 12:16 PM PST | Fire Weather Watch | SGX | Riverside, San Diego | 24 hr |
| Nov 4, 12:16 PM PST | Red Flag Warning | SGX | Orange, Riverside, San Bernardino, San Diego | 4 days |
| Nov 4, 12:24 PM PST | Wind Advisory | STO | 54 hr | |
| Nov 4, 12:30 PM PST | Red Flag Warning | STO | 67 hr | |
| Nov 4, 1:09 PM PST | Lake Wind Advisory | REV | Alpine, El Dorado, Nevada, Placer | 45 hr |
| Nov 4, 1:12 PM PST | Gale Watch | LOX | 17 hr | |
| Nov 4, 2:31 PM PST | High Wind Watch | SGX | Orange, Riverside, San Bernardino, San Diego | 23 hr |
| Nov 4, 3:34 PM PST | Red Flag Warning | LOX | Los Angeles, San Luis Obispo, Santa Barbara, Ventura | 4 days |
| Nov 4, 9:02 PM PST | Small Craft Advisory | EKA | 36 hr | |
| Nov 4, 10:14 PM PST | Frost Advisory | LOX | San Luis Obispo | 11 hr |
| Nov 4, 10:48 PM PST | Freeze Warning | LOX | San Luis Obispo | 10 hr |
| Nov 4, 11:32 PM PST | Freeze Watch | PSR | San Bernardino | 25 hr |
| Nov 4, 11:32 PM PST | Wind Advisory | PSR | Imperial, Riverside | 36 hr |
| Nov 5, 12:44 AM PST | Wind Advisory | MTR | Napa, Sonoma | 38 hr |
| Nov 5, 12:46 AM PST | Freeze Watch | VEF | Inyo | 23 hr |
| Nov 5, 12:46 AM PST | Wind Advisory | VEF | San Bernardino | 42 hr |
| Nov 5, 1:20 AM PST | Wind Advisory | HNX | Kern | 60 hr |
| Nov 5, 1:51 AM PST | Wind Advisory | EKA | 40 hr | |
| Nov 5, 2:37 AM PST | Wind Advisory | LOX | Los Angeles | 21 hr |
| Nov 5, 6:11 AM PST | Gale Warning | LOX | 2 hr | |
| Nov 5, 8:26 AM PST | Gale Warning | LOX | 51 hr | |
| Nov 5, 8:26 AM PST | Storm Warning | LOX | 51 hr | |
| Nov 5, 1:04 PM PST | High Wind Warning | SGX | Orange, Riverside, San Bernardino, San Diego | 49 hr |
| Nov 5, 1:04 PM PST | Wind Advisory | SGX | Orange, Riverside, San Diego | 45 hr |
| Nov 5, 1:11 PM PST | Small Craft Advisory | SGX | 45 hr | |
| Nov 5, 11:34 PM PST | Freeze Warning | VEF | Inyo | 32 hr |
| Nov 6, 12:07 AM PST | Freeze Warning | PSR | San Bernardino | 32 hr |
| Nov 6, 3:32 AM PST | Freeze Watch | LOX | Los Angeles, San Luis Obispo, Santa Barbara | 18 hr |
| Nov 6, 9:01 AM PST | Small Craft Advisory | EKA | 18 hr | |
| Nov 6, 9:41 AM PST | Red Flag Warning | LOX | Los Angeles | 11 hr |
| Nov 6, 10:19 AM PST | Dense Smoke Advisory | LOX | Ventura | 6 hr |
| Nov 6, 5:39 PM PST | Frost Advisory | SGX | San Bernardino | 15 hr |
| Nov 6, 7:00 PM PST | Frost Advisory | EKA | Humboldt, Mendocino | 13 hr |
| Nov 6, 7:43 PM PST | Dense Smoke Advisory | LOX | Los Angeles, Ventura | 13 hr |
| Nov 6, 9:31 PM PST | Freeze Warning | LOX | Los Angeles, San Luis Obispo, Santa Barbara | 11 hr |
| Nov 7, 3:13 AM PST | Freeze Watch | LOX | Los Angeles, San Luis Obispo, Santa Barbara | 20 hr |
| Nov 7, 11:03 AM PST | Gale Warning | LOX | 3 hr | |
| Nov 7, 11:03 AM PST | Small Craft Advisory | LOX | 3 hr | |
| Nov 7, 12:40 PM PST | Frost Advisory | SGX | San Bernardino | 20 hr |
| Nov 7, 1:55 PM PST | Small Craft Advisory | LOX | 4 hr | |
| Nov 7, 11:15 PM PST | Freeze Warning | LOX | Los Angeles, San Luis Obispo, Santa Barbara | 10 hr |
| Nov 7, 11:37 PM PST | Frost Advisory | EKA | Humboldt, Mendocino | 8 hr |
| Nov 8, 6:43 AM PST | Small Craft Advisory | LOX | 20 hr | |
| Nov 8, 12:54 PM PST | Frost Advisory | SGX | San Bernardino | 20 hr |
| Nov 8, 1:10 PM PST | Freeze Warning | LOX | Los Angeles | 20 hr |
| Nov 8, 2:34 PM PST | Small Craft Advisory | EKA | 36 hr | |
| Nov 8, 10:22 PM PST | Frost Advisory | EKA | Humboldt, Mendocino | 10 hr |
| Nov 9, 2:31 AM PST | Gale Watch | EKA | 24 hr | |
| Nov 9, 10:24 AM PST | Wind Advisory | MFR | Modoc, Siskiyou | 48 hr |
| Nov 9, 12:47 PM PST | Winter Weather Advisory | STO | 59 hr | |
| Nov 10, 12:45 AM PST | Winter Weather Advisory | REV | Alpine, El Dorado, Nevada, Placer | 45 hr |
| Nov 10, 12:58 AM PST | Wind Advisory | HNX | Kern | 54 hr |
| Nov 10, 1:27 AM PST | Lake Wind Advisory | REV | Alpine, El Dorado, Nevada, Placer | 42 hr |
| Nov 10, 2:26 AM PST | Gale Warning | EKA | 25 hr | |
| Nov 10, 2:26 AM PST | Small Craft Advisory | EKA | 31 hr | |
| Nov 10, 2:32 AM PST | Small Craft Advisory | MTR | 6 days | |
| Nov 10, 10:53 AM PST | Wind Advisory | LOX | Los Angeles, Santa Barbara, Ventura | 49 hr |
| Nov 10, 11:01 AM PST | Wind Advisory | LOX | Los Angeles, Santa Barbara, Ventura | 49 hr |
| Nov 10, 12:34 PM PST | Small Craft Advisory | SGX | 37 hr | |
| Nov 10, 12:57 PM PST | Gale Warning | LOX | 31 hr | |
| Nov 10, 12:57 PM PST | Small Craft Advisory | LOX | 3 days | |
| Nov 10, 2:00 PM PST | Small Craft Advisory | MTR | 19 hr | |
| Nov 11, 1:11 AM PST | Special Marine Warning | EKA | 34 min | |
| Nov 11, 1:23 AM PST | High Surf Advisory | LOX | San Luis Obispo, Santa Barbara | 67 hr |
| Nov 11, 1:32 AM PST | Special Weather Statement | EKA | Del Norte | 28 min |
| Nov 11, 1:42 AM PST | Special Marine Warning | EKA | 63 min | |
| Nov 11, 1:54 AM PST | Special Weather Statement | EKA | Del Norte | 66 min |
| Nov 11, 2:07 AM PST | Special Weather Statement | EKA | Humboldt | 53 min |
| Nov 11, 2:07 AM PST | High Surf Advisory | MTR | Marin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma | 52 hr |
| Nov 11, 2:48 AM PST | Gale Watch | EKA | 18 hr | |
| Nov 11, 2:54 AM PST | Special Weather Statement | EKA | Humboldt | 51 min |
| Nov 11, 3:03 AM PST | Special Marine Warning | EKA | 57 min | |
| Nov 11, 3:43 AM PST | Special Weather Statement | EKA | Humboldt | 62 min |
| Nov 11, 3:49 AM PST | High Surf Advisory | EKA | Del Norte, Humboldt, Mendocino | 40 hr |
| Nov 11, 4:57 AM PST | Special Weather Statement | EKA | Mendocino | 63 min |
| Nov 11, 6:48 AM PST | Small Craft Advisory | EKA | 29 hr | |
| Nov 11, 8:37 AM PST | Special Weather Statement | STO | Tehama | 38 min |
| Nov 11, 9:14 AM PST | Flash Flood Warning | STO | Tehama | 4 hr |
| Nov 11, 9:25 AM PST | Special Weather Statement | STO | Tehama | 35 min |
| Nov 11, 9:56 AM PST | Special Weather Statement | STO | Butte | 34 min |
| Nov 11, 10:06 AM PST | Flash Flood Warning | STO | Butte | 3 hr |
| Nov 11, 12:23 PM PST | High Wind Warning | MFR | Siskiyou | 52 hr |
| Nov 11, 12:23 PM PST | Wind Advisory | MFR | Modoc | 55 hr |
| Nov 11, 1:14 PM PST | Special Weather Statement | EKA | Del Norte | 31 min |
| Nov 11, 2:11 PM PST | Dust Storm Warning | HNX | Fresno | 49 min |
| Nov 11, 2:30 PM PST | Dust Storm Warning | HNX | Fresno, Kings, Tulare | 45 min |
| Nov 11, 3:16 PM PST | Dust Storm Advisory | HNX | Kern, Kings, Tulare | 44 min |
| Nov 11, 7:53 PM PST | Small Craft Advisory | LOX | 11 hr | |
| Nov 11, 8:58 PM PST | Gale Warning | EKA | 39 hr | |
| Nov 11, 10:35 PM PST | Wind Advisory | EKA | Del Norte, Humboldt | 38 hr |
| Nov 12, 1:42 AM PST | Wind Advisory | REV | Alpine, El Dorado, Lassen, Modoc, Mono, Nevada and 3 more | 41 hr |
| Nov 12, 7:34 AM PST | Frost Advisory | MTR | Monterey | 24 hr |
| Nov 12, 10:48 AM PST | Winter Storm Watch | HNX | Fresno, Kern, Madera, Mariposa, Tulare, Tuolumne | 26 hr |
| Nov 12, 12:02 PM PST | Small Craft Advisory | EKA | 9 hr | |
| Nov 12, 12:02 PM PST | Hazardous Seas Warning | EKA | 12 hr | |
| Nov 12, 12:02 PM PST | Winter Weather Advisory | STO | 3 days | |
| Nov 12, 1:16 PM PST | Winter Weather Advisory | REV | Alpine, El Dorado, Lassen, Nevada, Placer, Plumas and 1 more | 12 hr |
| Nov 12, 1:48 PM PST | Small Craft Advisory | LOX | 31 hr | |
| Nov 12, 2:43 PM PST | Winter Storm Warning | MFR | Siskiyou | 25 hr |
| Nov 12, 2:58 PM PST | Winter Weather Advisory | MFR | Siskiyou | 37 hr |
| Nov 12, 3:45 PM PST | Winter Weather Advisory | EKA | 29 hr | |
| Nov 13, 1:04 AM PST | Coastal Flood Advisory | MTR | Alameda, Contra Costa, Marin, Napa, City and County of San Francisco, San Mateo and 2 more | 6 days |
| Nov 13, 1:04 AM PST | High Surf Advisory | MTR | Marin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma | 3 days |
| Nov 13, 1:48 AM PST | Winter Weather Advisory | REV | Alpine, El Dorado, Lassen, Nevada, Placer, Plumas and 1 more | 21 hr |
| Nov 13, 2:08 AM PST | Frost Advisory | LOX | Los Angeles, Santa Barbara, Ventura | 7 hr |
| Nov 13, 2:53 AM PST | Small Craft Advisory | MTR | 60 hr | |
| Nov 13, 5:18 AM PST | Dense Fog Advisory | HNX | Fresno, Kern, Kings, Tulare | 5 hr |
| Nov 13, 8:45 AM PST | Gale Watch | MTR | 19 hr | |
| Nov 13, 11:20 AM PST | Areal Flood Advisory | EKA | Humboldt | 3 hr |
| Nov 13, 12:58 PM PST | Winter Weather Advisory | HNX | Fresno, Kern, Madera, Mariposa, Tulare, Tuolumne | 57 hr |
| Nov 13, 2:23 PM PST | Small Craft Advisory | EKA | 28 hr | |
| Nov 13, 3:33 PM PST | Special Weather Statement | EKA | Humboldt | 27 min |
| Nov 13, 7:39 PM PST | Special Weather Statement | EKA | Del Norte | 21 min |
| Nov 13, 8:36 PM PST | Small Craft Advisory | LOX | 4 days | |
| Nov 13, 10:03 PM PST | Frost Advisory | LOX | Los Angeles, Santa Barbara, Ventura | 11 hr |
| Nov 13, 10:03 PM PST | Wind Advisory | LOX | Santa Barbara | 5 hr |
| Nov 14, 1:31 AM PST | Wind Advisory | VEF | San Bernardino | 41 hr |
| Nov 14, 2:00 AM PST | Small Craft Advisory | SGX | 50 hr | |
| Nov 14, 2:38 AM PST | Wind Advisory | LOX | Los Angeles, Santa Barbara, Ventura | 54 hr |
| Nov 14, 3:59 AM PST | Gale Warning | MTR | 41 hr | |
| Nov 14, 4:15 AM PST | High Surf Advisory | LOX | San Luis Obispo, Santa Barbara, Ventura | 56 hr |
| Nov 14, 6:46 AM PST | Dense Fog Advisory | HNX | Fresno, Kings, Tulare | 4 min |
| Nov 14, 6:50 AM PST | Dense Fog Advisory | HNX | Fresno, Kings, Tulare | 94 min |
| Nov 14, 10:13 AM PST | Frost Advisory | MTR | Monterey, San Benito | 46 hr |
| Nov 14, 10:13 AM PST | Freeze Warning | MTR | Marin, Monterey, Napa, San Benito, Sonoma | 46 hr |
| Nov 14, 11:50 AM PST | Wind Advisory | PSR | Imperial | 37 hr |
| Nov 14, 12:27 PM PST | Winter Weather Advisory | SGX | Riverside, San Bernardino | 34 hr |
| Nov 14, 12:56 PM PST | Winter Weather Advisory | REV | Alpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more | 30 hr |
| Nov 14, 1:59 PM PST | Wind Advisory | HNX | Kern | 35 hr |
| Nov 14, 4:08 PM PST | Areal Flood Advisory | STO | Butte, Glenn | 6 hr |
| Nov 14, 5:03 PM PST | Flash Flood Warning | STO | Tehama | 3 hr |
| Nov 14, 5:03 PM PST | Flash Flood Warning | STO | Butte | 5 hr |
| Nov 14, 6:21 PM PST | Small Craft Advisory | EKA | 39 hr | |
| Nov 14, 6:21 PM PST | Hazardous Seas Warning | EKA | 5 hr | |
| Nov 14, 6:41 PM PST | Coastal Flood Advisory | EKA | Humboldt | 17 hr |
| Nov 14, 8:12 PM PST | Gale Warning | LOX | 25 hr | |
| Nov 14, 8:31 PM PST | Small Craft Advisory | MTR | 42 hr | |
| Nov 15, 2:07 AM PST | Beach Hazards Statement | SGX | Orange, San Diego | 34 hr |
| Nov 15, 2:17 AM PST | Winter Storm Watch | MFR | Siskiyou | 29 hr |
| Nov 15, 2:49 AM PST | Frost Advisory | EKA | Del Norte, Humboldt, Mendocino | 29 hr |
| Nov 15, 2:49 AM PST | Freeze Warning | EKA | Del Norte, Humboldt, Mendocino | 29 hr |
| Nov 15, 3:23 AM PST | Wind Advisory | LOX | Los Angeles, Santa Barbara, Ventura | 29 hr |
| Nov 15, 6:13 AM PST | Beach Hazards Statement | LOX | Los Angeles | 30 hr |
| Nov 15, 3:52 PM PST | Coastal Flood Advisory | EKA | Humboldt | 21 hr |
| Nov 15, 4:16 PM PST | Special Weather Statement | HNX | Fresno | 29 min |
| Nov 15, 8:36 PM PST | Small Craft Advisory | MTR | 12 hr | |
| Nov 16, 1:08 AM PST | Freeze Warning | HNX | Fresno, Kern, Kings, Madera, Mariposa, Merced and 1 more | 31 hr |
| Nov 16, 2:12 AM PST | Frost Advisory | SGX | Riverside, San Bernardino, San Diego | 31 hr |
| Nov 16, 2:39 AM PST | Frost Advisory | LOX | Ventura | 6 hr |
| Nov 16, 2:39 AM PST | Freeze Watch | LOX | Los Angeles, Santa Barbara, Ventura | 11 hr |
| Nov 16, 2:59 AM PST | Small Craft Advisory | EKA | 4 days | |
| Nov 16, 7:40 AM PST | Winter Storm Warning | MFR | Modoc, Siskiyou | 62 hr |
| Nov 16, 7:55 AM PST | Freeze Warning | MTR | Monterey, San Benito | 24 hr |
| Nov 16, 11:31 AM PST | Frost Advisory | MTR | Monterey | 20 hr |
| Nov 16, 12:51 PM PST | Frost Advisory | SGX | San Diego | 2 min |
| Nov 16, 1:13 PM PST | Frost Advisory | LOX | San Luis Obispo, Santa Barbara, Ventura | 20 hr |
| Nov 16, 1:13 PM PST | Freeze Warning | LOX | Los Angeles, Santa Barbara, Ventura | 20 hr |
| Nov 16, 2:30 PM PST | Small Craft Advisory | MTR | 7 days | |
| Nov 17, 2:44 AM PST | Small Craft Advisory | LOX | 60 hr | |
| Nov 17, 3:08 AM PST | Storm Watch | EKA | 30 hr | |
| Nov 17, 3:50 AM PST | High Wind Watch | MFR | Modoc, Siskiyou | 33 hr |
| Nov 17, 3:50 AM PST | Wind Advisory | MFR | Modoc | 15 hr |
| Nov 17, 4:23 AM PST | High Surf Advisory | LOX | San Luis Obispo, Santa Barbara | 53 hr |
| Nov 17, 4:30 AM PST | Lake Wind Advisory | REV | Alpine, El Dorado, Nevada, Placer | 28 hr |
| Nov 17, 5:08 AM PST | High Wind Watch | EKA | Del Norte, Humboldt | 24 hr |
| Nov 17, 8:26 AM PST | Coastal Flood Advisory | EKA | Humboldt | 6 hr |
| Nov 17, 11:36 AM PST | Winter Weather Advisory | EKA | Del Norte, Humboldt, Trinity | 3 hr |
| Nov 17, 11:37 AM PST | Wind Advisory | HNX | Kern | 37 hr |
| Nov 17, 11:51 AM PST | Winter Storm Watch | EKA | Trinity | 24 hr |
| Nov 17, 12:04 PM PST | Winter Storm Watch | STO | 24 hr | |
| Nov 17, 12:32 PM PST | Freeze Watch | MTR | Marin, Monterey, Napa, San Benito, Sonoma | 11 hr |
| Nov 17, 12:42 PM PST | Freeze Watch | LOX | Los Angeles, Santa Barbara, Ventura | 25 hr |
| Nov 17, 12:44 PM PST | Freeze Watch | STO | 12 hr | |
| Nov 17, 12:54 PM PST | Cold Weather Advisory | STO | 45 hr | |
| Nov 17, 12:57 PM PST | Cold Weather Advisory | HNX | Fresno, Madera, Mariposa, Tulare, Tuolumne | 45 hr |
| Nov 17, 12:57 PM PST | Freeze Watch | HNX | Fresno, Kern, Kings, Madera, Mariposa, Merced and 1 more | 12 hr |
| Nov 17, 1:46 PM PST | Wind Advisory | LOX | Los Angeles, Santa Barbara, Ventura | 41 hr |
| Nov 17, 2:15 PM PST | Winter Storm Watch | MFR | Siskiyou | 24 hr |
| Nov 17, 2:28 PM PST | Gale Warning | LOX | 30 hr | |
| Nov 17, 2:28 PM PST | Small Craft Advisory | LOX | 37 hr | |
| Nov 17, 9:39 PM PST | Frost Advisory | LOX | Los Angeles, Ventura | 10 hr |
| Nov 17, 11:32 PM PST | Frost Advisory | MTR | Alameda, Contra Costa, Santa Clara, Santa Cruz | 32 hr |
| Nov 17, 11:32 PM PST | Freeze Warning | MTR | Marin, Monterey, Napa, San Benito, Sonoma | 32 hr |
| Nov 18, 12:56 AM PST | Freeze Warning | HNX | Fresno, Kern, Kings, Madera, Mariposa, Merced and 1 more | 33 hr |
| Nov 18, 1:10 AM PST | Freeze Warning | STO | 33 hr | |
| Nov 18, 2:32 AM PST | Small Craft Advisory | MTR | 18 hr | |
| Nov 18, 4:21 AM PST | Flood Watch | EKA | Del Norte, Humboldt, Lake, Mendocino, Trinity | 5 days |
| Nov 18, 4:52 AM PST | High Wind Warning | EKA | Del Norte, Humboldt | 49 hr |
| Nov 18, 6:20 AM PST | Dense Fog Advisory | HNX | Fresno, Madera, Merced | 3 hr |
| Nov 18, 8:39 AM PST | Storm Warning | EKA | 46 hr | |
| Nov 18, 8:45 AM PST | Gale Warning | MTR | 5 days | |
| Nov 18, 9:09 AM PST | Special Weather Statement | EKA | Humboldt | 36 min |
| Nov 18, 9:34 AM PST | Special Marine Warning | EKA | 26 min | |
| Nov 18, 10:06 AM PST | Flood Watch | STO | 5 days | |
| Nov 18, 12:10 PM PST | Winter Storm Warning | EKA | Trinity | 3 days |
| Nov 18, 12:11 PM PST | Winter Storm Warning | STO | 68 hr | |
| Nov 18, 12:33 PM PST | Special Weather Statement | EKA | Humboldt | 27 min |
| Nov 18, 12:39 PM PST | Special Weather Statement | EKA | Humboldt | 36 min |
| Nov 18, 12:56 PM PST | High Wind Warning | MFR | Modoc, Siskiyou | 4 days |
| Nov 18, 1:17 PM PST | Flood Watch | MTR | Marin, Napa, Sonoma | 5 days |
| Nov 18, 1:43 PM PST | Freeze Warning | LOX | Los Angeles, Santa Barbara, Ventura | 19 hr |
| Nov 18, 1:56 PM PST | Winter Storm Warning | MFR | Siskiyou | 56 hr |
| Nov 18, 1:56 PM PST | Winter Weather Advisory | MFR | Modoc | 50 hr |
| Nov 18, 8:31 PM PST | Small Craft Advisory | LOX | 18 hr | |
| Nov 18, 8:50 PM PST | Gale Warning | MTR | 60 hr | |
| Nov 18, 8:50 PM PST | Small Craft Advisory | MTR | 42 hr | |
| Nov 18, 11:09 PM PST | Lake Wind Advisory | REV | Alpine, El Dorado, Nevada, Placer | 44 hr |
| Nov 18, 11:09 PM PST | Winter Weather Advisory | REV | Lassen, Plumas, Sierra | 47 hr |
| Nov 19, 12:16 AM PST | Wind Advisory | MTR | Alameda, Contra Costa, Marin, Napa, City and County of San Francisco, San Mateo and 3 more | 54 hr |
| Nov 19, 3:01 AM PST | Small Craft Advisory | LOX | 12 hr | |
| Nov 19, 3:42 AM PST | Wind Advisory | STO | 51 hr | |
| Nov 19, 4:17 AM PST | Wind Advisory | EKA | Lake, Mendocino | 42 hr |
| Nov 19, 10:49 AM PST | River Flood Watch | EKA | Humboldt | 46 hr |
| Nov 19, 11:57 AM PST | Red Flag Warning | REV | Madera, Mono | 31 hr |
| Nov 19, 12:17 PM PST | Wind Advisory | REV | Mono | 31 hr |
| Nov 19, 1:06 PM PST | High Surf Advisory | LOX | San Luis Obispo, Santa Barbara | 45 hr |
| Nov 19, 1:21 PM PST | Small Craft Advisory | LOX | 56 hr | |
| Nov 19, 1:34 PM PST | Flood Watch | MFR | Siskiyou | 23 hr |
| Nov 19, 6:38 PM PST | Beach Hazards Statement | MTR | Santa Cruz | 59 hr |
| Nov 19, 6:38 PM PST | High Surf Advisory | MTR | Marin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma | 59 hr |
| Nov 19, 8:48 PM PST | Storm Warning | MTR | 6 hr | |
| Nov 20, 2:53 AM PST | Gale Warning | MTR | 54 hr | |
| Nov 20, 2:59 AM PST | Hazardous Seas Warning | EKA | 24 hr | |
| Nov 20, 7:30 AM PST | Areal Flood Advisory | MTR | Sonoma | 7 hr |
| Nov 20, 8:24 AM PST | Areal Flood Advisory | MTR | Sonoma | 6 hr |
| Nov 20, 10:48 AM PST | Areal Flood Advisory | EKA | Lake, Mendocino | 3 hr |
| Nov 20, 12:32 PM PST | Areal Flood Advisory | MTR | Napa, Sonoma | 6 hr |
| Nov 20, 12:45 PM PST | Areal Flood Warning | MFR | Siskiyou | 52 hr |
| Nov 20, 1:47 PM PST | River Flood Watch | EKA | Mendocino | 22 hr |
| Nov 20, 1:59 PM PST | Areal Flood Advisory | MTR | Sonoma | 8 hr |
| Nov 20, 2:18 PM PST | Areal Flood Advisory | REV | Lassen, Plumas, Sierra | 67 hr |
| Nov 20, 2:23 PM PST | High Wind Watch | EKA | Del Norte, Humboldt | 17 hr |
| Nov 20, 2:23 PM PST | Wind Advisory | EKA | Humboldt, Mendocino | 38 hr |
| Nov 20, 3:04 PM PST | Gale Watch | EKA | 12 hr | |
| Nov 20, 3:04 PM PST | Gale Warning | EKA | 42 hr | |
| Nov 20, 4:00 PM PST | Winter Weather Advisory | MFR | Siskiyou | 15 hr |
| Nov 20, 4:55 PM PST | Areal Flood Advisory | EKA | Mendocino | 4 hr |
| Nov 20, 5:37 PM PST | Areal Flood Advisory | EKA | Lake | 8 hr |
| Nov 20, 6:10 PM PST | Areal Flood Advisory | MTR | Napa, Sonoma | 8 hr |
| Nov 20, 7:23 PM PST | Lake Wind Advisory | REV | Alpine, El Dorado, Nevada, Placer | 9 hr |
| Nov 20, 7:27 PM PST | Areal Flood Advisory | MTR | Marin, Sonoma | 8 hr |
| Nov 20, 7:55 PM PST | Areal Flood Advisory | EKA | Lake, Mendocino | 3 hr |
| Nov 20, 8:05 PM PST | Frost Advisory | LOX | Los Angeles, Ventura | 12 hr |
| Nov 20, 9:21 PM PST | Areal Flood Advisory | MTR | Sonoma | 6 hr |
| Nov 20, 10:46 PM PST | Areal Flood Warning | MFR | Siskiyou | 43 hr |
| Nov 20, 11:12 PM PST | Areal Flood Advisory | EKA | Humboldt, Mendocino, Trinity | 7 hr |
| Nov 20, 11:17 PM PST | Areal Flood Advisory | MTR | Alameda, Contra Costa, Marin | 6 hr |
| Nov 20, 11:18 PM PST | Areal Flood Advisory | MTR | Napa, Sonoma | 4 hr |
| Nov 21, 12:40 AM PST | Areal Flood Advisory | EKA | Humboldt | 6 hr |
| Nov 21, 2:12 AM PST | Wind Advisory | MFR | Modoc | 38 hr |
| Nov 21, 3:00 AM PST | Small Craft Advisory | EKA | 15 hr | |
| Nov 21, 3:17 AM PST | Winter Storm Watch | HNX | Fresno, Kern, Madera, Mariposa, Tulare, Tuolumne | 9 hr |
| Nov 21, 3:20 AM PST | Areal Flood Advisory | MTR | Marin, Napa, Sonoma | 48 hr |
| Nov 21, 3:25 AM PST | Winter Storm Warning | REV | Alpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more | 67 hr |
| Nov 21, 3:59 AM PST | Winter Storm Watch | STO | 8 hr | |
| Nov 21, 6:56 AM PST | Areal Flood Advisory | EKA | Humboldt | 9 hr |
| Nov 21, 7:02 AM PST | High Wind Warning | EKA | Del Norte, Humboldt | 25 hr |
| Nov 21, 7:11 AM PST | Areal Flood Advisory | EKA | Lake, Mendocino | 11 hr |
| Nov 21, 7:59 AM PST | Areal Flood Advisory | EKA | Lake, Mendocino | 11 hr |
| Nov 21, 8:40 AM PST | River Flood Warning | EKA | Humboldt | 47 hr |
| Nov 21, 8:40 AM PST | River Flood Warning | EKA | Mendocino | 44 hr |
| Nov 21, 8:40 AM PST | River Flood Warning | EKA | Mendocino | 38 hr |
| Nov 21, 8:40 AM PST | River Flood Warning | EKA | Humboldt | 27 hr |
| Nov 21, 8:51 AM PST | River Flood Warning | EKA | Humboldt | 26 hr |
| Nov 21, 9:33 AM PST | Areal Flood Advisory | EKA | Humboldt, Mendocino | 10 hr |
| Nov 21, 10:29 AM PST | Areal Flood Advisory | EKA | Trinity | 6 hr |
| Nov 21, 11:30 AM PST | Wind Advisory | STO | 23 hr | |
| Nov 21, 11:56 AM PST | Areal Flood Advisory | STO | Butte, Colusa, Glenn, Shasta, Tehama | 36 hr |
| Nov 21, 12:07 PM PST | Winter Storm Warning | HNX | Fresno, Kern, Madera, Mariposa, Tulare, Tuolumne | 5 days |
| Nov 21, 12:23 PM PST | Winter Storm Warning | STO | 5 days | |
| Nov 21, 12:26 PM PST | Winter Weather Advisory | VEF | Inyo | 55 hr |
| Nov 21, 12:35 PM PST | Wind Advisory | MTR | Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 5 more | 38 hr |
| Nov 21, 12:41 PM PST | Areal Flood Advisory | EKA | Humboldt | 4 hr |
| Nov 21, 1:12 PM PST | Areal Flood Warning | MTR | Sonoma | 44 hr |
| Nov 21, 1:55 PM PST | Lake Wind Advisory | REV | Alpine, El Dorado, Nevada, Placer | 50 hr |
| Nov 21, 2:04 PM PST | Areal Flood Warning | EKA | Mendocino | 30 hr |
| Nov 21, 2:04 PM PST | River Flood Warning | STO | Tehama | 51 hr |
| Nov 21, 2:10 PM PST | Gale Warning | MTR | 31 hr | |
| Nov 21, 3:49 PM PST | Areal Flood Warning | MTR | Sonoma | 35 hr |
| Nov 21, 4:46 PM PST | Areal Flood Advisory | EKA | Trinity | 3 hr |
| Nov 21, 7:32 PM PST | Frost Advisory | LOX | Los Angeles, Ventura | 12 hr |
| Nov 21, 8:23 PM PST | River Flood Warning | MTR | Sonoma | 53 hr |
| Nov 21, 10:27 PM PST | Areal Flood Advisory | EKA | Humboldt | 13 hr |
| Nov 21, 10:29 PM PST | Areal Flood Advisory | EKA | Del Norte | 13 hr |
| Nov 22, 12:03 AM PST | Wind Advisory | VEF | Inyo, San Bernardino | 52 hr |
| Nov 22, 12:06 AM PST | Wind Advisory | LOX | San Luis Obispo | 28 hr |
| Nov 22, 1:13 AM PST | Small Craft Advisory | LOX | 25 hr | |
| Nov 22, 1:47 AM PST | High Wind Warning | REV | Mono | 23 hr |
| Nov 22, 1:47 AM PST | Wind Advisory | REV | Alpine, El Dorado, Nevada, Placer | 8 hr |
| Nov 22, 3:08 AM PST | Small Craft Advisory | EKA | 30 hr | |
| Nov 22, 3:33 AM PST | Winter Weather Advisory | EKA | 36 hr | |
| Nov 22, 3:48 AM PST | Winter Storm Watch | REV | Alpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more | 49 hr |
| Nov 22, 6:53 AM PST | Areal Flood Advisory | EKA | Lake, Mendocino | 5 hr |
| Nov 22, 8:28 AM PST | Red Flag Warning | REV | Madera, Mono | 11 hr |
| Nov 22, 9:01 AM PST | Areal Flood Advisory | STO | Butte, Colusa, Glenn, Lassen, Plumas, Shasta and 4 more | 27 hr |
| Nov 22, 9:30 AM PST | River Flood Warning | STO | Tehama | 31 hr |
| Nov 22, 10:34 AM PST | High Wind Warning | VEF | Inyo | 41 hr |
| Nov 22, 10:50 AM PST | Winter Storm Watch | VEF | Inyo | 28 hr |
| Nov 22, 11:35 AM PST | Areal Flood Advisory | STO | Amador, Butte, Calaveras, Colusa, El Dorado, Glenn and 7 more | 12 hr |
| Nov 22, 11:37 AM PST | Areal Flood Advisory | MTR | City and County of San Francisco | 8 hr |
| Nov 22, 11:44 AM PST | Areal Flood Advisory | MTR | City and County of San Francisco, San Mateo | 8 hr |
| Nov 22, 12:05 PM PST | Areal Flood Advisory | MTR | Alameda, Contra Costa | 9 hr |
| Nov 22, 12:34 PM PST | Winter Storm Watch | EKA | 24 hr | |
| Nov 22, 12:43 PM PST | Flash Flood Warning | MTR | City and County of San Francisco | 3 hr |
| Nov 22, 1:09 PM PST | Areal Flood Advisory | EKA | Lake | 3 hr |
| Nov 22, 2:00 PM PST | Flash Flood Warning | MTR | City and County of San Francisco, San Mateo | 3 hr |
| Nov 22, 2:58 PM PST | Flash Flood Warning | MTR | Alameda, Contra Costa | 3 hr |
| Nov 22, 3:30 PM PST | Areal Flood Advisory | MTR | San Mateo, Santa Clara, Santa Cruz | 9 hr |
| Nov 22, 3:42 PM PST | Areal Flood Warning | MTR | City and County of San Francisco | 3 hr |
| Nov 22, 4:49 PM PST | Flash Flood Warning | MTR | Alameda | 3 hr |
| Nov 22, 5:37 PM PST | Areal Flood Advisory | MFR | Siskiyou | 16 hr |
| Nov 22, 7:58 PM PST | Areal Flood Warning | EKA | Mendocino | 9 hr |
| Nov 22, 8:12 PM PST | Small Craft Advisory | MTR | 7 hr | |
| Nov 23, 1:18 AM PST | Special Weather Statement | EKA | Humboldt | 12 min |
| Nov 23, 1:25 AM PST | Areal Flood Advisory | STO | Tehama | 9 hr |
| Nov 23, 2:52 AM PST | Small Craft Advisory | MTR | 42 hr | |
| Nov 23, 3:05 AM PST | Special Weather Statement | EKA | Humboldt | 10 min |
| Nov 23, 3:12 AM PST | Winter Storm Watch | MFR | Siskiyou | 11 hr |
| Nov 23, 8:51 AM PST | Gale Warning | EKA | 34 hr | |
| Nov 23, 9:17 AM PST | Areal Flood Advisory | MTR | Sonoma | 6 hr |
| Nov 23, 10:40 AM PST | Areal Flood Advisory | MTR | Alameda, Contra Costa | 106 min |
| Nov 23, 1:02 PM PST | Winter Storm Warning | EKA | 51 hr | |
| Nov 23, 1:07 PM PST | Wind Advisory | EKA | Del Norte, Humboldt | 30 hr |
| Nov 23, 2:03 PM PST | Winter Storm Warning | MFR | Siskiyou | 59 hr |
| Nov 23, 2:48 PM PST | Winter Storm Warning | VEF | Inyo | 3 days |
| Nov 23, 2:48 PM PST | Winter Weather Advisory | VEF | Inyo | 71 hr |
| Nov 23, 3:14 PM PST | Areal Flood Advisory | MTR | Sonoma | 15 hr |
| Nov 23, 3:37 PM PST | Areal Flood Advisory | STO | Butte, Glenn, Shasta, Tehama | 6 hr |
| Nov 23, 4:06 PM PST | River Flood Warning | STO | Butte, Glenn | 12 hr |
| Nov 23, 7:06 PM PST | Special Weather Statement | STO | Shasta | 39 min |
| Nov 23, 8:56 PM PST | Wind Advisory | MFR | Siskiyou | 25 hr |
| Nov 23, 11:13 PM PST | Dense Fog Advisory | LOX | Los Angeles, San Luis Obispo, Santa Barbara, Ventura | 10 hr |
| Nov 24, 2:27 AM PST | Small Craft Advisory | MTR | 43 hr | |
| Nov 24, 4:25 AM PST | Winter Storm Warning | REV | Alpine, El Dorado, Mono, Nevada, Placer | 60 hr |
| Nov 24, 4:25 AM PST | Winter Weather Advisory | REV | Lassen, Plumas, Sierra | 54 hr |
| Nov 24, 6:16 AM PST | Dense Fog Advisory | STO | 3 hr | |
| Nov 24, 6:28 AM PST | Areal Flood Advisory | MTR | Sonoma | 22 hr |
| Nov 24, 6:31 AM PST | Dense Fog Advisory | HNX | Fresno, Kern, Kings, Madera, Mariposa, Merced and 1 more | 2 hr |
| Nov 24, 2:18 PM PST | Small Craft Advisory | LOX | 37 hr | |
| Nov 24, 7:00 PM PST | Small Craft Advisory | EKA | 14 hr | |
| Nov 25, 8:57 AM PST | Beach Hazards Statement | MTR | Marin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma | 48 hr |
| Nov 25, 2:46 PM PST | Freeze Watch | EKA | Del Norte, Humboldt, Mendocino | 23 hr |
| Nov 25, 9:32 PM PST | Areal Flood Advisory | HNX | Kern | 4 hr |
| Nov 25, 10:39 PM PST | Wind Advisory | LOX | Los Angeles, San Luis Obispo, Santa Barbara, Ventura | 17 hr |
| Nov 26, 1:27 AM PST | Areal Flood Advisory | LOX | San Luis Obispo, Santa Barbara | 101 min |
| Nov 26, 1:30 AM PST | Wind Advisory | HNX | Kern | 15 hr |
| Nov 26, 1:55 AM PST | Areal Flood Advisory | HNX | Fresno, Madera, Mariposa, Merced, Tulare | 8 hr |
| Nov 26, 2:06 AM PST | Frost Advisory | MTR | Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 2 more | 55 hr |
| Nov 26, 2:09 AM PST | Wind Advisory | VEF | Inyo, San Bernardino | 16 hr |
| Nov 26, 4:34 AM PST | Small Craft Advisory | EKA | 64 hr | |
| Nov 26, 1:23 PM PST | Frost Advisory | EKA | Del Norte, Humboldt, Mendocino | 21 hr |
| Nov 26, 9:12 PM PST | Dense Fog Advisory | HNX | Kern | 13 hr |
| Nov 26, 10:51 PM PST | Frost Advisory | MTR | Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 2 more | 58 hr |
| Nov 27, 2:20 AM PST | Lake Wind Advisory | VEF | San Bernardino | 38 hr |
| Nov 27, 12:43 PM PST | Dense Fog Advisory | HNX | Fresno, Kern, Kings, Madera, Mariposa, Merced and 1 more | 22 hr |
| Nov 27, 1:00 PM PST | Dense Fog Advisory | STO | 16 hr | |
| Nov 27, 2:44 PM PST | Frost Advisory | EKA | Del Norte, Humboldt, Mendocino | 18 hr |
| Nov 27, 4:15 PM PST | Dense Fog Advisory | SGX | Orange, San Diego | 17 hr |
| Nov 27, 9:33 PM PST | Freeze Warning | EKA | Del Norte, Humboldt, Mendocino | 11 hr |
| Nov 28, 12:10 AM PST | Frost Advisory | MTR | Alameda, Contra Costa, Marin, Monterey, Napa, Santa Clara and 1 more | 57 hr |
| Nov 28, 1:11 PM PST | Small Craft Advisory | LOX | 21 hr | |
| Nov 28, 1:27 PM PST | Dense Fog Advisory | HNX | Fresno, Kern, Kings, Madera, Mariposa, Merced and 1 more | 23 hr |
| Nov 28, 6:34 PM PST | Beach Hazards Statement | EKA | Del Norte, Humboldt, Mendocino | 4 days |
| Nov 28, 8:25 PM PST | Cold Weather Advisory | EKA | Mendocino | 13 hr |
| Nov 29, 12:04 AM PST | Freezing Fog Advisory | REV | Lassen, Plumas, Sierra | 11 hr |
| Nov 29, 3:11 AM PST | Small Craft Advisory | EKA | 24 hr | |
| Nov 29, 1:48 PM PST | Wind Advisory | LOX | Los Angeles, Ventura | 23 hr |
| Nov 29, 1:50 PM PST | Cold Weather Advisory | EKA | Mendocino | 19 hr |
| Nov 29, 7:07 PM PST | Freezing Fog Advisory | REV | Lassen, Plumas, Sierra | 16 hr |
| Nov 30, 4:36 AM PST | Freezing Fog Advisory | MFR | Modoc, Siskiyou | 7 hr |
| Nov 30, 5:16 AM PST | Dense Fog Advisory | STO | 9 hr | |
| Nov 30, 5:41 AM PST | Dense Fog Advisory | HNX | Fresno, Kern, Kings, Madera, Mariposa, Merced and 1 more | 9 hr |
| Nov 30, 12:05 PM PST | Freezing Fog Advisory | REV | Lassen, Plumas, Sierra | 23 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Humboldt County45
- Los Angeles County37
- Santa Barbara County33
- Sonoma County32
- Ventura County31
- Mendocino County31
- San Luis Obispo County23
- Del Norte County23
- San Bernardino County21
- Kern County21
- Fresno County20
- Marin County19
- Siskiyou County19
- Tulare County18
- Monterey County17
- Napa County16
- El Dorado County16
- Nevada County16
- Placer County16
- Madera County16
- Alpine County15
- City and County of San Francisco14
- Riverside County13
- Alameda County13
- Lassen County13
- Plumas County13
- Sierra County13
- Mariposa County13
- San Diego County12
- San Mateo County12
- Contra Costa County12
- Kings County12
- Santa Cruz County11
- Inyo County10
- Modoc County10
- Tehama County10
- San Benito County9
- Santa Clara County9
- Butte County9
- Mono County9
Nearby
Alerts in force nowTornadoes on recordThe radar archive20232025
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.