Alert archive / California / 2014
Weather alerts in California, December 2014
581 weather alerts in December 2014, 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 December 2014. Tap one for its archive.
- Alerts
- 581
- Warnings
- 192
- Watches
- 72
- Advisories
- 274
- Busiest day
- December 12, 201466 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 |
|---|---|---|---|---|
| Nov 30, 11:22 PM PST | Areal Flood Advisory | LOX | Los Angeles | 113 min |
| Dec 1, 3:26 AM PST | Winter Storm Watch | REV | Alpine, El Dorado, Nevada, Placer | 10 hr |
| Dec 1, 3:30 AM PST | Winter Storm Watch | STO | 9 hr | |
| Dec 1, 4:30 AM PST | Winter Storm Watch | HNX | 8 hr | |
| Dec 1, 8:43 AM PST | Small Craft Advisory for Winds | SGX | 41 hr | |
| Dec 1, 8:51 AM PST | Gale Watch | LOX | 6 hr | |
| Dec 1, 9:19 AM PST | Small Craft Advisory | MTR | 60 hr | |
| Dec 1, 12:22 PM PST | Winter Storm Warning | HNX | 46 hr | |
| Dec 1, 12:35 PM PST | Winter Storm Warning | STO | 57 hr | |
| Dec 1, 1:13 PM PST | Flash Flood Watch | SGX | Orange, Riverside, San Bernardino, San Diego | 57 hr |
| Dec 1, 1:21 PM PST | Winter Storm Warning | REV | Alpine, El Dorado, Nevada, Placer | 61 hr |
| Dec 1, 1:21 PM PST | Winter Weather Advisory | REV | Mono | 31 hr |
| Dec 1, 1:26 PM PST | Flash Flood Watch | LOX | Los Angeles | 59 hr |
| Dec 1, 2:25 PM PST | Gale Warning | LOX | 28 hr | |
| Dec 1, 2:25 PM PST | Small Craft Advisory | LOX | 49 hr | |
| Dec 1, 2:50 PM PST | Flood Watch | HNX | 32 min | |
| Dec 1, 2:50 PM PST | Flash Flood Watch | HNX | 14 hr | |
| Dec 1, 3:06 PM PST | Flash Flood Watch | STO | El Dorado, Placer, Tuolumne | 55 hr |
| Dec 1, 8:49 PM PST | Wind Advisory | LOX | 24 hr | |
| Dec 2, 2:00 AM PST | High Wind Warning | HNX | 21 hr | |
| Dec 2, 2:00 AM PST | Wind Advisory | HNX | 26 hr | |
| Dec 2, 2:18 AM PST | Small Craft Advisory | MTR | 41 hr | |
| Dec 2, 4:24 AM PST | Flood Watch | HNX | 41 hr | |
| Dec 2, 4:24 AM PST | Flash Flood Watch | HNX | 48 hr | |
| Dec 2, 7:39 AM PST | Areal Flood Advisory | MTR | Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 5 more | 12 hr |
| Dec 2, 8:09 AM PST | Coastal Flood Advisory | SGX | San Diego | 3 days |
| Dec 2, 8:52 AM PST | Areal Flood Advisory | LOX | 3 hr | |
| Dec 2, 9:50 AM PST | Areal Flood Advisory | STO | Placer, Sacramento, San Joaquin, Solano, Stanislaus, Yolo | 6 hr |
| Dec 2, 10:26 AM PST | Areal Flood Advisory | LOX | 5 hr | |
| Dec 2, 11:46 AM PST | Areal Flood Advisory | LOX | 119 min | |
| Dec 2, 1:45 PM PST | Areal Flood Advisory | LOX | Los Angeles | 4 hr |
| Dec 2, 1:57 PM PST | Areal Flood Advisory | LOX | 2 hr | |
| Dec 2, 2:37 PM PST | Areal Flood Advisory | SGX | Riverside, San Bernardino | 5 hr |
| Dec 2, 2:56 PM PST | Flash Flood Warning | SGX | San Bernardino | 4 hr |
| Dec 2, 3:31 PM PST | Special Marine Warning | MTR | 29 min | |
| Dec 2, 3:44 PM PST | Areal Flood Advisory | LOX | 3 hr | |
| Dec 2, 5:44 PM PST | Areal Flood Advisory | SGX | San Bernardino | 6 hr |
| Dec 2, 6:07 PM PST | Special Marine Warning | MTR | 23 min | |
| Dec 2, 7:50 PM PST | Areal Flood Advisory | SGX | Riverside, San Bernardino | 12 hr |
| Dec 2, 7:54 PM PST | Special Marine Warning | MTR | 36 min | |
| Dec 2, 8:58 PM PST | Coastal Flood Advisory | EKA | 13 hr | |
| Dec 2, 9:36 PM PST | Special Weather Statement | MTR | Marin | 39 min |
| Dec 2, 9:45 PM PST | Areal Flood Advisory | MTR | Alameda, Contra Costa, Marin, Napa, City and County of San Francisco, San Mateo and 3 more | 6 hr |
| Dec 2, 9:46 PM PST | Mesoscale Discussion | SPC | Marin, San Mateo | 119 min |
| Dec 2, 10:20 PM PST | Special Weather Statement | MTR | Marin | 40 min |
| Dec 3, 12:09 AM PST | Special Marine Warning | MTR | 51 min | |
| Dec 3, 12:35 AM PST | Mesoscale Discussion | SPC | Santa Cruz | 85 min |
| Dec 3, 12:38 AM PST | Special Weather Statement | MTR | Santa Cruz | 37 min |
| Dec 3, 3:16 AM PST | Special Weather Statement | MTR | Contra Costa | 29 min |
| Dec 3, 4:04 AM PST | Special Marine Warning | EKA | 41 min | |
| Dec 3, 4:05 AM PST | Areal Flood Advisory | MTR | Alameda, Contra Costa, Marin, Napa, City and County of San Francisco, San Mateo and 3 more | 5 hr |
| Dec 3, 4:12 AM PST | Special Weather Statement | EKA | Humboldt | 48 min |
| Dec 3, 6:40 AM PST | Dense Fog Advisory | VEF | San Bernardino | 3 hr |
| Dec 3, 7:03 AM PST | Areal Flood Advisory | SGX | Riverside | 12 hr |
| Dec 3, 7:37 AM PST | Areal Flood Advisory | STO | Amador, Butte, Calaveras, Colusa, El Dorado, Glenn and 9 more | 12 hr |
| Dec 3, 8:55 AM PST | Areal Flood Advisory | MTR | Marin, Napa, Sonoma | 2 hr |
| Dec 3, 11:05 AM PST | Areal Flood Advisory | MTR | Alameda, Contra Costa, San Mateo, Santa Clara | 115 min |
| Dec 3, 11:09 AM PST | Coastal Flood Advisory | MTR | Marin, Sonoma | 5 hr |
| Dec 3, 11:57 AM PST | Areal Flood Advisory | STO | Butte, Colusa, Glenn, Lake, Shasta, Tehama | 22 hr |
| Dec 3, 12:15 PM PST | Beach Hazards Statement | LOX | 22 hr | |
| Dec 3, 1:07 PM PST | Special Weather Statement | STO | Tehama | 38 min |
| Dec 3, 1:43 PM PST | Special Weather Statement | STO | Tehama | 32 min |
| Dec 3, 2:36 PM PST | Dense Fog Advisory | VEF | San Bernardino | 19 hr |
| Dec 3, 2:54 PM PST | Special Weather Statement | STO | Tehama | 36 min |
| Dec 3, 3:00 PM PST | Coastal Flood Advisory | EKA | 20 hr | |
| Dec 3, 3:04 PM PST | Special Weather Statement | STO | Sacramento | 56 min |
| Dec 3, 3:34 PM PST | Small Craft Advisory | EKA | 59 hr | |
| Dec 3, 4:17 PM PST | Flash Flood Warning | STO | El Dorado, Nevada, Placer | 3 hr |
| Dec 3, 4:56 PM PST | Flash Flood Warning | STO | El Dorado, Placer, Sacramento | 5 hr |
| Dec 3, 7:20 PM PST | Areal Flood Advisory | STO | Amador, Calaveras, El Dorado, Nevada, Placer, Sacramento and 5 more | 12 hr |
| Dec 3, 7:20 PM PST | Flash Flood Warning | STO | El Dorado, Nevada, Placer | 3 hr |
| Dec 4, 12:43 AM PST | Areal Flood Advisory | SGX | Riverside, San Bernardino | 2 hr |
| Dec 4, 2:45 AM PST | Small Craft Advisory | MTR | 42 hr | |
| Dec 4, 3:44 AM PST | Dense Fog Advisory | LOX | 5 hr | |
| Dec 4, 4:26 AM PST | Areal Flood Advisory | SGX | Orange, Riverside, San Bernardino, San Diego | 3 hr |
| Dec 4, 4:46 AM PST | Areal Flood Advisory | SGX | San Diego | 3 hr |
| Dec 4, 5:30 AM PST | Flash Flood Warning | SGX | Riverside | 3 hr |
| Dec 4, 7:12 AM PST | Areal Flood Advisory | SGX | Riverside | 8 hr |
| Dec 4, 2:17 PM PST | Wind Advisory | MFR | Siskiyou | 44 hr |
| Dec 4, 3:12 PM PST | Coastal Flood Advisory | EKA | 21 hr | |
| Dec 5, 3:30 AM PST | Gale Warning | EKA | 18 hr | |
| Dec 5, 2:06 PM PST | Coastal Flood Advisory | EKA | 23 hr | |
| Dec 6, 1:54 AM PST | Areal Flood Advisory | STO | Shasta, Tehama | 3 hr |
| Dec 6, 2:10 AM PST | Flash Flood Warning | STO | Tehama | 6 hr |
| Dec 6, 2:41 AM PST | Small Craft Advisory | MTR | 40 hr | |
| Dec 6, 3:15 AM PST | Gale Watch | EKA | 23 hr | |
| Dec 6, 3:15 AM PST | Small Craft Advisory | EKA | 48 hr | |
| Dec 6, 1:55 PM PST | Coastal Flood Advisory | EKA | 24 hr | |
| Dec 6, 3:15 PM PST | Small Craft Advisory | EKA | 36 hr | |
| Dec 7, 2:34 AM PST | Gale Warning | EKA | 18 hr | |
| Dec 7, 3:19 AM PST | Dense Fog Advisory | STO | 7 hr | |
| Dec 7, 12:01 PM PST | Beach Hazards Statement | SGX | San Diego | 5 days |
| Dec 7, 2:24 PM PST | Special Marine Warning | EKA | 66 min | |
| Dec 7, 2:24 PM PST | Beach Hazards Statement | LOX | Los Angeles | 4 days |
| Dec 7, 2:51 PM PST | Special Marine Warning | EKA | 24 min | |
| Dec 7, 3:01 PM PST | Special Weather Statement | EKA | Humboldt | 29 min |
| Dec 7, 3:11 PM PST | Severe Thunderstorm Warning | EKA | Humboldt | 17 min |
| Dec 7, 8:38 PM PST | Small Craft Advisory | LOX | 54 hr | |
| Dec 7, 8:56 PM PST | Dense Fog Advisory | STO | 13 hr | |
| Dec 7, 9:40 PM PST | Dense Fog Advisory | HNX | 12 hr | |
| Dec 8, 3:26 AM PST | Gale Watch | EKA | 24 hr | |
| Dec 8, 3:26 AM PST | Small Craft Advisory | EKA | 54 hr | |
| Dec 8, 3:30 AM PST | High Wind Watch | STO | 34 hr | |
| Dec 8, 3:30 AM PST | Winter Storm Watch | STO | 34 hr | |
| Dec 8, 10:03 AM PST | Dense Fog Advisory | HNX | 117 min | |
| Dec 8, 10:39 AM PST | Flood Watch | STO | Alpine, Amador, Butte, Calaveras, Colusa, El Dorado and 17 more | 3 days |
| Dec 8, 12:54 PM PST | Flash Flood Watch | MTR | Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 5 more | 3 days |
| Dec 8, 1:02 PM PST | High Wind Watch | MTR | Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 5 more | 25 hr |
| Dec 8, 1:20 PM PST | Dense Fog Advisory | HNX | 23 hr | |
| Dec 8, 1:20 PM PST | High Wind Watch | HNX | 25 hr | |
| Dec 8, 1:23 PM PST | High Surf Advisory | LOX | Los Angeles | 6 days |
| Dec 8, 2:01 PM PST | Winter Storm Watch | HNX | 24 hr | |
| Dec 8, 2:15 PM PST | High Wind Watch | EKA | 37 hr | |
| Dec 8, 2:17 PM PST | High Surf Advisory | MTR | Marin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma | 4 days |
| Dec 8, 2:27 PM PST | High Surf Advisory | EKA | 71 hr | |
| Dec 8, 2:34 PM PST | Flood Watch | HNX | 4 days | |
| Dec 8, 2:36 PM PST | Gale Watch | MTR | 24 hr | |
| Dec 8, 2:36 PM PST | Small Craft Advisory | MTR | 54 hr | |
| Dec 8, 2:43 PM PST | Flood Watch | EKA | 67 hr | |
| Dec 8, 2:43 PM PST | Winter Storm Watch | REV | Alpine, El Dorado, Mono, Nevada, Placer | 37 hr |
| Dec 8, 2:47 PM PST | Gale Warning | EKA | 3 days | |
| Dec 8, 2:47 PM PST | Storm Watch | EKA | 24 hr | |
| Dec 8, 2:47 PM PST | High Wind Watch | REV | Alpine, El Dorado, Lassen, Modoc, Mono, Nevada and 3 more | 37 hr |
| Dec 8, 2:57 PM PST | High Wind Watch | VEF | Inyo | 24 hr |
| Dec 8, 3:08 PM PST | Winter Storm Watch | VEF | Inyo | 48 hr |
| Dec 8, 3:12 PM PST | High Wind Watch | MFR | Modoc, Siskiyou | 24 hr |
| Dec 8, 8:15 PM PST | Dense Fog Advisory | STO | 14 hr | |
| Dec 8, 8:57 PM PST | Small Craft Advisory for Hazardous Seas | LOX | 66 hr | |
| Dec 9, 3:06 AM PST | Gale Warning | EKA | 60 hr | |
| Dec 9, 9:03 AM PST | Small Craft Advisory for Rough Bar | MTR | 3 days | |
| Dec 9, 12:05 PM PST | Flash Flood Watch | MFR | Siskiyou | 46 hr |
| Dec 9, 12:26 PM PST | High Wind Warning | REV | Alpine, El Dorado, Lassen, Modoc, Mono, Nevada and 3 more | 55 hr |
| Dec 9, 1:00 PM PST | High Wind Warning | STO | 46 hr | |
| Dec 9, 1:25 PM PST | Blizzard Warning | STO | 51 hr | |
| Dec 9, 1:32 PM PST | Winter Storm Warning | HNX | 3 days | |
| Dec 9, 1:55 PM PST | Dense Fog Advisory | STO | 14 hr | |
| Dec 9, 2:02 PM PST | High Wind Warning | MTR | Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 5 more | 50 hr |
| Dec 9, 2:23 PM PST | Dense Fog Advisory | HNX | 22 hr | |
| Dec 9, 2:23 PM PST | High Wind Warning | HNX | 62 hr | |
| Dec 9, 2:32 PM PST | Winter Storm Warning | VEF | Inyo | 3 days |
| Dec 9, 2:41 PM PST | Gale Warning | MTR | 52 hr | |
| Dec 9, 2:41 PM PST | Small Craft Advisory for Hazardous Seas | MTR | 36 hr | |
| Dec 9, 2:45 PM PST | High Wind Watch | LOX | 31 hr | |
| Dec 9, 2:52 PM PST | High Wind Warning | VEF | Inyo | 61 hr |
| Dec 9, 2:52 PM PST | Wind Advisory | VEF | Inyo | 64 hr |
| Dec 9, 2:56 PM PST | High Wind Warning | MFR | Modoc, Siskiyou | 52 hr |
| Dec 9, 2:56 PM PST | Wind Advisory | MFR | Modoc, Siskiyou | 52 hr |
| Dec 9, 3:14 PM PST | Storm Watch | EKA | 23 hr | |
| Dec 9, 3:14 PM PST | Storm Warning | EKA | 42 hr | |
| Dec 9, 3:25 PM PST | River Flood Watch | EKA | Mendocino | 24 hr |
| Dec 9, 3:25 PM PST | River Flood Watch | EKA | Mendocino | 24 hr |
| Dec 9, 3:25 PM PST | River Flood Watch | EKA | Humboldt | 24 hr |
| Dec 9, 3:25 PM PST | River Flood Watch | EKA | Humboldt | 24 hr |
| Dec 9, 3:25 PM PST | River Flood Watch | EKA | Humboldt | 24 hr |
| Dec 9, 3:29 PM PST | High Wind Watch | EKA | 12 hr | |
| Dec 9, 3:29 PM PST | Wind Advisory | EKA | 44 hr | |
| Dec 10, 2:33 AM PST | High Wind Watch | SGX | San Bernardino | 35 hr |
| Dec 10, 3:14 AM PST | High Wind Warning | EKA | 32 hr | |
| Dec 10, 4:01 AM PST | Winter Storm Warning | REV | Alpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more | 58 hr |
| Dec 10, 4:15 AM PST | Wind Advisory | MFR | Modoc, Siskiyou | 12 hr |
| Dec 10, 4:16 AM PST | Dense Fog Advisory | LOX | 5 hr | |
| Dec 10, 8:45 AM PST | River Flood Watch | EKA | Humboldt | 6 hr |
| Dec 10, 12:04 PM PST | Gale Watch | LOX | 9 hr | |
| Dec 10, 1:17 PM PST | Areal Flood Advisory | EKA | Del Norte, Humboldt | 3 hr |
| Dec 10, 1:31 PM PST | High Surf Advisory | SGX | San Diego | 3 days |
| Dec 10, 1:32 PM PST | Small Craft Advisory | SGX | 68 hr | |
| Dec 10, 2:02 PM PST | Flash Flood Watch | SGX | Orange, Riverside, San Diego | 61 hr |
| Dec 10, 2:10 PM PST | Wind Advisory | LOX | Los Angeles, Santa Barbara | 42 hr |
| Dec 10, 2:11 PM PST | River Flood Warning | EKA | Mendocino | 49 hr |
| Dec 10, 2:11 PM PST | River Flood Warning | EKA | Humboldt | 57 hr |
| Dec 10, 2:11 PM PST | River Flood Warning | EKA | Humboldt | 48 hr |
| Dec 10, 2:11 PM PST | River Flood Warning | EKA | Humboldt | 33 hr |
| Dec 10, 2:11 PM PST | River Flood Warning | EKA | Humboldt | 37 hr |
| Dec 10, 2:11 PM PST | River Flood Warning | EKA | Mendocino | 43 hr |
| Dec 10, 2:11 PM PST | Flash Flood Watch | LOX | Los Angeles | 56 hr |
| Dec 10, 2:16 PM PST | River Flood Warning | STO | Tehama | 8 days |
| Dec 10, 2:16 PM PST | River Flood Warning | STO | Tehama | 8 days |
| Dec 10, 2:16 PM PST | River Flood Warning | STO | Tehama | 8 days |
| Dec 10, 2:19 PM PST | Winter Weather Advisory | SGX | San Bernardino | 41 hr |
| Dec 10, 2:29 PM PST | Storm Warning | MTR | 22 hr | |
| Dec 10, 5:02 PM PST | Areal Flood Advisory | EKA | Humboldt, Trinity | 3 hr |
| Dec 10, 5:08 PM PST | Areal Flood Advisory | EKA | Mendocino | 3 hr |
| Dec 10, 8:20 PM PST | River Flood Warning | STO | Tehama | 8 days |
| Dec 10, 8:38 PM PST | Gale Warning | LOX | 33 hr | |
| Dec 10, 8:38 PM PST | Small Craft Advisory | LOX | 6 hr | |
| Dec 10, 9:16 PM PST | High Wind Warning | LOX | Santa Barbara | 32 hr |
| Dec 10, 11:28 PM PST | Dense Fog Advisory | HNX | 3 hr | |
| Dec 11, 1:42 AM PST | Areal Flood Advisory | STO | Shasta, Tehama | 11 hr |
| Dec 11, 2:46 AM PST | Small Craft Advisory | LOX | 18 hr | |
| Dec 11, 3:31 AM PST | Areal Flood Advisory | MTR | Marin, Napa, Sonoma | 8 hr |
| Dec 11, 4:38 AM PST | Severe Thunderstorm Warning | EKA | Humboldt, Mendocino | 24 min |
| Dec 11, 5:49 AM PST | Areal Flood Advisory | EKA | Mendocino | 4 hr |
| Dec 11, 6:36 AM PST | Areal Flood Advisory | STO | Butte, Colusa, Glenn, Lake, Solano, Sutter and 2 more | 6 hr |
| Dec 11, 6:50 AM PST | Areal Flood Advisory | MTR | Alameda, Contra Costa, Marin, City and County of San Francisco, San Mateo | 3 hr |
| Dec 11, 7:15 AM PST | Flash Flood Warning | MTR | Marin, Sonoma | 3 hr |
| Dec 11, 7:48 AM PST | Flash Flood Warning | MTR | Napa, Sonoma | 3 hr |
| Dec 11, 8:00 AM PST | Flash Flood Warning | MTR | City and County of San Francisco, San Mateo | 90 min |
| Dec 11, 8:16 AM PST | Flash Flood Warning | MTR | Alameda, Contra Costa, San Mateo, Santa Clara, Santa Cruz | 3 hr |
| Dec 11, 8:45 AM PST | Small Craft Advisory for Hazardous Seas | MTR | 31 hr | |
| Dec 11, 8:55 AM PST | River Flood Warning | STO | Butte, Glenn | 8 days |
| Dec 11, 9:00 AM PST | Flash Flood Warning | MTR | Napa, Sonoma | 7 hr |
| Dec 11, 9:22 AM PST | Flash Flood Warning | MTR | Alameda, Contra Costa, Santa Clara, Santa Cruz | 3 hr |
| Dec 11, 9:24 AM PST | River Flood Warning | MTR | Napa | 20 hr |
| Dec 11, 9:24 AM PST | River Flood Warning | MTR | Sonoma | 53 hr |
| Dec 11, 9:35 AM PST | Areal Flood Advisory | STO | Butte, Nevada, Placer, Plumas, Shasta, Sierra and 3 more | 12 hr |
| Dec 11, 9:39 AM PST | Flash Flood Warning | STO | El Dorado, Placer | 12 hr |
| Dec 11, 9:54 AM PST | Areal Flood Advisory | EKA | Mendocino | 111 min |
| Dec 11, 9:56 AM PST | Areal Flood Advisory | STO | Amador, Calaveras, El Dorado, Nevada, Placer, Sacramento and 6 more | 12 hr |
| Dec 11, 10:15 AM PST | Flash Flood Warning | MTR | Marin, Napa, Sonoma | 90 min |
| Dec 11, 10:41 AM PST | Coastal Flood Warning | MTR | Alameda, Contra Costa, City and County of San Francisco, San Mateo, Santa Clara | 8 hr |
| Dec 11, 10:42 AM PST | Flash Flood Warning | MTR | Monterey, Santa Clara, Santa Cruz | 3 hr |
| Dec 11, 10:43 AM PST | Flash Flood Warning | MTR | Napa, Sonoma | 92 min |
| Dec 11, 10:45 AM PST | Wind Advisory | STO | 6 hr | |
| Dec 11, 11:22 AM PST | Areal Flood Advisory | MTR | Alameda, Contra Costa, City and County of San Francisco, San Mateo, Santa Clara, Santa Cruz | 3 hr |
| Dec 11, 11:34 AM PST | Areal Flood Warning | STO | Butte, Glenn, Tehama | 12 hr |
| Dec 11, 11:45 AM PST | Areal Flood Advisory | EKA | Mendocino | 2 hr |
| Dec 11, 11:45 AM PST | Special Weather Statement | EKA | Del Norte | 30 min |
| Dec 11, 11:46 AM PST | Areal Flood Advisory | MTR | Monterey | 3 hr |
| Dec 11, 11:58 AM PST | Special Weather Statement | EKA | Mendocino | 32 min |
| Dec 11, 12:00 PM PST | Areal Flood Advisory | MTR | Alameda, Contra Costa, Santa Clara, Santa Cruz | 3 hr |
| Dec 11, 12:01 PM PST | Mesoscale Discussion | SPC | Del Norte, Humboldt | 59 min |
| Dec 11, 12:09 PM PST | Special Weather Statement | EKA | Del Norte | 21 min |
| Dec 11, 12:33 PM PST | Special Weather Statement | EKA | 27 min | |
| Dec 11, 12:51 PM PST | River Flood Advisory | EKA | Mendocino | 15 hr |
| Dec 11, 1:23 PM PST | Areal Flood Warning | STO | Colusa, Glenn, Lake, Solano, Yolo | 12 hr |
| Dec 11, 1:27 PM PST | Winter Storm Warning | STO | 21 hr | |
| Dec 11, 1:33 PM PST | High Wind Warning | SGX | San Bernardino | 20 hr |
| Dec 11, 1:33 PM PST | Wind Advisory | SGX | Orange, Riverside, San Bernardino, San Diego | 20 hr |
| Dec 11, 1:52 PM PST | Areal Flood Advisory | MTR | Marin, Napa, Sonoma | 5 hr |
| Dec 11, 1:57 PM PST | Areal Flood Warning | STO | Butte, Colusa, Glenn, Plumas, Shasta, Sierra and 3 more | 12 hr |
| Dec 11, 2:06 PM PST | Areal Flood Warning | MFR | Siskiyou | 6 hr |
| Dec 11, 2:21 PM PST | Flash Flood Warning | MTR | San Mateo, Santa Clara, Santa Cruz | 54 min |
| Dec 11, 2:23 PM PST | Flash Flood Warning | MTR | Monterey | 3 hr |
| Dec 11, 2:34 PM PST | Small Craft Advisory | EKA | 60 hr | |
| Dec 11, 2:34 PM PST | Hazardous Seas Warning | EKA | 6 hr | |
| Dec 11, 2:36 PM PST | River Flood Warning | STO | Butte, Glenn | 8 days |
| Dec 11, 2:41 PM PST | River Flood Warning | STO | Yolo | 16 hr |
| Dec 11, 2:41 PM PST | River Flood Warning | STO | Yolo | 29 hr |
| Dec 11, 2:59 PM PST | Areal Flood Advisory | MTR | Alameda, Contra Costa, City and County of San Francisco, San Mateo, Santa Clara | 3 hr |
| Dec 11, 3:11 PM PST | Areal Flood Advisory | MTR | San Mateo, Santa Clara, Santa Cruz | 3 hr |
| Dec 11, 4:31 PM PST | Areal Flood Advisory | MTR | Napa, Sonoma | 119 min |
| Dec 11, 5:04 PM PST | Areal Flood Advisory | MTR | Monterey, San Benito, Santa Clara, Santa Cruz | 116 min |
| Dec 11, 5:51 PM PST | Flash Flood Warning | MTR | Monterey | 4 hr |
| Dec 11, 6:13 PM PST | Areal Flood Advisory | MTR | Alameda, Contra Costa, Marin, City and County of San Francisco, San Mateo, Santa Clara | 3 hr |
| Dec 11, 6:17 PM PST | Areal Flood Advisory | MTR | San Mateo, Santa Clara, Santa Cruz | 3 hr |
| Dec 11, 6:45 PM PST | Flash Flood Warning | MTR | Monterey | 2 hr |
| Dec 11, 6:54 PM PST | Areal Flood Advisory | MTR | Marin, Sonoma | 6 hr |
| Dec 11, 7:03 PM PST | Areal Flood Advisory | MTR | Monterey, San Benito, Santa Clara, Santa Cruz | 117 min |
| Dec 11, 7:04 PM PST | Areal Flood Advisory | HNX | Merced | 116 min |
| Dec 11, 8:42 PM PST | Flash Flood Warning | MTR | Monterey | 2 hr |
| Dec 11, 8:58 PM PST | Areal Flood Advisory | HNX | Fresno, Kings, Madera, Mariposa, Merced, Tuolumne | 2 hr |
| Dec 11, 9:04 PM PST | Special Marine Warning | LOX | 56 min | |
| Dec 11, 9:06 PM PST | Areal Flood Advisory | LOX | 6 hr | |
| Dec 11, 9:16 PM PST | Areal Flood Advisory | MTR | Alameda, Contra Costa, Monterey, San Benito, City and County of San Francisco, San Mateo and 2 more | 3 hr |
| Dec 11, 9:22 PM PST | Flash Flood Warning | STO | El Dorado, Placer | 6 hr |
| Dec 11, 9:26 PM PST | Mesoscale Discussion | SPC | Santa Barbara, Ventura | 3 hr |
| Dec 11, 9:38 PM PST | Areal Flood Advisory | LOX | Santa Barbara | 6 hr |
| Dec 11, 9:43 PM PST | Flash Flood Warning | MTR | Monterey | 2 hr |
| Dec 11, 9:46 PM PST | Areal Flood Advisory | STO | Amador, Calaveras, El Dorado, Nevada, Placer, Sacramento and 6 more | 12 hr |
| Dec 11, 10:03 PM PST | Small Craft Advisory for Hazardous Seas | LOX | 59 hr | |
| Dec 11, 10:17 PM PST | Flash Flood Warning | LOX | San Luis Obispo, Santa Barbara | 118 min |
| Dec 11, 10:32 PM PST | Special Marine Warning | LOX | 58 min | |
| Dec 11, 10:43 PM PST | Flash Flood Warning | MTR | Monterey | 6 hr |
| Dec 11, 11:01 PM PST | Areal Flood Advisory | HNX | Fresno, Kern, Kings, Madera, Mariposa, Merced and 2 more | 3 hr |
| Dec 11, 11:04 PM PST | Flash Flood Warning | LOX | San Luis Obispo, Santa Barbara | 86 min |
| Dec 11, 11:36 PM PST | Special Marine Warning | LOX | 54 min | |
| Dec 12, 12:12 AM PST | Flash Flood Warning | LOX | Santa Barbara | 2 hr |
| Dec 12, 12:33 AM PST | Special Marine Warning | LOX | 57 min | |
| Dec 12, 12:48 AM PST | Wind Advisory | LOX | 4 hr | |
| Dec 12, 12:56 AM PST | Flash Flood Warning | LOX | Ventura | 9 hr |
| Dec 12, 1:04 AM PST | Areal Flood Advisory | LOX | 3 hr | |
| Dec 12, 1:38 AM PST | Flash Flood Warning | LOX | Ventura | 112 min |
| Dec 12, 2:00 AM PST | Areal Flood Advisory | HNX | Fresno, Kern, Kings, Madera, Mariposa, Merced and 2 more | 10 hr |
| Dec 12, 2:05 AM PST | Special Marine Warning | LOX | 40 min | |
| Dec 12, 2:40 AM PST | Flash Flood Warning | LOX | Los Angeles, Ventura | 3 hr |
| Dec 12, 2:57 AM PST | Special Marine Warning | LOX | 93 min | |
| Dec 12, 3:38 AM PST | Flash Flood Warning | LOX | Los Angeles | 4 hr |
| Dec 12, 3:58 AM PST | Special Weather Statement | LOX | Los Angeles | 47 min |
| Dec 12, 4:02 AM PST | Areal Flood Advisory | LOX | 3 hr | |
| Dec 12, 4:06 AM PST | Areal Flood Advisory | LOX | 114 min | |
| Dec 12, 4:12 AM PST | Areal Flood Advisory | SGX | Orange, Riverside, San Bernardino, San Diego | 9 hr |
| Dec 12, 4:24 AM PST | Special Marine Warning | SGX | 81 min | |
| Dec 12, 4:41 AM PST | Flash Flood Warning | SGX | Orange | 9 hr |
| Dec 12, 5:40 AM PST | Special Marine Warning | SGX | 65 min | |
| Dec 12, 5:56 AM PST | Areal Flood Advisory | SGX | Orange, Riverside, San Bernardino, San Diego | 5 hr |
| Dec 12, 6:29 AM PST | Dense Fog Advisory | PSR | 91 min | |
| Dec 12, 6:44 AM PST | Areal Flood Advisory | SGX | San Diego | 5 hr |
| Dec 12, 6:48 AM PST | Flash Flood Warning | LOX | Los Angeles | 3 hr |
| Dec 12, 6:58 AM PST | Areal Flood Advisory | LOX | Los Angeles | 3 hr |
| Dec 12, 7:22 AM PST | Flash Flood Warning | LOX | Los Angeles | 3 hr |
| Dec 12, 7:48 AM PST | Winter Storm Warning | SGX | San Bernardino | 14 hr |
| Dec 12, 8:19 AM PST | Flash Flood Warning | LOX | Los Angeles | 3 hr |
| Dec 12, 8:29 AM PST | Winter Weather Advisory | LOX | 14 hr | |
| Dec 12, 8:53 AM PST | Areal Flood Advisory | MTR | Marin, Napa, Sonoma | 12 hr |
| Dec 12, 9:03 AM PST | Areal Flood Advisory | MTR | Alameda, Contra Costa, Marin, Monterey, San Benito, City and County of San Francisco and 3 more | 18 hr |
| Dec 12, 9:07 AM PST | Winter Weather Advisory | HNX | 13 hr | |
| Dec 12, 9:50 AM PST | Winter Weather Advisory | MFR | Modoc | 5 hr |
| Dec 12, 10:07 AM PST | Areal Flood Advisory | STO | Placer, Sacramento | 6 hr |
| Dec 12, 10:44 AM PST | Areal Flood Advisory | SGX | Orange, Riverside, San Bernardino, San Diego | 3 hr |
| Dec 12, 11:47 AM PST | Areal Flood Advisory | SGX | San Diego | 3 hr |
| Dec 12, 12:59 PM PST | Areal Flood Advisory | SGX | Orange, Riverside, San Bernardino, San Diego | 2 hr |
| Dec 12, 1:36 PM PST | Special Weather Statement | HNX | 39 min | |
| Dec 12, 2:02 PM PST | Special Weather Statement | HNX | 28 min | |
| Dec 12, 2:41 PM PST | Areal Flood Advisory | SGX | Riverside, San Bernardino | 2 hr |
| Dec 12, 3:31 PM PST | Areal Flood Advisory | LOX | Los Angeles | 119 min |
| Dec 12, 3:34 PM PST | Special Weather Statement | HNX | Kings | 41 min |
| Dec 12, 4:08 PM PST | Special Weather Statement | HNX | Kern | 37 min |
| Dec 12, 9:02 PM PST | Small Craft Advisory for Rough Bar | MTR | 18 hr | |
| Dec 13, 2:28 AM PST | Small Craft Advisory | MTR | 60 hr | |
| Dec 13, 2:51 AM PST | Gale Watch | EKA | 12 hr | |
| Dec 13, 6:09 AM PST | Dense Fog Advisory | LOX | 3 hr | |
| Dec 13, 6:23 AM PST | Dense Fog Advisory | VEF | San Bernardino | 4 hr |
| Dec 13, 1:35 PM PST | Dense Fog Advisory | HNX | 20 hr | |
| Dec 13, 2:12 PM PST | Small Craft Advisory | LOX | 6 hr | |
| Dec 13, 2:12 PM PST | Small Craft Advisory for Hazardous Seas | LOX | 19 hr | |
| Dec 13, 2:50 PM PST | Gale Warning | EKA | 36 hr | |
| Dec 13, 2:50 PM PST | Small Craft Advisory | EKA | 6 days | |
| Dec 13, 9:58 PM PST | Beach Hazards Statement | SGX | San Diego | 27 hr |
| Dec 14, 2:48 AM PST | Small Craft Advisory for Rough Bar | MTR | 4 days | |
| Dec 14, 9:02 AM PST | Gale Watch | LOX | 12 hr | |
| Dec 14, 10:00 AM PST | Wind Advisory | HNX | 39 hr | |
| Dec 14, 1:29 PM PST | Flash Flood Watch | MTR | Monterey | 25 hr |
| Dec 14, 6:09 PM PST | High Surf Advisory | LOX | Los Angeles | 3 days |
| Dec 14, 7:57 PM PST | Dense Fog Advisory | HNX | 10 hr | |
| Dec 14, 8:42 PM PST | Small Craft Advisory | LOX | 30 hr | |
| Dec 14, 8:50 PM PST | Small Craft Advisory | SGX | 71 hr | |
| Dec 14, 9:14 PM PST | High Surf Advisory | SGX | San Diego | 63 hr |
| Dec 15, 2:54 AM PST | Gale Watch | EKA | 12 hr | |
| Dec 15, 3:37 AM PST | Winter Storm Watch | SGX | San Bernardino | 34 hr |
| Dec 15, 3:37 AM PST | Winter Weather Advisory | SGX | San Bernardino | 38 hr |
| Dec 15, 8:05 AM PST | Winter Weather Advisory | STO | 19 hr | |
| Dec 15, 8:09 AM PST | Special Marine Warning | EKA | 36 min | |
| Dec 15, 8:42 AM PST | Small Craft Advisory for Hazardous Seas | LOX | 3 days | |
| Dec 15, 11:26 AM PST | Special Marine Warning | MTR | 49 min | |
| Dec 15, 11:30 AM PST | Winter Weather Advisory | HNX | 45 hr | |
| Dec 15, 11:53 AM PST | Flash Flood Watch | SGX | Orange, Riverside, San Bernardino, San Diego | 52 hr |
| Dec 15, 12:58 PM PST | Winter Weather Advisory | SGX | Riverside, San Diego | 52 hr |
| Dec 15, 1:29 PM PST | Areal Flood Advisory | MTR | Monterey, Santa Cruz | 4 hr |
| Dec 15, 1:41 PM PST | Special Marine Warning | MTR | 34 min | |
| Dec 15, 1:44 PM PST | Special Weather Statement | MTR | Santa Cruz | 46 min |
| Dec 15, 1:49 PM PST | Areal Flood Advisory | MTR | Monterey | 86 min |
| Dec 15, 2:06 PM PST | Winter Weather Advisory | VEF | Inyo | 48 hr |
| Dec 15, 2:36 PM PST | Small Craft Advisory | MTR | 60 hr | |
| Dec 15, 3:17 PM PST | Areal Flood Advisory | MTR | Marin, Napa, Sonoma | 6 hr |
| Dec 15, 5:18 PM PST | Special Marine Warning | LOX | 12 min | |
| Dec 15, 5:59 PM PST | Special Marine Warning | MTR | 31 min | |
| Dec 15, 6:05 PM PST | Winter Weather Advisory | EKA | 9 hr | |
| Dec 15, 6:09 PM PST | Special Marine Warning | LOX | 21 min | |
| Dec 15, 7:20 PM PST | Areal Flood Advisory | MTR | Marin, Sonoma | 85 min |
| Dec 15, 7:58 PM PST | Special Marine Warning | LOX | 47 min | |
| Dec 15, 8:23 PM PST | Special Marine Warning | LOX | 22 min | |
| Dec 15, 8:57 PM PST | Special Marine Warning | LOX | 18 min | |
| Dec 15, 9:04 PM PST | Special Marine Warning | MTR | 26 min | |
| Dec 15, 9:25 PM PST | Special Marine Warning | MTR | 35 min | |
| Dec 15, 9:35 PM PST | Special Marine Warning | LOX | 55 min | |
| Dec 15, 9:42 PM PST | Special Marine Warning | MTR | 33 min | |
| Dec 15, 9:50 PM PST | Special Marine Warning | MTR | 25 min | |
| Dec 15, 9:54 PM PST | Special Marine Warning | MTR | 36 min | |
| Dec 15, 10:47 PM PST | Flash Flood Warning | MTR | Monterey | 118 min |
| Dec 16, 2:40 AM PST | Winter Weather Advisory | MFR | Siskiyou | 31 hr |
| Dec 16, 3:00 AM PST | Hazardous Seas Warning | EKA | 28 hr | |
| Dec 16, 3:03 AM PST | Special Marine Warning | LOX | 42 min | |
| Dec 16, 3:24 AM PST | Winter Weather Advisory | EKA | 28 hr | |
| Dec 16, 5:14 AM PST | Winter Weather Advisory | STO | 6 hr | |
| Dec 16, 5:40 AM PST | Special Marine Warning | LOX | 50 min | |
| Dec 16, 5:43 AM PST | Gale Warning | EKA | 21 hr | |
| Dec 16, 6:26 AM PST | Special Weather Statement | LOX | San Luis Obispo | 49 min |
| Dec 16, 6:30 AM PST | Special Marine Warning | LOX | 30 min | |
| Dec 16, 7:51 AM PST | Special Marine Warning | LOX | 39 min | |
| Dec 16, 8:22 AM PST | Areal Flood Advisory | MTR | Marin | 12 hr |
| Dec 16, 8:31 AM PST | Special Marine Warning | MTR | 29 min | |
| Dec 16, 9:08 AM PST | Small Craft Advisory | LOX | 11 hr | |
| Dec 16, 9:12 AM PST | Special Marine Warning | MTR | 33 min | |
| Dec 16, 9:13 AM PST | Special Marine Warning | LOX | 47 min | |
| Dec 16, 9:46 AM PST | Special Weather Statement | MTR | Marin | 44 min |
| Dec 16, 1:36 PM PST | Beach Hazards Statement | SGX | San Diego | 19 hr |
| Dec 16, 1:42 PM PST | Winter Storm Warning | SGX | San Bernardino | 27 hr |
| Dec 16, 2:25 PM PST | Areal Flood Advisory | MTR | Marin, Napa, Sonoma | 6 hr |
| Dec 16, 2:56 PM PST | Winter Weather Advisory | LOX | 23 hr | |
| Dec 16, 3:13 PM PST | Winter Weather Advisory | STO | 37 hr | |
| Dec 16, 3:17 PM PST | Special Marine Warning | MTR | 28 min | |
| Dec 16, 3:22 PM PST | Areal Flood Advisory | SGX | San Diego | 113 min |
| Dec 16, 3:33 PM PST | Areal Flood Advisory | MTR | Monterey, San Benito, Santa Cruz | 6 hr |
| Dec 16, 3:44 PM PST | Special Marine Warning | MTR | 46 min | |
| Dec 16, 3:57 PM PST | Areal Flood Advisory | LOX | 108 min | |
| Dec 16, 4:15 PM PST | Special Marine Warning | MTR | 30 min | |
| Dec 16, 4:43 PM PST | Special Marine Warning | MTR | 47 min | |
| Dec 16, 4:51 PM PST | Special Marine Warning | MTR | 24 min | |
| Dec 16, 4:53 PM PST | Flash Flood Warning | LOX | Los Angeles | 112 min |
| Dec 16, 5:03 PM PST | Special Marine Warning | MTR | 27 min | |
| Dec 16, 5:24 PM PST | Special Marine Warning | MTR | 36 min | |
| Dec 16, 5:36 PM PST | Areal Flood Advisory | MTR | Alameda, Contra Costa, City and County of San Francisco, San Mateo, Santa Clara, Santa Cruz | 3 hr |
| Dec 16, 6:37 PM PST | Special Marine Warning | MTR | 23 min | |
| Dec 16, 7:01 PM PST | Special Marine Warning | MTR | 29 min | |
| Dec 16, 7:27 PM PST | Special Marine Warning | MTR | 33 min | |
| Dec 16, 8:00 PM PST | Special Marine Warning | MTR | 30 min | |
| Dec 16, 8:19 PM PST | Special Marine Warning | MTR | 26 min | |
| Dec 16, 8:27 PM PST | Severe Thunderstorm Warning | MTR | Monterey, Santa Cruz | 28 min |
| Dec 16, 8:30 PM PST | Special Marine Warning | MTR | 15 min | |
| Dec 16, 8:32 PM PST | Areal Flood Advisory | MTR | Marin, Napa, Sonoma | 3 hr |
| Dec 16, 8:46 PM PST | Special Marine Warning | MTR | 29 min | |
| Dec 16, 10:39 PM PST | Areal Flood Advisory | LOX | Los Angeles | 111 min |
| Dec 16, 11:04 PM PST | Special Marine Warning | LOX | 86 min | |
| Dec 16, 11:07 PM PST | Flash Flood Watch | LOX | Los Angeles | 6 hr |
| Dec 16, 11:19 PM PST | Areal Flood Advisory | LOX | Santa Barbara | 116 min |
| Dec 17, 12:30 AM PST | Flash Flood Warning | LOX | Ventura | 3 hr |
| Dec 17, 12:41 AM PST | Areal Flood Advisory | LOX | Los Angeles | 4 hr |
| Dec 17, 1:03 AM PST | Special Marine Warning | LOX | 117 min | |
| Dec 17, 1:24 AM PST | Mesoscale Discussion | SPC | Orange, Ventura | 2 hr |
| Dec 17, 1:27 AM PST | Areal Flood Advisory | LOX | 3 hr | |
| Dec 17, 1:27 AM PST | Special Weather Statement | SGX | San Diego | 63 min |
| Dec 17, 3:10 AM PST | Special Marine Warning | LOX | 50 min | |
| Dec 17, 3:37 AM PST | Areal Flood Advisory | SGX | Orange, Riverside, San Bernardino, San Diego | 4 hr |
| Dec 17, 4:10 AM PST | Flash Flood Warning | LOX | Los Angeles | 110 min |
| Dec 17, 4:32 AM PST | Areal Flood Advisory | SGX | Orange, Riverside, San Bernardino, San Diego | 4 hr |
| Dec 17, 8:54 AM PST | Small Craft Advisory for Hazardous Seas | MTR | 13 hr | |
| Dec 17, 9:11 AM PST | Small Craft Advisory | LOX | 11 hr | |
| Dec 18, 1:59 AM PST | Beach Hazards Statement | LOX | 16 hr | |
| Dec 18, 3:03 AM PST | Small Craft Advisory for Hazardous Seas | MTR | 60 hr | |
| Dec 18, 3:16 AM PST | Gale Warning | EKA | 17 hr | |
| Dec 18, 3:16 AM PST | Hazardous Seas Watch | EKA | 24 hr | |
| Dec 18, 3:32 AM PST | High Surf Advisory | MTR | Marin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma | 66 hr |
| Dec 18, 3:56 AM PST | High Surf Advisory | EKA | 70 hr | |
| Dec 18, 2:58 PM PST | Winter Weather Advisory | STO | 43 hr | |
| Dec 18, 5:48 PM PST | Coastal Flood Advisory | LOX | 65 hr | |
| Dec 18, 5:48 PM PST | High Surf Advisory | LOX | Los Angeles | 3 days |
| Dec 18, 6:37 PM PST | Wind Advisory | MFR | Siskiyou | 6 hr |
| Dec 18, 8:03 PM PST | Small Craft Advisory for Hazardous Seas | LOX | 66 hr | |
| Dec 19, 3:01 AM PST | Small Craft Advisory | EKA | 5 days | |
| Dec 19, 3:01 AM PST | Hazardous Seas Warning | EKA | 39 hr | |
| Dec 19, 4:31 AM PST | Coastal Flood Advisory | EKA | 8 hr | |
| Dec 19, 8:29 AM PST | Areal Flood Advisory | MTR | Marin, Napa, Sonoma | 3 hr |
| Dec 19, 1:34 PM PST | Beach Hazards Statement | SGX | San Diego | 4 days |
| Dec 19, 2:19 PM PST | Wind Advisory | MFR | Modoc, Siskiyou | 56 hr |
| Dec 19, 2:25 PM PST | Gale Watch | LOX | 30 hr | |
| Dec 19, 3:49 PM PST | Small Craft Advisory for Rough Bar | MTR | 52 hr | |
| Dec 19, 9:15 PM PST | Coastal Flood Advisory | MTR | Marin, Monterey, San Mateo, Santa Cruz, Sonoma | 17 hr |
| Dec 19, 9:15 PM PST | Coastal Flood Advisory | MTR | Alameda, Contra Costa, Marin, Monterey, Napa, City and County of San Francisco and 4 more | 4 days |
| Dec 20, 2:56 AM PST | Small Craft Advisory | MTR | 3 days | |
| Dec 20, 3:06 AM PST | Small Craft Advisory | LOX | 54 hr | |
| Dec 20, 3:49 AM PST | Coastal Flood Advisory | EKA | 8 hr | |
| Dec 20, 10:02 AM PST | High Wind Warning | MFR | Modoc | 36 hr |
| Dec 20, 2:23 PM PST | Wind Advisory | LOX | Los Angeles | 37 hr |
| Dec 20, 5:46 PM PST | Wind Advisory | REV | Modoc | 28 hr |
| Dec 20, 6:05 PM PST | Hazardous Seas Warning | EKA | 9 hr | |
| Dec 20, 8:15 PM PST | Gale Warning | LOX | 42 hr | |
| Dec 21, 2:48 AM PST | Small Craft Advisory | MTR | 60 hr | |
| Dec 21, 5:10 AM PST | Dense Fog Advisory | HNX | 5 hr | |
| Dec 21, 7:18 AM PST | Coastal Flood Advisory | EKA | 6 hr | |
| Dec 21, 10:50 AM PST | Beach Hazards Statement | LOX | 13 hr | |
| Dec 21, 1:55 PM PST | High Wind Watch | SGX | Orange, Riverside, San Bernardino, San Diego | 13 hr |
| Dec 21, 3:03 PM PST | Dense Fog Advisory | HNX | 8 hr | |
| Dec 21, 4:59 PM PST | Coastal Flood Advisory | EKA | 20 hr | |
| Dec 21, 5:26 PM PST | High Wind Warning | LOX | 10 hr | |
| Dec 21, 8:04 PM PST | Small Craft Advisory for Rough Bar | MTR | 7 hr | |
| Dec 21, 10:17 PM PST | Wind Advisory | MFR | Modoc | 14 hr |
| Dec 22, 3:11 AM PST | Wind Advisory | LOX | 36 hr | |
| Dec 22, 3:23 AM PST | Wind Advisory | SGX | Orange, Riverside, San Bernardino, San Diego | 39 hr |
| Dec 22, 8:51 AM PST | Wind Advisory | LOX | Los Angeles | 30 hr |
| Dec 22, 2:16 PM PST | Small Craft Advisory | LOX | 24 hr | |
| Dec 22, 5:09 PM PST | Coastal Flood Advisory | EKA | 21 hr | |
| Dec 22, 6:29 PM PST | Gale Warning | LOX | 9 hr | |
| Dec 22, 6:29 PM PST | Small Craft Advisory | LOX | 20 hr | |
| Dec 22, 6:50 PM PST | High Wind Warning | LOX | 8 hr | |
| Dec 22, 7:21 PM PST | Dense Fog Advisory | LOX | Los Angeles | 8 hr |
| Dec 23, 3:03 AM PST | Gale Watch | LOX | 25 hr | |
| Dec 23, 3:18 AM PST | High Wind Watch | LOX | Los Angeles | 25 hr |
| Dec 23, 3:30 AM PST | Winter Storm Watch | STO | 11 hr | |
| Dec 23, 4:04 AM PST | Dense Fog Advisory | HNX | 6 hr | |
| Dec 23, 9:01 AM PST | Gale Watch | EKA | 5 hr | |
| Dec 23, 12:51 PM PST | Winter Weather Advisory | HNX | 41 hr | |
| Dec 23, 2:03 PM PST | Winter Weather Advisory | STO | 30 hr | |
| Dec 23, 2:21 PM PST | Gale Warning | MTR | 37 hr | |
| Dec 23, 2:21 PM PST | Small Craft Advisory for Rough Bar | MTR | 55 hr | |
| Dec 23, 2:21 PM PST | Small Craft Advisory | MTR | 3 days | |
| Dec 23, 2:24 PM PST | Gale Warning | EKA | 61 hr | |
| Dec 23, 2:58 PM PST | Wind Advisory | VEF | Inyo, San Bernardino | 47 hr |
| Dec 23, 3:50 PM PST | Winter Weather Advisory | REV | Alpine, El Dorado, Lassen, Modoc, Mono, Nevada and 3 more | 28 hr |
| Dec 23, 3:54 PM PST | Lake Wind Advisory | REV | Alpine, El Dorado, Nevada, Placer | 21 hr |
| Dec 23, 3:54 PM PST | Wind Advisory | REV | Mono | 24 hr |
| Dec 23, 5:03 PM PST | Wind Advisory | HNX | 37 hr | |
| Dec 23, 8:36 PM PST | Dense Fog Advisory | STO | 14 hr | |
| Dec 23, 8:49 PM PST | Dense Fog Advisory | HNX | 12 hr | |
| Dec 23, 9:08 PM PST | High Wind Watch | SGX | Riverside, San Bernardino, San Diego | 6 hr |
| Dec 23, 9:16 PM PST | Small Craft Advisory | SGX | 41 hr | |
| Dec 24, 3:37 AM PST | Wind Advisory | SGX | Riverside, San Bernardino, San Diego | 26 hr |
| Dec 24, 3:59 AM PST | Gale Warning | LOX | 41 hr | |
| Dec 24, 3:59 AM PST | Small Craft Advisory | LOX | 47 hr | |
| Dec 24, 4:25 AM PST | High Wind Warning | LOX | 32 hr | |
| Dec 24, 4:25 AM PST | Wind Advisory | LOX | Los Angeles, Santa Barbara | 3 days |
| Dec 24, 4:43 AM PST | Winter Weather Advisory | LOX | 27 hr | |
| Dec 24, 8:03 AM PST | Beach Hazards Statement | MTR | Marin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma | 10 hr |
| Dec 24, 8:56 AM PST | Special Marine Warning | EKA | 34 min | |
| Dec 24, 9:00 AM PST | Special Weather Statement | EKA | Del Norte, Humboldt | 60 min |
| Dec 24, 9:19 AM PST | Special Marine Warning | EKA | 41 min | |
| Dec 24, 9:37 AM PST | Special Weather Statement | EKA | Humboldt | 53 min |
| Dec 24, 9:54 AM PST | Special Marine Warning | EKA | 66 min | |
| Dec 24, 10:34 AM PST | Special Weather Statement | EKA | Mendocino, Trinity | 56 min |
| Dec 24, 12:48 PM PST | Beach Hazards Statement | LOX | 16 hr | |
| Dec 24, 12:48 PM PST | High Surf Advisory | LOX | Los Angeles | 30 hr |
| Dec 24, 1:15 PM PST | Wind Advisory | EKA | 6 hr | |
| Dec 24, 1:46 PM PST | Freeze Watch | LOX | Santa Barbara | 13 hr |
| Dec 24, 2:31 PM PST | Special Weather Statement | STO | Shasta | 44 min |
| Dec 24, 2:38 PM PST | Special Weather Statement | STO | Butte | 37 min |
| Dec 24, 3:14 PM PST | Freeze Watch | EKA | 14 hr | |
| Dec 24, 7:02 PM PST | Wind Advisory | HNX | 21 hr | |
| Dec 24, 7:51 PM PST | Frost Advisory | EKA | 12 hr | |
| Dec 24, 8:35 PM PST | Small Craft Advisory | EKA | 31 hr | |
| Dec 24, 8:35 PM PST | Hazardous Seas Warning | EKA | 12 hr | |
| Dec 25, 2:24 AM PST | Freeze Warning | LOX | Santa Barbara | 36 hr |
| Dec 25, 3:05 AM PST | High Wind Warning | HNX | 3 hr | |
| Dec 25, 4:01 AM PST | Wind Advisory | SGX | Orange, Riverside, San Bernardino, San Diego | 56 hr |
| Dec 25, 4:50 AM PST | Freeze Warning | EKA | 27 hr | |
| Dec 25, 8:52 AM PST | Frost Advisory | EKA | 23 hr | |
| Dec 25, 12:07 PM PST | Hard Freeze Warning | LOX | Santa Barbara | 26 hr |
| Dec 25, 12:07 PM PST | Wind Advisory | LOX | 51 hr | |
| Dec 25, 4:44 PM PST | Freeze Watch | HNX | 22 hr | |
| Dec 25, 4:44 PM PST | Hard Freeze Watch | HNX | 22 hr | |
| Dec 25, 7:31 PM PST | Small Craft Advisory for Winds | SGX | 12 hr | |
| Dec 25, 8:29 PM PST | Small Craft Advisory | LOX | 18 hr | |
| Dec 26, 12:10 AM PST | Frost Advisory | SGX | Riverside, San Bernardino, San Diego | 8 hr |
| Dec 26, 12:10 AM PST | Frost Advisory | SGX | Riverside, San Bernardino, San Diego | 33 hr |
| Dec 26, 2:56 AM PST | Freeze Warning | VEF | San Bernardino | 29 hr |
| Dec 26, 2:56 AM PST | Freeze Warning | VEF | San Bernardino | 53 hr |
| Dec 26, 3:32 AM PST | Frost Advisory | SGX | Riverside, San Bernardino, San Diego | 52 hr |
| Dec 26, 3:37 AM PST | Small Craft Advisory | EKA | 23 hr | |
| Dec 26, 4:55 AM PST | Frost Advisory | STO | 28 hr | |
| Dec 26, 8:46 AM PST | Frost Advisory | EKA | 13 hr | |
| Dec 26, 8:46 AM PST | Freeze Warning | EKA | 24 hr | |
| Dec 26, 12:34 PM PST | Small Craft Advisory for Winds | SGX | 18 hr | |
| Dec 26, 2:11 PM PST | Frost Advisory | LOX | 19 hr | |
| Dec 26, 2:11 PM PST | Freeze Warning | LOX | 19 hr | |
| Dec 26, 2:11 PM PST | Hard Freeze Warning | LOX | Santa Barbara | 19 hr |
| Dec 26, 2:11 PM PST | Wind Advisory | LOX | 25 hr | |
| Dec 26, 2:18 PM PST | Small Craft Advisory | LOX | 24 hr | |
| Dec 26, 2:34 PM PST | Freeze Warning | MTR | Monterey, San Benito | 17 hr |
| Dec 26, 2:53 PM PST | Freeze Warning | HNX | 18 hr | |
| Dec 26, 2:53 PM PST | Hard Freeze Warning | HNX | 18 hr | |
| Dec 27, 1:35 PM PST | Frost Advisory | LOX | Los Angeles | 19 hr |
| Dec 27, 1:35 PM PST | Freeze Warning | LOX | 19 hr | |
| Dec 28, 10:38 AM PST | Winter Storm Watch | HNX | 26 hr | |
| Dec 28, 1:06 PM PST | Winter Storm Watch | PSR | 24 hr | |
| Dec 28, 1:27 PM PST | Winter Storm Watch | LOX | 32 hr | |
| Dec 28, 1:55 PM PST | High Wind Watch | MTR | San Mateo, Santa Clara, Santa Cruz | 14 hr |
| Dec 28, 1:57 PM PST | Winter Storm Watch | SGX | Orange, Riverside, San Bernardino, San Diego | 24 hr |
| Dec 28, 2:21 PM PST | Small Craft Advisory | LOX | 71 hr | |
| Dec 28, 2:37 PM PST | Winter Storm Watch | VEF | San Bernardino | 36 hr |
| Dec 28, 2:38 PM PST | Small Craft Advisory | MTR | 70 hr | |
| Dec 28, 8:52 PM PST | Frost Advisory | LOX | Los Angeles | 12 hr |
| Dec 28, 8:52 PM PST | Freeze Warning | LOX | 12 hr | |
| Dec 29, 2:47 AM PST | Small Craft Advisory | EKA | 3 days | |
| Dec 29, 3:43 AM PST | Wind Advisory | MTR | Alameda, Contra Costa, Marin, Napa, City and County of San Francisco, San Mateo and 3 more | 56 hr |
| Dec 29, 3:50 AM PST | Wind Advisory | STO | 58 hr | |
| Dec 29, 11:54 AM PST | High Wind Warning | HNX | 46 hr | |
| Dec 29, 11:54 AM PST | Wind Advisory | HNX | 46 hr | |
| Dec 29, 12:08 PM PST | Winter Weather Advisory | HNX | 40 hr | |
| Dec 29, 12:48 PM PST | Wind Advisory | EKA | 39 hr | |
| Dec 29, 1:30 PM PST | Winter Weather Advisory | PSR | 46 hr | |
| Dec 29, 1:30 PM PST | Winter Storm Warning | SGX | Orange, Riverside, San Bernardino, San Diego | 45 hr |
| Dec 29, 2:46 PM PST | Winter Storm Warning | VEF | San Bernardino | 67 hr |
| Dec 29, 2:46 PM PST | Winter Weather Advisory | VEF | San Bernardino | 49 hr |
| Dec 29, 2:47 PM PST | Wind Advisory | REV | Alpine, El Dorado, Nevada, Placer | 32 hr |
| Dec 29, 2:52 PM PST | Hard Freeze Watch | EKA | 13 hr | |
| Dec 29, 9:36 PM PST | Winter Weather Advisory | LOX | 19 hr | |
| Dec 30, 2:16 AM PST | Small Craft Advisory for Winds | SGX | 35 hr | |
| Dec 30, 2:34 AM PST | Gale Warning | MTR | 24 hr | |
| Dec 30, 3:32 AM PST | Freeze Watch | LOX | 8 hr | |
| Dec 30, 3:32 AM PST | Hard Freeze Watch | LOX | 8 hr | |
| Dec 30, 3:32 AM PST | Wind Advisory | LOX | Los Angeles | 35 hr |
| Dec 30, 3:34 AM PST | Hard Freeze Warning | EKA | 29 hr | |
| Dec 30, 4:53 AM PST | Wind Advisory | SGX | Orange, Riverside, San Bernardino, San Diego | 35 hr |
| Dec 30, 11:33 AM PST | High Wind Warning | STO | 16 hr | |
| Dec 30, 11:41 AM PST | Freeze Warning | LOX | 21 hr | |
| Dec 30, 11:41 AM PST | Hard Freeze Warning | LOX | 21 hr | |
| Dec 30, 4:58 PM PST | High Wind Warning | LOX | Los Angeles | 22 hr |
| Dec 30, 5:05 PM PST | Winter Storm Warning | LOX | 12 hr | |
| Dec 30, 10:49 PM PST | Lake Wind Advisory | REV | Alpine, El Dorado, Nevada, Placer | 13 hr |
| Dec 31, 2:56 AM PST | Gale Warning | LOX | 10 hr | |
| Dec 31, 2:56 AM PST | Small Craft Advisory | LOX | 10 hr | |
| Dec 31, 10:12 AM PST | High Wind Warning | HNX | 6 hr | |
| Dec 31, 1:17 PM PST | Small Craft Advisory | LOX | 55 min |
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.
- San Bernardino County43
- San Diego County35
- Marin County33
- Los Angeles County32
- Santa Cruz County32
- Riverside County30
- Sonoma County30
- Monterey County28
- San Mateo County28
- Santa Clara County26
- Placer County24
- Napa County22
- El Dorado County21
- Contra Costa County21
- Alameda County20
- City and County of San Francisco20
- Orange County19
- Nevada County18
- Humboldt County17
- Tehama County16
- Santa Barbara County13
- Modoc County12
- Mendocino County12
- Alpine County11
- San Benito County10
- Yolo County10
- Butte County10
- Siskiyou County10
- Sacramento County9
- Glenn County9
- Sierra County9
- Sutter County8
- Mono County7
- Tuolumne County7
- Solano County7
- Shasta County7
- Plumas County7
- Inyo County7
- San Joaquin County6
- Colusa County6
Nearby
Alerts in force nowTornadoes on recordThe radar archive20132015
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.