Weather alerts in California, December 2016

386 weather alerts in December 2016, 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 2016. Tap one for its archive.

Alerts: 386
Warnings: 108
Watches: 60
Advisories: 212
Busiest day: December 16, 201655 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, 8:05 PM PST	Small Craft Advisory	LOX		66 hr
Nov 30, 8:42 PM PST	Frost Advisory	LOX		9 hr
Dec 1, 2:45 AM PST	High Wind Warning	SGX	Orange, Riverside, San Bernardino, San Diego	57 hr
Dec 1, 2:45 AM PST	Wind Advisory	SGX	Riverside, San Diego	57 hr
Dec 1, 2:55 AM PST	Gale Warning	MTR		18 hr
Dec 1, 2:55 AM PST	Small Craft Advisory	MTR		6 days
Dec 1, 3:25 AM PST	High Wind Warning	LOX	Los Angeles	59 hr
Dec 1, 3:25 AM PST	Wind Advisory	LOX	Los Angeles	24 hr
Dec 1, 3:41 AM PST	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	42 hr
Dec 1, 11:44 AM PST	High Wind Warning	HNX		30 hr
Dec 1, 1:23 PM PST	Small Craft Advisory	SGX		41 hr
Dec 1, 1:47 PM PST	Fire Weather Watch	SGX	Riverside, San Bernardino	19 hr
Dec 1, 1:47 PM PST	Red Flag Warning	SGX	Orange, Riverside, San Bernardino, San Diego	61 hr
Dec 1, 1:55 PM PST	Freeze Watch	LOX		24 hr
Dec 1, 1:55 PM PST	Wind Advisory	LOX	Los Angeles	48 hr
Dec 1, 2:10 PM PST	Frost Advisory	EKA	Del Norte, Humboldt, Mendocino	19 hr
Dec 1, 2:24 PM PST	Fire Weather Watch	LOX		19 hr
Dec 1, 2:24 PM PST	Red Flag Warning	LOX	Los Angeles	60 hr
Dec 2, 3:15 AM PST	Small Craft Advisory	EKA		6 days
Dec 2, 3:16 AM PST	Gale Warning	LOX		17 hr
Dec 2, 6:28 AM PST	Dense Fog Advisory	HNX		4 hr
Dec 2, 12:36 PM PST	Freeze Warning	HNX		20 hr
Dec 2, 12:36 PM PST	Wind Advisory	HNX		9 hr
Dec 2, 2:04 PM PST	Freeze Warning	LOX		18 hr
Dec 2, 2:10 PM PST	Small Craft Advisory	MTR		4 days
Dec 3, 3:03 AM PST	Small Craft Advisory	MTR		4 days
Dec 3, 3:12 AM PST	High Surf Advisory	EKA	Del Norte, Humboldt, Mendocino	19 hr
Dec 3, 6:24 AM PST	Beach Hazards Statement	MTR	Marin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma	12 hr
Dec 3, 1:59 PM PST	Small Craft Advisory	LOX		4 days
Dec 3, 3:29 PM PST	Wind Advisory	MFR	Modoc	28 hr
Dec 3, 5:43 PM PST	High Surf Advisory	LOX		46 hr
Dec 3, 8:41 PM PST	Freeze Warning	LOX		12 hr
Dec 3, 9:02 PM PST	Small Craft Advisory for Rough Bar	MTR		30 hr
Dec 5, 1:27 AM PST	Gale Watch	EKA		25 hr
Dec 5, 3:31 AM PST	Winter Weather Advisory	MFR	Siskiyou	30 hr
Dec 5, 3:41 AM PST	Dense Fog Advisory	LOX		5 hr
Dec 5, 2:32 PM PST	Winter Weather Advisory	EKA	Del Norte, Humboldt	16 hr
Dec 5, 2:34 PM PST	Freeze Watch	STO		20 hr
Dec 6, 1:50 AM PST	Wind Advisory	VEF	San Bernardino	20 hr
Dec 6, 2:33 AM PST	Small Craft Advisory	MTR		60 hr
Dec 6, 2:34 AM PST	Gale Warning	EKA		60 hr
Dec 6, 3:51 AM PST	Wind Advisory	SGX	Riverside, San Bernardino, San Diego	23 hr
Dec 6, 4:06 AM PST	Dense Fog Advisory	HNX		6 hr
Dec 6, 4:26 AM PST	Frost Advisory	EKA	Del Norte, Humboldt, Mendocino	30 hr
Dec 6, 4:26 AM PST	Freeze Warning	EKA	Del Norte, Humboldt	30 hr
Dec 6, 4:56 AM PST	Wind Advisory	LOX		22 hr
Dec 6, 7:15 AM PST	Dense Fog Advisory	STO		3 hr
Dec 6, 10:12 AM PST	Freeze Warning	STO		23 hr
Dec 6, 1:20 PM PST	High Wind Watch	MFR	Modoc, Siskiyou	39 hr
Dec 6, 2:44 PM PST	Winter Storm Watch	MFR	Modoc, Siskiyou	26 hr
Dec 6, 3:01 PM PST	Winter Weather Advisory	EKA	Del Norte, Humboldt, Trinity	42 hr
Dec 6, 3:10 PM PST	Winter Weather Advisory	REV	Alpine, El Dorado, Lassen, Modoc, Mono, Nevada and 3 more	43 hr
Dec 6, 3:14 PM PST	Winter Weather Advisory	STO		43 hr
Dec 6, 4:32 PM PST	Gale Watch	EKA		10 hr
Dec 7, 12:35 AM PST	Dense Fog Advisory	HNX		9 hr
Dec 7, 2:34 AM PST	Gale Warning	MTR		24 hr
Dec 7, 2:34 AM PST	Small Craft Advisory	MTR		30 hr
Dec 7, 2:52 AM PST	Small Craft Advisory	EKA		15 hr
Dec 7, 2:52 AM PST	Small Craft Advisory	EKA		35 hr
Dec 7, 8:54 AM PST	Small Craft Advisory	LOX		30 hr
Dec 7, 4:37 PM PST	Ice Storm Warning	MFR	Siskiyou	16 hr
Dec 7, 4:37 PM PST	Winter Weather Advisory	MFR	Modoc, Siskiyou	23 hr
Dec 7, 8:56 PM PST	Wind Advisory	MFR	Siskiyou	31 hr
Dec 7, 10:49 PM PST	Wind Advisory	EKA	Del Norte, Humboldt	12 hr
Dec 8, 4:01 AM PST	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	33 hr
Dec 8, 4:33 AM PST	High Wind Warning	MFR	Modoc	20 hr
Dec 8, 1:17 PM PST	Wind Advisory	REV	Mono	5 hr
Dec 8, 2:25 PM PST	Small Craft Advisory	EKA		25 hr
Dec 9, 2:34 AM PST	Small Craft Advisory	MTR		36 hr
Dec 9, 3:04 AM PST	Wind Advisory	REV	Alpine, El Dorado, Lassen, Modoc, Mono, Nevada and 3 more	36 hr
Dec 9, 4:17 AM PST	Winter Weather Advisory	MFR	Modoc	30 hr
Dec 9, 1:31 PM PST	Flood Watch	REV	Alpine, El Dorado, Nevada, Placer	28 hr
Dec 9, 2:21 PM PST	Small Craft Advisory	LOX		37 hr
Dec 9, 2:57 PM PST	Small Craft Advisory for Hazardous Seas	EKA		12 hr
Dec 9, 3:00 PM PST	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	37 hr
Dec 9, 8:19 PM PST	Small Craft Advisory	EKA		7 hr
Dec 9, 10:15 PM PST	River Flood Warning	REV	Nevada, Placer	25 hr
Dec 10, 2:35 AM PST	Small Craft Advisory	MTR		54 hr
Dec 10, 3:04 AM PST	Small Craft Advisory	EKA		11 hr
Dec 10, 6:57 AM PST	Areal Flood Advisory	REV	Alpine, El Dorado, Nevada, Placer, Sierra	12 hr
Dec 10, 8:55 AM PST	Areal Flood Advisory	EKA	Mendocino	8 hr
Dec 10, 11:00 AM PST	Areal Flood Advisory	STO	Alpine, Amador, Butte, Calaveras, El Dorado, Nevada and 5 more	12 hr
Dec 11, 3:54 AM PST	Winter Storm Watch	STO		24 hr
Dec 11, 4:00 AM PST	Dense Fog Advisory	STO		6 hr
Dec 11, 1:40 PM PST	Flood Watch	STO		5 days
Dec 11, 2:17 PM PST	Coastal Flood Advisory	EKA	Humboldt	22 hr
Dec 11, 2:22 PM PST	Winter Storm Watch	REV	Alpine, El Dorado, Lassen, Modoc, Nevada, Placer and 2 more	24 hr
Dec 11, 5:46 PM PST	Small Craft Advisory	LOX		9 hr
Dec 12, 3:30 AM PST	Winter Storm Watch	STO		72 hr
Dec 12, 3:30 AM PST	Winter Weather Advisory	STO		24 hr
Dec 12, 2:00 PM PST	Winter Storm Watch	MFR	Modoc	25 hr
Dec 12, 2:19 PM PST	Small Craft Advisory	MTR		3 days
Dec 12, 2:27 PM PST	High Wind Watch	REV	Alpine, El Dorado, Mono, Nevada, Placer	20 hr
Dec 12, 2:30 PM PST	Winter Weather Advisory	REV	Alpine, El Dorado, Lassen, Modoc, Nevada, Placer and 2 more	44 hr
Dec 12, 3:38 PM PST	Coastal Flood Advisory	EKA	Humboldt	21 hr
Dec 12, 5:35 PM PST	Flood Watch	EKA	Del Norte, Humboldt, Mendocino, Trinity	70 hr
Dec 12, 7:06 PM PST	Coastal Flood Statement	MTR	Marin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma	65 hr
Dec 12, 8:55 PM PST	Gale Watch	EKA		18 hr
Dec 13, 3:19 AM PST	High Wind Watch	MFR	Modoc	10 hr
Dec 13, 3:50 AM PST	Wind Advisory	STO		66 hr
Dec 13, 10:00 AM PST	Flash Flood Watch	MTR	Marin, Monterey, Napa, San Mateo, Santa Clara, Santa Cruz and 1 more	60 hr
Dec 13, 10:24 AM PST	High Wind Warning	REV	Alpine, El Dorado, Lassen, Modoc, Mono, Nevada and 3 more	66 hr
Dec 13, 10:33 AM PST	Flood Watch	REV	Alpine, El Dorado, Lassen, Nevada, Placer, Plumas and 1 more	65 hr
Dec 13, 12:41 PM PST	Winter Storm Watch	HNX		24 hr
Dec 13, 1:42 PM PST	High Wind Warning	MFR	Modoc, Siskiyou	41 hr
Dec 13, 1:42 PM PST	Wind Advisory	MFR	Modoc, Siskiyou	41 hr
Dec 13, 1:45 PM PST	Flood Watch	HNX		61 hr
Dec 13, 1:45 PM PST	Flash Flood Watch	HNX		61 hr
Dec 13, 2:28 PM PST	High Wind Watch	VEF	San Bernardino	24 hr
Dec 13, 2:28 PM PST	Wind Advisory	VEF	Inyo	39 hr
Dec 13, 2:43 PM PST	Winter Storm Warning	MFR	Siskiyou	25 hr
Dec 13, 2:43 PM PST	Winter Weather Advisory	MFR	Modoc, Siskiyou	19 hr
Dec 13, 2:43 PM PST	Winter Weather Advisory	VEF	Inyo	67 hr
Dec 13, 2:58 PM PST	Gale Warning	EKA		30 hr
Dec 13, 2:58 PM PST	Small Craft Advisory	EKA		16 hr
Dec 13, 2:58 PM PST	Hazardous Seas Warning	EKA		6 hr
Dec 13, 3:13 PM PST	Coastal Flood Advisory	EKA	Del Norte, Humboldt	20 hr
Dec 13, 3:16 PM PST	River Flood Watch	EKA	Mendocino	24 hr
Dec 13, 3:16 PM PST	River Flood Watch	EKA	Humboldt	24 hr
Dec 13, 3:30 PM PST	Flood Watch	MFR	Modoc, Siskiyou	55 hr
Dec 13, 3:30 PM PST	Flood Watch	MFR	Siskiyou	51 hr
Dec 13, 4:52 PM PST	Flash Flood Watch	MFR	Siskiyou	29 hr
Dec 13, 7:21 PM PST	Wind Advisory	EKA	Del Norte, Humboldt	24 hr
Dec 13, 8:46 PM PST	Small Craft Advisory	EKA		6 hr
Dec 14, 3:01 AM PST	Small Craft Advisory	MTR		34 hr
Dec 14, 3:08 AM PST	Flash Flood Watch	LOX	Los Angeles	57 hr
Dec 14, 3:09 AM PST	High Wind Watch	LOX		23 hr
Dec 14, 4:19 AM PST	High Wind Watch	MTR	Marin, Monterey, San Benito, San Mateo, Santa Clara, Santa Cruz and 1 more	23 hr
Dec 14, 9:07 AM PST	Gale Watch	LOX		17 hr
Dec 14, 9:12 AM PST	Flash Flood Watch	SGX	San Bernardino	51 hr
Dec 14, 9:34 AM PST	High Wind Watch	SGX	Riverside, San Bernardino, San Diego	21 hr
Dec 14, 11:42 AM PST	Coastal Flood Warning	EKA	Del Norte, Humboldt	78 min
Dec 14, 12:25 PM PST	Winter Storm Warning	HNX		46 hr
Dec 14, 1:43 PM PST	Areal Flood Warning	EKA	Del Norte	3 hr
Dec 14, 1:57 PM PST	Areal Flood Advisory	EKA	Del Norte	4 hr
Dec 14, 2:28 PM PST	Gale Warning	MTR		31 hr
Dec 14, 2:28 PM PST	Gale Warning	MTR		31 hr
Dec 14, 2:32 PM PST	River Flood Warning	REV	Nevada, Placer	57 hr
Dec 14, 2:39 PM PST	High Wind Warning	VEF	Inyo, San Bernardino	61 hr
Dec 14, 2:39 PM PST	Wind Advisory	VEF	Inyo, San Bernardino	61 hr
Dec 14, 2:50 PM PST	River Flood Advisory	EKA	Mendocino	39 hr
Dec 14, 2:58 PM PST	Winter Storm Warning	STO		37 hr
Dec 14, 3:05 PM PST	Winter Storm Warning	REV	Alpine, El Dorado, Mono, Nevada, Placer	43 hr
Dec 14, 3:15 PM PST	River Flood Warning	EKA	Mendocino	44 hr
Dec 14, 3:15 PM PST	River Flood Warning	EKA	Humboldt	49 hr
Dec 14, 3:15 PM PST	River Flood Warning	EKA	Humboldt	24 hr
Dec 14, 6:07 PM PST	Areal Flood Advisory	MTR	Marin, Napa, Sonoma	12 hr
Dec 14, 7:46 PM PST	River Flood Warning	HNX	Mariposa	32 hr
Dec 14, 8:10 PM PST	Small Craft Advisory	LOX		25 hr
Dec 14, 8:12 PM PST	Areal Flood Advisory	EKA	Del Norte, Humboldt	3 hr
Dec 14, 8:29 PM PST	River Flood Warning	STO	Tehama	42 hr
Dec 14, 9:02 PM PST	Gale Warning	EKA		6 hr
Dec 14, 9:02 PM PST	Small Craft Advisory	EKA		39 hr
Dec 14, 9:42 PM PST	Areal Flood Warning	EKA	Del Norte, Humboldt	6 hr
Dec 14, 10:51 PM PST	Coastal Flood Advisory	EKA	Humboldt	7 hr
Dec 15, 12:12 AM PST	Areal Flood Advisory	EKA	Humboldt	10 hr
Dec 15, 2:19 AM PST	Gale Warning	LOX		48 hr
Dec 15, 2:26 AM PST	Small Craft Advisory	SGX		56 hr
Dec 15, 2:32 AM PST	High Wind Warning	LOX		27 hr
Dec 15, 2:32 AM PST	Wind Advisory	LOX	Santa Barbara	25 hr
Dec 15, 3:06 AM PST	Small Craft Advisory	MTR		3 days
Dec 15, 3:40 AM PST	Wind Advisory	MTR	Alameda, Contra Costa, Marin, Monterey, San Benito, San Mateo and 3 more	21 hr
Dec 15, 4:00 AM PST	River Flood Warning	STO	Tehama	24 hr
Dec 15, 5:32 AM PST	Areal Flood Advisory	EKA	Mendocino	11 hr
Dec 15, 5:49 AM PST	High Wind Warning	VEF	Inyo	6 hr
Dec 15, 6:06 AM PST	Coastal Flood Warning	EKA	Humboldt	8 hr
Dec 15, 6:27 AM PST	High Wind Warning	SGX	Riverside, San Bernardino, San Diego	44 hr
Dec 15, 10:24 AM PST	Areal Flood Advisory	MTR	Marin, Napa, Sonoma	6 hr
Dec 15, 10:30 AM PST	River Flood Warning	EKA	Mendocino	22 hr
Dec 15, 12:07 PM PST	Areal Flood Advisory	REV	Lassen, Plumas, Sierra	8 hr
Dec 15, 12:46 PM PST	High Wind Warning	PSR		27 hr
Dec 15, 12:46 PM PST	Wind Advisory	PSR		31 hr
Dec 15, 12:46 PM PST	Wind Advisory	PSR		37 hr
Dec 15, 12:57 PM PST	Flash Flood Warning	MTR	Marin, Sonoma	4 hr
Dec 15, 1:32 PM PST	High Surf Advisory	LOX	Los Angeles	36 hr
Dec 15, 1:42 PM PST	Wind Advisory	HNX		32 hr
Dec 15, 1:58 PM PST	Winter Weather Advisory	HNX		36 hr
Dec 15, 3:01 PM PST	Areal Flood Advisory	REV	Alpine, El Dorado, Nevada, Placer	8 hr
Dec 15, 3:12 PM PST	Areal Flood Advisory	MTR	Alameda, Contra Costa	4 hr
Dec 15, 3:16 PM PST	Areal Flood Advisory	MTR	City and County of San Francisco, San Mateo	4 hr
Dec 15, 3:31 PM PST	Areal Flood Advisory	STO	Butte, Colusa, El Dorado, Nevada, Placer, Sacramento and 4 more	6 hr
Dec 15, 3:38 PM PST	Flash Flood Warning	MTR	Napa	3 hr
Dec 15, 3:56 PM PST	River Flood Advisory	EKA	Mendocino	15 hr
Dec 15, 4:13 PM PST	Flash Flood Warning	MTR	Marin	3 hr
Dec 15, 4:16 PM PST	Areal Flood Advisory	MTR	Marin, Napa, Sonoma	3 hr
Dec 15, 4:33 PM PST	Areal Flood Advisory	STO	Butte, Nevada, Placer, Plumas, Sierra, Yuba	5 hr
Dec 15, 4:44 PM PST	Winter Weather Advisory	LOX	Santa Barbara	41 hr
Dec 15, 4:58 PM PST	Areal Flood Advisory	MTR	Santa Clara, Santa Cruz	4 hr
Dec 15, 4:59 PM PST	Areal Flood Warning	STO	Amador, Butte, Colusa, El Dorado, Nevada, Placer and 6 more	6 hr
Dec 15, 5:08 PM PST	Flash Flood Warning	MTR	Marin, Sonoma	3 hr
Dec 15, 5:27 PM PST	Areal Flood Advisory	MTR	San Mateo, Santa Cruz	3 hr
Dec 15, 5:29 PM PST	Flash Flood Warning	MTR	Santa Clara	46 min
Dec 15, 5:46 PM PST	Areal Flood Advisory	MTR	Alameda, Contra Costa	3 hr
Dec 15, 5:52 PM PST	Areal Flood Advisory	HNX	Madera, Mariposa	53 min
Dec 15, 6:12 PM PST	Flash Flood Warning	MTR	Santa Clara	3 hr
Dec 15, 6:16 PM PST	Flash Flood Warning	MTR	Monterey	6 hr
Dec 15, 6:30 PM PST	Areal Flood Advisory	LOX	San Luis Obispo	6 hr
Dec 15, 6:38 PM PST	Flash Flood Warning	MTR	San Mateo, Santa Clara, Santa Cruz	4 hr
Dec 15, 6:43 PM PST	Areal Flood Advisory	HNX	Madera, Mariposa	2 hr
Dec 15, 6:48 PM PST	Areal Flood Advisory	HNX	Fresno, Tulare	117 min
Dec 15, 7:20 PM PST	Areal Flood Advisory	MTR	Monterey, San Benito	3 hr
Dec 15, 8:40 PM PST	Flash Flood Warning	LOX	San Luis Obispo	5 hr
Dec 15, 8:46 PM PST	Areal Flood Advisory	HNX	Madera, Mariposa	59 min
Dec 15, 9:02 PM PST	Small Craft Advisory	MTR		48 hr
Dec 15, 9:51 PM PST	Areal Flood Advisory	HNX	Fresno, Madera, Mariposa	54 min
Dec 15, 10:24 PM PST	Areal Flood Advisory	STO	Amador, Butte, El Dorado, Nevada, Placer, Plumas and 5 more	3 hr
Dec 15, 10:46 PM PST	Flash Flood Warning	HNX	Kern, Tulare	89 min
Dec 15, 11:09 PM PST	Flash Flood Warning	HNX	Fresno, Tulare	96 min
Dec 15, 11:09 PM PST	Areal Flood Advisory	REV	Alpine, El Dorado, Nevada, Placer	7 hr
Dec 15, 11:55 PM PST	Flash Flood Warning	HNX	Tulare	95 min
Dec 16, 12:11 AM PST	Areal Flood Advisory	LOX	Ventura	3 hr
Dec 16, 12:13 AM PST	Flash Flood Warning	HNX	Kern, Tulare	92 min
Dec 16, 1:50 AM PST	Areal Flood Advisory	LOX	Los Angeles	6 hr
Dec 16, 1:58 AM PST	Frost Advisory	EKA	Humboldt, Mendocino	31 hr
Dec 16, 1:58 AM PST	Freeze Watch	EKA	Del Norte, Humboldt	13 hr
Dec 16, 1:58 AM PST	Small Craft Advisory	LOX		55 hr
Dec 16, 2:19 AM PST	Wind Advisory	SGX	Orange, San Diego	24 hr
Dec 16, 2:23 AM PST	River Flood Warning	STO	Tehama	26 hr
Dec 16, 2:23 AM PST	River Flood Warning	STO	Butte, Glenn	35 hr
Dec 16, 2:43 AM PST	Small Craft Advisory	MTR		18 hr
Dec 16, 3:29 AM PST	Flash Flood Warning	LOX	Los Angeles	3 hr
Dec 16, 4:00 AM PST	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	13 hr
Dec 16, 5:55 AM PST	Wind Advisory	LOX	Los Angeles	21 hr
Dec 16, 7:14 AM PST	Frost Advisory	MTR	Alameda, Contra Costa, Monterey, San Mateo, Santa Clara, Santa Cruz	25 hr
Dec 16, 7:14 AM PST	Frost Advisory	MTR	Alameda, Contra Costa, Marin, Monterey, City and County of San Francisco, San Mateo and 3 more	49 hr
Dec 16, 7:14 AM PST	Freeze Warning	MTR	Marin, Napa, Sonoma	25 hr
Dec 16, 7:14 AM PST	Freeze Warning	MTR	Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 4 more	49 hr
Dec 16, 7:47 AM PST	Areal Flood Advisory	LOX	Los Angeles	118 min
Dec 16, 8:29 AM PST	Wind Advisory	LOX	Los Angeles	30 hr
Dec 16, 9:39 AM PST	Areal Flood Advisory	SGX	San Bernardino	3 hr
Dec 16, 11:47 AM PST	Frost Advisory	LOX		20 hr
Dec 16, 12:13 PM PST	Small Craft Advisory	EKA		57 hr
Dec 16, 2:10 PM PST	Freeze Watch	HNX		24 hr
Dec 16, 2:10 PM PST	Freeze Watch	HNX		24 hr
Dec 16, 2:53 PM PST	River Flood Warning	STO	Butte, Glenn	22 hr
Dec 16, 2:55 PM PST	Freeze Warning	EKA	Del Norte, Humboldt	10 hr
Dec 16, 2:55 PM PST	Hard Freeze Warning	EKA	Del Norte, Humboldt	18 hr
Dec 16, 3:26 PM PST	Freeze Watch	STO		18 hr
Dec 16, 5:29 PM PST	Freeze Watch	LOX		10 hr
Dec 16, 5:29 PM PST	Freeze Warning	LOX		15 hr
Dec 16, 5:29 PM PST	Hard Freeze Watch	LOX	Santa Barbara	10 hr
Dec 17, 3:08 AM PST	Frost Advisory	SGX	Riverside, San Bernardino, San Diego	29 hr
Dec 17, 3:08 AM PST	Freeze Warning	SGX	San Bernardino	29 hr
Dec 17, 3:12 AM PST	Wind Advisory	VEF	San Bernardino	64 hr
Dec 17, 3:28 AM PST	Freeze Warning	LOX		30 hr
Dec 17, 3:28 AM PST	Hard Freeze Warning	LOX	Santa Barbara	30 hr
Dec 17, 9:35 AM PST	Hard Freeze Watch	STO		23 hr
Dec 17, 9:35 AM PST	Hard Freeze Warning	STO		23 hr
Dec 17, 1:33 PM PST	Wind Advisory	SGX	Orange, Riverside, San Bernardino, San Diego	68 hr
Dec 17, 2:03 PM PST	Frost Advisory	LOX	Los Angeles	19 hr
Dec 17, 2:03 PM PST	Freeze Watch	LOX		24 hr
Dec 17, 2:03 PM PST	Hard Freeze Watch	LOX	Santa Barbara	24 hr
Dec 17, 2:33 PM PST	Hard Freeze Watch	HNX		24 hr
Dec 17, 2:33 PM PST	Hard Freeze Warning	HNX		18 hr
Dec 17, 3:10 PM PST	Hard Freeze Warning	EKA	Humboldt, Mendocino	18 hr
Dec 17, 7:24 PM PST	Wind Advisory	LOX	Los Angeles	65 hr
Dec 17, 8:14 PM PST	Small Craft Advisory	LOX		48 hr
Dec 17, 8:47 PM PST	Freeze Warning	VEF	San Bernardino	11 hr
Dec 18, 3:07 AM PST	Hard Freeze Warning	VEF	San Bernardino	29 hr
Dec 18, 5:18 AM PST	Beach Hazards Statement	EKA	Del Norte, Humboldt, Mendocino	43 hr
Dec 18, 8:57 AM PST	Hard Freeze Warning	STO		24 hr
Dec 18, 12:14 PM PST	Freeze Warning	MTR	Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 4 more	20 hr
Dec 18, 2:24 PM PST	Hard Freeze Warning	HNX		19 hr
Dec 18, 2:27 PM PST	Frost Advisory	LOX	Los Angeles	19 hr
Dec 18, 2:27 PM PST	Freeze Warning	LOX		19 hr
Dec 18, 2:27 PM PST	Hard Freeze Warning	LOX	Santa Barbara	19 hr
Dec 18, 6:44 PM PST	High Wind Warning	LOX		17 hr
Dec 18, 6:44 PM PST	Wind Advisory	LOX		41 hr
Dec 18, 7:15 PM PST	Frost Advisory	MTR	Alameda, Contra Costa, Marin, Monterey, San Mateo, Santa Clara and 2 more	13 hr
Dec 19, 3:29 AM PST	Small Craft Advisory	EKA		6 days
Dec 19, 10:01 AM PST	Beach Hazards Statement	MTR	Marin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma	8 hr
Dec 19, 1:02 PM PST	Frost Advisory	LOX		20 hr
Dec 19, 1:02 PM PST	Freeze Warning	LOX		20 hr
Dec 19, 2:22 PM PST	Hard Freeze Warning	HNX		19 hr
Dec 20, 8:47 AM PST	Winter Storm Watch	REV	Alpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more	28 hr
Dec 20, 12:36 PM PST	High Surf Advisory	LOX		5 days
Dec 20, 12:37 PM PST	Small Craft Advisory for Hazardous Seas	LOX		56 hr
Dec 20, 1:19 PM PST	Beach Hazards Statement	MTR	Marin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma	29 hr
Dec 20, 1:48 PM PST	Winter Storm Watch	HNX		23 hr
Dec 20, 2:56 PM PST	Winter Storm Watch	STO		25 hr
Dec 20, 9:11 PM PST	Small Craft Advisory	EKA		5 days
Dec 20, 9:11 PM PST	Hazardous Seas Warning	EKA		15 hr
Dec 20, 9:28 PM PST	High Surf Advisory	EKA	Del Norte, Humboldt	15 hr
Dec 21, 12:17 PM PST	Winter Storm Warning	REV	Alpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more	64 hr
Dec 21, 12:17 PM PST	Winter Weather Advisory	REV	Alpine, El Dorado, Lassen, Modoc, Nevada, Placer and 2 more	70 hr
Dec 21, 12:31 PM PST	Winter Storm Warning	HNX		63 hr
Dec 21, 12:36 PM PST	Winter Storm Watch	VEF	Inyo	25 hr
Dec 21, 1:48 PM PST	Gale Watch	MTR		25 hr
Dec 21, 1:48 PM PST	Small Craft Advisory	MTR		4 days
Dec 21, 2:34 PM PST	Winter Storm Warning	MFR	Siskiyou	55 hr
Dec 21, 2:34 PM PST	Winter Weather Advisory	MFR	Modoc, Siskiyou	64 hr
Dec 21, 3:50 PM PST	Winter Storm Watch	EKA	Del Norte, Humboldt	13 hr
Dec 21, 3:51 PM PST	Winter Storm Warning	STO		54 hr
Dec 21, 6:29 PM PST	Wind Advisory	LOX	Los Angeles	15 hr
Dec 21, 9:50 PM PST	Areal Flood Advisory	LOX	Los Angeles	5 hr
Dec 21, 11:24 PM PST	Small Craft Advisory	LOX		4 hr
Dec 21, 11:47 PM PST	Flash Flood Watch	PSR		13 hr
Dec 22, 12:41 AM PST	Areal Flood Advisory	SGX	Orange, Riverside, San Bernardino, San Diego	6 hr
Dec 22, 3:03 AM PST	Small Craft Advisory	MTR		3 days
Dec 22, 3:07 AM PST	Areal Flood Advisory	SGX	Riverside, San Bernardino	4 hr
Dec 22, 4:12 AM PST	Winter Storm Watch	SGX	Riverside, San Bernardino, San Diego	24 hr
Dec 22, 4:20 AM PST	Areal Flood Advisory	LOX	Los Angeles	115 min
Dec 22, 4:33 AM PST	Winter Weather Advisory	EKA	Del Norte, Humboldt, Trinity	53 hr
Dec 22, 5:15 AM PST	Areal Flood Advisory	PSR	Imperial, Riverside, San Bernardino	3 hr
Dec 22, 5:37 AM PST	Winter Storm Watch	LOX		21 hr
Dec 22, 6:47 AM PST	Areal Flood Advisory	SGX	Orange, Riverside, San Bernardino	118 min
Dec 22, 7:00 AM PST	Dense Fog Advisory	HNX		5 hr
Dec 22, 8:48 AM PST	Areal Flood Advisory	SGX	Orange, Riverside, San Bernardino	117 min
Dec 22, 10:08 AM PST	Areal Flood Advisory	SGX	Riverside	3 hr
Dec 22, 11:03 AM PST	Winter Weather Advisory	HNX		53 hr
Dec 22, 1:01 PM PST	Areal Flood Advisory	SGX	Riverside	3 hr
Dec 22, 1:07 PM PST	Winter Storm Warning	VEF	Inyo	54 hr
Dec 22, 1:07 PM PST	Winter Weather Advisory	VEF	Inyo	43 hr
Dec 22, 1:16 PM PST	Wind Advisory	MFR	Siskiyou	26 hr
Dec 22, 2:43 PM PST	Flash Flood Watch	LOX	Los Angeles	37 hr
Dec 22, 7:06 PM PST	Flash Flood Watch	SGX	San Bernardino	35 hr
Dec 22, 7:43 PM PST	Small Craft Advisory	SGX		56 hr
Dec 22, 8:40 PM PST	Small Craft Advisory	LOX		5 days
Dec 23, 1:13 AM PST	Dense Fog Advisory	VEF	San Bernardino	8 hr
Dec 23, 2:53 AM PST	Winter Storm Warning	LOX		33 hr
Dec 23, 2:53 AM PST	Winter Weather Advisory	LOX		54 hr
Dec 23, 3:40 AM PST	Wind Advisory	SGX	Orange, Riverside, San Bernardino, San Diego	47 hr
Dec 23, 3:58 AM PST	Wind Advisory	LOX	Santa Barbara	14 hr
Dec 23, 4:10 AM PST	Winter Storm Warning	SGX	Riverside, San Bernardino, San Diego	47 hr
Dec 23, 4:44 AM PST	Dense Fog Advisory	PSR		2 hr
Dec 23, 6:01 AM PST	Beach Hazards Statement	LOX		58 hr
Dec 23, 8:05 AM PST	High Wind Warning	LOX		14 hr
Dec 23, 9:54 AM PST	Wind Advisory	HNX		12 hr
Dec 23, 10:57 AM PST	Areal Flood Advisory	MTR	Santa Cruz	2 hr
Dec 23, 12:42 PM PST	Wind Advisory	PSR		30 hr
Dec 23, 4:40 PM PST	Areal Flood Advisory	LOX	San Luis Obispo, Santa Barbara	3 hr
Dec 23, 4:42 PM PST	Areal Flood Advisory	LOX	Ventura	6 hr
Dec 23, 4:57 PM PST	Flash Flood Warning	HNX	Kern, Tulare	6 hr
Dec 23, 7:03 PM PST	Areal Flood Advisory	LOX	Los Angeles	8 hr
Dec 23, 7:32 PM PST	Areal Flood Advisory	HNX	Fresno, Kern, Madera, Tulare	4 hr
Dec 23, 7:39 PM PST	Areal Flood Advisory	LOX	Santa Barbara	111 min
Dec 23, 8:09 PM PST	Areal Flood Advisory	HNX	Kern	3 hr
Dec 23, 8:26 PM PST	Areal Flood Advisory	VEF	San Bernardino	3 hr
Dec 23, 8:50 PM PST	Small Craft Advisory for Rough Bar	MTR		19 hr
Dec 23, 9:19 PM PST	Flash Flood Warning	LOX	Los Angeles	116 min
Dec 23, 9:22 PM PST	Winter Weather Advisory	STO		13 hr
Dec 23, 9:26 PM PST	Areal Flood Advisory	SGX	Orange, Riverside, San Bernardino, San Diego	6 hr
Dec 23, 10:00 PM PST	Areal Flood Advisory	HNX	Kern	2 hr
Dec 23, 11:02 PM PST	Flash Flood Warning	LOX	Los Angeles	4 hr
Dec 23, 11:42 PM PST	Areal Flood Advisory	HNX	Tulare	63 min
Dec 23, 11:49 PM PST	Areal Flood Advisory	HNX	Kern	56 min
Dec 24, 2:03 AM PST	Winter Weather Advisory	MTR	Monterey, San Mateo, Santa Clara, Santa Cruz	11 hr
Dec 24, 2:07 AM PST	Wind Advisory	HNX		20 hr
Dec 24, 2:14 AM PST	Wind Advisory	VEF	San Bernardino	20 hr
Dec 24, 3:52 AM PST	Wind Advisory	LOX	Los Angeles	16 hr
Dec 24, 10:02 AM PST	Hard Freeze Watch	STO		23 hr
Dec 24, 10:02 AM PST	Hard Freeze Warning	STO		23 hr
Dec 24, 12:10 PM PST	Freeze Warning	MTR	Marin, Napa, Sonoma	20 hr
Dec 24, 3:02 PM PST	Frost Advisory	LOX	Los Angeles	18 hr
Dec 24, 3:02 PM PST	Freeze Warning	LOX		18 hr
Dec 24, 7:03 PM PST	Frost Advisory	SGX	Riverside, San Bernardino, San Diego	13 hr
Dec 25, 3:04 AM PST	Small Craft Advisory	LOX		6 hr
Dec 25, 9:02 AM PST	Hard Freeze Warning	STO		24 hr
Dec 25, 2:40 PM PST	Small Craft Advisory for Hazardous Seas	LOX		6 hr
Dec 25, 9:07 PM PST	Small Craft Advisory for Hazardous Seas	LOX		6 hr
Dec 26, 2:30 AM PST	Small Craft Advisory	MTR		7 hr
Dec 26, 8:54 AM PST	Wind Advisory	LOX	Los Angeles	30 hr
Dec 26, 12:35 PM PST	High Wind Warning	MFR	Modoc	31 hr
Dec 26, 12:35 PM PST	Wind Advisory	MFR	Modoc	33 hr
Dec 26, 2:29 PM PST	Frost Advisory	LOX		19 hr
Dec 26, 2:30 PM PST	Small Craft Advisory	EKA		6 days
Dec 26, 2:35 PM PST	Small Craft Advisory	MTR		48 hr
Dec 26, 10:56 PM PST	Freeze Warning	MTR	Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 1 more	10 hr
Dec 27, 6:16 PM PST	Small Craft Advisory	LOX		14 hr
Dec 28, 1:43 PM PST	Small Craft Advisory	MTR		25 hr
Dec 29, 2:53 AM PST	Small Craft Advisory for Rough Bar	MTR		18 hr
Dec 29, 2:53 AM PST	Small Craft Advisory	MTR		48 hr
Dec 29, 3:25 AM PST	Gale Watch	EKA		22 hr
Dec 29, 7:51 PM PST	Winter Weather Advisory	HNX		47 hr
Dec 29, 8:03 PM PST	Winter Weather Advisory	LOX	Santa Barbara	61 hr
Dec 29, 9:08 PM PST	Winter Weather Advisory	SGX	Riverside, San Bernardino	16 hr
Dec 29, 9:10 PM PST	Gale Watch	MTR		17 hr
Dec 30, 1:19 AM PST	Gale Warning	EKA		49 hr
Dec 30, 12:53 PM PST	Winter Storm Warning	SGX	Riverside, San Bernardino	41 hr
Dec 30, 2:31 PM PST	Winter Storm Warning	LOX		42 hr
Dec 30, 2:33 PM PST	Gale Warning	MTR		12 hr
Dec 30, 9:21 PM PST	Dense Fog Advisory	HNX		10 hr
Dec 31, 2:34 AM PST	Hazardous Seas Warning	EKA		12 hr
Dec 31, 2:45 AM PST	Small Craft Advisory	MTR		48 hr
Dec 31, 4:38 AM PST	Flash Flood Watch	LOX	Los Angeles	18 hr
Dec 31, 2:56 PM PST	Areal Flood Advisory	HNX	Fresno, Kern, Kings, Tulare	6 hr

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

Product	Alerts
Flooding
Areal Flood Warning	3
Flash Flood Warning	17
River Flood Warning	12
Flash Flood Watch	9
Flood Watch	7
River Flood Watch	2
Areal Flood Advisory	54
River Flood Advisory	2
Winter
Ice Storm Warning	1
Winter Storm Warning	13
Winter Storm Watch	13
Winter Weather Advisory	24
Cold
Freeze Warning	18
Hard Freeze Warning	12
Freeze Watch	8
Hard Freeze Watch	5
Frost Advisory	15
Wind and dust
High Wind Warning	14
High Wind Watch	7
Lake Wind Advisory	4
Wind Advisory	40
Fire
Red Flag Warning	2
Fire Weather Watch	2
Fog and smoke
Dense Fog Advisory	10
Coast and beach
Coastal Flood Warning	2
Coastal Flood Advisory	4
High Surf Advisory	5
Beach Hazards Statement	5
Coastal Flood Statement	1
Marine
Gale Warning	11
Hazardous Seas Warning	3
Gale Watch	7
Small Craft Advisory	47
Small Craft Advisory for Hazardous Seas	4
Small Craft Advisory for Rough Bar	3

By county

Every county with at least one alert. A county page lists each alert that covered it.

13 more counties

Nearby

Alerts in force now Tornadoes on record The radar archive 2015 2017

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.