Weather alerts in California, October 2021

322 weather alerts in October 2021, 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 October 2021. Tap one for its archive.

Alerts: 322
Warnings: 83
Watches: 44
Advisories: 174
Busiest day: October 24, 202143 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 1, 8:55 PM PDT	Dense Fog Advisory	LOX		12 hr
Oct 2, 8:36 AM PDT	Small Craft Advisory	EKA		54 hr
Oct 2, 1:42 PM PDT	Small Craft Advisory	MTR		31 hr
Oct 3, 5:46 AM PDT	Dense Fog Advisory	EKA	Del Norte, Humboldt	4 hr
Oct 4, 2:13 AM PDT	Dense Fog Advisory	EKA	Del Norte, Humboldt	8 hr
Oct 4, 2:38 AM PDT	Small Craft Advisory	MTR		5 days
Oct 4, 12:20 PM PDT	Beach Hazards Statement	SGX	Orange, San Diego	15 hr
Oct 4, 2:25 PM PDT	Small Craft Advisory	EKA		4 days
Oct 4, 3:21 PM PDT	Special Marine Warning	LOX		54 min
Oct 4, 3:37 PM PDT	Special Marine Warning	SGX		21 min
Oct 4, 6:02 PM PDT	Special Weather Statement	SGX	San Diego	43 min
Oct 4, 6:24 PM PDT	Special Marine Warning	LOX		66 min
Oct 4, 7:10 PM PDT	Special Weather Statement	SGX	San Diego	50 min
Oct 4, 7:42 PM PDT	Special Marine Warning	LOX		108 min
Oct 4, 8:17 PM PDT	Special Weather Statement	SGX	Orange	43 min
Oct 4, 8:54 PM PDT	Special Weather Statement	LOX	Los Angeles	36 min
Oct 5, 2:41 AM PDT	Small Craft Advisory	MTR		18 hr
Oct 5, 4:23 AM PDT	Special Weather Statement	PSR	Imperial	52 min
Oct 5, 4:30 AM PDT	Special Weather Statement	PSR	Imperial	45 min
Oct 5, 4:49 AM PDT	Special Weather Statement	PSR	Imperial	41 min
Oct 5, 5:21 AM PDT	Areal Flood Advisory	PSR	Imperial	96 min
Oct 6, 2:32 AM PDT	Small Craft Advisory	EKA		54 hr
Oct 6, 3:05 AM PDT	Small Craft Advisory	LOX		35 hr
Oct 7, 2:45 AM PDT	Small Craft Advisory	MTR		42 hr
Oct 7, 3:04 AM PDT	Small Craft Advisory	LOX		72 hr
Oct 7, 1:25 PM PDT	Frost Advisory	EKA	Humboldt, Lake, Mendocino, Trinity	19 hr
Oct 7, 1:28 PM PDT	Winter Weather Advisory	HNX	Madera, Mariposa, Tuolumne	25 hr
Oct 7, 1:55 PM PDT	Fire Weather Watch	STO		61 hr
Oct 7, 2:21 PM PDT	Fire Weather Watch	MTR	Alameda, Contra Costa, Monterey, San Benito, San Mateo, Santa Clara and 1 more	61 hr
Oct 7, 2:27 PM PDT	Small Craft Advisory	MTR		37 hr
Oct 7, 2:56 PM PDT	Fire Weather Watch	EKA		60 hr
Oct 7, 3:06 PM PDT	Wind Advisory	VEF	Inyo, San Bernardino	29 hr
Oct 8, 1:56 AM PDT	Wind Advisory	LOX		25 hr
Oct 8, 12:00 PM PDT	Freeze Watch	REV	Lassen, Modoc, Plumas, Sierra	39 hr
Oct 8, 1:35 PM PDT	High Wind Watch	HNX	Fresno, Kern, Kings, Madera, Mariposa, Merced and 1 more	48 hr
Oct 8, 1:35 PM PDT	Wind Advisory	HNX	Kern	8 hr
Oct 8, 1:52 PM PDT	Freeze Warning	MFR	Siskiyou	19 hr
Oct 8, 2:07 PM PDT	High Wind Watch	STO		37 hr
Oct 8, 2:32 PM PDT	Small Craft Advisory	EKA		4 days
Oct 8, 3:34 PM PDT	Gale Watch	MTR		35 hr
Oct 8, 8:21 PM PDT	Freeze Warning	VEF		12 hr
Oct 9, 1:16 AM PDT	High Wind Watch	VEF	Inyo, San Bernardino	25 hr
Oct 9, 2:29 AM PDT	Gale Watch	EKA		24 hr
Oct 9, 2:49 AM PDT	Small Craft Advisory	MTR		48 hr
Oct 9, 2:49 AM PDT	Small Craft Advisory	MTR		6 days
Oct 9, 3:07 AM PDT	Wind Advisory	LOX		9 hr
Oct 9, 3:07 AM PDT	Wind Advisory	LOX		24 hr
Oct 9, 3:27 AM PDT	Gale Warning	LOX		18 hr
Oct 9, 3:27 AM PDT	Small Craft Advisory	LOX		41 hr
Oct 9, 12:11 PM PDT	Wind Advisory	PSR	Imperial, Riverside, San Bernardino	62 hr
Oct 9, 12:17 PM PDT	High Wind Watch	SGX	San Bernardino	15 hr
Oct 9, 12:17 PM PDT	Wind Advisory	SGX	Orange, Riverside, San Bernardino, San Diego	63 hr
Oct 9, 12:28 PM PDT	Small Craft Advisory	SGX		71 hr
Oct 9, 1:21 PM PDT	Fire Weather Watch	HNX	Fresno, Kern, Kings, Madera, Mariposa, Merced and 1 more	24 hr
Oct 9, 1:26 PM PDT	Freeze Watch	EKA	Humboldt, Lake, Mendocino, Trinity	16 hr
Oct 9, 1:50 PM PDT	Wind Advisory	MTR	Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 5 more	54 hr
Oct 9, 2:08 PM PDT	High Wind Watch	LOX		26 hr
Oct 9, 7:20 PM PDT	High Surf Advisory	LOX	Los Angeles	64 hr
Oct 9, 9:10 PM PDT	Gale Watch	LOX		6 hr
Oct 10, 1:47 AM PDT	High Wind Warning	VEF	Inyo, San Bernardino	51 hr
Oct 10, 1:47 AM PDT	Wind Advisory	VEF	San Bernardino	60 hr
Oct 10, 2:30 AM PDT	Gale Warning	EKA		43 hr
Oct 10, 2:30 AM PDT	Freeze Warning	REV	Lassen, Modoc, Plumas, Sierra	3 days
Oct 10, 2:30 AM PDT	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	54 hr
Oct 10, 2:32 AM PDT	Freeze Watch	MFR	Siskiyou	35 hr
Oct 10, 2:43 AM PDT	Gale Warning	MTR		48 hr
Oct 10, 2:46 AM PDT	High Wind Warning	LOX	Santa Barbara	48 hr
Oct 10, 2:46 AM PDT	Wind Advisory	LOX		7 hr
Oct 10, 2:46 AM PDT	Wind Advisory	LOX	Santa Barbara	3 days
Oct 10, 2:51 AM PDT	Gale Warning	SGX		48 hr
Oct 10, 2:54 AM PDT	High Wind Warning	SGX	Riverside, San Bernardino, San Diego	48 hr
Oct 10, 2:57 AM PDT	Wind Advisory	STO		44 hr
Oct 10, 2:58 AM PDT	Gale Warning	LOX		66 hr
Oct 10, 2:58 AM PDT	Small Craft Advisory	LOX		34 hr
Oct 10, 3:03 AM PDT	Red Flag Warning	MTR	Alameda, Contra Costa, Monterey, San Benito, San Mateo, Santa Clara and 1 more	62 hr
Oct 10, 3:15 AM PDT	Red Flag Warning	STO		64 hr
Oct 10, 3:19 AM PDT	Red Flag Warning	EKA		64 hr
Oct 10, 5:31 AM PDT	Wind Advisory	HNX	Fresno, Kern, Kings, Madera, Mariposa, Merced and 1 more	41 hr
Oct 10, 12:02 PM PDT	High Surf Advisory	SGX	Orange, San Diego	44 hr
Oct 10, 12:58 PM PDT	High Wind Warning	PSR	Imperial, San Bernardino	36 hr
Oct 10, 1:15 PM PDT	High Wind Warning	HNX	Kern, Tulare	34 hr
Oct 10, 1:22 PM PDT	Red Flag Warning	HNX	Fresno, Kern, Kings, Madera, Mariposa, Merced and 1 more	34 hr
Oct 10, 1:44 PM PDT	Wind Advisory	REV	Mono	30 hr
Oct 10, 2:55 PM PDT	Frost Advisory	EKA	Humboldt, Trinity	13 hr
Oct 10, 2:55 PM PDT	Freeze Watch	EKA	Humboldt, Mendocino, Trinity	23 hr
Oct 10, 8:52 PM PDT	Small Craft Advisory	LOX		16 hr
Oct 10, 8:54 PM PDT	Frost Advisory	MFR	Siskiyou	12 hr
Oct 10, 9:21 PM PDT	Wind Advisory	LOX	Los Angeles	39 hr
Oct 10, 10:58 PM PDT	Wind Advisory	MFR	Modoc, Siskiyou	22 hr
Oct 11, 2:46 AM PDT	Frost Advisory	SGX	San Bernardino	9 hr
Oct 11, 3:45 AM PDT	Frost Advisory	MTR	Monterey	28 hr
Oct 11, 4:11 AM PDT	Frost Advisory	LOX		29 hr
Oct 11, 4:11 AM PDT	Freeze Watch	LOX		32 hr
Oct 11, 7:58 AM PDT	Hard Freeze Watch	EKA	Humboldt, Trinity	6 hr
Oct 11, 8:08 AM PDT	Blowing Dust Advisory	PSR	Imperial, Riverside, San Bernardino	16 hr
Oct 11, 12:29 PM PDT	Blowing Dust Advisory	SGX	San Bernardino	10 hr
Oct 11, 1:36 PM PDT	Frost Advisory	MFR	Siskiyou	19 hr
Oct 11, 1:36 PM PDT	Freeze Warning	MFR	Siskiyou	19 hr
Oct 11, 2:06 PM PDT	Hazardous Seas Warning	EKA		13 hr
Oct 11, 2:11 PM PDT	Freeze Warning	EKA	Del Norte, Humboldt, Lake, Mendocino	19 hr
Oct 11, 2:11 PM PDT	Hard Freeze Warning	EKA	Humboldt, Trinity	19 hr
Oct 11, 3:21 PM PDT	Blowing Dust Warning	PSR	Imperial, Riverside	7 hr
Oct 11, 3:21 PM PDT	Blowing Dust Advisory	PSR	Imperial, Riverside	9 hr
Oct 11, 8:51 PM PDT	Small Craft Advisory	EKA		24 hr
Oct 11, 11:08 PM PDT	Wind Advisory	LOX		22 hr
Oct 12, 2:41 AM PDT	Frost Advisory	MTR	Monterey	30 hr
Oct 12, 2:48 AM PDT	Small Craft Advisory	LOX		18 hr
Oct 12, 2:50 AM PDT	Small Craft Advisory	MTR		4 days
Oct 12, 3:32 AM PDT	Wind Advisory	STO		10 hr
Oct 12, 12:33 PM PDT	Frost Advisory	LOX		20 hr
Oct 12, 12:57 PM PDT	Frost Advisory	SGX	San Bernardino	20 hr
Oct 12, 2:13 PM PDT	Freeze Watch	EKA	Humboldt, Lake, Mendocino, Trinity	24 hr
Oct 12, 2:14 PM PDT	Small Craft Advisory	EKA		4 days
Oct 12, 2:26 PM PDT	Fire Weather Watch	LOX	Los Angeles	24 hr
Oct 12, 2:28 PM PDT	Red Flag Warning	STO		54 hr
Oct 12, 2:29 PM PDT	Small Craft Advisory	MTR		37 hr
Oct 12, 9:02 PM PDT	Small Craft Advisory	LOX		65 hr
Oct 13, 3:11 AM PDT	Wind Advisory	LOX		24 hr
Oct 13, 2:11 PM PDT	Red Flag Warning	LOX	Los Angeles	3 days
Oct 13, 2:15 PM PDT	Frost Advisory	EKA	Del Norte, Mendocino	19 hr
Oct 13, 2:15 PM PDT	Freeze Warning	EKA	Humboldt, Lake, Mendocino, Trinity	19 hr
Oct 14, 11:41 AM PDT	Wind Advisory	LOX	Los Angeles	48 hr
Oct 14, 2:05 PM PDT	Frost Advisory	EKA	Humboldt, Lake, Mendocino, Trinity	19 hr
Oct 15, 11:01 AM PDT	Wind Advisory	REV	Alpine, El Dorado, Lassen, Modoc, Mono, Nevada and 3 more	66 hr
Oct 15, 1:47 PM PDT	Wind Advisory	MFR	Modoc, Siskiyou	55 hr
Oct 15, 2:14 PM PDT	Small Craft Advisory	LOX		22 hr
Oct 16, 2:33 AM PDT	Wind Advisory	VEF	Inyo, San Bernardino	62 hr
Oct 16, 2:52 AM PDT	Small Craft Advisory	MTR		54 hr
Oct 16, 12:29 PM PDT	Winter Weather Advisory	REV	Alpine, El Dorado, Lassen, Modoc, Mono, Nevada and 3 more	48 hr
Oct 16, 12:30 PM PDT	Winter Weather Advisory	STO		45 hr
Oct 16, 1:03 PM PDT	Wind Advisory	HNX	Fresno, Kern, Kings, Merced	49 hr
Oct 17, 2:01 AM PDT	Small Craft Advisory	MTR		19 hr
Oct 17, 3:13 AM PDT	Winter Weather Advisory	MFR	Modoc	32 hr
Oct 17, 5:38 AM PDT	Red Flag Warning	REV	Madera, Mono	20 hr
Oct 17, 5:41 AM PDT	High Wind Warning	REV	Mono	20 hr
Oct 17, 9:19 AM PDT	Winter Weather Advisory	HNX	Fresno, Madera, Mariposa, Tuolumne	20 hr
Oct 17, 2:46 PM PDT	Gale Watch	EKA		12 hr
Oct 18, 2:26 AM PDT	Small Craft Advisory	LOX		31 hr
Oct 18, 2:32 AM PDT	Small Craft Advisory	MTR		3 days
Oct 18, 3:00 AM PDT	Gale Warning	EKA		48 hr
Oct 18, 3:00 AM PDT	Small Craft Advisory	EKA		40 hr
Oct 18, 1:17 PM PDT	Wind Advisory	MFR	Modoc, Siskiyou	49 hr
Oct 18, 2:08 PM PDT	Wind Advisory	EKA	Del Norte, Humboldt, Mendocino	36 hr
Oct 18, 2:10 PM PDT	Winter Weather Advisory	EKA		45 hr
Oct 18, 2:58 PM PDT	Gale Watch	MTR		11 hr
Oct 18, 7:30 PM PDT	Wind Advisory	LOX		8 hr
Oct 19, 2:05 AM PDT	Gale Warning	MTR		25 hr
Oct 19, 2:05 AM PDT	Small Craft Advisory	MTR		5 days
Oct 19, 2:05 AM PDT	Small Craft Advisory	MTR		12 hr
Oct 19, 8:54 AM PDT	Winter Weather Advisory	MFR	Siskiyou	21 hr
Oct 19, 12:23 PM PDT	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	23 hr
Oct 19, 1:39 PM PDT	Wind Advisory	MTR	Alameda, Contra Costa, Marin, Napa, City and County of San Francisco, San Mateo and 3 more	14 hr
Oct 20, 2:42 AM PDT	Hazardous Seas Warning	EKA		6 hr
Oct 20, 3:30 AM PDT	Wind Advisory	MFR	Modoc, Siskiyou	53 hr
Oct 20, 8:54 AM PDT	Small Craft Advisory	EKA		4 days
Oct 20, 11:30 AM PDT	Flash Flood Watch	REV	Lassen, Plumas, Sierra	48 hr
Oct 20, 11:31 AM PDT	Flash Flood Watch	STO		47 hr
Oct 20, 2:15 PM PDT	Small Craft Advisory	MTR		4 days
Oct 20, 2:49 PM PDT	Gale Warning	EKA		29 hr
Oct 21, 2:48 AM PDT	Small Craft Advisory	LOX		24 hr
Oct 21, 2:48 AM PDT	Small Craft Advisory	LOX		24 hr
Oct 21, 3:34 AM PDT	Wind Advisory	EKA	Del Norte, Humboldt	16 hr
Oct 21, 7:49 AM PDT	High Surf Advisory	LOX		6 hr
Oct 21, 12:23 PM PDT	Winter Storm Watch	HNX	Fresno, Kern, Madera, Mariposa, Tulare, Tuolumne	47 hr
Oct 21, 12:45 PM PDT	Flash Flood Watch	HNX	Fresno, Kern, Madera, Mariposa, Tulare, Tuolumne	4 days
Oct 21, 2:28 PM PDT	Beach Hazards Statement	LOX	Los Angeles	56 hr
Oct 21, 2:28 PM PDT	High Surf Advisory	LOX		56 hr
Oct 21, 2:35 PM PDT	Winter Storm Watch	REV	Alpine, El Dorado, Mono, Nevada, Placer	45 hr
Oct 21, 2:38 PM PDT	Flood Watch	REV	Alpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more	4 days
Oct 21, 2:41 PM PDT	Flood Watch	STO		3 days
Oct 21, 2:41 PM PDT	Winter Storm Watch	STO		49 hr
Oct 21, 2:45 PM PDT	Winter Storm Watch	VEF	Inyo	47 hr
Oct 21, 2:59 PM PDT	Small Craft Advisory	MTR		3 days
Oct 21, 8:17 PM PDT	Flash Flood Watch	EKA		10 hr
Oct 21, 9:01 PM PDT	Small Craft Advisory	EKA		50 hr
Oct 22, 2:48 AM PDT	Small Craft Advisory	LOX		63 hr
Oct 22, 4:16 AM PDT	Areal Flood Advisory	STO	Colusa, Glenn, Shasta, Tehama	5 hr
Oct 22, 4:25 AM PDT	Flash Flood Warning	MFR	Siskiyou	2 hr
Oct 22, 5:15 AM PDT	Areal Flood Advisory	STO	Butte, Lassen, Plumas, Shasta, Sierra, Tehama	7 hr
Oct 22, 8:14 AM PDT	Areal Flood Advisory	REV	Lassen, Plumas	3 hr
Oct 22, 10:48 AM PDT	Flash Flood Watch	MTR	Marin, Monterey, Napa, San Mateo, Santa Clara, Santa Cruz and 1 more	65 hr
Oct 22, 12:05 PM PDT	Flash Flood Watch	MFR	Siskiyou	59 hr
Oct 22, 12:55 PM PDT	Beach Hazards Statement	SGX	Orange, San Diego	33 hr
Oct 22, 12:56 PM PDT	High Surf Advisory	MTR	Marin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma	10 hr
Oct 22, 1:09 PM PDT	Flood Watch	STO		58 hr
Oct 22, 1:09 PM PDT	Flash Flood Watch	STO		71 hr
Oct 22, 1:38 PM PDT	Wind Advisory	MTR	Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 5 more	57 hr
Oct 22, 1:43 PM PDT	Wind Advisory	STO		54 hr
Oct 22, 2:18 PM PDT	High Surf Warning	MTR	Marin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma	4 days
Oct 22, 2:24 PM PDT	Gale Watch	LOX		36 hr
Oct 22, 2:58 PM PDT	Gale Watch	EKA		12 hr
Oct 22, 2:58 PM PDT	Hazardous Seas Watch	EKA		24 hr
Oct 22, 2:59 PM PDT	High Wind Warning	MFR	Modoc, Siskiyou	56 hr
Oct 22, 2:59 PM PDT	Wind Advisory	MFR	Modoc	56 hr
Oct 22, 3:02 PM PDT	Wind Advisory	EKA	Del Norte, Humboldt, Mendocino	47 hr
Oct 22, 3:30 PM PDT	Flood Watch	EKA	Del Norte, Humboldt, Lake, Mendocino, Trinity	53 hr
Oct 22, 9:02 PM PDT	High Surf Warning	EKA	Del Norte, Humboldt, Mendocino	68 hr
Oct 22, 9:02 PM PDT	High Surf Advisory	EKA	Mendocino	52 hr
Oct 23, 2:59 AM PDT	Gale Warning	EKA		32 hr
Oct 23, 3:41 AM PDT	Gale Warning	MTR		41 hr
Oct 23, 3:41 AM PDT	Small Craft Advisory	MTR		29 hr
Oct 23, 4:46 AM PDT	Flood Watch	MFR	Siskiyou	36 hr
Oct 23, 11:13 AM PDT	Winter Storm Warning	HNX	Fresno, Kern, Madera, Mariposa, Tulare, Tuolumne	58 hr
Oct 23, 11:27 AM PDT	High Wind Warning	REV	Mono	40 hr
Oct 23, 11:43 AM PDT	Winter Storm Warning	REV	Alpine, El Dorado, Mono, Nevada, Placer	57 hr
Oct 23, 1:04 PM PDT	Wind Advisory	HNX	Fresno, Kern, Kings, Merced	58 hr
Oct 23, 2:06 PM PDT	Wind Advisory	LOX		13 hr
Oct 23, 2:07 PM PDT	Winter Storm Warning	VEF	Inyo	56 hr
Oct 23, 2:14 PM PDT	Wind Advisory	VEF	Inyo, San Bernardino	54 hr
Oct 23, 2:47 PM PDT	Hazardous Seas Warning	EKA		60 hr
Oct 23, 3:42 PM PDT	Winter Storm Warning	STO		54 hr
Oct 23, 9:09 PM PDT	Small Craft Advisory	LOX		21 hr
Oct 23, 9:48 PM PDT	High Surf Advisory	LOX	Los Angeles	4 days
Oct 24, 1:20 AM PDT	High Surf Advisory	SGX	Orange, San Diego	3 days
Oct 24, 1:49 AM PDT	Small Craft Advisory	SGX		48 hr
Oct 24, 2:49 AM PDT	Gale Warning	LOX		30 hr
Oct 24, 2:49 AM PDT	Small Craft Advisory	LOX		4 days
Oct 24, 4:58 AM PDT	Areal Flood Advisory	EKA	Lake, Mendocino	3 hr
Oct 24, 5:19 AM PDT	Flash Flood Warning Considerable damage threat	STO	Lassen, Plumas	22 hr
Oct 24, 5:28 AM PDT	Areal Flood Advisory	MTR	Marin, Napa, Sonoma	18 hr
Oct 24, 5:48 AM PDT	Areal Flood Advisory	EKA	Lake, Mendocino	5 hr
Oct 24, 6:11 AM PDT	Flash Flood Warning	REV	Lassen, Plumas	21 hr
Oct 24, 6:42 AM PDT	Flash Flood Warning	REV	Lassen, Plumas	20 hr
Oct 24, 7:25 AM PDT	Areal Flood Advisory	EKA	Humboldt, Trinity	4 hr
Oct 24, 7:47 AM PDT	Flash Flood Warning Considerable damage threat	STO	El Dorado	25 hr
Oct 24, 7:50 AM PDT	Areal Flood Warning	MTR	Sonoma	3 hr
Oct 24, 8:00 AM PDT	Areal Flood Advisory	REV	Lassen, Plumas, Sierra	3 hr
Oct 24, 8:11 AM PDT	Flash Flood Watch	LOX		28 hr
Oct 24, 8:24 AM PDT	Areal Flood Advisory	EKA	Lake, Mendocino	7 hr
Oct 24, 9:06 AM PDT	River Flood Watch	EKA	Mendocino	3 hr
Oct 24, 9:52 AM PDT	Areal Flood Advisory	STO	Amador, Butte, Calaveras, Colusa, El Dorado, Glenn and 12 more	40 hr
Oct 24, 10:28 AM PDT	Areal Flood Warning	EKA	Lake, Mendocino	8 hr
Oct 24, 10:54 AM PDT	Areal Flood Warning	MTR	Sonoma	48 hr
Oct 24, 11:12 AM PDT	Areal Flood Warning	REV	Lassen, Nevada, Plumas, Sierra	2 hr
Oct 24, 11:57 AM PDT	River Flood Warning	EKA	Mendocino	16 hr
Oct 24, 12:14 PM PDT	Areal Flood Warning	MTR	Napa, Sonoma	14 hr
Oct 24, 12:27 PM PDT	Flash Flood Warning Considerable damage threat	MTR	Napa, Sonoma	5 hr
Oct 24, 12:28 PM PDT	Flash Flood Warning	MTR	Napa	62 min
Oct 24, 1:19 PM PDT	Areal Flood Warning	REV	Alpine, El Dorado, Lassen, Nevada, Placer, Plumas and 1 more	8 hr
Oct 24, 1:35 PM PDT	River Flood Warning	MTR	Napa	6 hr
Oct 24, 1:38 PM PDT	Wind Advisory	SGX	Riverside, San Bernardino, San Diego	36 hr
Oct 24, 1:58 PM PDT	Areal Flood Advisory	MTR	Marin	9 hr
Oct 24, 2:19 PM PDT	Wind Advisory	LOX	Los Angeles, Santa Barbara	28 hr
Oct 24, 3:00 PM PDT	Areal Flood Warning	MTR	Marin	3 hr
Oct 24, 3:13 PM PDT	Small Craft Advisory	MTR		60 hr
Oct 24, 3:23 PM PDT	Areal Flood Warning	MTR	Napa	3 hr
Oct 24, 3:27 PM PDT	River Flood Warning	REV	Nevada, Placer	11 hr
Oct 24, 3:49 PM PDT	Areal Flood Warning	MTR	Sonoma	11 hr
Oct 24, 3:52 PM PDT	River Flood Warning	EKA	Mendocino	5 hr
Oct 24, 3:55 PM PDT	Areal Flood Advisory	MTR	Marin	7 hr
Oct 24, 4:15 PM PDT	Areal Flood Advisory	MTR	Alameda, Contra Costa	10 hr
Oct 24, 4:19 PM PDT	Areal Flood Advisory	MTR	City and County of San Francisco, San Mateo, Santa Clara, Santa Cruz	10 hr
Oct 24, 4:47 PM PDT	Areal Flood Warning	REV	Alpine, El Dorado, Mono	12 hr
Oct 24, 4:49 PM PDT	High Surf Warning	LOX		44 hr
Oct 24, 5:45 PM PDT	Flash Flood Warning Considerable damage threat	STO	Nevada, Placer	9 hr
Oct 24, 6:26 PM PDT	Areal Flood Advisory	EKA	Lake, Mendocino	109 min
Oct 24, 8:19 PM PDT	Areal Flood Advisory	MTR	Monterey, San Benito, San Mateo, Santa Clara, Santa Cruz	9 hr
Oct 24, 11:10 PM PDT	Flash Flood Warning Considerable damage threat	REV	Alpine, El Dorado, Mono	6 hr
Oct 24, 11:40 PM PDT	Areal Flood Warning	HNX	Fresno, Madera, Mariposa, Tuolumne	14 hr
Oct 24, 11:46 PM PDT	Areal Flood Advisory	HNX	Fresno, Madera, Mariposa, Merced, Tuolumne	6 hr
Oct 25, 12:06 AM PDT	Areal Flood Advisory	STO	Calaveras, San Joaquin, Stanislaus, Tuolumne	26 hr
Oct 25, 1:07 AM PDT	Flash Flood Warning Considerable damage threat	MTR	Monterey	4 hr
Oct 25, 1:47 AM PDT	Wind Advisory	PSR	Imperial, Riverside	24 hr
Oct 25, 2:14 AM PDT	Areal Flood Advisory	HNX	Fresno, Kern, Kings, Madera, Tulare	16 hr
Oct 25, 2:35 AM PDT	Areal Flood Warning	HNX	Fresno, Tulare	12 hr
Oct 25, 3:23 AM PDT	Flash Flood Warning	HNX	Fresno	4 hr
Oct 25, 4:02 AM PDT	Flash Flood Warning Considerable damage threat	HNX	Fresno, Madera	12 hr
Oct 25, 4:44 AM PDT	Areal Flood Advisory	STO	Tehama	4 hr
Oct 25, 5:00 AM PDT	Areal Flood Warning	REV	Alpine, Mono	4 hr
Oct 25, 5:22 AM PDT	Dense Fog Advisory	PSR	Imperial	3 hr
Oct 25, 5:25 AM PDT	Areal Flood Advisory	LOX	San Luis Obispo	3 hr
Oct 25, 5:52 AM PDT	Areal Flood Advisory	HNX	Fresno, Madera, Mariposa, Merced, Tuolumne	6 hr
Oct 25, 7:34 AM PDT	Areal Flood Advisory	LOX	Santa Barbara	5 hr
Oct 25, 8:22 AM PDT	Flash Flood Warning	LOX	Santa Barbara	3 hr
Oct 25, 8:54 AM PDT	Areal Flood Advisory	LOX	San Luis Obispo, Santa Barbara	3 hr
Oct 25, 10:09 AM PDT	Areal Flood Advisory	LOX	Ventura	4 hr
Oct 25, 12:24 PM PDT	Areal Flood Advisory	LOX	Los Angeles	4 hr
Oct 25, 12:59 PM PDT	Special Weather Statement	STO	Butte	31 min
Oct 25, 1:05 PM PDT	Special Weather Statement	HNX	Fresno, Madera	40 min
Oct 25, 1:37 PM PDT	Special Weather Statement	STO	Butte	38 min
Oct 25, 1:45 PM PDT	Special Weather Statement	HNX	Fresno	45 min
Oct 25, 2:52 PM PDT	Special Weather Statement	HNX	Kings	38 min
Oct 25, 2:53 PM PDT	Blowing Dust Advisory	PSR	Imperial, Riverside	6 hr
Oct 25, 3:15 PM PDT	Special Weather Statement	HNX	Kings	45 min
Oct 25, 3:22 PM PDT	Special Weather Statement	HNX	Kings	38 min
Oct 25, 3:39 PM PDT	Areal Flood Advisory	HNX	Kern, Tulare	2 hr
Oct 25, 3:48 PM PDT	Special Weather Statement	HNX	Kings	42 min
Oct 25, 3:51 PM PDT	Special Weather Statement	HNX	Fresno	39 min
Oct 25, 4:04 PM PDT	Severe Thunderstorm Warning	HNX	Kern, Kings, Tulare	26 min
Oct 25, 4:13 PM PDT	Areal Flood Advisory	SGX	Riverside, San Bernardino	4 hr
Oct 25, 4:15 PM PDT	Tornado Warning	HNX	Kern	30 min
Oct 25, 4:20 PM PDT	Flash Flood Warning Considerable damage threat	SGX	San Bernardino	3 hr
Oct 25, 4:42 PM PDT	Severe Thunderstorm Warning	HNX	Kern	48 min
Oct 25, 5:25 PM PDT	Special Weather Statement	HNX	Kern	50 min
Oct 25, 5:29 PM PDT	High Surf Advisory	EKA	Del Norte, Humboldt, Mendocino	6 hr
Oct 25, 6:05 PM PDT	Areal Flood Advisory	HNX	Kern	55 min
Oct 25, 6:31 PM PDT	Areal Flood Advisory	HNX	Kern	59 min
Oct 26, 2:28 AM PDT	Small Craft Advisory	EKA		64 hr
Oct 26, 6:50 AM PDT	Dense Fog Advisory	HNX	Fresno, Kings, Tulare	5 hr
Oct 26, 10:41 AM PDT	High Surf Advisory	MTR	Marin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma	9 hr
Oct 26, 1:52 PM PDT	Dense Fog Advisory	HNX	Fresno, Kern, Kings, Madera, Mariposa, Merced and 1 more	18 hr
Oct 26, 2:04 PM PDT	Small Craft Advisory	MTR		4 days
Oct 26, 2:17 PM PDT	Wind Advisory	LOX		18 hr
Oct 27, 5:03 AM PDT	Small Craft Advisory	EKA		4 hr
Oct 27, 8:54 AM PDT	Small Craft Advisory	EKA		33 hr
Oct 27, 2:02 PM PDT	Wind Advisory	LOX	Los Angeles	25 hr
Oct 28, 2:32 AM PDT	Small Craft Advisory	MTR		42 hr
Oct 28, 2:50 AM PDT	Wind Advisory	SGX	Orange, Riverside, San Bernardino, San Diego	12 hr
Oct 28, 3:04 AM PDT	Small Craft Advisory	LOX		65 hr
Oct 28, 8:37 AM PDT	Beach Hazards Statement	MTR	Marin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma	9 hr
Oct 28, 8:45 PM PDT	Small Craft Advisory	EKA		8 hr
Oct 29, 2:38 AM PDT	Small Craft Advisory	MTR		18 hr
Oct 29, 3:59 AM PDT	Dense Fog Advisory	STO		7 hr
Oct 29, 7:09 PM PDT	Dense Fog Advisory	LOX		14 hr
Oct 29, 9:29 PM PDT	Dense Fog Advisory	SGX	Orange, San Diego	12 hr
Oct 30, 5:04 AM PDT	Dense Fog Advisory	HNX	Fresno, Kern, Kings, Madera, Mariposa, Merced and 1 more	7 hr
Oct 30, 2:15 PM PDT	Small Craft Advisory	MTR		55 hr
Oct 30, 2:53 PM PDT	Gale Watch	EKA		11 hr
Oct 31, 2:17 AM PDT	Gale Warning	EKA		30 hr
Oct 31, 2:17 AM PDT	Small Craft Advisory	EKA		44 hr
Oct 31, 2:46 AM PDT	Small Craft Advisory	MTR		42 hr
Oct 31, 5:03 AM PDT	Dense Fog Advisory	PSR	Imperial	4 hr

By product

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

Product	Alerts
Severe storms
Severe Thunderstorm Warning	2
Tornado Warning	1
Special Weather Statement	17
Flooding
Areal Flood Warning	13
Flash Flood Warning	14
River Flood Warning	4
Flash Flood Watch	8
Flood Watch	5
River Flood Watch	1
Areal Flood Advisory	31
Winter
Winter Storm Warning	4
Winter Storm Watch	4
Winter Weather Advisory	7
Cold
Freeze Warning	6
Hard Freeze Warning	1
Freeze Watch	6
Hard Freeze Watch	1
Frost Advisory	12
Wind and dust
Blowing Dust Warning	1
High Wind Warning	8
High Wind Watch	5
Blowing Dust Advisory	4
Lake Wind Advisory	2
Wind Advisory	43
Fire
Red Flag Warning	7
Fire Weather Watch	5
Fog and smoke
Dense Fog Advisory	11
Coast and beach
High Surf Warning	3
High Surf Advisory	10
Beach Hazards Statement	4
Marine
Gale Warning	12
Hazardous Seas Warning	3
Special Marine Warning	4
Gale Watch	8
Hazardous Seas Watch	1
Small Craft Advisory	54

By county

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

18 more counties

Nearby

Alerts in force now Tornadoes on record The radar archive 2020 2022

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.