Weather alerts in California, January 2011

200 weather alerts in January 2011, 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 January 2011. Tap one for its archive.

Alerts: 200
Warnings: 20
Watches: 17
Advisories: 157
Busiest day: January 2, 201121 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
Dec 31, 8:46 PM PST	Flood Watch	HNX		55 hr
Dec 31, 8:46 PM PST	Winter Storm Watch	HNX		16 hr
Dec 31, 9:07 PM PST	Frost Advisory	LOX	Los Angeles	12 hr
Dec 31, 9:28 PM PST	Winter Weather Advisory	REV	Alpine, El Dorado, Nevada, Placer	13 hr
Dec 31, 10:49 PM PST	Winter Weather Advisory	MFR	Siskiyou	4 hr
Jan 1, 12:58 AM PST	Winter Weather Advisory	EKA		7 hr
Jan 1, 1:30 AM PST	Winter Weather Advisory	STO		13 hr
Jan 1, 2:16 AM PST	Winter Storm Watch	VEF	Inyo	13 hr
Jan 1, 2:46 AM PST	Small Craft Advisory	MTR		30 hr
Jan 1, 3:29 AM PST	Winter Storm Watch	LOX		8 hr
Jan 1, 3:57 AM PST	Winter Weather Advisory	STO		34 hr
Jan 1, 4:23 AM PST	Winter Weather Advisory	REV	Mono	10 hr
Jan 1, 11:30 AM PST	Winter Storm Watch	LOX		22 hr
Jan 1, 11:30 AM PST	Winter Storm Warning	LOX		51 hr
Jan 1, 12:32 PM PST	Winter Storm Watch	HNX		23 hr
Jan 1, 12:32 PM PST	Winter Storm Warning	HNX		45 hr
Jan 1, 2:18 PM PST	Winter Storm Warning	REV	Mono	31 hr
Jan 1, 2:18 PM PST	Winter Weather Advisory	REV	Alpine, El Dorado, Nevada, Placer	31 hr
Jan 1, 3:11 PM PST	Winter Storm Watch	VEF	San Bernardino	24 hr
Jan 1, 3:11 PM PST	Winter Storm Warning	VEF	Inyo	49 hr
Jan 1, 6:25 PM PST	Wind Advisory	LOX	Santa Barbara	21 hr
Jan 1, 6:47 PM PST	Gale Warning	LOX		20 hr
Jan 1, 6:47 PM PST	Small Craft Advisory	LOX		32 hr
Jan 1, 9:15 PM PST	Wind Advisory	HNX		14 hr
Jan 2, 1:37 AM PST	Small Craft Advisory for Rough Bar	MTR		26 hr
Jan 2, 2:57 AM PST	Areal Flood Warning	HNX	Fresno, Madera, Mariposa, Merced	24 hr
Jan 2, 3:05 AM PST	Winter Weather Advisory	PSR		23 hr
Jan 2, 3:44 AM PST	Winter Storm Warning	SGX	San Bernardino	24 hr
Jan 2, 3:44 AM PST	Winter Weather Advisory	SGX	Riverside, San Bernardino, San Diego	38 hr
Jan 2, 5:34 AM PST	Areal Flood Advisory	LOX	San Luis Obispo, Santa Barbara	103 min
Jan 2, 7:24 AM PST	Areal Flood Advisory	LOX	San Luis Obispo, Santa Barbara	3 hr
Jan 2, 10:02 AM PST	Areal Flood Advisory	LOX	San Luis Obispo, Santa Barbara	13 hr
Jan 2, 10:47 AM PST	Winter Weather Advisory	VEF	San Bernardino	29 hr
Jan 2, 11:02 AM PST	Winter Weather Advisory	HNX		23 hr
Jan 2, 11:09 AM PST	High Wind Warning	HNX		5 hr
Jan 2, 12:00 PM PST	Areal Flood Warning	MTR	Monterey	11 hr
Jan 2, 12:57 PM PST	Special Marine Warning	LOX		93 min
Jan 2, 1:07 PM PST	Special Weather Statement	LOX	San Luis Obispo	53 min
Jan 2, 1:43 PM PST	Winter Weather Advisory	LOX	Los Angeles	19 hr
Jan 2, 2:05 PM PST	Special Weather Statement	LOX	San Luis Obispo	55 min
Jan 2, 3:35 PM PST	Small Craft Advisory for Hazardous Seas	EKA		5 hr
Jan 2, 4:01 PM PST	Wind Advisory	HNX		18 hr
Jan 2, 8:47 PM PST	Small Craft Advisory for Hazardous Seas	EKA		6 hr
Jan 2, 8:52 PM PST	Small Craft Advisory for Hazardous Seas	LOX		17 hr
Jan 3, 2:38 AM PST	Small Craft Advisory	EKA		60 hr
Jan 3, 3:59 AM PST	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	27 hr
Jan 3, 12:34 PM PST	Wind Advisory	HNX		14 hr
Jan 3, 8:51 PM PST	Dense Fog Advisory	MFR	Modoc, Siskiyou	13 hr
Jan 4, 1:15 AM PST	Dense Fog Advisory	STO		9 hr
Jan 4, 10:09 AM PST	Dense Fog Advisory	STO		111 min
Jan 4, 1:57 PM PST	Dense Fog Advisory	HNX		48 min
Jan 4, 2:31 PM PST	Dense Fog Advisory	STO		21 hr
Jan 4, 2:45 PM PST	Dense Fog Advisory	HNX		39 hr
Jan 4, 9:41 PM PST	Dense Fog Advisory	MFR	Modoc, Siskiyou	10 hr
Jan 5, 2:37 PM PST	Small Craft Advisory	EKA		4 days
Jan 5, 2:45 PM PST	Freezing Fog Advisory	REV	Mono	19 hr
Jan 5, 6:24 PM PST	Dense Fog Advisory	STO		17 hr
Jan 6, 7:13 AM PST	Marine Dense Fog Advisory	MTR		4 hr
Jan 6, 2:42 PM PST	Small Craft Advisory for Rough Bar	MTR		18 hr
Jan 6, 2:42 PM PST	Small Craft Advisory	MTR		3 days
Jan 6, 6:51 PM PST	Dense Fog Advisory	MFR	Siskiyou	14 hr
Jan 6, 6:54 PM PST	Dense Fog Advisory	STO		16 hr
Jan 7, 4:05 AM PST	Small Craft Advisory for Hazardous Seas	LOX		23 hr
Jan 7, 2:09 PM PST	Freezing Fog Advisory	REV	Lassen, Plumas, Sierra	22 hr
Jan 7, 2:27 PM PST	Small Craft Advisory	EKA		37 hr
Jan 7, 6:03 PM PST	Dense Fog Advisory	STO		16 hr
Jan 8, 3:10 AM PST	Small Craft Advisory	LOX		54 hr
Jan 8, 7:03 PM PST	Dense Fog Advisory	STO		25 hr
Jan 9, 3:37 AM PST	Hard Freeze Watch	EKA		11 hr
Jan 9, 2:32 PM PST	Hard Freeze Warning	EKA		18 hr
Jan 9, 2:58 PM PST	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	16 hr
Jan 9, 4:37 PM PST	Dense Fog Advisory	HNX		13 hr
Jan 10, 2:23 AM PST	Gale Watch	EKA		13 hr
Jan 10, 2:28 AM PST	Small Craft Advisory	MTR		54 hr
Jan 10, 10:29 AM PST	Lake Wind Advisory	VEF	San Bernardino	11 min
Jan 10, 10:46 AM PST	Lake Wind Advisory	VEF	San Bernardino	7 hr
Jan 10, 2:57 PM PST	Gale Warning	EKA		42 hr
Jan 10, 2:57 PM PST	Small Craft Advisory	EKA		3 days
Jan 11, 3:00 AM PST	Winter Weather Advisory	EKA		17 hr
Jan 11, 3:15 AM PST	Winter Weather Advisory	STO		22 hr
Jan 11, 3:27 AM PST	Winter Weather Advisory	MFR	Siskiyou	23 hr
Jan 11, 9:10 AM PST	Wind Advisory	HNX		5 hr
Jan 12, 2:27 PM PST	Small Craft Advisory	LOX		54 hr
Jan 13, 3:30 AM PST	High Wind Watch	LOX		11 hr
Jan 13, 3:30 AM PST	Wind Advisory	LOX	Los Angeles	11 hr
Jan 13, 1:00 PM PST	Wind Advisory	SGX	Orange, Riverside, San Bernardino, San Diego	47 hr
Jan 13, 2:12 PM PST	Wind Advisory	LOX	Los Angeles	48 hr
Jan 13, 2:50 PM PST	Lake Wind Advisory	VEF	San Bernardino	27 hr
Jan 13, 9:25 PM PST	Dense Fog Advisory	STO		12 hr
Jan 13, 11:16 PM PST	Dense Fog Advisory	MTR	Alameda, Contra Costa, Marin, Monterey, City and County of San Francisco, San Mateo and 3 more	10 hr
Jan 13, 11:48 PM PST	Marine Dense Fog Advisory	MTR		3 hr
Jan 14, 2:01 PM PST	Dense Fog Advisory	MTR	Marin, Napa, Sonoma	19 hr
Jan 15, 2:06 PM PST	Wind Advisory	LOX		46 hr
Jan 15, 2:23 PM PST	Small Craft Advisory	EKA		9 days
Jan 15, 2:51 PM PST	Small Craft Advisory	LOX		4 days
Jan 15, 7:18 PM PST	Marine Dense Fog Advisory	MTR		16 hr
Jan 15, 7:18 PM PST	Small Craft Advisory	MTR		4 days
Jan 15, 7:32 PM PST	Dense Fog Advisory	STO		15 hr
Jan 16, 5:21 AM PST	Dense Fog Advisory	MTR	Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 4 more	6 hr
Jan 16, 2:03 PM PST	Marine Dense Fog Advisory	MTR		21 hr
Jan 16, 3:00 PM PST	Dense Fog Advisory	MTR	Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 4 more	20 hr
Jan 16, 4:48 PM PST	Areal Flood Advisory	REV	Modoc	5 hr
Jan 17, 2:38 AM PST	Small Craft Advisory	MTR		3 days
Jan 17, 8:06 AM PST	Dense Fog Advisory	STO		114 min
Jan 17, 10:04 AM PST	Dense Fog Advisory	STO		112 min
Jan 17, 2:24 PM PST	Dense Fog Advisory	MTR	Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 4 more	21 hr
Jan 17, 2:52 PM PST	Marine Dense Fog Advisory	MTR		20 hr
Jan 17, 2:52 PM PST	Small Craft Advisory for Rough Bar	MTR		42 hr
Jan 17, 4:37 PM PST	Wind Advisory	LOX		10 hr
Jan 17, 5:24 PM PST	Dense Fog Advisory	STO		18 hr
Jan 17, 6:00 PM PST	High Wind Warning	LOX		9 hr
Jan 18, 2:42 AM PST	High Wind Watch	SGX	Orange, Riverside, San Bernardino, San Diego	35 hr
Jan 18, 12:25 PM PST	Coastal Flood Statement	LOX		46 hr
Jan 18, 12:25 PM PST	High Surf Advisory	LOX		46 hr
Jan 18, 1:14 PM PST	High Surf Advisory	SGX	San Diego	48 hr
Jan 18, 2:31 PM PST	High Wind Watch	LOX	Los Angeles	13 hr
Jan 18, 2:31 PM PST	Wind Advisory	LOX	Los Angeles	31 hr
Jan 19, 2:49 AM PST	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	31 hr
Jan 19, 3:21 AM PST	High Wind Warning	LOX	Los Angeles	36 hr
Jan 19, 3:21 AM PST	Wind Advisory	LOX	Los Angeles	48 hr
Jan 19, 8:40 AM PST	Gale Warning	LOX		12 hr
Jan 19, 9:12 AM PST	Wind Advisory	VEF	San Bernardino	33 hr
Jan 19, 1:54 PM PST	High Wind Warning	SGX	Orange, Riverside, San Bernardino, San Diego	24 hr
Jan 19, 1:54 PM PST	Wind Advisory	SGX	Orange, Riverside, San Bernardino, San Diego	28 hr
Jan 19, 2:27 PM PST	Small Craft Advisory	LOX		24 hr
Jan 20, 2:24 PM PST	Small Craft Advisory	MTR		42 hr
Jan 20, 9:28 PM PST	Dense Fog Advisory	HNX		16 hr
Jan 21, 9:25 AM PST	Small Craft Advisory for Rough Bar	MTR		53 hr
Jan 21, 12:57 PM PST	High Surf Advisory	MTR	Marin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma	30 hr
Jan 21, 1:18 PM PST	Small Craft Advisory for Hazardous Seas	SGX		37 hr
Jan 21, 1:42 PM PST	High Surf Advisory	SGX	San Diego	47 hr
Jan 21, 2:22 PM PST	Dense Fog Advisory	HNX		46 hr
Jan 22, 3:23 AM PST	Wind Advisory	VEF	San Bernardino	36 hr
Jan 22, 3:33 AM PST	Wind Advisory	SGX	Orange, Riverside, San Bernardino, San Diego	21 hr
Jan 22, 4:20 AM PST	High Surf Advisory	LOX		29 hr
Jan 22, 4:53 AM PST	High Wind Watch	LOX		8 hr
Jan 22, 6:19 AM PST	Small Craft Advisory for Hazardous Seas	LOX		38 hr
Jan 22, 6:35 AM PST	Dense Fog Advisory	STO		4 hr
Jan 22, 9:56 AM PST	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	17 hr
Jan 22, 12:59 PM PST	High Wind Warning	LOX		26 hr
Jan 22, 12:59 PM PST	Wind Advisory	LOX	Los Angeles	26 hr
Jan 22, 7:23 PM PST	Coastal Flood Statement	LOX		14 hr
Jan 22, 8:16 PM PST	Small Craft Advisory	LOX		18 hr
Jan 22, 9:34 PM PST	Dense Fog Advisory	STO		13 hr
Jan 23, 12:08 AM PST	High Wind Warning	SGX	Orange, Riverside, San Bernardino, San Diego	16 hr
Jan 23, 1:31 AM PST	Wind Advisory	PSR		8 hr
Jan 23, 2:56 AM PST	Wind Advisory	SGX	Orange, Riverside, San Bernardino, San Diego	18 hr
Jan 23, 2:10 PM PST	Dense Fog Advisory	HNX		47 hr
Jan 23, 6:23 PM PST	Dense Fog Advisory	STO		18 hr
Jan 24, 2:21 PM PST	Small Craft Advisory	MTR		12 hr
Jan 25, 3:30 AM PST	Dense Fog Advisory	STO		8 hr
Jan 25, 11:09 AM PST	Dense Fog Advisory	STO		2 hr
Jan 25, 2:11 PM PST	Dense Fog Advisory	HNX		23 hr
Jan 25, 2:57 PM PST	Lake Wind Advisory	VEF	San Bernardino	27 hr
Jan 25, 6:09 PM PST	Dense Fog Advisory	STO		19 hr
Jan 26, 2:40 AM PST	High Wind Warning	SGX	Orange, Riverside, San Bernardino, San Diego	34 hr
Jan 26, 2:40 AM PST	Wind Advisory	SGX	Orange, Riverside, San Bernardino, San Diego	34 hr
Jan 26, 2:59 AM PST	Dense Fog Advisory	MTR	Alameda, Contra Costa, Marin, Napa, Sonoma	7 hr
Jan 26, 3:16 AM PST	Wind Advisory	LOX	Los Angeles	33 hr
Jan 26, 2:15 PM PST	Dense Fog Advisory	HNX		23 hr
Jan 26, 8:16 PM PST	Dense Fog Advisory	STO		17 hr
Jan 27, 2:31 AM PST	Dense Fog Advisory	MTR	Alameda, Contra Costa, Marin, Napa, Sonoma	7 hr
Jan 27, 2:33 AM PST	Small Craft Advisory for Rough Bar	MTR		6 hr
Jan 27, 2:05 PM PST	Dense Fog Advisory	HNX		23 hr
Jan 27, 2:14 PM PST	Dense Fog Advisory	MTR	Alameda, Contra Costa, Marin, Napa, Sonoma	20 hr
Jan 27, 2:25 PM PST	Marine Dense Fog Advisory	MTR		12 hr
Jan 27, 7:02 PM PST	Dense Fog Advisory	STO		17 hr
Jan 28, 11:30 AM PST	Winter Storm Watch	HNX		27 hr
Jan 28, 2:00 PM PST	Dense Fog Advisory	HNX		16 hr
Jan 28, 8:52 PM PST	Small Craft Advisory	LOX		30 hr
Jan 28, 9:46 PM PST	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	30 hr
Jan 29, 12:06 AM PST	Dense Fog Advisory	LOX		9 hr
Jan 29, 2:41 AM PST	Small Craft Advisory	EKA		45 hr
Jan 29, 3:14 AM PST	Small Craft Advisory for Rough Bar	MTR		11 hr
Jan 29, 3:14 AM PST	Small Craft Advisory	MTR		37 hr
Jan 29, 3:31 AM PST	High Surf Advisory	EKA		32 hr
Jan 29, 3:31 AM PST	Winter Weather Advisory	STO		34 hr
Jan 29, 3:34 AM PST	Dense Fog Advisory	SGX		5 hr
Jan 29, 2:06 PM PST	Winter Weather Advisory	HNX		29 hr
Jan 30, 2:24 AM PST	Small Craft Advisory for Rough Bar	MTR		37 hr
Jan 30, 3:01 AM PST	Small Craft Advisory	LOX		3 days
Jan 30, 3:23 AM PST	Winter Weather Advisory	REV	Alpine, El Dorado, Mono, Nevada, Placer	10 hr
Jan 30, 6:35 AM PST	Dense Fog Advisory	PSR		85 min
Jan 30, 8:01 AM PST	Special Marine Warning	MTR		29 min
Jan 30, 8:01 AM PST	Wind Advisory	SGX	Riverside, San Bernardino, San Diego	12 hr
Jan 30, 8:14 AM PST	High Surf Advisory	LOX		31 hr
Jan 30, 10:10 AM PST	Wind Advisory	LOX		48 hr
Jan 30, 10:10 AM PST	Winter Weather Advisory	LOX		17 hr
Jan 30, 2:35 PM PST	Special Weather Statement	HNX	Tulare	55 min
Jan 30, 3:26 PM PST	High Wind Watch	VEF	San Bernardino	36 hr
Jan 30, 3:39 PM PST	Special Weather Statement	HNX	Kern	51 min
Jan 31, 12:17 AM PST	High Surf Advisory	SGX	San Diego	30 hr
Jan 31, 2:30 AM PST	Small Craft Advisory	EKA		42 hr
Jan 31, 5:16 AM PST	Dense Fog Advisory	STO		5 hr
Jan 31, 8:52 AM PST	Small Craft Advisory	MTR		36 hr
Jan 31, 12:45 PM PST	High Wind Watch	SGX	Orange, Riverside, San Bernardino, San Diego	14 hr
Jan 31, 1:58 PM PST	Wind Advisory	VEF	Inyo, San Bernardino	49 hr
Jan 31, 2:32 PM PST	High Wind Watch	LOX		13 hr
Jan 31, 2:36 PM PST	Small Craft Advisory	MTR		12 hr
Jan 31, 3:25 PM PST	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	43 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
Special Weather Statement	4
Flooding
Areal Flood Warning	2
Flood Watch	1
Areal Flood Advisory	4
Winter
Winter Storm Warning	5
Winter Storm Watch	7
Winter Weather Advisory	19
Cold
Hard Freeze Warning	1
Hard Freeze Watch	1
Frost Advisory	1
Wind and dust
High Wind Warning	7
High Wind Watch	7
Lake Wind Advisory	10
Wind Advisory	24
Fog and smoke
Dense Fog Advisory	45
Freezing Fog Advisory	2
Coast and beach
High Surf Advisory	8
Coastal Flood Statement	2
Marine
Gale Warning	3
Special Marine Warning	2
Gale Watch	1
Marine Dense Fog Advisory	6
Small Craft Advisory	25
Small Craft Advisory for Hazardous Seas	6
Small Craft Advisory for Rough Bar	7

Nearby

Alerts in force now Tornadoes on record The radar archive 2010 2012

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.