Weather alerts in California, May 2009

182 weather alerts in May 2009, 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 May 2009. Tap one for its archive.

Alerts: 182
Warnings: 69
Watches: 15
Advisories: 96
Busiest day: May 3, 200917 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
May 1, 2:37 AM PDT	Small Craft Advisory	LOX		18 hr
May 1, 3:08 AM PDT	Winter Storm Warning	HNX		24 hr
May 1, 3:08 AM PDT	Winter Weather Advisory	HNX		24 hr
May 1, 3:47 AM PDT	Small Craft Advisory for Winds	EKA		35 hr
May 1, 3:47 AM PDT	Small Craft Advisory for Hazardous Seas	EKA		35 hr
May 1, 3:52 AM PDT	Winter Weather Advisory	STO		6 hr
May 1, 4:42 AM PDT	Wind Advisory	VEF	San Bernardino	40 hr
May 1, 9:02 AM PDT	River Flood Warning	HNX	Mariposa	18 hr
May 1, 9:47 AM PDT	Wind Advisory	PSR		33 hr
May 1, 9:54 AM PDT	Winter Storm Warning	STO		18 hr
May 1, 11:53 AM PDT	Wind Advisory	SGX	Riverside, San Bernardino, San Diego	32 hr
May 1, 2:42 PM PDT	Winter Weather Advisory	VEF	Inyo	14 hr
May 2, 2:55 AM PDT	Small Craft Advisory	LOX		60 hr
May 2, 3:35 AM PDT	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	12 hr
May 2, 1:34 PM PDT	Wind Advisory	MFR	Siskiyou	3 hr
May 2, 3:20 PM PDT	Areal Flood Advisory	REV	Alpine, El Dorado, Nevada, Placer, Plumas, Sierra	22 hr
May 2, 4:49 PM PDT	High Wind Watch	REV	Mono	12 hr
May 2, 11:04 PM PDT	Areal Flood Advisory	STO	Shasta	11 hr
May 3, 2:48 AM PDT	Gale Warning	EKA		42 hr
May 3, 2:48 AM PDT	Hazardous Seas Warning	EKA		42 hr
May 3, 3:53 AM PDT	High Wind Warning	VEF	Inyo	16 hr
May 3, 3:53 AM PDT	Wind Advisory	VEF	San Bernardino	20 hr
May 3, 4:36 AM PDT	Small Craft Advisory	EKA		4 hr
May 3, 4:52 AM PDT	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	15 hr
May 3, 4:52 AM PDT	Wind Advisory	REV	Mono	15 hr
May 3, 12:33 PM PDT	Wind Advisory	HNX		8 hr
May 3, 1:29 PM PDT	Wind Advisory	MFR	Modoc, Siskiyou	30 hr
May 3, 1:42 PM PDT	Wind Advisory	LOX		13 hr
May 3, 2:09 PM PDT	Areal Flood Advisory	STO	Shasta	7 hr
May 3, 2:36 PM PDT	Flood Watch	STO		37 hr
May 3, 2:39 PM PDT	Small Craft Advisory	MTR		33 hr
May 3, 2:58 PM PDT	Small Craft Advisory for Winds	EKA		12 hr
May 3, 2:58 PM PDT	Small Craft Advisory for Hazardous Seas	EKA		12 hr
May 3, 3:47 PM PDT	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	52 hr
May 3, 5:28 PM PDT	Severe Thunderstorm Warning	STO	Tehama	62 min
May 4, 2:55 AM PDT	Gale Warning	LOX		6 days
May 4, 2:55 AM PDT	Small Craft Advisory	LOX		24 hr
May 4, 3:30 AM PDT	Wind Advisory	EKA		11 hr
May 4, 3:40 AM PDT	Wind Advisory	STO		20 hr
May 4, 3:51 AM PDT	Wind Advisory	REV	Mono	28 hr
May 4, 4:12 AM PDT	Areal Flood Advisory	MFR	Siskiyou	17 hr
May 4, 9:01 AM PDT	Small Craft Advisory for Rough Bar	MTR		19 hr
May 4, 9:15 AM PDT	Small Craft Advisory	LOX		5 hr
May 4, 9:43 AM PDT	Areal Flood Advisory	EKA	Del Norte, Humboldt	24 hr
May 4, 11:44 AM PDT	Areal Flood Advisory	REV	Alpine, El Dorado, Lassen, Nevada, Placer, Plumas and 1 more	24 hr
May 4, 2:26 PM PDT	Wind Advisory	LOX		12 hr
May 4, 9:03 PM PDT	Areal Flood Advisory	STO	Glenn	98 min
May 4, 10:15 PM PDT	Small Craft Advisory for Hazardous Seas	EKA		40 hr
May 5, 2:24 AM PDT	Small Craft Advisory	SGX		23 hr
May 5, 2:50 AM PDT	Gale Warning	LOX		24 hr
May 5, 2:50 AM PDT	Small Craft Advisory	LOX		24 hr
May 5, 3:00 AM PDT	Wind Advisory	HNX		44 hr
May 5, 3:14 AM PDT	Wind Advisory	VEF	San Bernardino	20 hr
May 5, 10:02 AM PDT	Wind Advisory	SGX	San Bernardino	12 hr
May 5, 10:15 AM PDT	Wind Advisory	LOX	Los Angeles	4 days
May 5, 2:16 PM PDT	Small Craft Advisory for Winds	EKA		24 hr
May 5, 2:32 PM PDT	Small Craft Advisory for Rough Bar	MTR		30 hr
May 5, 2:48 PM PDT	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	29 hr
May 6, 3:00 AM PDT	Small Craft Advisory	LOX		24 hr
May 6, 3:13 AM PDT	Small Craft Advisory	MTR		7 days
May 6, 3:48 AM PDT	High Wind Watch	LOX		8 hr
May 6, 3:48 AM PDT	Wind Advisory	LOX		17 hr
May 6, 11:27 AM PDT	High Wind Warning	LOX		46 hr
May 6, 2:18 PM PDT	Small Craft Advisory	EKA		4 days
May 6, 3:00 PM PDT	Red Flag Warning	LOX		61 hr
May 6, 8:57 PM PDT	Coastal Flood Statement	LOX		14 hr
May 6, 9:11 PM PDT	Small Craft Advisory for Rough Bar	MTR		12 hr
May 7, 3:04 AM PDT	Gale Watch	EKA		12 hr
May 7, 3:04 AM PDT	Hazardous Seas Watch	EKA		12 hr
May 7, 3:04 AM PDT	Small Craft Advisory for Winds	EKA		6 hr
May 7, 3:07 AM PDT	Gale Warning	LOX		18 hr
May 7, 3:07 AM PDT	Small Craft Advisory	LOX		48 hr
May 7, 3:17 AM PDT	Small Craft Advisory	MTR		42 hr
May 7, 3:25 AM PDT	Wind Advisory	LOX		18 hr
May 7, 2:43 PM PDT	Gale Warning	EKA		56 hr
May 7, 2:43 PM PDT	Hazardous Seas Warning	EKA		56 hr
May 8, 12:13 AM PDT	Gale Warning	MTR		51 hr
May 9, 8:56 PM PDT	Small Craft Advisory	LOX		6 hr
May 10, 3:07 AM PDT	Small Craft Advisory	LOX		42 hr
May 10, 2:50 PM PDT	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	29 hr
May 11, 2:13 AM PDT	Small Craft Advisory for Winds	EKA		13 hr
May 11, 9:10 AM PDT	Gale Warning	LOX		4 days
May 11, 1:30 PM PDT	Wind Advisory	HNX		34 hr
May 11, 2:53 PM PDT	Small Craft Advisory	EKA		42 hr
May 11, 2:58 PM PDT	Gale Watch	LOX		13 hr
May 11, 4:06 PM PDT	Fire Weather Watch	LOX		17 hr
May 11, 5:53 PM PDT	Wind Advisory	LOX		27 hr
May 12, 3:15 AM PDT	Wind Advisory	VEF	San Bernardino	20 hr
May 12, 4:04 AM PDT	High Wind Warning	LOX		55 hr
May 12, 9:30 AM PDT	Red Flag Warning	LOX		50 hr
May 12, 10:03 AM PDT	High Wind Watch	LOX		4 hr
May 12, 1:58 PM PDT	Wind Advisory	LOX	Los Angeles	45 hr
May 12, 4:21 PM PDT	Gale Warning	MTR		11 hr
May 12, 6:29 PM PDT	High Wind Warning	HNX		5 hr
May 12, 9:00 PM PDT	Small Craft Advisory	LOX		6 hr
May 12, 9:10 PM PDT	High Wind Watch	LOX		7 hr
May 13, 2:55 AM PDT	Gale Warning	MTR		3 hr
May 13, 2:58 AM PDT	Small Craft Advisory	LOX		48 hr
May 13, 3:56 AM PDT	High Wind Watch	LOX		11 hr
May 13, 2:19 PM PDT	Small Craft Advisory	MTR		63 hr
May 14, 8:47 AM PDT	Gale Warning	MTR		5 days
May 14, 8:47 AM PDT	Small Craft Advisory	MTR		12 hr
May 14, 11:16 AM PDT	Wind Advisory	LOX		16 hr
May 14, 8:55 PM PDT	Gale Watch	EKA		18 hr
May 14, 8:55 PM PDT	Small Craft Advisory	EKA		4 days
May 15, 11:23 AM PDT	Heat Advisory	MTR	Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 5 more	57 hr
May 15, 1:10 PM PDT	Excessive Heat Watch	VEF	Inyo, San Bernardino	24 hr
May 15, 2:17 PM PDT	Small Craft Advisory	MTR		61 hr
May 15, 8:32 PM PDT	Small Craft Advisory	LOX		6 hr
May 16, 3:03 AM PDT	Small Craft Advisory	LOX		6 hr
May 17, 2:03 PM PDT	Small Craft Advisory	MTR		25 hr
May 18, 2:54 AM PDT	Gale Watch	EKA		35 hr
May 18, 2:54 AM PDT	Hazardous Seas Watch	EKA		35 hr
May 18, 2:30 PM PDT	Severe Thunderstorm Warning	HNX	Kern	60 min
May 18, 2:38 PM PDT	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	29 hr
May 18, 2:49 PM PDT	Small Craft Advisory	MTR		10 days
May 18, 3:01 PM PDT	Severe Thunderstorm Warning	HNX	Madera, Mariposa	44 min
May 18, 3:49 PM PDT	Severe Thunderstorm Warning	HNX	Mariposa, Tuolumne	56 min
May 18, 3:59 PM PDT	Severe Thunderstorm Warning	LOX	San Luis Obispo, Santa Barbara	61 min
May 18, 5:07 PM PDT	Severe Thunderstorm Warning	HNX	Tulare	30 min
May 18, 9:05 PM PDT	Marine Weather Statement	LOX		14 hr
May 19, 2:57 AM PDT	Small Craft Advisory	EKA		36 hr
May 19, 2:18 PM PDT	Gale Warning	EKA		8 days
May 19, 2:18 PM PDT	Small Craft Advisory	EKA		66 hr
May 19, 2:18 PM PDT	Hazardous Seas Warning	EKA		8 days
May 19, 2:18 PM PDT	Small Craft Advisory for Winds	EKA		7 hr
May 20, 12:36 AM PDT	Small Craft Advisory for Hazardous Seas	EKA		8 hr
May 20, 5:27 AM PDT	Small Craft Advisory	LOX		27 hr
May 20, 8:53 AM PDT	Small Craft Advisory	MTR		19 hr
May 20, 2:36 PM PDT	Small Craft Advisory for Hazardous Seas	EKA		8 days
May 21, 3:33 AM PDT	Small Craft Advisory	MTR		4 days
May 22, 2:45 AM PDT	Small Craft Advisory	LOX		18 hr
May 22, 8:32 AM PDT	Small Craft Advisory for Winds	EKA		6 days
May 22, 4:13 PM PDT	Severe Thunderstorm Warning	REV	Alpine	32 min
May 22, 4:48 PM PDT	Severe Thunderstorm Warning	REV	Alpine	27 min
May 22, 5:21 PM PDT	Severe Thunderstorm Warning	REV	Alpine	24 min
May 22, 5:42 PM PDT	Areal Flood Advisory	REV	Alpine	3 hr
May 23, 1:18 PM PDT	Flash Flood Warning	REV	Mono	117 min
May 24, 5:18 AM PDT	Small Craft Advisory	LOX		45 hr
May 24, 5:29 PM PDT	Severe Thunderstorm Warning	REV	Lassen, Plumas	46 min
May 25, 5:21 PM PDT	Flash Flood Warning	REV	Alpine	114 min
May 25, 6:42 PM PDT	Severe Thunderstorm Warning	STO	Plumas, Sierra	45 min
May 26, 9:27 PM PDT	Small Craft Advisory for Rough Bar	MTR		6 hr
May 27, 3:04 AM PDT	Small Craft Advisory	MTR		24 hr
May 27, 3:50 PM PDT	Severe Thunderstorm Warning	STO	Shasta	20 min
May 27, 3:56 PM PDT	Severe Thunderstorm Warning	STO	Nevada, Sierra	43 min
May 27, 4:01 PM PDT	Severe Thunderstorm Warning	LOX	Santa Barbara	59 min
May 27, 4:05 PM PDT	Severe Thunderstorm Warning	STO	Shasta	31 min
May 27, 4:12 PM PDT	Severe Thunderstorm Warning	REV	Lassen	33 min
May 27, 4:24 PM PDT	Severe Thunderstorm Warning	STO	Tuolumne	66 min
May 27, 4:33 PM PDT	Severe Thunderstorm Warning	HNX	Madera	27 min
May 27, 5:12 PM PDT	Severe Thunderstorm Warning	STO	Amador, Calaveras	63 min
May 28, 9:00 AM PDT	Small Craft Advisory	MTR		16 hr
May 28, 2:15 PM PDT	Flash Flood Warning	STO	Tuolumne	42 min
May 28, 2:19 PM PDT	Flash Flood Warning	STO	Amador, El Dorado	110 min
May 28, 2:21 PM PDT	Flash Flood Warning	LOX	San Luis Obispo, Santa Barbara	99 min
May 28, 2:30 PM PDT	Severe Thunderstorm Warning	LOX	San Luis Obispo, Santa Barbara	90 min
May 28, 3:19 PM PDT	Severe Thunderstorm Warning	REV	Sierra	41 min
May 28, 3:35 PM PDT	Severe Thunderstorm Warning	REV	Plumas, Sierra	40 min
May 28, 3:38 PM PDT	Severe Thunderstorm Warning	EKA	Trinity	37 min
May 28, 3:57 PM PDT	Severe Thunderstorm Warning	REV	Lassen	48 min
May 28, 4:30 PM PDT	Severe Thunderstorm Warning	EKA	Trinity	30 min
May 28, 4:32 PM PDT	Flash Flood Warning	REV	Lassen	118 min
May 28, 4:56 PM PDT	Severe Thunderstorm Warning	LOX	San Luis Obispo	64 min
May 28, 4:56 PM PDT	Severe Thunderstorm Warning	REV	Lassen, Plumas	21 min
May 28, 5:37 PM PDT	Severe Thunderstorm Warning	STO	Lassen, Plumas, Shasta	44 min
May 28, 5:43 PM PDT	Areal Flood Advisory	REV	Plumas	91 min
May 28, 7:59 PM PDT	Severe Thunderstorm Warning	HNX	Tulare	46 min
May 28, 8:01 PM PDT	Small Craft Advisory	MTR		51 hr
May 28, 8:31 PM PDT	Severe Thunderstorm Warning	HNX	Fresno, Tulare	44 min
May 28, 8:45 PM PDT	Severe Thunderstorm Warning	HNX	Fresno, Kings, Tulare	45 min
May 28, 9:13 PM PDT	Severe Thunderstorm Warning	HNX	Fresno, Tulare	47 min
May 28, 9:17 PM PDT	Severe Thunderstorm Warning	HNX	Fresno, Tulare	43 min
May 28, 9:27 PM PDT	Severe Thunderstorm Warning	HNX	Fresno, Kings, Tulare	39 min
May 29, 2:47 PM PDT	Severe Thunderstorm Warning	REV	Plumas, Sierra	28 min
May 29, 5:14 PM PDT	Severe Thunderstorm Warning	HNX	Tulare	31 min
May 30, 12:52 PM PDT	Severe Thunderstorm Warning	STO	Plumas, Shasta, Tehama	24 min
May 30, 1:34 PM PDT	Severe Thunderstorm Warning	HNX	Madera	17 min
May 30, 1:35 PM PDT	Severe Thunderstorm Warning	HNX	Madera, Mariposa	40 min
May 30, 2:13 PM PDT	Small Craft Advisory	MTR		33 hr
May 31, 6:43 AM PDT	Flash Flood Watch	REV	Alpine, El Dorado, Lassen, Modoc, Mono, Nevada and 3 more	12 hr
May 31, 2:51 PM PDT	Severe Thunderstorm Warning	HNX	Kern	24 min

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	40
Flooding
Flash Flood Warning	6
River Flood Warning	1
Flash Flood Watch	1
Flood Watch	1
Areal Flood Advisory	9
Winter
Winter Storm Warning	2
Winter Weather Advisory	3
Heat
Excessive Heat Watch	1
Heat Advisory	1
Wind and dust
High Wind Warning	4
High Wind Watch	5
Lake Wind Advisory	6
Wind Advisory	24
Fire
Red Flag Warning	2
Fire Weather Watch	1
Coast and beach
Coastal Flood Statement	1
Marine
Gale Warning	11
Hazardous Seas Warning	3
Gale Watch	4
Hazardous Seas Watch	2
Small Craft Advisory	37
Small Craft Advisory for Hazardous Seas	5
Small Craft Advisory for Rough Bar	4
Small Craft Advisory for Winds	7
Marine Weather Statement	1

Nearby

Alerts in force now Tornadoes on record The radar archive 2008 2010

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.