Weather alerts in California, May 2008

136 weather alerts in May 2008, 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 2008. Tap one for its archive.

Alerts: 136
Warnings: 51
Watches: 20
Advisories: 56
Busiest day: May 22, 200818 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, 2:35 AM PDT	Wind Advisory	VEF	San Bernardino	16 hr
May 1, 2:47 AM PDT	Red Flag Warning	VEF	San Bernardino	16 hr
May 1, 3:55 AM PDT	Wind Advisory	LOX		4 hr
May 1, 4:55 AM PDT	Red Flag Warning	PSR	Imperial, Riverside	13 hr
May 1, 3:25 PM PDT	Frost Advisory	EKA		17 hr
May 4, 5:21 PM PDT	Severe Thunderstorm Warning	STO	Nevada, Placer, Sutter, Yuba	39 min
May 5, 3:03 PM PDT	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	23 hr
May 6, 3:31 AM PDT	Wind Advisory	LOX		17 hr
May 6, 9:27 PM PDT	Wind Advisory	VEF	San Bernardino	24 hr
May 6, 10:38 PM PDT	Dense Fog Advisory	SGX	Orange, Riverside, San Bernardino, San Diego	10 hr
May 7, 3:01 AM PDT	Wind Advisory	LOX		18 hr
May 9, 9:04 AM PDT	Wind Advisory	LOX		11 hr
May 10, 2:52 PM PDT	Fire Weather Watch	PSR	Imperial, Riverside, San Bernardino	9 min
May 10, 3:01 PM PDT	Fire Weather Watch	PSR	Imperial, Riverside, San Bernardino	39 hr
May 10, 3:29 PM PDT	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	30 hr
May 11, 9:58 PM PDT	High Wind Warning	VEF	Inyo	9 hr
May 11, 9:58 PM PDT	Wind Advisory	VEF		9 hr
May 11, 9:58 PM PDT	Wind Advisory	VEF	San Bernardino	24 hr
May 12, 2:33 AM PDT	Wind Advisory	SGX	Riverside, San Bernardino, San Diego	23 hr
May 12, 3:16 AM PDT	Wind Advisory	LOX		18 hr
May 12, 3:26 AM PDT	Wind Advisory	PSR		19 hr
May 12, 4:18 AM PDT	Fire Weather Watch	VEF	San Bernardino	12 hr
May 12, 5:53 AM PDT	Red Flag Warning	PSR	Imperial, Riverside	15 hr
May 12, 9:30 AM PDT	Wind Advisory	STO		7 hr
May 12, 2:08 PM PDT	Excessive Heat Watch	MTR	Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 5 more	3 days
May 12, 2:40 PM PDT	Wind Advisory	PSR		26 hr
May 12, 2:43 PM PDT	Red Flag Warning	PSR	Imperial, Riverside	26 hr
May 12, 3:45 PM PDT	Wind Advisory	VEF	San Bernardino	24 hr
May 12, 3:54 PM PDT	Fire Weather Watch	STO		24 hr
May 12, 3:57 PM PDT	Red Flag Warning	VEF	San Bernardino	26 hr
May 13, 1:13 AM PDT	Wind Advisory	LOX		11 hr
May 13, 8:21 AM PDT	Wind Advisory	SGX	Riverside, San Bernardino	5 hr
May 13, 1:29 PM PDT	Excessive Heat Warning	MTR	Santa Clara	31 hr
May 13, 1:29 PM PDT	Heat Advisory	MTR	Alameda, Contra Costa, City and County of San Francisco, San Mateo, Santa Clara	31 hr
May 13, 1:29 PM PDT	Wind Advisory	MTR		25 hr
May 13, 1:59 PM PDT	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	47 hr
May 13, 3:25 PM PDT	Wind Advisory	STO		36 hr
May 13, 3:52 PM PDT	Red Flag Warning	STO		68 hr
May 14, 3:57 AM PDT	Fire Weather Watch	VEF	San Bernardino	12 hr
May 14, 2:26 PM PDT	Excessive Heat Warning	MTR	Alameda, Contra Costa, City and County of San Francisco, San Mateo, Santa Clara	30 hr
May 14, 2:26 PM PDT	Heat Advisory	MTR	Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 4 more	30 hr
May 14, 3:43 PM PDT	Red Flag Warning	VEF	San Bernardino	28 hr
May 14, 3:59 PM PDT	Lake Wind Advisory	VEF	San Bernardino	28 hr
May 15, 2:58 AM PDT	Wind Advisory	SGX	Riverside, San Bernardino	11 hr
May 15, 3:07 AM PDT	Fire Weather Watch	SGX	Riverside, San Bernardino, San Diego	23 hr
May 15, 3:07 AM PDT	Red Flag Warning	SGX	Riverside, San Bernardino	15 hr
May 15, 3:46 AM PDT	Red Flag Warning	PSR	Imperial, Riverside	15 hr
May 15, 10:13 AM PDT	Wind Advisory	MTR		5 hr
May 15, 3:14 PM PDT	Excessive Heat Warning	MTR	Santa Clara	29 hr
May 15, 3:14 PM PDT	Heat Advisory	MTR	Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 4 more	29 hr
May 16, 2:42 PM PDT	Excessive Heat Watch	MTR	Monterey, San Benito	24 hr
May 16, 2:42 PM PDT	Heat Advisory	MTR	Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 2 more	28 hr
May 17, 3:58 AM PDT	Excessive Heat Watch	PSR		10 hr
May 17, 3:58 AM PDT	Excessive Heat Watch	PSR		10 hr
May 17, 1:48 PM PDT	Excessive Heat Warning	PSR		30 hr
May 17, 1:48 PM PDT	Excessive Heat Warning	PSR		54 hr
May 17, 1:48 PM PDT	Excessive Heat Warning	PSR		3 days
May 17, 2:58 PM PDT	Excessive Heat Watch	VEF	Inyo, San Bernardino	24 hr
May 18, 5:47 AM PDT	Marine Weather Statement	MTR		6 days
May 18, 2:44 PM PDT	Fire Weather Watch	VEF	Inyo, Tulare	25 hr
May 18, 3:21 PM PDT	Excessive Heat Warning	VEF	Inyo, San Bernardino	28 hr
May 18, 3:21 PM PDT	Excessive Heat Warning	VEF	Inyo, San Bernardino	52 hr
May 18, 3:55 PM PDT	Fire Weather Watch	STO		47 hr
May 18, 9:11 PM PDT	Dense Fog Advisory	LOX		12 hr
May 19, 3:34 AM PDT	Fire Weather Watch	PSR	Imperial, Riverside, San Bernardino	35 hr
May 19, 3:41 AM PDT	Marine Weather Statement	LOX		4 days
May 19, 1:50 PM PDT	Fire Weather Watch	SGX	Riverside, San Bernardino, San Diego	14 hr
May 19, 1:50 PM PDT	Fire Weather Watch	SGX	San Bernardino	14 hr
May 19, 2:44 PM PDT	High Wind Watch	LOX		31 hr
May 19, 2:49 PM PDT	Wind Advisory	MTR	Alameda, Contra Costa, Marin, City and County of San Francisco, San Mateo, Santa Clara and 2 more	62 hr
May 19, 2:52 PM PDT	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	30 hr
May 19, 2:52 PM PDT	Wind Advisory	REV	Mono	30 hr
May 19, 3:08 PM PDT	Fire Weather Watch	PSR	Imperial, Riverside, San Bernardino	14 hr
May 19, 3:16 PM PDT	Red Flag Warning	VEF	Inyo, San Bernardino, Tulare	35 hr
May 19, 3:46 PM PDT	High Wind Watch	VEF	Inyo, San Bernardino	13 hr
May 20, 2:56 AM PDT	Wind Advisory	HNX		42 hr
May 20, 3:01 AM PDT	Red Flag Warning	PSR	Imperial, Riverside, San Bernardino	20 hr
May 20, 3:48 AM PDT	Wind Advisory	LOX		18 hr
May 20, 3:55 AM PDT	Red Flag Warning	SGX	Riverside, San Bernardino, San Diego	17 hr
May 20, 4:03 AM PDT	High Wind Warning	SGX	San Bernardino	5 hr
May 20, 4:03 AM PDT	Wind Advisory	SGX	Riverside, San Bernardino, San Diego	38 hr
May 20, 4:23 AM PDT	High Wind Warning	VEF	Inyo	32 hr
May 20, 4:23 AM PDT	Wind Advisory	VEF	Inyo, San Bernardino	43 hr
May 20, 8:33 AM PDT	High Wind Watch	SGX	Riverside, San Bernardino, San Diego	13 hr
May 20, 8:34 AM PDT	Small Craft Advisory	MTR		20 hr
May 20, 9:00 AM PDT	Gale Warning	MTR		32 hr
May 20, 1:13 PM PDT	High Wind Warning	SGX	San Bernardino	29 hr
May 20, 2:49 PM PDT	Red Flag Warning	VEF	Inyo, San Bernardino, Tulare	29 hr
May 20, 3:01 PM PDT	Red Flag Warning	PSR	Imperial, Riverside, San Bernardino	30 hr
May 20, 4:07 PM PDT	High Wind Warning	LOX		41 hr
May 20, 4:12 PM PDT	Wind Advisory	PSR		29 hr
May 20, 5:27 PM PDT	Wind Advisory	STO		4 hr
May 20, 6:16 PM PDT	Coastal Flood Statement	LOX		31 hr
May 20, 6:16 PM PDT	High Surf Advisory	LOX	Los Angeles	57 hr
May 21, 2:53 AM PDT	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	17 hr
May 21, 3:31 AM PDT	Red Flag Warning	SGX	Riverside, San Bernardino, San Diego	14 hr
May 21, 3:52 AM PDT	Wind Advisory	LOX	Los Angeles, Santa Barbara	24 hr
May 21, 4:48 AM PDT	Wind Advisory	STO		37 hr
May 21, 1:13 PM PDT	High Surf Advisory	SGX	San Diego	36 hr
May 22, 3:27 AM PDT	Marine Weather Statement	SGX		42 hr
May 22, 3:58 AM PDT	Wind Advisory	LOX		23 hr
May 22, 10:11 AM PDT	Wind Advisory	MTR		11 hr
May 22, 12:01 PM PDT	Flash Flood Warning	SGX	Orange, Riverside, San Bernardino	59 min
May 22, 12:05 PM PDT	Severe Thunderstorm Warning	SGX	Riverside	40 min
May 22, 12:37 PM PDT	Flash Flood Warning	SGX	San Diego	113 min
May 22, 12:55 PM PDT	Flash Flood Warning	SGX	Orange, Riverside	2 hr
May 22, 1:00 PM PDT	Severe Thunderstorm Warning	SGX	San Diego	45 min
May 22, 2:03 PM PDT	Severe Thunderstorm Warning	LOX	Los Angeles	57 min
May 22, 2:15 PM PDT	Flash Flood Warning	SGX	San Diego	2 hr
May 22, 2:16 PM PDT	Flash Flood Warning	LOX	Los Angeles	2 hr
May 22, 3:00 PM PDT	Severe Thunderstorm Warning	LOX	Los Angeles	60 min
May 22, 3:46 PM PDT	Severe Thunderstorm Warning	SGX	Riverside, San Bernardino	44 min
May 22, 3:50 PM PDT	Flash Flood Warning	SGX	Riverside, San Bernardino	85 min
May 22, 4:29 PM PDT	Severe Thunderstorm Warning	SGX	Riverside, San Bernardino	46 min
May 22, 4:35 PM PDT	Flash Flood Warning	LOX	Los Angeles	85 min
May 22, 4:45 PM PDT	Tornado Warning	SGX	Riverside, San Bernardino	15 min
May 22, 4:56 PM PDT	Tornado Warning	SGX	Riverside	34 min
May 22, 5:01 PM PDT	Flash Flood Warning	SGX	Riverside	89 min
May 22, 5:16 PM PDT	Tornado Warning	SGX	Riverside	29 min
May 22, 5:34 PM PDT	Tornado Warning	SGX	Riverside	26 min
May 22, 6:10 PM PDT	Flash Flood Warning	SGX	Orange	104 min
May 22, 6:18 PM PDT	Flash Flood Warning	SGX	Orange, Riverside, San Bernardino	87 min
May 23, 7:56 AM PDT	Coastal Flood Statement	LOX		64 min
May 23, 11:13 AM PDT	Areal Flood Advisory	SGX	Riverside, San Bernardino	4 hr
May 23, 11:45 AM PDT	Snow Advisory	SGX	San Bernardino	8 hr
May 23, 12:40 PM PDT	Snow Advisory	LOX		7 hr
May 23, 1:01 PM PDT	Areal Flood Advisory	LOX		2 hr
May 23, 1:53 PM PDT	Dense Fog Advisory	SGX	Orange, Riverside, San Bernardino, San Diego	19 hr
May 23, 3:18 PM PDT	Areal Flood Advisory	SGX	Riverside, San Bernardino	4 hr
May 24, 1:29 AM PDT	Marine Weather Statement	LOX		8 hr
May 24, 9:27 AM PDT	Snow Advisory	STO		12 hr
May 25, 1:36 AM PDT	Marine Weather Statement	SGX		11 hr
May 27, 10:50 AM PDT	Severe Thunderstorm Warning	REV	Mono	25 min
May 27, 3:12 PM PDT	River Flood Statement	HNX	Madera, Mariposa	6 hr
May 27, 5:30 PM PDT	River Flood Statement	HNX	Madera, Mariposa	4 hr
May 31, 7:10 AM PDT	Lake Wind Advisory	HNX		8 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	8
Tornado Warning	4
Flooding
Flash Flood Warning	10
Areal Flood Advisory	3
River Flood Statement	2
Winter
Snow Advisory	3
Heat
Excessive Heat Warning	8
Excessive Heat Watch	5
Heat Advisory	4
Cold
Frost Advisory	1
Wind and dust
High Wind Warning	5
High Wind Watch	3
Lake Wind Advisory	7
Wind Advisory	32
Fire
Red Flag Warning	15
Fire Weather Watch	12
Fog and smoke
Dense Fog Advisory	3
Coast and beach
High Surf Advisory	2
Coastal Flood Statement	2
Marine
Gale Warning	1
Small Craft Advisory	1
Marine Weather Statement	5

By county

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

Nearby

Alerts in force now Tornadoes on record The radar archive 2007 2009

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.