Weather alerts in California, May 2024

196 weather alerts in May 2024, 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 2024. Tap one for its archive.

Alerts: 196
Warnings: 30
Watches: 16
Advisories: 119
Busiest day: May 4, 202424 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
Apr 30, 8:19 PM PDT	Wind Advisory	LOX	Los Angeles, Ventura	13 hr
Apr 30, 8:39 PM PDT	High Wind Warning	HNX	Kern	8 hr
May 1, 2:45 AM PDT	Gale Warning	MTR		3 days
May 1, 2:45 AM PDT	Small Craft Advisory	MTR		4 days
May 1, 6:11 AM PDT	Dense Fog Advisory	LOX	Santa Barbara	3 hr
May 1, 12:24 PM PDT	Wind Advisory	LOX	Los Angeles	15 hr
May 2, 2:19 AM PDT	Small Craft Advisory	MTR		49 hr
May 2, 11:51 AM PDT	Winter Weather Advisory	STO		25 hr
May 2, 12:02 PM PDT	High Wind Watch	VEF	Inyo, San Bernardino	23 hr
May 2, 12:15 PM PDT	Winter Weather Advisory	HNX	Fresno, Madera, Mariposa, Tulare, Tuolumne	25 hr
May 2, 12:18 PM PDT	Winter Weather Advisory	REV	Alpine, El Dorado, Lassen, Mono, Nevada, Placer and 2 more	63 hr
May 2, 12:51 PM PDT	Wind Advisory	PSR	Imperial, Riverside, San Bernardino	3 days
May 2, 1:02 PM PDT	Wind Advisory	SGX	Riverside, San Bernardino, San Diego	3 days
May 2, 8:51 PM PDT	Small Craft Advisory	MTR		12 hr
May 3, 2:08 AM PDT	Wind Advisory	REV	Modoc	37 hr
May 3, 2:37 AM PDT	Small Craft Advisory	MTR		18 hr
May 3, 2:37 AM PDT	Small Craft Advisory	MTR		30 hr
May 3, 2:46 AM PDT	Frost Advisory	EKA	Trinity	5 hr
May 3, 2:49 AM PDT	Winter Weather Advisory	EKA	Del Norte, Humboldt, Mendocino, Trinity	38 hr
May 3, 2:56 AM PDT	Winter Weather Advisory	MFR	Siskiyou	36 hr
May 3, 3:08 AM PDT	Small Craft Advisory	EKA		45 hr
May 3, 6:14 AM PDT	Dense Fog Advisory	LOX	San Luis Obispo, Santa Barbara	3 hr
May 3, 11:19 AM PDT	High Wind Warning	VEF	Inyo	48 hr
May 3, 11:19 AM PDT	Wind Advisory	VEF	San Bernardino	54 hr
May 3, 12:45 PM PDT	Winter Storm Warning	STO		43 hr
May 3, 12:58 PM PDT	Winter Storm Warning	HNX	Fresno, Madera, Mariposa, Tulare, Tuolumne	43 hr
May 3, 1:16 PM PDT	Small Craft Advisory	SGX		62 hr
May 3, 1:47 PM PDT	Winter Storm Warning	REV	Alpine, El Dorado, Mono, Nevada, Placer	42 hr
May 3, 2:01 PM PDT	Freeze Watch	MFR	Siskiyou	14 hr
May 3, 8:28 PM PDT	Gale Watch	LOX		30 hr
May 3, 8:28 PM PDT	Small Craft Advisory	LOX		43 hr
May 3, 8:41 PM PDT	Small Craft Advisory	MTR		36 hr
May 3, 9:50 PM PDT	Wind Advisory	LOX	Los Angeles, Santa Barbara, Ventura	3 days
May 3, 11:28 PM PDT	Wind Advisory	STO		12 hr
May 3, 11:36 PM PDT	High Wind Warning	HNX	Kern, Tulare	37 hr
May 3, 11:36 PM PDT	Wind Advisory	HNX	Kern	53 hr
May 4, 3:03 AM PDT	Small Craft Advisory	LOX		71 hr
May 4, 3:12 AM PDT	Wind Advisory	LOX	Los Angeles, San Luis Obispo, Santa Barbara, Ventura	42 hr
May 4, 3:51 AM PDT	Freeze Warning	MFR	Siskiyou	28 hr
May 4, 8:33 AM PDT	Small Craft Advisory	MTR		66 hr
May 4, 8:36 AM PDT	Special Weather Statement	STO	Tehama	54 min
May 4, 8:45 AM PDT	Special Weather Statement	STO	Colusa, Solano, Sutter, Yolo	45 min
May 4, 9:03 AM PDT	Special Weather Statement	MTR	Alameda, Contra Costa, San Mateo	87 min
May 4, 9:32 AM PDT	Special Weather Statement	STO	Butte, Sutter, Yuba	43 min
May 4, 10:35 AM PDT	Special Weather Statement	MTR	Santa Clara, Santa Cruz	55 min
May 4, 10:51 AM PDT	Areal Flood Advisory	MTR	City and County of San Francisco, San Mateo	114 min
May 4, 10:55 AM PDT	Areal Flood Advisory	MTR	Alameda, Contra Costa	2 hr
May 4, 12:25 PM PDT	Areal Flood Advisory	MTR	Alameda, Santa Clara	2 hr
May 4, 3:53 PM PDT	Areal Flood Advisory	HNX	Merced	3 hr
May 4, 4:02 PM PDT	Special Weather Statement	STO	Butte	43 min
May 4, 4:14 PM PDT	Special Weather Statement	STO	Sutter	46 min
May 4, 4:40 PM PDT	Special Weather Statement	STO	Butte	50 min
May 4, 4:59 PM PDT	Special Weather Statement	STO	Yuba	46 min
May 4, 5:51 PM PDT	Special Weather Statement	STO	Yuba	54 min
May 4, 8:17 PM PDT	Gale Warning	LOX		3 days
May 5, 2:07 AM PDT	Frost Advisory	EKA	Mendocino, Trinity	32 hr
May 5, 2:07 AM PDT	Freeze Watch	EKA	Trinity	15 hr
May 5, 2:34 AM PDT	Small Craft Advisory	MTR		18 hr
May 5, 2:55 AM PDT	Small Craft Advisory	LOX		18 hr
May 5, 3:10 AM PDT	Small Craft Advisory	EKA		33 hr
May 5, 3:22 AM PDT	Freeze Watch	MFR	Siskiyou	5 hr
May 5, 8:21 AM PDT	Freeze Warning	MFR	Siskiyou	23 hr
May 5, 2:38 PM PDT	Small Craft Advisory	MTR		4 days
May 5, 3:00 PM PDT	Gale Watch	EKA		24 hr
May 5, 4:41 PM PDT	Beach Hazards Statement	LOX	Los Angeles, Ventura	5 hr
May 5, 8:20 PM PDT	Small Craft Advisory	LOX		7 hr
May 5, 8:20 PM PDT	Small Craft Advisory	LOX		29 hr
May 5, 8:39 PM PDT	Gale Watch	MTR		24 hr
May 5, 8:39 PM PDT	Small Craft Advisory	MTR		54 hr
May 6, 2:34 AM PDT	Small Craft Advisory	MTR		42 hr
May 6, 2:36 AM PDT	Wind Advisory	LOX	Santa Barbara	24 hr
May 6, 2:58 AM PDT	Gale Watch	LOX		23 hr
May 6, 3:30 AM PDT	Frost Advisory	LOX	San Luis Obispo, Santa Barbara	5 hr
May 6, 4:27 AM PDT	Wind Advisory	HNX	Kern	9 hr
May 6, 12:17 PM PDT	Wind Advisory	STO		71 hr
May 6, 12:42 PM PDT	Wind Advisory	LOX	Los Angeles, Santa Barbara, Ventura	38 hr
May 6, 1:07 PM PDT	High Wind Warning	HNX	Kern	11 hr
May 6, 2:30 PM PDT	Gale Warning	EKA		61 hr
May 6, 3:37 PM PDT	Frost Advisory	EKA	Del Norte, Humboldt, Mendocino, Trinity	17 hr
May 6, 8:36 PM PDT	Gale Warning	MTR		42 hr
May 6, 9:09 PM PDT	Small Craft Advisory	EKA		24 hr
May 7, 12:04 AM PDT	High Wind Warning	HNX	Kern	26 hr
May 7, 12:04 AM PDT	Wind Advisory	HNX	Kern	14 hr
May 7, 12:48 AM PDT	Wind Advisory	VEF	San Bernardino	38 hr
May 7, 1:42 AM PDT	Small Craft Advisory	LOX		24 hr
May 7, 12:35 PM PDT	Wind Advisory	MTR	Marin, Napa, Sonoma	43 hr
May 7, 12:36 PM PDT	Freeze Warning	MFR	Siskiyou	20 hr
May 7, 1:25 PM PDT	Frost Advisory	EKA	Del Norte, Humboldt, Lake, Mendocino, Trinity	20 hr
May 7, 1:58 PM PDT	Beach Hazards Statement	LOX	Ventura	34 hr
May 7, 1:58 PM PDT	High Surf Advisory	LOX	San Luis Obispo, Santa Barbara	43 hr
May 7, 2:00 PM PDT	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	39 hr
May 7, 2:43 PM PDT	Wind Advisory	EKA	Lake	42 hr
May 7, 2:57 PM PDT	Small Craft Advisory	MTR		30 hr
May 8, 1:30 AM PDT	Small Craft Advisory	LOX		24 hr
May 8, 3:13 AM PDT	Wind Advisory	EKA	Mendocino, Trinity	30 hr
May 9, 2:37 AM PDT	Small Craft Advisory	EKA		18 hr
May 9, 2:43 AM PDT	Small Craft Advisory	MTR		12 hr
May 10, 2:38 PM PDT	Special Weather Statement	HNX	Fresno	52 min
May 10, 7:45 PM PDT	Small Craft Advisory	LOX		31 hr
May 10, 11:27 PM PDT	Dense Fog Advisory	MTR	Monterey, San Benito, City and County of San Francisco, San Mateo, Santa Cruz	11 hr
May 10, 11:49 PM PDT	Marine Dense Fog Advisory	MTR		10 hr
May 11, 9:55 AM PDT	Small Craft Advisory	LOX		43 hr
May 11, 2:54 PM PDT	Gale Watch	EKA		12 hr
May 11, 2:54 PM PDT	Small Craft Advisory	EKA		3 days
May 11, 8:28 PM PDT	Small Craft Advisory	MTR		67 hr
May 11, 8:58 PM PDT	Dense Fog Advisory	EKA	Del Norte, Humboldt	11 hr
May 12, 2:02 AM PDT	Small Craft Advisory	MTR		49 hr
May 12, 2:47 AM PDT	Gale Warning	EKA		10 days
May 13, 2:54 AM PDT	Hazardous Seas Watch	EKA		24 hr
May 13, 7:42 AM PDT	Small Craft Advisory	LOX		6 hr
May 14, 2:48 AM PDT	Hazardous Seas Warning	EKA		5 days
May 14, 3:15 PM PDT	Special Weather Statement	STO	Tuolumne	45 min
May 14, 3:26 PM PDT	Special Weather Statement	HNX	Madera	34 min
May 14, 3:52 PM PDT	Special Weather Statement	HNX	Mariposa	23 min
May 14, 4:38 PM PDT	Special Weather Statement	HNX	Mariposa	22 min
May 14, 5:09 PM PDT	Areal Flood Advisory	HNX	Madera, Mariposa	3 hr
May 14, 5:33 PM PDT	Special Weather Statement	STO	Tuolumne	27 min
May 14, 6:33 PM PDT	Special Weather Statement	HNX	Mariposa	27 min
May 15, 2:01 AM PDT	Small Craft Advisory	MTR		67 hr
May 15, 2:30 AM PDT	Wind Advisory	LOX	Los Angeles	18 hr
May 15, 3:03 AM PDT	Wind Advisory	HNX	Kern	52 hr
May 15, 3:17 PM PDT	Special Weather Statement	HNX	Kern	28 min
May 15, 5:28 PM PDT	Special Weather Statement	SGX		32 min
May 15, 5:57 PM PDT	Special Weather Statement	SGX		33 min
May 16, 2:50 PM PDT	Small Craft Advisory	EKA		30 hr
May 17, 2:33 AM PDT	Gale Warning	MTR		18 hr
May 17, 2:33 AM PDT	Small Craft Advisory	MTR		8 days
May 17, 8:53 PM PDT	Gale Warning	MTR		6 days
May 18, 2:40 AM PDT	Small Craft Advisory	MTR		48 hr
May 18, 11:48 AM PDT	Wind Advisory	HNX	Kern	44 hr
May 18, 1:46 PM PDT	Special Weather Statement	HNX		44 min
May 18, 2:26 PM PDT	Special Weather Statement	HNX		34 min
May 18, 2:28 PM PDT	Special Weather Statement	HNX	Tulare	32 min
May 18, 2:29 PM PDT	Special Weather Statement	HNX	Tulare	31 min
May 18, 3:01 PM PDT	Special Weather Statement	HNX		29 min
May 18, 4:14 PM PDT	Special Weather Statement	HNX		31 min
May 18, 5:08 PM PDT	Wind Advisory	LOX	Los Angeles	4 hr
May 18, 5:39 PM PDT	Special Weather Statement	HNX	Mono	36 min
May 19, 2:06 AM PDT	Beach Hazards Statement	LOX	Los Angeles	3 days
May 19, 2:06 AM PDT	Small Craft Advisory	LOX		8 days
May 19, 2:12 AM PDT	Beach Hazards Statement	SGX	Orange, San Diego	45 hr
May 19, 12:12 PM PDT	Wind Advisory	LOX	Los Angeles	9 hr
May 19, 12:19 PM PDT	Wind Advisory	EKA	Del Norte	9 hr
May 19, 1:04 PM PDT	Frost Advisory	EKA	Humboldt, Trinity	20 hr
May 20, 2:45 AM PDT	Small Craft Advisory	MTR		14 days
May 20, 8:54 AM PDT	Wind Advisory	HNX	Kern	14 hr
May 20, 11:22 AM PDT	Wind Advisory	LOX	Los Angeles	9 hr
May 21, 2:59 AM PDT	Small Craft Advisory	EKA		3 days
May 21, 2:59 AM PDT	Hazardous Seas Warning	EKA		18 hr
May 21, 8:22 AM PDT	Small Craft Advisory	MTR		36 hr
May 21, 8:46 PM PDT	Gale Warning	MTR		48 hr
May 21, 11:41 PM PDT	Wind Advisory	HNX	Kern	27 hr
May 22, 8:50 AM PDT	Small Craft Advisory	MTR		42 hr
May 22, 2:01 PM PDT	Frost Advisory	EKA	Humboldt, Trinity	18 hr
May 22, 9:05 PM PDT	Wind Advisory	LOX	Los Angeles	24 hr
May 23, 1:54 AM PDT	Wind Advisory	VEF	San Bernardino	57 hr
May 23, 2:04 AM PDT	Wind Advisory	SGX	Riverside	48 hr
May 23, 4:22 AM PDT	Wind Advisory	HNX	Kern	52 hr
May 23, 8:36 AM PDT	Small Craft Advisory	MTR		36 hr
May 23, 12:01 PM PDT	Frost Advisory	EKA	Trinity	20 hr
May 23, 12:10 PM PDT	Lake Wind Advisory	VEF	San Bernardino	36 hr
May 23, 12:38 PM PDT	Wind Advisory	PSR	Imperial, Riverside	44 hr
May 23, 8:57 PM PDT	Wind Advisory	LOX	Los Angeles, Santa Barbara	30 hr
May 24, 2:42 AM PDT	Small Craft Advisory	MTR		3 days
May 24, 2:37 PM PDT	Small Craft Advisory	EKA		5 days
May 25, 2:19 AM PDT	Small Craft Advisory	LOX		49 hr
May 25, 8:48 AM PDT	Wind Advisory	HNX	Kern	18 hr
May 26, 2:51 PM PDT	Small Craft Advisory	EKA		71 hr
May 27, 2:36 AM PDT	Small Craft Advisory	MTR		42 hr
May 27, 3:11 AM PDT	Small Craft Advisory	LOX		47 hr
May 27, 1:16 PM PDT	Gale Watch	LOX		14 hr
May 28, 12:56 AM PDT	Wind Advisory	HNX	Kern	31 hr
May 28, 2:19 AM PDT	Gale Watch	EKA		24 hr
May 28, 2:51 AM PDT	Gale Warning	LOX		48 hr
May 28, 8:55 AM PDT	Gale Warning	MTR		48 hr
May 28, 2:41 PM PDT	Small Craft Advisory	MTR		12 hr
May 28, 2:58 PM PDT	Small Craft Advisory	EKA		54 hr
May 29, 2:29 AM PDT	Gale Warning	EKA		66 hr
May 29, 2:35 AM PDT	Small Craft Advisory	LOX		48 hr
May 29, 2:42 AM PDT	Wind Advisory	LOX	Los Angeles	24 hr
May 29, 2:47 AM PDT	Gale Warning	MTR		24 hr
May 29, 2:32 PM PDT	Small Craft Advisory	MTR		12 hr
May 30, 12:20 AM PDT	Gale Warning	EKA		44 hr
May 30, 12:20 AM PDT	Small Craft Advisory	EKA		5 hr
May 30, 8:33 AM PDT	Gale Warning	MTR		66 hr
May 30, 8:33 AM PDT	Small Craft Advisory	MTR		8 days
May 30, 8:38 PM PDT	Small Craft Advisory	EKA		50 hr
May 30, 8:38 PM PDT	Hazardous Seas Warning	EKA		6 hr
May 31, 2:54 AM PDT	Gale Watch	LOX		11 hr
May 31, 2:54 AM PDT	Small Craft Advisory	LOX		4 days
May 31, 11:16 AM PDT	Excessive Heat Watch	STO		50 hr
May 31, 11:55 AM PDT	Excessive Heat Watch	HNX	Fresno, Kern, Kings, Madera, Mariposa, Merced and 1 more	50 hr
May 31, 12:27 PM PDT	Excessive Heat Watch	EKA	Lake	49 hr
May 31, 2:31 PM PDT	Hazardous Seas Warning	EKA		18 hr
May 31, 2:36 PM PDT	Gale Warning	MTR		36 hr
May 31, 2:36 PM PDT	Small Craft Advisory	MTR		36 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	27
Flooding
Areal Flood Advisory	5
Winter
Winter Storm Warning	3
Winter Weather Advisory	5
Heat
Excessive Heat Watch	3
Cold
Freeze Warning	3
Freeze Watch	3
Frost Advisory	8
Wind and dust
High Wind Warning	5
High Wind Watch	1
Lake Wind Advisory	2
Wind Advisory	37
Fog and smoke
Dense Fog Advisory	4
Coast and beach
High Surf Advisory	1
Beach Hazards Statement	4
Marine
Gale Warning	15
Hazardous Seas Warning	4
Gale Watch	8
Hazardous Seas Watch	1
Marine Dense Fog Advisory	1
Small Craft Advisory	56

By county

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

11 more counties

Nearby

Alerts in force now Tornadoes on record The radar archive 2023 2025

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.