Weather alerts in California, March 2026

139 weather alerts in March 2026, 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 March 2026. Tap one for its archive.

Alerts: 139
Warnings: 25
Watches: 20
Advisories: 92
Busiest day: March 31, 202612 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
Feb 28, 11:41 PM PST	Wind Advisory	LOX	Los Angeles, Santa Barbara, Ventura	51 hr
Feb 28, 11:57 PM PST	Dense Fog Advisory	LOX	San Luis Obispo, Santa Barbara	10 hr
Mar 1, 2:51 AM PST	Gale Watch	LOX		24 hr
Mar 1, 2:51 AM PST	Small Craft Advisory	LOX		4 days
Mar 1, 2:30 PM PST	Small Craft Advisory	MTR		37 hr
Mar 2, 2:17 AM PST	Small Craft Advisory	MTR		6 days
Mar 2, 3:08 AM PST	Gale Watch	LOX		30 hr
Mar 2, 1:15 PM PST	Wind Advisory	REV	Mono	57 hr
Mar 2, 2:21 PM PST	Gale Watch	MTR		36 hr
Mar 3, 8:55 AM PST	Gale Warning	LOX		64 hr
Mar 3, 11:11 AM PST	Gale Watch	EKA		24 hr
Mar 3, 11:11 AM PST	Small Craft Advisory	EKA		49 hr
Mar 3, 11:25 AM PST	Wind Advisory	SGX	Riverside, San Bernardino, San Diego	38 hr
Mar 3, 12:05 PM PST	High Wind Watch	LOX	Los Angeles, Santa Barbara, Ventura	12 hr
Mar 3, 12:05 PM PST	Wind Advisory	LOX	Los Angeles, Santa Barbara, Ventura	48 hr
Mar 3, 12:16 PM PST	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	34 hr
Mar 3, 2:03 PM PST	Gale Warning	MTR		4 days
Mar 3, 3:58 PM PST	Wind Advisory	HNX	Kern	42 hr
Mar 3, 9:25 PM PST	Small Craft Advisory	SGX		49 hr
Mar 4, 12:07 AM PST	High Wind Warning	LOX	Los Angeles, Santa Barbara, Ventura	33 hr
Mar 4, 12:36 AM PST	Wind Advisory	PSR	Imperial, Riverside, San Bernardino	41 hr
Mar 4, 1:06 AM PST	Wind Advisory	VEF	Inyo, San Bernardino	4 days
Mar 4, 2:05 AM PST	Small Craft Advisory	SGX		44 hr
Mar 4, 10:59 AM PST	Gale Warning	EKA		7 days
Mar 4, 3:15 PM PST	Frost Advisory	EKA	Lake, Mendocino	18 hr
Mar 5, 12:55 AM PST	Wind Advisory	SGX	Orange, Riverside, San Bernardino, San Diego	4 days
Mar 5, 2:24 AM PST	Gale Warning	MTR		24 hr
Mar 5, 7:52 AM PST	Small Craft Advisory	LOX		41 hr
Mar 5, 11:09 AM PST	High Wind Watch	HNX	Kern	20 hr
Mar 5, 11:09 AM PST	Wind Advisory	HNX	Fresno, Kern, Madera, Mariposa, Tulare, Tuolumne	59 hr
Mar 5, 12:25 PM PST	High Wind Warning	LOX	Los Angeles, Ventura	51 hr
Mar 5, 12:25 PM PST	Wind Advisory	LOX	Los Angeles, Santa Barbara, Ventura	3 days
Mar 5, 12:45 PM PST	High Wind Watch	SGX	Riverside, San Bernardino	12 hr
Mar 5, 3:17 PM PST	Frost Advisory	EKA	Mendocino	18 hr
Mar 6, 12:23 AM PST	Wind Advisory	SGX	Riverside, San Diego	64 hr
Mar 6, 3:02 AM PST	Small Craft Advisory	EKA		3 days
Mar 6, 11:51 AM PST	Wind Advisory	PSR	Imperial, Riverside, San Bernardino	24 hr
Mar 6, 1:15 PM PST	Small Craft Advisory	LOX		3 days
Mar 7, 10:12 AM PST	Heat Advisory	LOX	Los Angeles, Ventura	31 hr
Mar 7, 2:02 PM PST	Gale Warning	MTR		3 days
Mar 7, 2:02 PM PST	Small Craft Advisory	MTR		9 days
Mar 7, 8:38 PM PST	Small Craft Advisory	MTR		41 hr
Mar 7, 10:30 PM PST	Gale Watch	EKA		11 hr
Mar 8, 12:10 PM PDT	Small Craft Advisory	LOX		6 days
Mar 9, 10:09 AM PDT	Wind Advisory	HNX	Kern	43 hr
Mar 9, 11:06 AM PDT	Wind Advisory	LOX	Los Angeles, Santa Barbara, Ventura	46 hr
Mar 9, 12:27 PM PDT	Frost Advisory	EKA	Del Norte, Humboldt, Lake, Mendocino	21 hr
Mar 10, 3:56 AM PDT	Small Craft Advisory	EKA		31 hr
Mar 10, 8:15 AM PDT	Small Craft Advisory	MTR		24 hr
Mar 10, 12:04 PM PDT	Heat Advisory	SGX	Orange, Riverside, San Bernardino, San Diego	3 days
Mar 10, 12:15 PM PDT	Heat Advisory	LOX	Los Angeles, San Luis Obispo, Santa Barbara, Ventura	3 days
Mar 10, 1:06 PM PDT	Frost Advisory	EKA	Humboldt, Lake, Mendocino	20 hr
Mar 10, 2:22 PM PDT	Hazardous Seas Warning	EKA		13 hr
Mar 11, 2:48 AM PDT	Small Craft Advisory	LOX		11 hr
Mar 11, 2:43 PM PDT	Small Craft Advisory	EKA		6 days
Mar 12, 12:51 PM PDT	Gale Watch	LOX		26 hr
Mar 13, 12:11 AM PDT	Gale Warning	LOX		48 hr
Mar 13, 10:31 AM PDT	Wind Advisory	HNX	Kern	42 hr
Mar 13, 10:31 AM PDT	Extreme Heat Watch	SGX	Orange, Riverside, San Bernardino, San Diego	26 hr
Mar 13, 12:04 PM PDT	Extreme Heat Watch	PSR	Imperial, Riverside, San Bernardino	72 hr
Mar 13, 12:08 PM PDT	Extreme Heat Watch	LOX	Los Angeles, San Luis Obispo, Santa Barbara, Ventura	48 hr
Mar 13, 2:52 PM PDT	Small Craft Advisory	LOX		31 hr
Mar 14, 12:03 AM PDT	Lake Wind Advisory	VEF	San Bernardino	68 hr
Mar 14, 11:50 AM PDT	Heat Advisory	LOX	Los Angeles, San Luis Obispo, Santa Barbara, Ventura	6 days
Mar 14, 12:18 PM PDT	Heat Advisory	SGX	Orange, Riverside, San Bernardino, San Diego	6 days
Mar 14, 12:56 PM PDT	Heat Advisory	MTR	Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 5 more	6 days
Mar 14, 11:49 PM PDT	Small Craft Advisory	LOX		26 hr
Mar 15, 12:20 AM PDT	Extreme Heat Watch	VEF	Inyo, San Bernardino	34 hr
Mar 15, 1:35 AM PDT	Extreme Heat Watch	SGX	Riverside, San Bernardino, San Diego	32 hr
Mar 15, 2:40 AM PDT	Small Craft Advisory	MTR		48 hr
Mar 15, 11:55 AM PDT	Heat Advisory	LOX	San Luis Obispo, Santa Barbara	5 days
Mar 15, 11:55 AM PDT	Extreme Heat Warning	LOX	Los Angeles, San Luis Obispo, Santa Barbara, Ventura	5 days
Mar 15, 12:37 PM PDT	Beach Hazards Statement	SGX	Orange, San Diego	59 hr
Mar 15, 1:05 PM PDT	Beach Hazards Statement	LOX	Los Angeles, Ventura	51 hr
Mar 16, 9:16 AM PDT	Extreme Heat Warning	SGX	Riverside, San Diego	5 days
Mar 16, 10:16 AM PDT	Heat Advisory	VEF		5 days
Mar 16, 10:16 AM PDT	Extreme Heat Warning	VEF	Inyo, San Bernardino	6 days
Mar 16, 11:54 AM PDT	Extreme Heat Warning	PSR	Imperial, Riverside, San Bernardino	6 days
Mar 18, 5:19 AM PDT	Dense Fog Advisory	EKA	Del Norte, Humboldt, Mendocino	3 hr
Mar 18, 8:31 PM PDT	Small Craft Advisory	MTR		5 days
Mar 18, 11:07 PM PDT	Small Craft Advisory	EKA		66 hr
Mar 19, 2:35 AM PDT	Gale Warning	MTR		3 days
Mar 19, 3:00 PM PDT	Gale Watch	EKA		25 hr
Mar 20, 2:21 AM PDT	Gale Warning	MTR		55 hr
Mar 20, 2:21 AM PDT	Small Craft Advisory	MTR		48 hr
Mar 20, 3:07 AM PDT	Small Craft Advisory	LOX		7 days
Mar 20, 3:48 PM PDT	Gale Warning	EKA		42 hr
Mar 20, 6:10 PM PDT	Gale Warning	LOX		35 hr
Mar 20, 10:00 PM PDT	Hazardous Seas Warning	EKA		34 hr
Mar 22, 8:13 AM PDT	Small Craft Advisory	EKA		27 hr
Mar 22, 10:09 AM PDT	Hazardous Seas Warning	EKA		19 hr
Mar 22, 11:50 AM PDT	Heat Advisory	LOX	San Luis Obispo, Santa Barbara	56 hr
Mar 22, 11:50 AM PDT	Wind Advisory	LOX	Los Angeles	39 hr
Mar 22, 12:00 PM PDT	Wind Advisory	HNX	Kern	41 hr
Mar 23, 2:37 AM PDT	Small Craft Advisory	MTR		66 hr
Mar 23, 2:39 PM PDT	Gale Watch	MTR		18 hr
Mar 23, 2:39 PM PDT	Small Craft Advisory	MTR		4 days
Mar 23, 2:40 PM PDT	Gale Watch	EKA		23 hr
Mar 23, 2:40 PM PDT	Small Craft Advisory	EKA		26 hr
Mar 24, 8:55 AM PDT	Gale Warning	MTR		60 hr
Mar 24, 11:05 AM PDT	Hazardous Seas Watch	EKA		3 hr
Mar 24, 1:24 PM PDT	Small Craft Advisory	LOX		48 hr
Mar 24, 1:32 PM PDT	Wind Advisory	HNX	Kern	39 hr
Mar 24, 2:00 PM PDT	Gale Warning	EKA		64 hr
Mar 24, 2:00 PM PDT	Hazardous Seas Warning	EKA		64 hr
Mar 25, 2:45 AM PDT	Small Craft Advisory	EKA		20 hr
Mar 25, 12:18 PM PDT	Cold Weather Advisory	EKA	Humboldt	20 hr
Mar 25, 12:18 PM PDT	Frost Advisory	EKA	Del Norte, Humboldt, Lake, Mendocino	20 hr
Mar 25, 6:45 PM PDT	Gale Warning	LOX		11 hr
Mar 25, 6:45 PM PDT	Small Craft Advisory	LOX		32 hr
Mar 26, 11:55 AM PDT	Frost Advisory	EKA	Del Norte, Humboldt, Mendocino	21 hr
Mar 26, 10:33 PM PDT	Hazardous Seas Warning	EKA		12 hr
Mar 27, 5:11 AM PDT	Dense Fog Advisory	LOX	Los Angeles, Santa Barbara, Ventura	5 hr
Mar 27, 5:58 AM PDT	Small Craft Advisory	EKA		3 days
Mar 27, 12:40 PM PDT	Frost Advisory	EKA	Mendocino	20 hr
Mar 27, 2:06 PM PDT	Small Craft Advisory	MTR		43 hr
Mar 28, 7:45 AM PDT	Dense Fog Advisory	LOX	San Luis Obispo, Santa Barbara	2 hr
Mar 28, 11:42 AM PDT	Small Craft Advisory	EKA		10 hr
Mar 28, 9:15 PM PDT	Small Craft Advisory	EKA		46 hr
Mar 29, 5:27 AM PDT	Dense Fog Advisory	LOX	Los Angeles, San Luis Obispo, Santa Barbara, Ventura	6 hr
Mar 29, 8:46 AM PDT	Small Craft Advisory	MTR		6 hr
Mar 29, 10:27 AM PDT	Lake Wind Advisory	REV	Alpine, El Dorado, Nevada, Placer	36 hr
Mar 30, 10:41 AM PDT	Wind Advisory	VEF	Inyo, San Bernardino	4 days
Mar 30, 11:12 AM PDT	Wind Advisory	SGX	Riverside, San Bernardino, San Diego	3 days
Mar 30, 1:04 PM PDT	Winter Weather Advisory	REV	Alpine, El Dorado, Mono, Nevada, Placer	67 hr
Mar 30, 1:15 PM PDT	High Wind Watch	REV	Lassen, Mono, Plumas, Sierra	21 hr
Mar 30, 1:27 PM PDT	Winter Weather Advisory	HNX	Fresno, Madera, Mariposa, Tuolumne	67 hr
Mar 30, 9:31 PM PDT	Small Craft Advisory	EKA		5 days
Mar 30, 11:39 PM PDT	Winter Weather Advisory	MFR	Modoc, Siskiyou	59 hr
Mar 31, 12:22 AM PDT	Wind Advisory	MFR	Modoc, Siskiyou	47 hr
Mar 31, 1:26 AM PDT	Wind Advisory	REV	Alpine, El Dorado, Modoc, Nevada, Placer	58 hr
Mar 31, 3:13 AM PDT	Winter Weather Advisory	EKA		56 hr
Mar 31, 10:13 AM PDT	Winter Weather Advisory	STO		46 hr
Mar 31, 10:35 AM PDT	High Wind Warning	REV	Lassen, Mono, Plumas, Sierra	48 hr
Mar 31, 12:19 PM PDT	Small Craft Advisory	LOX		4 days
Mar 31, 1:05 PM PDT	Wind Advisory	EKA	Del Norte	26 hr
Mar 31, 1:22 PM PDT	High Wind Watch	HNX	Kern	8 hr
Mar 31, 1:22 PM PDT	Wind Advisory	HNX	Kern	58 hr
Mar 31, 2:00 PM PDT	Small Craft Advisory	MTR		4 days

By product

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

Product	Alerts
Winter
Winter Weather Advisory	5
Heat
Extreme Heat Warning	4
Extreme Heat Watch	5
Heat Advisory	9
Cold
Cold Weather Advisory	1
Frost Advisory	7
Wind and dust
High Wind Warning	3
High Wind Watch	5
Lake Wind Advisory	3
Wind Advisory	24
Fog and smoke
Dense Fog Advisory	5
Coast and beach
Beach Hazards Statement	2
Marine
Gale Warning	13
Hazardous Seas Warning	5
Gale Watch	9
Hazardous Seas Watch	1
Small Craft Advisory	38

Nearby

Alerts in force now Tornadoes on record The radar archive 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. Warning verification from the Mesonet's Cow. Rebuilt daily.