Weather alerts in California, July 2023

182 weather alerts in July 2023, 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 July 2023. Tap one for its archive.

Alerts: 182
Warnings: 36
Watches: 29
Advisories: 106
Busiest day: July 12, 202317 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
Jun 30, 8:25 PM PDT	Coastal Flood Advisory	MTR	Marin, Napa, Sonoma	4 days
Jun 30, 8:28 PM PDT	Dense Fog Advisory	LOX	Ventura	9 hr
Jul 2, 2:47 AM PDT	Hazardous Seas Warning	EKA		9 hr
Jul 2, 1:20 PM PDT	Beach Hazards Statement	LOX	Los Angeles, Santa Barbara, Ventura	4 days
Jul 2, 3:10 PM PDT	Small Craft Advisory	MTR		6 hr
Jul 3, 2:18 AM PDT	Small Craft Advisory	LOX		24 hr
Jul 3, 2:33 AM PDT	Small Craft Advisory	MTR		30 hr
Jul 3, 2:33 AM PDT	Small Craft Advisory	MTR		42 hr
Jul 3, 11:31 AM PDT	Coastal Flood Advisory	EKA	Humboldt	13 hr
Jul 4, 2:45 AM PDT	Small Craft Advisory	LOX		11 hr
Jul 4, 9:32 AM PDT	Coastal Flood Advisory	EKA	Humboldt	16 hr
Jul 4, 9:55 AM PDT	Areal Flood Advisory	VEF	Inyo	3 days
Jul 5, 2:54 AM PDT	Small Craft Advisory	MTR		18 hr
Jul 5, 2:54 AM PDT	Small Craft Advisory	MTR		5 days
Jul 5, 9:01 PM PDT	Small Craft Advisory	LOX		42 hr
Jul 5, 9:59 PM PDT	Small Craft Advisory	EKA		3 days
Jul 6, 1:54 AM PDT	Beach Hazards Statement	LOX	Los Angeles, Ventura	18 hr
Jul 6, 1:59 AM PDT	Small Craft Advisory	LOX		4 days
Jul 6, 2:58 AM PDT	Small Craft Advisory	MTR		5 days
Jul 6, 2:20 PM PDT	Gale Watch	MTR		19 hr
Jul 6, 2:20 PM PDT	Small Craft Advisory	MTR		10 days
Jul 6, 2:22 PM PDT	Gale Watch	LOX		19 hr
Jul 7, 1:40 AM PDT	Wind Advisory	HNX	Kern	29 hr
Jul 7, 2:30 AM PDT	Small Craft Advisory	LOX		24 hr
Jul 7, 2:54 AM PDT	Wind Advisory	LOX	Los Angeles, Santa Barbara	30 hr
Jul 7, 8:56 AM PDT	Gale Warning	MTR		3 days
Jul 7, 8:56 AM PDT	Small Craft Advisory	MTR		60 hr
Jul 7, 9:15 AM PDT	Gale Warning	LOX		66 hr
Jul 7, 11:06 AM PDT	Excessive Heat Watch	SGX	Riverside, San Bernardino, San Diego	27 hr
Jul 7, 11:52 AM PDT	Excessive Heat Watch	PSR	Imperial, Riverside, San Bernardino	24 hr
Jul 7, 1:06 PM PDT	Excessive Heat Watch	LOX	Los Angeles, San Luis Obispo, Santa Barbara, Ventura	4 days
Jul 7, 2:35 PM PDT	Excessive Heat Watch	VEF	San Bernardino	23 hr
Jul 7, 2:56 PM PDT	Special Weather Statement	STO		49 min
Jul 8, 2:32 AM PDT	Small Craft Advisory	MTR		42 hr
Jul 8, 12:50 PM PDT	Wind Advisory	LOX	Santa Barbara	18 hr
Jul 8, 1:30 PM PDT	Red Flag Warning	VEF	San Bernardino	55 hr
Jul 8, 1:46 PM PDT	Excessive Heat Warning	VEF	Inyo, San Bernardino	15 days
Jul 8, 2:21 PM PDT	Excessive Heat Warning	SGX	Orange, Riverside, San Bernardino, San Diego	15 days
Jul 8, 2:21 PM PDT	Heat Advisory	SGX	Riverside, San Bernardino	4 days
Jul 9, 2:46 AM PDT	Small Craft Advisory	LOX		54 hr
Jul 9, 2:55 AM PDT	Small Craft Advisory	MTR		54 hr
Jul 9, 12:06 PM PDT	Wind Advisory	LOX	Santa Barbara	15 hr
Jul 9, 2:56 PM PDT	Small Craft Advisory	EKA		3 days
Jul 10, 2:34 AM PDT	Excessive Heat Watch	HNX	Fresno, Kern, Kings, Madera, Mariposa, Merced and 1 more	45 hr
Jul 10, 2:34 AM PDT	Gale Warning	MTR		42 hr
Jul 10, 2:34 AM PDT	Small Craft Advisory	MTR		24 hr
Jul 10, 2:40 AM PDT	Excessive Heat Watch	REV	Lassen, Modoc, Plumas, Sierra	48 hr
Jul 10, 12:43 PM PDT	Excessive Heat Watch	STO		45 hr
Jul 10, 1:07 PM PDT	Excessive Heat Watch	MTR	Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 4 more	49 hr
Jul 10, 2:11 PM PDT	Excessive Heat Watch	EKA	Lake, Mendocino, Trinity	48 hr
Jul 11, 1:50 PM PDT	Excessive Heat Watch	LOX	Los Angeles, Ventura	47 hr
Jul 11, 1:50 PM PDT	Excessive Heat Watch	LOX	Los Angeles, San Luis Obispo, Santa Barbara, Ventura	71 hr
Jul 11, 1:50 PM PDT	Excessive Heat Warning	LOX	Los Angeles, San Luis Obispo, Santa Barbara, Ventura	6 days
Jul 11, 1:50 PM PDT	Heat Advisory	LOX	Los Angeles, San Luis Obispo, Santa Barbara, Ventura	6 days
Jul 11, 6:50 PM PDT	Dense Fog Advisory	LOX	Los Angeles, San Luis Obispo, Santa Barbara, Ventura	14 hr
Jul 11, 11:23 PM PDT	Excessive Heat Warning	HNX	Fresno, Kern, Kings, Madera, Mariposa, Merced and 1 more	6 days
Jul 12, 2:37 AM PDT	Gale Warning	MTR		48 hr
Jul 12, 2:37 AM PDT	Small Craft Advisory	MTR		48 hr
Jul 12, 2:42 AM PDT	Heat Advisory	REV	Alpine, El Dorado, Lassen, Modoc, Mono, Nevada and 3 more	5 days
Jul 12, 9:08 AM PDT	Small Craft Advisory	LOX		4 days
Jul 12, 9:50 AM PDT	Excessive Heat Warning	STO		5 days
Jul 12, 9:50 AM PDT	Heat Advisory	STO		5 days
Jul 12, 12:40 PM PDT	Heat Advisory	HNX	Fresno, Kern, Madera, Mariposa, Tulare, Tuolumne	5 days
Jul 12, 1:33 PM PDT	Flood Watch	REV	Mono	47 hr
Jul 12, 1:37 PM PDT	Excessive Heat Warning	MTR	Alameda, Contra Costa, Marin, Monterey, Napa, San Benito and 4 more	4 days
Jul 12, 1:37 PM PDT	Heat Advisory	MTR	Monterey, San Benito	4 days
Jul 12, 1:43 PM PDT	Excessive Heat Warning	EKA	Lake, Mendocino, Trinity	4 days
Jul 12, 1:43 PM PDT	Heat Advisory	EKA	Humboldt	4 days
Jul 12, 1:46 PM PDT	Wind Advisory	PSR	Imperial	14 hr
Jul 12, 2:39 PM PDT	Small Craft Advisory	EKA		12 days
Jul 12, 3:43 PM PDT	Heat Advisory	MFR	Modoc, Siskiyou	4 days
Jul 12, 7:36 PM PDT	Dense Fog Advisory	LOX	Los Angeles, San Luis Obispo, Santa Barbara, Ventura	13 hr
Jul 12, 8:58 PM PDT	Small Craft Advisory	MTR		5 days
Jul 13, 2:47 PM PDT	Gale Watch	EKA		13 hr
Jul 14, 3:36 AM PDT	Gale Warning	EKA		5 days
Jul 14, 12:32 PM PDT	Areal Flood Advisory	REV	Mono	70 hr
Jul 14, 2:31 PM PDT	Small Craft Advisory	MTR		54 hr
Jul 15, 7:28 AM PDT	Marine Dense Fog Advisory	MTR		3 hr
Jul 15, 7:30 AM PDT	Dense Fog Advisory	MTR	Monterey, San Benito, Santa Cruz	3 hr
Jul 15, 2:38 PM PDT	Gale Warning	MTR		60 hr
Jul 15, 2:38 PM PDT	Small Craft Advisory	MTR		30 hr
Jul 16, 2:34 AM PDT	Small Craft Advisory	MTR		10 days
Jul 16, 2:57 PM PDT	Gale Watch	EKA		12 hr
Jul 16, 8:52 PM PDT	Gale Watch	EKA		18 hr
Jul 17, 2:34 AM PDT	Small Craft Advisory	MTR		48 hr
Jul 17, 4:51 AM PDT	Marine Dense Fog Advisory	MTR		5 hr
Jul 17, 3:10 PM PDT	Special Weather Statement	HNX	Mono	35 min
Jul 17, 3:56 PM PDT	Special Weather Statement	SGX		34 min
Jul 18, 2:28 AM PDT	Small Craft Advisory	MTR		6 days
Jul 18, 8:17 AM PDT	Fire Weather Watch	MFR	Modoc	5 hr
Jul 18, 9:01 AM PDT	Small Craft Advisory	LOX		12 hr
Jul 18, 11:53 AM PDT	Excessive Heat Watch	HNX	Fresno, Kern, Kings, Madera, Mariposa, Merced and 1 more	39 hr
Jul 18, 12:57 PM PDT	Heat Advisory	SGX	Orange, Riverside, San Diego	4 days
Jul 18, 1:05 PM PDT	Excessive Heat Watch	LOX	Los Angeles, San Luis Obispo, Santa Barbara, Ventura	5 days
Jul 19, 2:58 AM PDT	Small Craft Advisory	MTR		48 hr
Jul 19, 3:06 AM PDT	Small Craft Advisory	LOX		5 days
Jul 19, 11:30 AM PDT	Heat Advisory	MTR	Alameda, Contra Costa, Monterey, Napa, San Benito, Santa Clara and 1 more	3 days
Jul 19, 12:26 PM PDT	Excessive Heat Warning	HNX	Fresno, Kern, Kings, Madera, Mariposa, Merced and 1 more	4 days
Jul 19, 12:26 PM PDT	Heat Advisory	HNX	Fresno, Kern, Kings, Madera, Mariposa, Merced and 1 more	59 hr
Jul 19, 12:26 PM PDT	Heat Advisory	HNX	Fresno, Kern, Kings, Madera, Mariposa, Merced and 1 more	72 hr
Jul 19, 12:32 PM PDT	Heat Advisory	STO		3 days
Jul 19, 1:06 PM PDT	Heat Advisory	LOX	Los Angeles, San Luis Obispo, Santa Barbara, Ventura	68 hr
Jul 19, 1:17 PM PDT	Heat Advisory	EKA	Lake	3 days
Jul 19, 4:40 PM PDT	Severe Thunderstorm Warning	REV	Mono	50 min
Jul 19, 5:49 PM PDT	Areal Flood Advisory	REV	Mono	86 min
Jul 19, 7:10 PM PDT	Flash Flood Warning	REV	Mono	3 hr
Jul 19, 8:56 PM PDT	Gale Warning	EKA		54 hr
Jul 20, 2:35 AM PDT	Small Craft Advisory	MTR		60 hr
Jul 20, 2:50 AM PDT	Small Craft Advisory	EKA		3 days
Jul 20, 3:17 AM PDT	Excessive Heat Watch	LOX	Los Angeles	3 days
Jul 20, 3:17 AM PDT	Excessive Heat Warning	LOX	Los Angeles, San Luis Obispo, Santa Barbara, Ventura	3 days
Jul 20, 2:46 PM PDT	Small Craft Advisory	MTR		12 hr
Jul 21, 2:43 AM PDT	Gale Warning	MTR		72 hr
Jul 21, 6:14 AM PDT	Dense Fog Advisory	MTR	Monterey, San Benito, Santa Cruz	4 hr
Jul 21, 6:15 AM PDT	Marine Dense Fog Advisory	MTR		4 hr
Jul 21, 6:51 AM PDT	Dense Fog Advisory	LOX	San Luis Obispo, Santa Barbara	2 hr
Jul 21, 12:45 PM PDT	Marine Dense Fog Advisory	MTR		20 hr
Jul 21, 12:50 PM PDT	Dense Fog Advisory	MTR	Monterey, San Benito, San Mateo, Santa Cruz	20 hr
Jul 22, 3:21 AM PDT	Heat Advisory	LOX	Los Angeles, Santa Barbara, Ventura	6 hr
Jul 22, 2:52 PM PDT	Red Flag Warning	MFR	Modoc	54 hr
Jul 22, 8:32 PM PDT	Small Craft Advisory	MTR		13 days
Jul 23, 12:48 AM PDT	Dust Storm Advisory	PSR	Imperial	87 min
Jul 23, 2:15 AM PDT	Dust Storm Advisory	PSR	Imperial, Riverside	90 min
Jul 23, 2:38 AM PDT	Gale Warning	MTR		3 days
Jul 23, 10:51 AM PDT	Fire Weather Watch	REV	Lassen, Modoc	22 hr
Jul 24, 1:44 AM PDT	Excessive Heat Warning	PSR	Imperial, Riverside, San Bernardino	6 days
Jul 24, 2:12 AM PDT	Dense Fog Advisory	LOX	Los Angeles, San Luis Obispo, Santa Barbara, Ventura	7 hr
Jul 24, 2:59 AM PDT	Small Craft Advisory	LOX		4 days
Jul 24, 3:02 AM PDT	Excessive Heat Warning	SGX	Riverside, San Diego	6 days
Jul 24, 9:01 AM PDT	Red Flag Warning	REV	Lassen, Modoc	11 hr
Jul 24, 12:58 PM PDT	Heat Advisory	SGX	Riverside, San Bernardino, San Diego	5 days
Jul 24, 1:06 PM PDT	Heat Advisory	LOX	Los Angeles, San Luis Obispo, Santa Barbara, Ventura	6 days
Jul 24, 2:24 PM PDT	Small Craft Advisory	EKA		5 days
Jul 24, 2:26 PM PDT	Excessive Heat Warning	VEF	San Bernardino	5 days
Jul 25, 2:34 AM PDT	Gale Warning	MTR		24 hr
Jul 25, 3:49 AM PDT	Dense Fog Advisory	SGX	Orange, San Diego	5 hr
Jul 25, 4:15 AM PDT	Dense Fog Advisory	LOX	Los Angeles, Santa Barbara, Ventura	6 hr
Jul 25, 1:05 PM PDT	Fire Weather Watch	REV	Lassen, Modoc	19 hr
Jul 25, 3:39 PM PDT	Special Weather Statement	SGX		51 min
Jul 26, 3:02 AM PDT	Wind Advisory	LOX	Santa Barbara	24 hr
Jul 26, 3:12 AM PDT	Dense Fog Advisory	SGX	Orange, San Diego	5 hr
Jul 26, 3:14 AM PDT	Gale Watch	LOX		23 hr
Jul 26, 8:12 AM PDT	Red Flag Warning	REV	Lassen, Modoc	13 hr
Jul 26, 2:00 PM PDT	Small Craft Advisory	MTR		31 hr
Jul 26, 2:00 PM PDT	Small Craft Advisory	MTR		55 hr
Jul 27, 2:00 AM PDT	Gale Warning	LOX		25 hr
Jul 27, 2:00 AM PDT	Small Craft Advisory	LOX		25 hr
Jul 27, 3:11 AM PDT	Wind Advisory	LOX	Santa Barbara	24 hr
Jul 27, 3:38 PM PDT	Fire Weather Watch	MFR	Modoc, Siskiyou	23 hr
Jul 28, 2:34 AM PDT	Gale Watch	LOX		23 hr
Jul 28, 2:34 AM PDT	Small Craft Advisory	LOX		48 hr
Jul 28, 2:59 AM PDT	Gale Warning	MTR		11 hr
Jul 28, 2:59 AM PDT	Small Craft Advisory	MTR		48 hr
Jul 28, 3:07 AM PDT	Wind Advisory	LOX	Santa Barbara	24 hr
Jul 28, 2:12 PM PDT	Fire Weather Watch	MFR	Modoc	23 hr
Jul 28, 2:12 PM PDT	Red Flag Warning	MFR	Modoc, Siskiyou	30 hr
Jul 29, 1:47 AM PDT	Gale Warning	LOX		25 hr
Jul 29, 1:47 AM PDT	Small Craft Advisory	LOX		25 hr
Jul 29, 2:13 AM PDT	Red Flag Warning	REV	Lassen, Modoc	18 hr
Jul 29, 3:10 AM PDT	Gale Watch	EKA		24 hr
Jul 29, 3:10 AM PDT	Small Craft Advisory	EKA		3 hr
Jul 29, 3:10 AM PDT	Small Craft Advisory	EKA		24 hr
Jul 29, 3:10 AM PDT	Wind Advisory	LOX	Santa Barbara	24 hr
Jul 30, 1:57 AM PDT	Heat Advisory	SGX	Riverside, San Bernardino, San Diego	18 hr
Jul 30, 2:45 AM PDT	Small Craft Advisory	MTR		48 hr
Jul 30, 2:48 AM PDT	Small Craft Advisory	EKA		4 days
Jul 30, 3:56 AM PDT	Gale Warning	LOX		23 hr
Jul 30, 3:56 AM PDT	Small Craft Advisory	LOX		4 days
Jul 30, 2:15 PM PDT	Beach Hazards Statement	LOX	Los Angeles, Santa Barbara, Ventura	5 days
Jul 30, 2:25 PM PDT	Wind Advisory	LOX	Santa Barbara	13 hr
Jul 30, 4:50 PM PDT	Areal Flood Advisory	SGX	San Bernardino	2 hr
Jul 30, 5:09 PM PDT	Flash Flood Warning Considerable damage threat	SGX	San Bernardino	85 min
Jul 31, 1:00 AM PDT	Special Weather Statement	PSR	Imperial	2 hr
Jul 31, 2:07 AM PDT	Special Weather Statement	SGX	Riverside	68 min
Jul 31, 2:40 AM PDT	Small Craft Advisory	MTR		42 hr
Jul 31, 3:07 AM PDT	Dust Storm Advisory	SGX	Riverside, San Diego	113 min
Jul 31, 3:10 AM PDT	Special Weather Statement	PSR	Riverside	50 min
Jul 31, 3:30 AM PDT	Areal Flood Advisory	PSR	Imperial, Riverside	3 hr
Jul 31, 5:20 AM PDT	Areal Flood Advisory	SGX	San Diego	5 hr
Jul 31, 6:20 AM PDT	Areal Flood Advisory	SGX	San Diego	2 hr
Jul 31, 11:44 AM PDT	Beach Hazards Statement	SGX	San Diego	76 min
Jul 31, 2:24 PM PDT	Gale Watch	LOX		37 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	1
Special Weather Statement	7
Flooding
Flash Flood Warning	2
Flood Watch	1
Areal Flood Advisory	7
Heat
Excessive Heat Warning	12
Excessive Heat Watch	14
Heat Advisory	19
Wind and dust
Dust Storm Advisory	3
Wind Advisory	10
Fire
Red Flag Warning	6
Fire Weather Watch	5
Fog and smoke
Dense Fog Advisory	11
Coast and beach
Coastal Flood Advisory	3
Beach Hazards Statement	4
Marine
Gale Warning	14
Hazardous Seas Warning	1
Gale Watch	9
Marine Dense Fog Advisory	4
Small Craft Advisory	49

Nearby

Alerts in force now Tornadoes on record The radar archive 2022 2024

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.