Alert archive / California / Severe Thunderstorm Warnings

Severe Thunderstorm Warnings in California, 2002

69 severe thunderstorm warnings in 2002. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of severe thunderstorm warnings reaches back to 1986.

Severe Thunderstorm Warnings by county

Each county as a circle sized by its count in 2002. Tap one for its archive.

Severe Thunderstorm Warnings: 69
Busiest month: July21 severe thunderstorm warnings
Busiest day: May 20, 200215 severe thunderstorm warnings

Over time

By month

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
Mar 6, 4:16 PM PST	Severe Thunderstorm Warning	STO	Tehama	29 min
Mar 7, 1:45 PM PST	Severe Thunderstorm Warning	STO	Calaveras, Stanislaus	45 min
Mar 7, 1:51 PM PST	Severe Thunderstorm Warning	STO	Calaveras, Stanislaus	39 min
Mar 7, 2:36 PM PST	Severe Thunderstorm Warning	STO	Calaveras, Stanislaus, Tuolumne	39 min
Mar 17, 3:28 PM PST	Severe Thunderstorm Warning	STO	Solano	62 min
Mar 23, 2:31 PM PST	Severe Thunderstorm Warning	STO	Butte, Glenn	29 min
Apr 4, 3:11 PM PST	Severe Thunderstorm Warning	REV	Plumas	34 min
Apr 25, 4:40 PM PDT	Severe Thunderstorm Warning	STO	Plumas	35 min
May 20, 12:00 PM PDT	Severe Thunderstorm Warning	STO	Glenn, Tehama	30 min
May 20, 12:14 PM PDT	Severe Thunderstorm Warning	MTR	Monterey	46 min
May 20, 12:14 PM PDT	Severe Thunderstorm Warning	STO	Sacramento, Yolo	31 min
May 20, 12:23 PM PDT	Severe Thunderstorm Warning	MTR	San Mateo	67 min
May 20, 12:48 PM PDT	Severe Thunderstorm Warning	STO	Sacramento	27 min
May 20, 1:01 PM PDT	Severe Thunderstorm Warning	MTR	San Mateo	29 min
May 20, 2:03 PM PDT	Severe Thunderstorm Warning	STO	Sacramento, San Joaquin	42 min
May 20, 2:09 PM PDT	Severe Thunderstorm Warning	STO	Amador	36 min
May 20, 2:18 PM PDT	Severe Thunderstorm Warning	HNX	Fresno, Madera	42 min
May 20, 2:31 PM PDT	Severe Thunderstorm Warning	STO	Calaveras	29 min
May 20, 3:00 PM PDT	Severe Thunderstorm Warning	STO	Amador, Calaveras	45 min
May 20, 3:02 PM PDT	Severe Thunderstorm Warning	HNX	Fresno	43 min
May 20, 3:10 PM PDT	Severe Thunderstorm Warning	STO	Placer, Sutter	35 min
May 20, 3:36 PM PDT	Severe Thunderstorm Warning	HNX	Fresno	44 min
May 20, 4:31 PM PDT	Severe Thunderstorm Warning	HNX	Fresno	29 min
May 20, 5:01 PM PDT	Severe Thunderstorm Warning	HNX	Fresno	44 min
May 20, 5:46 PM PDT	Severe Thunderstorm Warning	HNX	Fresno, Tulare	44 min
May 20, 6:18 PM PDT	Severe Thunderstorm Warning	STO	Sacramento	27 min
May 31, 10:26 PM PDT	Severe Thunderstorm Warning	HNX	Fresno	34 min
May 31, 10:54 PM PDT	Severe Thunderstorm Warning	HNX	Fresno	36 min
May 31, 11:45 PM PDT	Severe Thunderstorm Warning	HNX	Fresno	30 min
Jun 1, 9:00 PM PDT	Severe Thunderstorm Warning	STO	Shasta	30 min
Jun 25, 6:43 PM PDT	Severe Thunderstorm Warning	REV	Plumas, Sierra	32 min
Jun 26, 3:34 PM PDT	Severe Thunderstorm Warning	REV	Nevada, Sierra	26 min
Jul 12, 2:30 PM PDT	Severe Thunderstorm Warning	HNX	Tuolumne	30 min
Jul 12, 2:47 PM PDT	Severe Thunderstorm Warning	REV	Nevada, Sierra	28 min
Jul 12, 2:51 PM PDT	Severe Thunderstorm Warning	STO	El Dorado	39 min
Jul 12, 3:24 PM PDT	Severe Thunderstorm Warning	REV	Lassen, Plumas, Sierra	21 min
Jul 12, 4:01 PM PDT	Severe Thunderstorm Warning	STO	Alpine	29 min
Jul 12, 4:28 PM PDT	Severe Thunderstorm Warning	REV	Lassen	32 min
Jul 12, 5:06 PM PDT	Severe Thunderstorm Warning	STO	El Dorado	39 min
Jul 12, 5:33 PM PDT	Severe Thunderstorm Warning	VEF	San Bernardino	87 min
Jul 13, 4:06 PM PDT	Severe Thunderstorm Warning	REV	Alpine	39 min
Jul 17, 1:53 PM PDT	Severe Thunderstorm Warning	REV	Lassen, Plumas	22 min
Jul 17, 2:03 PM PDT	Severe Thunderstorm Warning	REV	Nevada, Placer, Sierra	42 min
Jul 17, 2:37 PM PDT	Severe Thunderstorm Warning	REV	Lassen, Plumas	33 min
Jul 17, 3:01 PM PDT	Severe Thunderstorm Warning	REV	Lassen, Plumas, Sierra	29 min
Jul 18, 10:50 AM PDT	Severe Thunderstorm Warning	REV	Mono	25 min
Jul 18, 12:20 PM PDT	Severe Thunderstorm Warning	REV	Lassen, Plumas, Sierra	25 min
Jul 21, 3:26 PM PDT	Severe Thunderstorm Warning	STO	Plumas	49 min
Jul 21, 3:30 PM PDT	Severe Thunderstorm Warning	STO	Plumas	45 min
Jul 21, 4:16 PM PDT	Severe Thunderstorm Warning	STO	Plumas, Shasta, Tehama	44 min
Jul 21, 4:27 PM PDT	Severe Thunderstorm Warning	EKA	Trinity	33 min
Jul 21, 5:00 PM PDT	Severe Thunderstorm Warning	STO	Tehama	30 min
Jul 21, 7:05 PM PDT	Severe Thunderstorm Warning	EKA	Trinity	40 min
Aug 2, 1:43 PM PDT	Severe Thunderstorm Warning	REV	Alpine	32 min
Sep 10, 11:43 AM PDT	Severe Thunderstorm Warning	SGX	San Diego	47 min
Sep 10, 11:44 AM PDT	Severe Thunderstorm Warning	SGX	San Diego	46 min
Sep 10, 1:51 PM PDT	Severe Thunderstorm Warning	PSR	Imperial	54 min
Sep 10, 3:19 PM PDT	Severe Thunderstorm Warning	PSR	Imperial	56 min
Sep 10, 4:15 PM PDT	Severe Thunderstorm Warning	PSR	Imperial	60 min
Nov 29, 4:05 PM PST	Severe Thunderstorm Warning	SGX	San Diego	25 min
Dec 14, 2:57 PM PST	Severe Thunderstorm Warning	STO	Butte, Colusa, Glenn, Sutter	33 min
Dec 14, 3:25 PM PST	Severe Thunderstorm Warning	STO	Solano, Sutter, Yolo	20 min
Dec 14, 3:32 PM PST	Severe Thunderstorm Warning	STO	Placer, Sacramento	28 min
Dec 16, 5:31 PM PST	Severe Thunderstorm Warning	HNX	Tulare	29 min
Dec 16, 5:32 PM PST	Severe Thunderstorm Warning	HNX	Tulare	28 min
Dec 16, 6:00 PM PST	Severe Thunderstorm Warning	HNX	Tulare	30 min
Dec 17, 1:20 PM PST	Severe Thunderstorm Warning	HNX	Kern, Tulare	40 min
Dec 17, 5:22 PM PST	Severe Thunderstorm Warning	HNX	Kern	23 min
Dec 19, 7:24 PM PST	Severe Thunderstorm Warning	LOX	San Luis Obispo, Santa Barbara	56 min

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force now Tornadoes on record The radar archive 2001 2003

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.