Alert archive / California / Severe Thunderstorm Warnings / 2022

Severe Thunderstorm Warnings in California, August 2022

55 severe thunderstorm warnings in August 2022. 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 August 2022. Tap one for its archive.

Severe Thunderstorm Warnings
55
Busiest day
August 24, 20227 severe thunderstorm warnings

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.

IssuedProductOfficeCountiesLasted
Jul 31, 5:19 PM PDTSevere Thunderstorm WarningREVLassen41 min
Jul 31, 6:01 PM PDTSevere Thunderstorm WarningREVLassen44 min
Aug 1, 2:45 PM PDTSevere Thunderstorm WarningVEFSan Bernardino45 min
Aug 1, 2:54 PM PDTSevere Thunderstorm WarningVEFInyo, San Bernardino66 min
Aug 2, 5:42 PM PDTSevere Thunderstorm WarningMFRSiskiyou33 min
Aug 2, 7:21 PM PDTSevere Thunderstorm WarningMFRSiskiyou24 min
Aug 2, 7:38 PM PDTSevere Thunderstorm WarningMFRSiskiyou37 min
Aug 8, 2:44 PM PDTSevere Thunderstorm WarningPSRImperial, Riverside46 min
Aug 8, 5:59 PM PDTSevere Thunderstorm WarningPSRImperial46 min
Aug 8, 6:53 PM PDTSevere Thunderstorm WarningPSRImperial37 min
Aug 10, 6:23 PM PDTSevere Thunderstorm WarningPSRImperial37 min
Aug 11, 4:13 PM PDTSevere Thunderstorm WarningPSRRiverside25 min
Aug 11, 5:45 PM PDTSevere Thunderstorm WarningPSRRiverside45 min
Aug 13, 12:47 PM PDTSevere Thunderstorm WarningSGXSan Diego58 min
Aug 13, 2:10 PM PDTSevere Thunderstorm WarningPSRRiverside, San Bernardino50 min
Aug 13, 2:21 PM PDTSevere Thunderstorm WarningSGXSan Diego54 min
Aug 13, 2:25 PM PDTSevere Thunderstorm WarningPSRRiverside50 min
Aug 13, 3:41 PM PDTSevere Thunderstorm WarningPSRImperial, Riverside37 min
Aug 13, 4:49 PM PDTSevere Thunderstorm WarningPSRImperial41 min
Aug 14, 1:22 PM PDTSevere Thunderstorm WarningPSRRiverside, San Bernardino38 min
Aug 14, 2:12 PM PDTSevere Thunderstorm WarningVEFSan Bernardino63 min
Aug 14, 3:21 PM PDTSevere Thunderstorm WarningVEFSan Bernardino39 min
Aug 14, 3:22 PM PDTSevere Thunderstorm WarningSGXSan Diego53 min
Aug 15, 2:45 PM PDTSevere Thunderstorm WarningPSRRiverside, San Bernardino45 min
Aug 15, 4:51 PM PDTSevere Thunderstorm WarningPSRRiverside39 min
Aug 16, 1:40 PM PDTSevere Thunderstorm WarningPSRRiverside50 min
Aug 16, 2:32 PM PDTSevere Thunderstorm WarningPSRImperial43 min
Aug 17, 5:11 PM PDTSevere Thunderstorm WarningVEFSan Bernardino64 min
Aug 17, 6:57 PM PDTSevere Thunderstorm WarningPSRRiverside20 min
Aug 18, 6:34 PM PDTSevere Thunderstorm WarningVEFSan Bernardino41 min
Aug 18, 7:08 PM PDTSevere Thunderstorm WarningVEFSan Bernardino52 min
Aug 18, 7:42 PM PDTSevere Thunderstorm WarningPSRRiverside48 min
Aug 18, 8:26 PM PDTSevere Thunderstorm WarningPSRRiverside32 min
Aug 18, 10:12 PM PDTSevere Thunderstorm WarningPSRImperial33 min
Aug 20, 3:15 PM PDTSevere Thunderstorm WarningVEFSan Bernardino45 min
Aug 20, 3:44 PM PDTSevere Thunderstorm WarningPSRRiverside, San Bernardino29 min
Aug 21, 10:03 PM PDTSevere Thunderstorm WarningVEFSan Bernardino72 min
Aug 21, 10:33 PM PDTSevere Thunderstorm WarningPSRRiverside57 min
Aug 21, 11:57 PM PDTSevere Thunderstorm WarningPSRImperial, Riverside48 min
Aug 22, 12:34 AM PDTSevere Thunderstorm Warning Considerable damage threatPSRImperial, Riverside56 min
Aug 22, 1:27 AM PDTSevere Thunderstorm WarningPSRImperial32 min
Aug 23, 5:14 PM PDTSevere Thunderstorm WarningPSRRiverside, San Bernardino28 min
Aug 23, 5:19 PM PDTSevere Thunderstorm WarningVEFSan Bernardino23 min
Aug 24, 1:27 PM PDTSevere Thunderstorm WarningSGXSan Diego63 min
Aug 24, 2:38 PM PDTSevere Thunderstorm WarningVEFInyo52 min
Aug 24, 3:55 PM PDTSevere Thunderstorm WarningPSRImperial50 min
Aug 24, 4:09 PM PDTSevere Thunderstorm Warning Considerable damage threatSGXSan Diego66 min
Aug 24, 4:42 PM PDTSevere Thunderstorm WarningVEFSan Bernardino48 min
Aug 24, 5:59 PM PDTSevere Thunderstorm WarningPSRRiverside31 min
Aug 24, 6:02 PM PDTSevere Thunderstorm WarningVEFSan Bernardino27 min
Aug 24, 6:53 PM PDTSevere Thunderstorm WarningPSRRiverside52 min
Aug 24, 7:47 PM PDTSevere Thunderstorm WarningVEFSan Bernardino43 min
Aug 26, 3:23 PM PDTSevere Thunderstorm WarningVEFSan Bernardino67 min
Aug 26, 4:28 PM PDTSevere Thunderstorm WarningVEFSan Bernardino62 min
Aug 28, 2:42 PM PDTSevere Thunderstorm WarningPSRRiverside18 min

By county

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

Nearby

Alerts in force nowTornadoes on recordThe radar archive20212023

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.