Alert archive / California / Freeze Warnings

Freeze Warnings in California, 2020

65 freeze warnings in 2020. 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 freeze warnings reaches back to 2005.

Freeze Warnings by county

Each county as a circle sized by its count in 2020. Tap one for its archive.

Freeze Warnings
65
Busiest month
November24 freeze warnings
Busiest day
November 8, 20209 freeze 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.

IssuedProductOfficeCountiesLasted
Feb 2, 1:13 PM PSTFreeze WarningLOX20 hr
Feb 3, 2:28 AM PSTFreeze WarningHNX31 hr
Feb 3, 3:42 AM PSTFreeze WarningMTRMarin, Monterey, Napa, San Benito, Sonoma29 hr
Feb 3, 12:06 PM PSTFreeze WarningLOX21 hr
Feb 3, 12:33 PM PSTFreeze WarningSTO20 hr
Feb 3, 12:59 PM PSTFreeze WarningSGXRiverside, San Bernardino, San Diego20 hr
Feb 4, 12:55 AM PSTFreeze WarningHNX32 hr
Feb 4, 5:00 AM PSTFreeze WarningSGXRiverside, San Bernardino, San Diego28 hr
Feb 4, 8:52 AM PSTFreeze WarningMTRMonterey, San Benito24 hr
Feb 4, 9:01 AM PSTFreeze WarningLOX24 hr
Feb 29, 2:13 PM PSTFreeze WarningEKAMendocino19 hr
Mar 1, 2:42 PM PSTFreeze WarningEKAMendocino13 hr
Mar 7, 2:17 PM PSTFreeze WarningEKALake, Mendocino19 hr
Mar 15, 9:33 PM PDTFreeze WarningEKALake, Mendocino11 hr
Mar 24, 8:54 AM PDTFreeze WarningEKALake, Mendocino24 hr
Mar 25, 1:37 PM PDTFreeze WarningEKALake, Mendocino19 hr
Mar 26, 3:52 PM PDTFreeze WarningEKALake, Mendocino17 hr
Mar 27, 1:03 AM PDTFreeze WarningLOX8 hr
Apr 1, 2:07 PM PDTFreeze WarningEKADel Norte, Humboldt, Lake, Mendocino19 hr
Apr 2, 2:08 PM PDTFreeze WarningEKADel Norte, Humboldt, Lake, Mendocino19 hr
Apr 5, 10:21 AM PDTFreeze WarningEKALake, Mendocino22 hr
Jun 7, 3:01 AM PDTFreeze WarningREVLassen, Modoc, Plumas, Sierra29 hr
Jun 7, 5:35 AM PDTFreeze WarningMFRModoc, Siskiyou26 hr
Oct 8, 9:30 PM PDTFreeze WarningMFRSiskiyou12 hr
Oct 21, 3:38 AM PDTFreeze WarningMFRSiskiyou29 hr
Oct 21, 10:33 AM PDTFreeze WarningEKATrinity21 hr
Oct 22, 2:07 PM PDTFreeze WarningEKA19 hr
Oct 22, 2:11 PM PDTFreeze WarningMFRSiskiyou19 hr
Oct 24, 11:45 AM PDTFreeze WarningEKATrinity20 hr
Oct 24, 1:56 PM PDTFreeze WarningVEF43 hr
Oct 24, 2:41 PM PDTFreeze WarningMFRSiskiyou19 hr
Oct 25, 4:01 AM PDTFreeze WarningMFRSiskiyou29 hr
Oct 25, 4:44 AM PDTFreeze WarningEKAHumboldt, Mendocino28 hr
Oct 25, 2:11 PM PDTFreeze WarningLOX18 hr
Oct 26, 2:55 PM PDTFreeze WarningEKAMendocino, Trinity17 hr
Nov 8, 12:22 AM PSTFreeze WarningPSRSan Bernardino32 hr
Nov 8, 1:32 AM PSTFreeze WarningVEFInyo, San Bernardino30 hr
Nov 8, 1:59 AM PSTFreeze WarningHNX30 hr
Nov 8, 1:59 AM PSTFreeze WarningHNX54 hr
Nov 8, 3:05 AM PSTFreeze WarningEKAHumboldt, Lake, Mendocino30 hr
Nov 8, 3:31 AM PSTFreeze WarningLOX28 hr
Nov 8, 3:39 AM PSTFreeze WarningSGXSan Bernardino28 hr
Nov 8, 11:05 AM PSTFreeze WarningSTO22 hr
Nov 8, 1:00 PM PSTFreeze WarningSGXSan Bernardino43 hr
Nov 9, 7:59 AM PSTFreeze WarningHNX48 hr
Nov 9, 8:48 AM PSTFreeze WarningMTRMarin, Monterey, Napa, Sonoma24 hr
Nov 9, 8:59 AM PSTFreeze WarningSTO23 hr
Nov 9, 12:13 PM PSTFreeze WarningEKAMendocino21 hr
Nov 9, 12:57 PM PSTFreeze WarningLOXSanta Barbara20 hr
Nov 10, 3:16 AM PSTFreeze WarningEKAMendocino5 hr
Nov 19, 3:00 AM PSTFreeze WarningEKADel Norte, Humboldt, Mendocino30 hr
Nov 20, 9:40 AM PSTFreeze WarningEKADel Norte, Humboldt, Mendocino23 hr
Nov 25, 2:04 AM PSTFreeze WarningHNX54 hr
Nov 25, 2:04 AM PSTFreeze WarningHNX3 days
Nov 26, 10:50 AM PSTFreeze WarningHNX69 hr
Nov 27, 12:39 PM PSTFreeze WarningHNX67 hr
Nov 27, 2:05 PM PSTFreeze WarningLOX19 hr
Nov 30, 2:01 AM PSTFreeze WarningHNX30 hr
Nov 30, 2:01 AM PSTFreeze WarningHNX33 hr
Dec 3, 12:44 AM PSTFreeze WarningPSRImperial, Riverside30 hr
Dec 3, 12:21 PM PSTFreeze WarningPSRImperial, Riverside43 hr
Dec 3, 12:53 PM PSTFreeze WarningVEFSan Bernardino19 hr
Dec 3, 8:53 PM PSTFreeze WarningLOX12 hr
Dec 4, 9:08 AM PSTFreeze WarningLOX24 hr
Dec 17, 10:38 PM PSTFreeze WarningLOX10 hr

By county

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

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordThe radar archive20192021

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.