Alert archive / California / Frost Advisories

Frost Advisories in California, 2012

97 frost advisories in 2012. 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 frost advisories reaches back to 2005.

Frost Advisories by county

Each county as a circle sized by its count in 2012. Tap one for its archive.

Frost Advisories: 97
Busiest month: December16 frost advisories
Busiest day: November 10, 20126 frost advisories

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
Jan 8, 9:15 PM PST	Frost Advisory	LOX		12 hr
Jan 17, 3:44 AM PST	Frost Advisory	LOX		29 hr
Feb 15, 6:35 PM PST	Frost Advisory	HNX		14 hr
Feb 16, 8:39 AM PST	Frost Advisory	HNX		23 hr
Feb 27, 8:33 PM PST	Frost Advisory	LOX	Los Angeles	12 hr
Feb 28, 1:45 PM PST	Frost Advisory	LOX		18 hr
Mar 1, 10:36 PM PST	Frost Advisory	EKA		10 hr
Mar 6, 2:35 PM PST	Frost Advisory	LOX		17 hr
Mar 6, 3:46 PM PST	Frost Advisory	EKA		11 hr
Mar 7, 2:34 PM PST	Frost Advisory	LOX		17 hr
Mar 7, 3:15 PM PST	Frost Advisory	EKA		17 hr
Mar 17, 3:00 PM PDT	Frost Advisory	EKA		12 hr
Mar 18, 10:04 PM PDT	Frost Advisory	LOX	Santa Barbara	10 hr
Mar 19, 3:25 AM PDT	Frost Advisory	SGX	Riverside, San Bernardino, San Diego	30 hr
Mar 19, 2:19 PM PDT	Frost Advisory	LOX	Santa Barbara	18 hr
Mar 22, 3:39 PM PDT	Frost Advisory	EKA		17 hr
Mar 25, 3:18 PM PDT	Frost Advisory	EKA		17 hr
Apr 1, 4:04 AM PDT	Frost Advisory	EKA		18 hr
Apr 4, 3:20 AM PDT	Frost Advisory	MTR	Marin, Monterey, Napa, Sonoma	24 hr
Apr 4, 3:39 AM PDT	Frost Advisory	EKA		29 hr
Apr 5, 2:32 PM PDT	Frost Advisory	HNX		17 hr
Apr 5, 2:47 PM PDT	Frost Advisory	LOX	Santa Barbara	17 hr
Apr 5, 3:49 PM PDT	Frost Advisory	EKA		16 hr
Apr 5, 8:17 PM PDT	Frost Advisory	MTR	Marin, Monterey, Napa, Sonoma	12 hr
Apr 6, 2:28 PM PDT	Frost Advisory	EKA		13 hr
Apr 6, 2:33 PM PDT	Frost Advisory	LOX	Santa Barbara	17 hr
Apr 6, 3:48 PM PDT	Frost Advisory	SGX	San Bernardino	16 hr
Apr 7, 1:58 PM PDT	Frost Advisory	LOX		18 hr
Apr 14, 2:54 PM PDT	Frost Advisory	EKA		10 hr
May 1, 4:09 AM PDT	Frost Advisory	EKA		29 hr
May 4, 3:05 PM PDT	Frost Advisory	EKA		17 hr
May 5, 2:54 PM PDT	Frost Advisory	EKA		16 hr
May 9, 2:02 PM PDT	Frost Advisory	MFR	Siskiyou	18 hr
May 10, 2:34 PM PDT	Frost Advisory	MFR	Siskiyou	17 hr
May 17, 10:00 AM PDT	Frost Advisory	MFR	Siskiyou	21 hr
May 18, 2:37 PM PDT	Frost Advisory	MFR	Modoc, Siskiyou	16 hr
May 22, 2:20 PM PDT	Frost Advisory	MFR	Modoc, Siskiyou	18 hr
May 23, 2:13 AM PDT	Frost Advisory	MFR	Modoc, Siskiyou	30 hr
May 26, 1:17 AM PDT	Frost Advisory	MFR	Modoc, Siskiyou	31 hr
Jun 4, 3:04 PM PDT	Frost Advisory	MFR	Modoc, Siskiyou	16 hr
Jun 5, 2:51 AM PDT	Frost Advisory	MFR	Siskiyou	28 hr
Jun 5, 3:31 AM PDT	Frost Advisory	EKA		28 hr
Jun 7, 8:19 PM PDT	Frost Advisory	MFR	Modoc, Siskiyou	11 hr
Jun 9, 12:57 PM PDT	Frost Advisory	MFR	Modoc, Siskiyou	19 hr
Jun 10, 2:13 PM PDT	Frost Advisory	MFR	Modoc	17 hr
Jun 18, 2:04 AM PDT	Frost Advisory	MFR	Modoc, Siskiyou	30 hr
Jun 23, 1:55 PM PDT	Frost Advisory	MFR	Modoc, Siskiyou	18 hr
Jun 24, 2:12 PM PDT	Frost Advisory	MFR	Modoc, Siskiyou	9 hr
Jun 26, 3:07 AM PDT	Frost Advisory	MFR	Modoc, Siskiyou	29 hr
Aug 26, 1:30 PM PDT	Frost Advisory	MFR	Siskiyou	19 hr
Aug 27, 1:56 PM PDT	Frost Advisory	MFR	Modoc, Siskiyou	18 hr
Aug 28, 2:22 AM PDT	Frost Advisory	MFR	Siskiyou	30 hr
Aug 29, 1:58 PM PDT	Frost Advisory	MFR	Siskiyou	18 hr
Aug 30, 2:02 PM PDT	Frost Advisory	MFR	Siskiyou	18 hr
Sep 10, 11:49 AM PDT	Frost Advisory	MFR	Modoc, Siskiyou	20 hr
Sep 23, 2:04 PM PDT	Frost Advisory	MFR	Modoc, Siskiyou	18 hr
Oct 2, 3:26 AM PDT	Frost Advisory	MFR	Modoc, Siskiyou	29 hr
Oct 4, 2:32 AM PDT	Frost Advisory	MFR	Siskiyou	30 hr
Oct 5, 2:45 AM PDT	Frost Advisory	MFR	Siskiyou	30 hr
Oct 6, 1:43 PM PDT	Frost Advisory	MFR	Siskiyou	19 hr
Oct 7, 3:24 AM PDT	Frost Advisory	MFR	Siskiyou	29 hr
Oct 8, 3:40 AM PDT	Frost Advisory	MFR	Siskiyou	29 hr
Oct 17, 2:18 AM PDT	Frost Advisory	MFR	Siskiyou	31 hr
Oct 20, 3:11 PM PDT	Frost Advisory	EKA		18 hr
Oct 20, 6:32 PM PDT	Frost Advisory	MFR	Siskiyou	14 hr
Oct 25, 2:53 PM PDT	Frost Advisory	EKA		13 hr
Oct 26, 3:48 AM PDT	Frost Advisory	EKA		5 hr
Nov 8, 10:15 PM PST	Frost Advisory	EKA		5 hr
Nov 9, 3:06 PM PST	Frost Advisory	STO		41 hr
Nov 9, 3:18 PM PST	Frost Advisory	EKA		17 hr
Nov 9, 6:42 PM PST	Frost Advisory	MTR	Marin, Monterey, Napa, Sonoma	13 hr
Nov 10, 3:57 AM PST	Frost Advisory	LOX	Santa Barbara	4 hr
Nov 10, 6:28 AM PST	Frost Advisory	LOX	Santa Barbara	26 hr
Nov 10, 10:13 AM PST	Frost Advisory	MTR	Marin, Monterey, Napa, Sonoma	22 hr
Nov 10, 12:46 PM PST	Frost Advisory	HNX		20 hr
Nov 10, 3:22 PM PST	Frost Advisory	EKA		17 hr
Nov 11, 4:52 AM PST	Frost Advisory	LOX		28 hr
Nov 11, 1:36 PM PST	Frost Advisory	HNX		17 hr
Nov 12, 2:38 PM PST	Frost Advisory	LOX	Santa Barbara	18 hr
Nov 13, 2:07 PM PST	Frost Advisory	LOX		18 hr
Nov 21, 1:26 PM PST	Frost Advisory	EKA		14 hr
Dec 7, 3:31 AM PST	Frost Advisory	EKA		5 hr
Dec 7, 10:27 PM PST	Frost Advisory	EKA		11 hr
Dec 8, 3:03 PM PST	Frost Advisory	EKA		17 hr
Dec 12, 4:18 AM PST	Frost Advisory	EKA		29 hr
Dec 13, 2:10 PM PST	Frost Advisory	MTR	Alameda, Contra Costa, Monterey, San Benito	18 hr
Dec 14, 9:06 PM PST	Frost Advisory	EKA		6 hr
Dec 18, 3:00 AM PST	Frost Advisory	HNX		19 hr
Dec 18, 3:04 AM PST	Frost Advisory	MTR	Alameda, Contra Costa, Monterey, San Benito, San Mateo, Santa Clara and 1 more	29 hr
Dec 18, 4:08 PM PST	Frost Advisory	LOX		17 hr
Dec 19, 3:07 AM PST	Frost Advisory	SGX	Riverside, San Bernardino, San Diego	30 hr
Dec 19, 9:29 AM PST	Frost Advisory	LOX	Los Angeles	24 hr
Dec 20, 2:18 PM PST	Frost Advisory	LOX		19 hr
Dec 27, 1:54 PM PST	Frost Advisory	LOX		19 hr
Dec 29, 2:18 AM PST	Frost Advisory	EKA		13 hr
Dec 29, 8:12 PM PST	Frost Advisory	LOX	Los Angeles	13 hr
Dec 30, 7:30 AM PST	Frost Advisory	LOX	Los Angeles	26 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 now Tornadoes on record The radar archive 2011 2013

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.