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Live/Severe Alerts/Record/Freeze Warning

Warning

Freeze Warning

Southern Trinity; Northwestern Interior Mendocino; Northeastern Interior Mendocino; and 3 more

Ended Oct 13, 8:00 AM PDT

LAKEMENDOCINOTRINITYClearlakeUkiahFort BraggHidden Valley LakeLakeportWillitsWeaverville100 MI
LAKEMENDOCINOTRINITYClearlakeUkiahFort BraggHidden Valley LakeLakeportWillitsWeaverville50 MI
Map of the Freeze Warning over Lake County and Mendocino County and Trinity County. Drawn on the national sheet; the scale is at its foot.
In force from
Oct 13, 1:00 AM PDT
Until
Oct 13, 8:00 AM PDT
Issued
Oct 12, 12:47 PM PDT
Updated
2 times, last Oct 13, 3:58 AM PDT
Office
Eureka, CA
Number
8 of its kind from this office this year
Severity
Severe
Where
CA

FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM PDT THIS MORNING... ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM PDT THIS MORNING

What
For the Freeze Warning, sub-freezing temperatures as low as 29 expected. For the Frost Advisory, temperatures as low as 33 will result in frost formation.
Where
Trinity County, Northern Mendocino Interior, and Northern Lake.
When
Until 8 AM PDT this morning.
Impacts
Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.

What to do

Take steps now to protect tender plants from the cold.

Every area Southern Trinity; Northwestern Interior Mendocino; Northeastern Interior Mendocino; Northern Lake; Northwestern and Central Trinity; Northeastern Trinity

Places under it Clearlake, Ukiah, Fort Bragg, Hidden Valley Lake, Lakeport, Willits, Weaverville, Brooktrails, North Lakeport, Clearlake Riviera, Kelseyville, Lucerne, and 40 more

Read the platesFrost, freeze and hard freeze FB-EVT-092How to read a warning FB-STN-001

On the radarForecast lows over itRadar

Every warning of October 12, 2026Every severe alert in forceCalifornia weather