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Updated:March 10, 2026 11:30 pm PDT

Frost Advisory FROST ADVISORY  
Mendocino County
Effective: Tue, 3/10 9:14pm Severity: Minor
Updated: March 10, 2026 11:30 pm Urgency: Expected
Expires: Wed, 3/11 9:00am Certainty: Likely
Areas Affected: Northern Humboldt Coast - Mendocino Coast - Northwestern Mendocino Interior - Northeastern Mendocino Interior - Northern Lake County
 
Alert Details: 
* WHAT...Temperatures as low as 35 will result in frost formation.

* WHERE...Northern Mendocino Interior, Northern Humboldt Coast,
Mendocino Coast, and Northern Lake.

* WHEN...From 3 AM to 9 AM PDT Wednesday.

* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive
outdoor plants may be killed if left uncovered.

Information: 
Take steps now to protect tender plants from the cold.