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Humboldt County Alerts
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Updated:March 26, 2026 6:16 am PDT

Frost Advisory FROST ADVISORY  
Humboldt County
Effective: Thu, 3/26 5:29am Severity: Minor
Updated: March 26, 2026 6:16 am Urgency: Expected
Expires: Thu, 3/26 8:00am Certainty: Likely
Areas Affected: Coastal Del Norte - Northern Humboldt Coast
 
Alert Details: 
* WHAT...Temperatures as low as 36 will result in frost formation.

* WHERE...Del Norte and Northern Humboldt Coast.

* WHEN...Until 8 AM PDT this morning.

* 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.
Cold Weather Advisory COLD WEATHER ADVISORY  
Humboldt County
Effective: Thu, 3/26 5:29am Severity:  Moderate 
Updated: March 26, 2026 6:16 am Urgency: Expected
Expires: Thu, 3/26 9:00am Certainty: Likely
Areas Affected: Southwestern Humboldt
 
Alert Details: 
* WHAT...Cold wind chills as low as 28 expected.

* WHERE...Southwestern Humboldt.

* WHEN...Until 9 AM PDT this morning.

* IMPACTS...Wind chill values can lead to hypothermia with prolonged
exposure.