Eureka, CA

News Headlines

The Fire Weather Zones in Del Norte, Humboldt, Trinity, Mendocino, and Lake Counties will be Changing in April 2026
The Public Forecast Zones in Trinity and Lake Counties will be Changing in April 2026

Click a location below for detailed forecast.

Last Map Update: Thu, Apr 16, 2026 at 10:54:28 am PDT

Watches, Warnings & Advisories

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National Weather Service San Francisco Bay Area, CA

Gale Warning

Freeze Warning

Small Craft Advisory

Wind Advisory

Frost Advisory

Cold Mornings to End the Week

A cold frontal passage on Wednesday has ushered cold air into the area. This cold air will allow low overnight and early morning temperatures that could support frost conditions along the coast and freezing conditions for interior areas. Protect sensative plants and outdoor pipes.