Check Water Temperatures Before Your River Visit

Water temperatures below 70 degrees causes you to lose breathing & muscle control which can lead to drowning. The colder the water the more extreme the impacts. Enjoy the river by staying dry when water is cold. Read More >

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Last Map Update: Fri, Jun 19, 2026 at 1:18:21 pm PDT

Watches, Warnings & Advisories

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National Weather Service San Francisco Bay Area, CA

Red Flag Warning

Small Craft Advisory

Beach Hazards Statement

Special Weather Statement

Red Flag Warning

A Red Flag Warning has been issued for interior Humboldt and northern Trinity Counties. Isolated to scattered dry thunderstorms are possible Friday morning and afternoon, which has the potential to start new fires. Gusty winds from thunderstorms may cause rapid fire spread.