Flood in Humboldt County, California

Flood December 21, 2025 · Humboldt County, California

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

Flooding reported on the onramp from Highway 101 to Highway 255 in Arcata.

The wider storm

Beginning mid-December, a series of storm systems impacted Northwest California with the first set of storms bringing particularly heavy rain from December 19th through December 21st. The heaviest rain occurred in Humboldt County, but impacts were felt across the Northwest California region. Both small stream and main stem river flooding occurred during the event with the Mad and Eel Rivers exceeding moderate flood stage.

Began near Arcata (40.8638, -124.0840).

Source: NOAA Storm Events Database, event 1300756. Narratives are written by the National Weather Service forecast office that issued the report.

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