Flood in Mendocino County, California

Flood January 5, 2026 – January 6, 2026 · Mendocino County, California

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

What the National Weather Service wrote

The Russian River exceeded flood stage at the Hopland Gauge around noon on the 5th causing flooding of Highway 175 and a full closure of the road east of Hopland. The river fell below flood stage during the morning of the 6th.

The wider storm

After a prolonged period of light to moderate rainfall across the two counties, a strong atmospheric river brought heavy rain to the area on January 5th. This resulted in numerous reports of flooding and closed highways, particularly in the two county area.

Began near Hopland (38.9717, -123.1134).

Source: NOAA Storm Events Database, event 1316965. Narratives are written by the National Weather Service forecast office that issued the report.

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