Flood in Sonoma County, California

Flood November 17, 2025 · Sonoma County, California

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

What the National Weather Service wrote

Roadway flooding was reported on the connectors between eastbound California Highway 12 and northbound US Highway 101 and westbound Highway 12 to southbound Highway 101.

The wider storm

A low pressure system brought rain and winds to the Bay Area and Central Coast on November 16 and 17th. Special Marine Warnings and Special Weather Statements were issued due to isolated thunderstorms causing localized heavy rain and gusty winds. The main frontal rain band came through in the overnight hours, with isolated to scattered showers and some thunderstorms continuing into the 17th.

Began near Santa Rosa (38.4300, -122.7100).

Source: NOAA Storm Events Database, event 1299248. Narratives are written by the National Weather Service forecast office that issued the report.

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