Flood — Contra Costa, California

2025-02-04 · near Walnut Creek, Contra Costa, California

Event narrative

Around 8 inches of water were reported on the ramp that connects eastbound State Route 24 to southbound Interstate 680.

Wider weather episode

An intense atmospheric river impacted the Bay Area from February 3rd to the 4th, bringing heavy rain and strong wind to the region, especially across the North Bay. The Russian River near Guerneville flooded due to the heavy rain.

View location on OpenStreetMap → (37.8972, -122.0816)

Source: NOAA Storm Events Database, event_id 1252657. Narrative written by the NWS forecast office that issued the report.