Flood in Contra Costa County, California

Flood March 6, 2019 · Contra Costa County, California

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

What the National Weather Service wrote

Roadway flooding at I-680 S and Concord Ave off ramp, both lanes flooded.

The wider storm

A weak atmospheric river impacted the region in early march bringing minor roadway flooding and breezy winds to the region. The main moisture plume made landfall to the south of our region, keeping most of the impacts confined to southern California.

Began near Las Juntas (37.9779, -122.0657).

Source: NOAA Storm Events Database, event 805516. Narratives are written by the National Weather Service forecast office that issued the report.

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