Flood — Contra Costa, California

2019-03-06 · near Las Juntas, Contra Costa, California

Event narrative

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

Wider weather episode

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.

View location on OpenStreetMap → (37.9779, -122.0657)

Source: NOAA Storm Events Database, event_id 805516. Narrative written by the NWS forecast office that issued the report.