Hail in Contra Costa County, California

Hail March 3, 2018 · Contra Costa County, California

0.25 in

Hail diameter

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

The wider storm

An upper level system with a strong cold front moved through the Bay Area at the turn of the month with precipitation beginning late the evening of the 28th. This system brought widespread rainfall causing localized roadway flooding, strong winds, lightning, and small hail. Gusts in the mountains reached 60 mph and hail was seen up to 1/2 an inch. The bulk of the precipitation and subsequent impacts were seen in early March.

Began near Danville (37.8812, -122.0648).

Source: NOAA Storm Events Database, event 738540. Narratives are written by the National Weather Service forecast office that issued the report.

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