Crews are battling a growing grass fire in the East Bay on. The fire is burning close to Highway 4 near Willow Pass Road and Avila Road north of Concord, CAL FIRE said.

CONCORD, Calif. - Firefighters battled a vegetation fire near Concord on Wednesday afternoon. Cal Fire SCU, with better mapping, downgraded the acreage to 62 acres. Officials said the fire broke out near Willow Pass and Avila roads, just north of Concord.

A wind-whipped vegetation fire was burning in Concord near Highway 4 Wednesday afternoon, authorities said. Cal Fire said the Willow Fire began burning in the area of Willow Pass Road and Avila Road at about 1:10 p.m. As of about 2 p.m. the fire had reached 50 acres and had zero containment, Cal Fire said.

Crews are battling a growing grass fire in the East Bay on Wednesday. The fire is burning close to Highway 4 near Willow Pass Road and Avila Road north of Concord, CAL FIRE said. The fire has grown from 50 to 70 acres,