UPDATE: The fire was initially reported at 50 acres and is now at 45 acres as of 2:30 p.m.

CONTRA COSTA COUNTY, Calif. (KRON) — Fire crews were responding to a 45-acre fire Friday afternoon near Brentwood, Cal Fire tweeted. The fire is in the vicinity of Marsh Creek Road and Walnut Boulevard where the public is advised to avoid the area.

The follow roads that were closed earlier have now reopened:

  • Vasco Road at Marsh Creek Road
  • Vasco Road at Walnut Boulevard

As of 7 p.m., the fire is 100% contained, according to a tweet by the East Contra Costa Fire Protection District.

This marks the second fire in two days within that area. A 200-acre fire broke out also in the area of Marsh Creek Road and Walnut Boulevard on Thursday, which prompted a number of road closures throughout the night.

In that area of East Contra Costa Country, temperatures are expected to reach 100 degrees, the National Weather Service Bay Area tweeted. The agency announced a heat advisory for those inland areas.

This is a developing story. Check back for updates.