Authorities issued evacuation orders and warnings to nearby areas early Friday morning as a wildfire in the Otay Wilderness Area exploded to 4,250 acres in rugged terrain overnight. Crews were able to get 10% of it contained.

Border 2 Fire initially started 2:31 p.m. Jan. 23 in San Diego County. After being active for 20 hours, it has burned 5,389.4 acres, an increase of 1,139 acres since the last update. A fire crew of 692 effectively contained 10% of the fire by Friday noon.

The fire that broke out near the U.S.-Mexico border was 10% contained as of Friday morning. It was one of several wildfires that started Thursday.

Following weeks of critically bone-dry conditions, San Diego County could finally get a taste of rain over the weekend.

The National Weather Service says much of Ventura County could see a half-inch of rainfall. Here's what to expect this weekend.

Rain in the forecast for Southern California this weekend could bring relief to firefighters battling wildfires. But it also brings risks of mudslides and toxic runoff.