Border 2 Fire initially started 1:58 p.m. Jan. 23 in San Diego County. After being active for 47 hours, it has burned 6,624.8 acres, an increase of 125 acres since the last update. A fire crew of 1,177 effectively contained 10% of the fire by Saturday afternoon. The blaze's cause remains under investigation.

Firefighters worked overnight to corral the Border 2 Fire, which spread over some 10 square miles of remote terrain a few miles north of the U.S.-Mexico border and was still only 10% contained Saturday.

The San Diego County Office of Education said Friday that Eastlake High, Eastlake Middle, Olympian High, East Hills Academy, High Tech High Chula Vista and Arroyo Vista Charter School would also be closed. Southwestern College said faculty, students and staff would move to remote work Friday due to the fire.