GLENDORA (CBSLA.com) – A Flash Flood Warning has been issued for the Colby Fire burn area, as well as San Bernardino County.
Residents who haven’t been evacuated should be advised to be on the lookout for a sudden rush of water, according to CBS2 Chief Meteorologist Josh Rubenstein.
Mandatory evacuations remain in place for roughly 1,000 homes in the cities of Glendora, Monrovia and Azusa.
Two schools in Glendora were also closed due to heavy rains and the threat of mudslides.
Pasadena City College was also scheduled to close by 12 p.m. Friday.
No other closures have been announced.