Southeastern San Diego County is under a flash flood warning until 5:15 p.m. Friday due to thunderstorms.
The National Weather Service said that heavy rain would continue to move west across San Diego County, with the heaviest rain occurring near Jamul. Doppler radar imaging showed rainfall rates locally of over one inch per hour, including over the Valley Fire burn area.
Power outages have left about 4,300 homes and businesses without electrical service across parts of central and southern San Diego County, including neighborhoods in Chula Vista, Emerald Hills, Encanto, La Presa, Lemon Grove, Rancho San Diego, Spring Valley and Valencia Park, according to San Diego Gas & Electric. The causes of the blackouts are not immediately clear.
Areas that could experience the flash flooding include: Ramona, Alpine, Cuyamaca Rancho State Park, Mount Laguna, Julian, I-8 between Alpine and Boulevard, Hwy 78 between Banner and S2, Hwy 78 between S2 and Borrego Springs Rd, Descanso, Pine Valley, Hwy S1 between Lake Cuyamaca and Mount Laguna, Lake Cuyamaca, Hwy 79 between Julian and Lake Cuyamaca, Lake Morena, Hwy S2 between Shelter Valley and Agua Caliente, Campo, San Diego Country Estates and Potrero.
It’s not advised to drive through flooded roads, according to the NWS. Most flood deaths occur in vehicles, the advisory added.
