The National Weather Service in San Diego has issued a Flash Flood Warning for southeastern San Diego County until 7 p. m. Thunderstorms and flash flooding are expected due to heavy rain. Do not drive your vehicle through flooded roadways. Some locations that may experience flash flooding include: Pine Valley, Boulevard, Mount Laguna, Cuyamaca Rancho State Park, Imperial County Line, Pine Valley, Lake Morena, Campo, Boulevard, I-8 Hwy S1, Lake Cuyamaca and Descanso. More forecast information and updates are available from the National Weather Service at www.weather.gov/sgx/