THUNDERSTORMS POSSIBLE SUNDAY IN EAST COUNTY
August 17, 2013 (San Diego’s East County ) -- Monsoonal moisture will create a slight chance of thunderstorms over San Diego County mountains and deserts Sunday afternoon and evening, the National Weather Service reports. Any thunderstorms that occur will be capable of producing dry lightning, gusty winds, and locally heavy downpours.
Areas west of the mountains will remain dry, with highs in the mid to upper 70s along the coast and the mid 80s to around 100 in the valleys.
An excessive heat warning is in effect for desert areas in neighboring Imperial County.