Thunderstorms and Light Rain Create Isolated Flash Flood Potential in So Cal
FLASH FLOOD POTENTIAL INDEX FOR EXTREME SOUTHWESTERN CALIFORNIA Activity is decreasing late this afternoon in the wake of a weak easterly wave and increasing southerly flow aloft. So the risk of flash flooding is diminishing. Expect a quiet night, then another increase in thunderstorms on Tuesday afternoon over the mountains with a drift into the deserts. Thunderstorms on Tuesday have the potential to be more intense, with full afternoon heating and a favorable moisture and wind profile. Isolated flash flooding…