Heavier precipitation is expected Wednesday through Thursday, with some mountain areas likely to get up to a foot of snow while widespread showers douse the rest of the area.
A storm drenched the San Diego area with wind-whipped rain Tuesday, delivering significant rainfall in months amid flooded roadways and widespread power.
A flood watch is in effect for the San Diego County coastal areas, valleys and mountains through Tuesday evening due to excessive rainfall expected through the day with isolated afternoon thunderstorms.
A dynamic storm was forecast to generate strong winds and significant precipitation across San Diego County as it moves inland Tuesday, the National Weather Service said.
Lightning lit up downtown San Diego and the coast between 2 a.m. and 3 a.m. Wednesday as scattered showers and isolated thunderstorms moved westward across San Diego County.