Flash flood warnings were issued Monday afternoon for parts of Southern California.
Heavy rain and pea-sized hail are possible from a cell that prompted a flash flood warning for northern Ventura County. The warning is in effect until 5 p.m.
Another cell produced a flash flood warning in southern Riverside County and part of San Diego County.
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Flash flood warnings mean flooding is imminent in the warning area.
Smaller cells in the Southern California mountains and deserts led to flash flood watches. A watch means that conditions are favorable for flash flooding in flood-prone areas.