Hundreds of thousands of residents in Charleston, South Carolina, were urged to "act now" after National Weather Service (NWS) meteorologists issued urgent flash flood warnings for the area amid slow-moving thunderstorms and torrential rainfall.

A flash flood warning is in place Saturday for a portion of the Charleston area. Heavy rain associated with a stalled front has prompted flooding across the Lowcountry. The flash flood warning includes portions of West Ashley,

With multiple flash flood warnings going in and out of effect for parts of Berkeley, Charleston and Dorchester counties this weekend, the City of Charleston is