Today is warm and very humid, This afternoon, drenching thunderstorms arrive. The high is 90 early in the afternoon with temperatures falling as the storms arrive. Look out for flooding downpours.
A FLASH FLOOD WATCH is in effect from 11 a.m. today through this evening in Philadelphia and the following counties: Delaware, southern Montgomery, southern Bucks, Mercer, northern Burlington, Camden and Gloucester. Some storms could produce 1-2″ or more of rain in a relatively short time, which could lead to fast-rising water in poor drainage areas and on roads. Avoid driving or walking through flood waters.
TONIGHT: More showers and drenching thunderstorms are in store during this evening, eventually ending up down at the Shore. Overnight, we dry out and humidity levels drop. The low is 68.
WEDNESDAY: The storms are gone and much more comfortable air rushes into the region. Any morning clouds should give way quickly to abundant sunshine. The humidity plunges and it’s much nicer. The high is 87.