Weather Forecast in DC, Maryland, Northern Virginia

A flash flood warning took effect for D.C. and parts of Montgomery County, Maryland, as severe weather moved in Monday evening.

The flash flood warning was set until 12:30 a.m., according to the National Weather Service.

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Remember all that beautiful weather last week? The bill has come due and we will be paying it in sweat. Heat index near 100° on T-W-Th-F and a likelihood for thunderstorms somewhere in our area nearly every afternoon. #HeatWave #DogDays #WashingtonDC pic.twitter.com/nSQIfYt924
— Chuck Bell (@ChuckBell4) August 9, 2021

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“Keep your umbrellas handy this week. You’re likely to use them at least once,” Chuck Bell said.

There’s a 30% chance of storms starting late afternoon Monday. Storm chances are at 40% Tuesday and Wednesday, 20% Thursday, 40% Friday, and to-be-determined chance Saturday and Sunday.

High temperatures will drop into the 80s this weekend.