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Scattered storms bring overnight flash flood watch to DC area

The National Weather Service has placed most of the D.C. region under a flash flood watch beginning overnight as scattered thunderstorms make their way through the area. The watch begins at 2 a.m. Thursday and will expire at 8 p.m. It covers most of the D.C. metropolitan area.

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Heavy rainfall is expected at times as storms make their way northwest across the region. Storm Team4 Meteorologist Matt Ritter said heavy rain will also be possible throughout the day Thursday.

Forecast

  • Wednesday night: Cloudy and muggy with mild temperatures. Showers and scattered thunderstorms with some brief heavy downpours possible. Lows in the upper 60s to low 70s.
  • Thursday: Mostly cloudy, very warm and humid. Scattered showers and a few thunderstorms possible. High in the low to mid 80s.
  • Friday: Less humid than Thursday, but still cloudy. A few lingering showers, especially south of the District. Highs in the upper 70s to low 80s.
  • Saturday: Mostly cloudy with a chance of a showers. Highs in the mid 70s to low 80s.
  • Sunday: Partly sunny, warmer and more humid than Saturday. A few showers or thunderstorms possible later in the day. Highs in the low 80s.

Radar

Hot, humid week ahead for DC area with severe storm risk

A dangerous heat wave will grip the D.C. area through Thursday, with highs in the mid to upper 90s and heat index values between 100 and 105. Hot and humid conditions are expected through Thursday, according to the National Weather Service, which said to expect daily thunderstorm chances and a risk of severe thunderstorms. 7News Meteorologist Eileen Whelan told WTOP that most of Tuesday will stay dry, but a few late-day thunderstorms are possible, especially north and east of D.C. as storms drift south from Pennsylvania. Any storm could produce damaging wind gusts and hail, but Whelan reiterated "storm chances are low" on Tuesday. Due to a lack of air conditioning, Parkdale High School in Riverdale, Maryland, closed early at 10:30 a.m. on Tuesday, Prince George's County Public Schools said in a social media post.
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