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Inches of Rain Expected in DC Area; Flash Flood Watches in DMV

Storm Team4 has declared a weather alert due to storms and a flash flood risk on Wednesday and Thursday.

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What to Know

  • Downpours and storms could dump 1 to 3 inches of rain in the D.C. area through midday Thursday.
  • A flash flood watch is in effect for some parts of Maryland and Virginia west of D.C.
  • Expect heavy rain at times.

Pouring rain and storms will continue to swamp the D.C. area Wednesday and Thursday, and downpours could set off flash floods.

Expect about 1 to 3 inches of rain areawide, mainly through midday hours Thursday. Pockets of heavy rain could inundate some areas with more.

Severe thunderstorms are moving from the south up through parts of Maryland and Virginia, and rain will continue overnight with the heaviest rain likely during the Thursday morning commute.

A flash flood watch will be in effect in parts of Maryland and Virginia until Thursday morning, the National Weather Service said. It applies to Frederick, Maryland, and parts of Fauquier, Frederick, Loudoun and Rappahannock counties in Virginia.

A flash flood watch from late Wednesday through Thursday afternoon will be in effect for D.C.; parts of Carroll, Howard and Montgomery counties in Maryland; and parts of Loudoun and Fairfax counties and Arlington, Falls Church and Alexandria in Virginia.

Go here to see all weather alerts

Remember: If you encounter a flooded road, turn around, don’t down.

Wednesday is the first day of fall, and the season is off to a soggy start in the D.C. area with periods of rain and thunder amid humid conditions and highs in the upper 70s.

Watch out for hazardous conditions during the Thursday morning commute. Give yourself some extra time and take care to avoid high standing or moving water, Storm Team4 says.

On Thursday, prepare for more wet weather in the morning and a line of heavy rain in the afternoon. Rain will come to an end around sunset. Highs will be in the upper 60s to low 70s.

Flash flooding is the biggest threat. A few strong to severe thunderstorms are possible.

The weekend forecast brings good news. Friday, Saturday and Sunday are looking nice and sunny with highs in the 70s and lows in the 50s.

Stay with Storm Team4 for the latest forecast and download the NBC Washington app on iOS and Android to get severe weather alerts on your phone.

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