National Weather Service United States Department of Commerce

Heavy rain and flash flooding possible in the Desert Southwest and Great Lake States this evening and tonight

A slow moving cold front may bring heavy rain and localized flooding Wednesday to portions of the Great Plains. More heavy rain will be possible in the Desert Southwest again Wednesday. Hot temperatures will continue in the Mississippi Valley - and spread up the east coast Wednesday.
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Current Conditions

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2 Miles WNW Washington-Dulles International Airport VA

7 Day Forecast

Today

Sunny

Sunny

High: 88 °F

Tonight

Isolated Thunderstorms Chance for Measurable Precipitation 20%

Isolated
Thunderstorms

Low: 64 °F

Thursday

Sunny

Sunny

High: 83 °F

Thursday
Night

Mostly Clear

Mostly
Clear

Low: 60 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 84 °F

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 65 °F

Saturday

Mostly Sunny

Mostly
Sunny

High: 90 °F

Saturday
Night

Partly Cloudy

Partly
Cloudy

Low: 71 °F

Sunday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 92 °F

Detailed Forecast

  • Today Sunny, with a high near 88. Light and variable wind.
  • Tonight Isolated showers and thunderstorms before midnight. Partly cloudy, with a low around 64. Calm wind becoming northwest 5 to 8 mph after midnight. Chance of precipitation is 20%.
  • Thursday Sunny, with a high near 83. Northwest wind 8 to 10 mph.
  • Thursday Night Mostly clear, with a low around 60. North wind 3 to 5 mph.
  • Friday Mostly sunny, with a high near 84. Light northeast wind.
  • Friday Night Partly cloudy, with a low around 65.
  • Saturday Mostly sunny, with a high near 90.
  • Saturday Night Partly cloudy, with a low around 71.
  • Sunday A chance of showers and thunderstorms. Partly sunny, with a high near 92. Chance of precipitation is 40%.
  • Sunday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
  • Labor Day A chance of showers and thunderstorms. Mostly cloudy, with a high near 89. Chance of precipitation is 40%.
  • Monday Night Mostly cloudy, with a low around 69.
  • Tuesday A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 30%.