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Severe Thunderstorms and Heavy Rainfall Today from the Central Plains into the Tennessee Valley

Severe thunderstorms capable of damaging winds will be possible from the Ozark Plateau east into portions of the Southeast today. Rounds of heavy thunderstorms ahead of a slow moving front will continue locally heavy rainfall and scattered flash flooding potential from the Ozarks to the Ohio and Tennessee Valleys today. Read More >

Hazardous Weather Conditions

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Overcast

82°F

28°C

Humidity 69%
Wind Speed Calm
Barometer 29.95 in (1013.9 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 11 Jul 8:52 pm EDT
Extended Forecast for

2 Miles NNW Chantilly VA

  • Tonight

    Tonight: Showers and thunderstorms likely before 3am, then a slight chance of showers between 3am and 4am. Cloudy, with a low around 68. Northeast wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Showers
    Likely then
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers between 10am and 11am, then a slight chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 83. East wind 6 to 8 mph. Chance of precipitation is 20%.

    High: 83 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 65. Southeast wind around 6 mph becoming calm after midnight.

    Low: 65 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny through mid morning, then becoming cloudy, with a high near 82. East wind 3 to 8 mph. Chance of precipitation is 30%.

    High: 82 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 64. Light southeast wind.

    Low: 64 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 69.

    Low: 69 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers and thunderstorms likely before 3am, then a slight chance of showers between 3am and 4am. Cloudy, with a low around 68. Northeast wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A slight chance of showers between 10am and 11am, then a slight chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 83. East wind 6 to 8 mph. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 65. Southeast wind around 6 mph becoming calm after midnight.
Monday
A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny through mid morning, then becoming cloudy, with a high near 82. East wind 3 to 8 mph. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 64. Light southeast wind.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Clear, with a low around 69.
Wednesday
Sunny, with a high near 96.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
Sunny, with a high near 94.
Thursday Night
Partly cloudy, with a low around 73.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 94. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Chantilly VA
 38.91°N 77.42°W (Elev. 348 ft)
Last Update:
7:53 pm EDT Jul 11, 2026
Forecast Valid:
9pm EDT Jul 11, 2026-6pm EDT Jul 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation