National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Mostly Cloudy

84°F

29°C

Humidity 48%
Wind Speed SW 8 mph
Barometer 29.63 in (1003.2 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 8 May 4:52 pm EDT
Extended Forecast for

Washington-Dulles International Airport VA

  • Tonight

    Tonight: Scattered showers and thunderstorms after 2am. Increasing clouds, with a low around 63. Northwest wind 6 to 11 mph becoming light in the evening. Chance of precipitation is 30%.

    Low: 63 °F

    Partly Cloudy
    then
    Scattered
    Showers

  • Thursday

    Thursday: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Mostly cloudy, with a high near 76. Light and variable wind becoming east 5 to 9 mph in the morning. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 58. East wind 5 to 10 mph becoming south after midnight. Chance of precipitation is 50%.

    Low: 58 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, mainly after 8am. Mostly cloudy, with a high near 67. Northwest wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 67 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 48. Northwest wind 6 to 10 mph.

    Low: 48 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 67. Chance of precipitation is 40%.

    High: 67 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 49. Chance of precipitation is 40%.

    Low: 49 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 68. Chance of precipitation is 30%.

    High: 68 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 49. Chance of precipitation is 30%.

    Low: 49 °F

    Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Tonight
Scattered showers and thunderstorms after 2am. Increasing clouds, with a low around 63. Northwest wind 6 to 11 mph becoming light in the evening. Chance of precipitation is 30%.
Thursday
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Mostly cloudy, with a high near 76. Light and variable wind becoming east 5 to 9 mph in the morning. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 58. East wind 5 to 10 mph becoming south after midnight. Chance of precipitation is 50%.
Friday
A chance of showers, mainly after 8am. Mostly cloudy, with a high near 67. Northwest wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 48. Northwest wind 6 to 10 mph.
Saturday
A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 67. Chance of precipitation is 40%.
Saturday Night
A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 49. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 68. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 49. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
A chance of showers. Mostly sunny, with a high near 78. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 75. Chance of precipitation is 50%.
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Washington-Dulles International Airport VA
 38.95°N 77.44°W (Elev. 285 ft)
Last Update:
4:32 pm EDT May 8, 2024
Forecast Valid:
5pm EDT May 8, 2024-6pm EDT May 15, 2024
 
Forecast Discussion
 
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Additional Resources

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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