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.

Overcast

61°F

16°C

Humidity 81%
Wind Speed E 7 mph
Barometer 29.64 in (1003.4 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 10 May 12:52 am EDT
Extended Forecast for

Dulles VA

  • Overnight

    Overnight: Showers likely and possibly a thunderstorm before 3am, then scattered showers and thunderstorms after 3am. Cloudy, with a low around 56. East wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then showers likely after 5pm. Cloudy, with a high near 61. East wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 61 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 48. North wind 5 to 9 mph. Chance of precipitation is 50%.

    Low: 48 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Saturday

    Saturday: A chance of showers after 2pm. Partly sunny, with a high near 65. Light and variable wind. Chance of precipitation is 40%.

    High: 65 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 49. Southeast wind around 7 mph. Chance of precipitation is 60%.

    Low: 49 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 65. Chance of precipitation is 40%.

    High: 65 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm before 3am, then scattered showers and thunderstorms after 3am. Cloudy, with a low around 56. East wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then showers likely after 5pm. Cloudy, with a high near 61. East wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 48. North wind 5 to 9 mph. Chance of precipitation is 50%.
Saturday
A chance of showers after 2pm. Partly sunny, with a high near 65. Light and variable wind. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 49. Southeast wind around 7 mph. Chance of precipitation is 60%.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 65. Chance of precipitation is 40%.
Sunday Night
Mostly clear, with a low around 49.
Monday
Mostly sunny, with a high near 75.
Monday Night
Mostly cloudy, with a low around 60.
Tuesday
Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly cloudy, with a high near 74. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 72. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Dulles VA
 38.94°N 77.33°W (Elev. 390 ft)
Last Update:
1:32 am EDT May 10, 2024
Forecast Valid:
1am EDT May 10, 2024-6pm EDT May 16, 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