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

85°F

29°C

Humidity 42%
Wind Speed S 15 G 24 mph
Barometer 29.74 in (1006.6 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 11 Mar 3:52 pm EDT
Extended Forecast for

Dulles VA

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms, mainly after 5pm. Some of the storms could be severe. Mostly sunny, with a high near 80. South wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 80 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Scattered showers and thunderstorms, then showers likely after 4am. Some of the storms could be severe. Mostly cloudy, with a low around 45. South wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 45 °F

    Severe
    Thunderstorms
    then Showers
    Likely

  • Thursday

    Thursday: Rain showers before 2pm, then a chance of rain and snow showers. Temperature falling to around 40 by 2pm. Breezy, with a northwest wind 14 to 21 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 48 °F⇓

    Showers and
    Breezy then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 31. Northwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 54. Breezy, with a south wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 36 mph.

    High: 54 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 59.

    High: 59 °F

    Cloudy

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms, mainly after 5pm. Some of the storms could be severe. Mostly sunny, with a high near 80. South wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Tonight
Scattered showers and thunderstorms, then showers likely after 4am. Some of the storms could be severe. Mostly cloudy, with a low around 45. South wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Rain showers before 2pm, then a chance of rain and snow showers. Temperature falling to around 40 by 2pm. Breezy, with a northwest wind 14 to 21 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday Night
Mostly clear, with a low around 31. Northwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Friday
Mostly sunny, with a high near 54. Breezy, with a south wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 36 mph.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
Cloudy, with a high near 59.
Sunday Night
Rain likely, mainly after 2am. Mostly cloudy, with a low around 51. Chance of precipitation is 70%.
Monday
Rain. High near 66. Chance of precipitation is 80%.
Monday Night
Rain likely. Mostly cloudy, with a low around 29. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 40.
Tuesday Night
Mostly clear, with a low around 25.
Wednesday
Mostly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
Dulles VA
 38.9°N 77.34°W (Elev. 367 ft)
Last Update:
1:58 pm EDT Mar 11, 2026
Forecast Valid:
4pm EDT Mar 11, 2026-6pm EDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation