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.

A Few Clouds

34°F

1°C

Humidity 46%
Wind Speed NW 15 G 22 mph
Barometer 30.47 in (1032.0 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 28 Mar 7:52 am EDT
Extended Forecast for

5 Miles NW Catharpin VA

  • Today

    Today: Sunny, with a high near 51. Northwest wind 14 to 16 mph, with gusts as high as 26 mph.

    High: 51 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 28. Northwest wind around 6 mph becoming light and variable after midnight.

    Low: 28 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 60. South wind 7 to 16 mph, with gusts as high as 28 mph.

    High: 60 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 45. Southwest wind around 14 mph, with gusts as high as 26 mph.

    Low: 45 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 70. Southwest wind around 11 mph, with gusts as high as 23 mph.

    High: 70 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Showers likely after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 70%.

    High: 82 °F

    Mostly Sunny
    then Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 51. Northwest wind 14 to 16 mph, with gusts as high as 26 mph.
Tonight
Mostly clear, with a low around 28. Northwest wind around 6 mph becoming light and variable after midnight.
Sunday
Mostly sunny, with a high near 60. South wind 7 to 16 mph, with gusts as high as 28 mph.
Sunday Night
Mostly cloudy, with a low around 45. Southwest wind around 14 mph, with gusts as high as 26 mph.
Monday
Partly sunny, with a high near 70. Southwest wind around 11 mph, with gusts as high as 23 mph.
Monday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
Showers likely after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 70%.
Wednesday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 70%.
Thursday
Showers likely. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
Thursday Night
Showers likely. Cloudy, with a low around 43. Chance of precipitation is 70%.
Friday
Showers likely. Cloudy, with a high near 52. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Catharpin VA
 38.9°N 77.62°W (Elev. 348 ft)
Last Update:
7:53 am EDT Mar 28, 2026
Forecast Valid:
8am EDT Mar 28, 2026-6pm EDT Apr 3, 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