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

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

A Few Clouds

64°F

18°C

Humidity 45%
Wind Speed N 15 G 26 mph
Barometer 30.32 in (1026.4 mb)
Dewpoint 42°F (6°C)
Visibility 9.00 mi
Last update 11 Apr 11:52 am EDT
Extended Forecast for

5 Miles NW Catharpin VA

  • This Afternoon

    This Afternoon: Sunny, with a high near 69. North wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 44. Northeast wind around 6 mph becoming calm in the evening.

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 74. Light and variable wind becoming south 6 to 11 mph in the morning.

    High: 74 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 60. South wind around 10 mph.

    Low: 60 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 86. Southwest wind 10 to 17 mph, with gusts as high as 28 mph.

    High: 86 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of showers before 2am. Partly cloudy, with a low around 61. Chance of precipitation is 20%.

    Low: 61 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 69. North wind 11 to 14 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 44. Northeast wind around 6 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 74. Light and variable wind becoming south 6 to 11 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 60. South wind around 10 mph.
Monday
Partly sunny, with a high near 86. Southwest wind 10 to 17 mph, with gusts as high as 28 mph.
Monday Night
A slight chance of showers before 2am. Partly cloudy, with a low around 61. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Mostly sunny, with a high near 92.
Wednesday Night
Partly cloudy, with a low around 68.
Thursday
Mostly sunny, with a high near 91.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 87. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Catharpin VA
 38.9°N 77.62°W (Elev. 348 ft)
Last Update:
10:53 am EDT Apr 11, 2026
Forecast Valid:
12pm EDT Apr 11, 2026-6pm EDT Apr 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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