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

34°F

1°C

Humidity 42%
Wind Speed SW 8 mph
Barometer 29.85 in (1011.0 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 31 Dec 1:52 pm EST
Extended Forecast for

5 Miles NW Catharpin VA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 39. Southwest wind 8 to 10 mph, with gusts as high as 18 mph.

    High: 39 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of flurries between 1am and 3am, then a chance of flurries with a slight chance of snow after 3am. Partly cloudy, with a low around 26. Southwest wind 6 to 10 mph becoming west after midnight. Chance of precipitation is 20%.

    Low: 26 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 34. Northwest wind 10 to 16 mph, with gusts as high as 28 mph.

    High: 34 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 20. Northwest wind around 6 mph becoming calm in the evening.

    Low: 20 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 42. Calm wind becoming southwest around 5 mph.

    High: 42 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 40.

    High: 40 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 41.

    High: 41 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 39. Southwest wind 8 to 10 mph, with gusts as high as 18 mph.
Tonight
A chance of flurries between 1am and 3am, then a chance of flurries with a slight chance of snow after 3am. Partly cloudy, with a low around 26. Southwest wind 6 to 10 mph becoming west after midnight. Chance of precipitation is 20%.
New Year's Day
Mostly sunny, with a high near 34. Northwest wind 10 to 16 mph, with gusts as high as 28 mph.
Thursday Night
Partly cloudy, with a low around 20. Northwest wind around 6 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 42. Calm wind becoming southwest around 5 mph.
Friday Night
Mostly cloudy, with a low around 25.
Saturday
Mostly cloudy, with a high near 40.
Saturday Night
Mostly cloudy, with a low around 25.
Sunday
Sunny, with a high near 41.
Sunday Night
Partly cloudy, with a low around 22.
Monday
Partly sunny, with a high near 41.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Partly sunny, with a high near 47.
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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:
12:54 pm EST Dec 31, 2025
Forecast Valid:
2pm EST Dec 31, 2025-6pm EST Jan 6, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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