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

17°F

-8°C

Humidity 80%
Wind Speed NW 8 mph
Barometer 29.80 in (1009.5 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 25 Jan 10:52 pm EST
Extended Forecast for

Catharpin VA

Cold Weather Advisory January 26, 07:00pm until January 27, 11:00am
Winter Storm Warning January 25, 11:29pm until January 26, 04:00am
Click here for hazard details and duration
Cold Weather Advisory
Winter Storm Warning
  •  
    Winter Storm Warning January 25, 11:29pm until January 26, 04:00am

    NOW until 4:00am Mon

    Winter Storm Warning

  • Tonight

    Low: 17 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 28. Northwest wind 11 to 17 mph, with gusts as high as 28 mph.

    High: 28 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around -1. West wind 5 to 10 mph, with gusts as high as 21 mph.

    Low: -1 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 28. Wind chill values as low as -8. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 28 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 6. West wind 3 to 6 mph.

    Low: 6 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 23.

    High: 23 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 5.

    Low: 5 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 20.

    High: 20 °F

    Mostly Sunny

Detailed Forecast

Tonight
Partly cloudy, with a low around 17. Calm wind becoming northwest around 6 mph after midnight.
Monday
Mostly sunny, with a high near 28. Northwest wind 11 to 17 mph, with gusts as high as 28 mph.
Monday Night
Mostly clear, with a low around -1. West wind 5 to 10 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 28. Wind chill values as low as -8. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 6. West wind 3 to 6 mph.
Wednesday
Mostly sunny, with a high near 23.
Wednesday Night
Mostly cloudy, with a low around 5.
Thursday
Mostly sunny, with a high near 20.
Thursday Night
Mostly clear, with a low around 2.
Friday
Mostly sunny, with a high near 19.
Friday Night
Mostly clear, with a low around 5.
Saturday
Mostly sunny, with a high near 22.
Saturday Night
Mostly clear, with a low around 6.
Sunday
Mostly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Catharpin VA
 38.86°N 77.58°W (Elev. 295 ft)
Last Update:
9:53 pm EST Jan 25, 2026
Forecast Valid:
11pm EST Jan 25, 2026-6pm EST Feb 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation