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

Heavy Great Lakes Snow through Friday; Watching Potential for Major Winter Storm Late Week into this Weekend

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Fair

27°F

-3°C

Humidity 24%
Wind Speed W 9 G 18 mph
Barometer 30.40 in (1029.7 mb)
Dewpoint -5°F (-21°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 20 Jan 11:52 am EST
Extended Forecast for

2 Miles S Washington-Dulles International Airport VA

  • This Afternoon

    This Afternoon: Sunny, with a high near 29. West wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 29 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 13. North wind around 5 mph becoming calm in the evening.

    Low: 13 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 41. Light southeast wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 28 mph.

    High: 41 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31. South wind 8 to 13 mph, with gusts as high as 23 mph.

    Low: 31 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 50. West wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 50 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow. Mostly cloudy, with a high near 20. Chance of precipitation is 40%.

    High: 20 °F

    Chance Snow

Detailed Forecast

This Afternoon
Sunny, with a high near 29. West wind 9 to 11 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 13. North wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 41. Light southeast wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 28 mph.
Wednesday Night
Mostly cloudy, with a low around 31. South wind 8 to 13 mph, with gusts as high as 23 mph.
Thursday
Mostly sunny, with a high near 50. West wind 6 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Partly sunny, with a high near 39.
Friday Night
Mostly cloudy, with a low around 11.
Saturday
A chance of snow. Mostly cloudy, with a high near 20. Chance of precipitation is 40%.
Saturday Night
Snow likely, mainly after 1am. Cloudy, with a low around 12. Chance of precipitation is 70%.
Sunday
Snow likely. Mostly cloudy, with a high near 22. Chance of precipitation is 60%.
Sunday Night
A chance of snow. Partly cloudy, with a low around 10. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Washington-Dulles International Airport VA
 38.93°N 77.45°W (Elev. 299 ft)
Last Update:
9:53 am EST Jan 20, 2026
Forecast Valid:
12pm EST Jan 20, 2026-6pm EST Jan 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation