Snow May Produce Poor Travel Conditions in the North-Central U.S. and East Coast

A strong cold front sweeping across the Northern Plains may bring snow showers and snow squalls from eastern Montana to north-central Nebraska, with blizzard conditions possible in eastern North Dakota and northwestern Montana. Heavy snow is expected to persist downwind of the Great Lakes. Snow showers will spread up the East Coast across the Mid-Atlantic and Northeast coasts. Read More >

Hazardous Weather Conditions

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Mostly Cloudy

31°F

-1°C

Humidity 49%
Wind Speed N 12 mph
Barometer 29.95 in (1014.6 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 18 Jan 5:52 pm EST
Extended Forecast for

Great Falls VA

  • Tonight

    Tonight: A slight chance of snow before 7pm.  Mostly clear, with a low around 21. Northwest wind 5 to 7 mph becoming light and variable  after midnight.  Chance of precipitation is 20%.

    Low: 21 °F

    Slight Chance
    Snow then
    Mostly Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 39. South wind 5 to 10 mph becoming west 11 to 16 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 39 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 15. Northwest wind 8 to 14 mph, with gusts as high as 24 mph.

    Low: 15 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 28. West wind 7 to 13 mph, with gusts as high as 23 mph.

    High: 28 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 13. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 13 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of snow before 7pm. Mostly clear, with a low around 21. Northwest wind 5 to 7 mph becoming light and variable after midnight. Chance of precipitation is 20%.
M.L.King Day
Sunny, with a high near 39. South wind 5 to 10 mph becoming west 11 to 16 mph in the afternoon. Winds could gust as high as 29 mph.
Monday Night
Mostly clear, with a low around 15. Northwest wind 8 to 14 mph, with gusts as high as 24 mph.
Tuesday
Sunny, with a high near 28. West wind 7 to 13 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly clear, with a low around 13. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 38.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
Partly sunny, with a high near 44.
Thursday Night
Mostly clear, with a low around 20.
Friday
Mostly sunny, with a high near 37.
Friday Night
Partly cloudy, with a low around 23.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 33. Chance of precipitation is 30%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 17. Chance of precipitation is 40%.
Sunday
A chance of snow. Partly sunny, with a high near 25. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls VA
 38.99°N 77.32°W (Elev. 351 ft)
4:04 pm EST Jan 18, 2026
6pm EST Jan 18, 2026-6pm EST Jan 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database