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.

Mostly Cloudy

43°F

6°C

Humidity 40%
Wind Speed N 10 G 18 mph
Barometer 30.34 in (1027.7 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 1 Dec 12:52 pm EST
Extended Forecast for

2 Miles ESE Great Falls VA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 42. North wind around 5 mph becoming calm.

    High: 42 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of snow and sleet between 3am and 5am, then rain likely, possibly mixed with sleet. Mostly cloudy, with a low around 31. Southeast wind 3 to 5 mph. Chance of precipitation is 60%. Little or no snow and sleet accumulation expected.

    Low: 31 °F

    Mostly Cloudy
    then Wintry
    Mix Likely

  • Tuesday

    Tuesday: Rain, possibly mixed with snow and sleet before 2pm, then a chance of rain between 2pm and 4pm. High near 39. Light and variable wind becoming northwest 5 to 10 mph in the morning. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.

    High: 39 °F

    Wintry Mix
    then Rain

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 27. Northwest wind 9 to 11 mph, with gusts as high as 18 mph.

    Low: 27 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 40. Northwest wind 5 to 7 mph becoming calm in the afternoon.

    High: 40 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 42. North wind around 5 mph becoming calm.
Tonight
A chance of snow and sleet between 3am and 5am, then rain likely, possibly mixed with sleet. Mostly cloudy, with a low around 31. Southeast wind 3 to 5 mph. Chance of precipitation is 60%. Little or no snow and sleet accumulation expected.
Tuesday
Rain, possibly mixed with snow and sleet before 2pm, then a chance of rain between 2pm and 4pm. High near 39. Light and variable wind becoming northwest 5 to 10 mph in the morning. Chance of precipitation is 100%. New snow and sleet accumulation of less than a half inch possible.
Tuesday Night
Mostly clear, with a low around 27. Northwest wind 9 to 11 mph, with gusts as high as 18 mph.
Wednesday
Sunny, with a high near 40. Northwest wind 5 to 7 mph becoming calm in the afternoon.
Wednesday Night
Mostly clear, with a low around 25.
Thursday
Partly sunny, with a high near 42.
Thursday Night
Partly cloudy, with a low around 19.
Friday
Partly sunny, with a high near 34.
Friday Night
A chance of snow. Mostly cloudy, with a low around 26. Chance of precipitation is 40%.
Saturday
Partly sunny, with a high near 42.
Saturday Night
Mostly cloudy, with a low around 28.
Sunday
Partly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Great Falls VA
 39°N 77.24°W (Elev. 318 ft)
Last Update:
12:53 pm EST Dec 1, 2025
Forecast Valid:
1pm EST Dec 1, 2025-6pm EST Dec 7, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation