Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

A Few Clouds

50°F

10°C

Humidity 46%
Wind Speed W 16 mph
Barometer 30.14 in (1020.7 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 6 Apr 9:52 am EDT
Extended Forecast for

Great Falls VA

  • Today

    Today: Increasing clouds, with a high near 62. West wind 8 to 10 mph, with gusts as high as 23 mph.

    High: 62 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 41. Northwest wind around 6 mph.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 53. Northwest wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 53 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 32. North wind around 6 mph.

    Low: 32 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 54. Northeast wind 5 to 7 mph becoming southeast in the afternoon.

    High: 54 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 62. West wind 8 to 10 mph, with gusts as high as 23 mph.
Tonight
Mostly clear, with a low around 41. Northwest wind around 6 mph.
Tuesday
Sunny, with a high near 53. Northwest wind 10 to 14 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 32. North wind around 6 mph.
Wednesday
Sunny, with a high near 54. Northeast wind 5 to 7 mph becoming southeast in the afternoon.
Wednesday Night
Mostly clear, with a low around 35.
Thursday
Partly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 72.
Friday Night
Mostly clear, with a low around 53.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
Partly cloudy, with a low around 54.
Sunday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls VA
 39.01°N 77.29°W (Elev. 348 ft)
7:53 am EDT Apr 6, 2026
10am EDT Apr 6, 2026-6pm EDT Apr 12, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database