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

Severe Thunderstorms in the Upper Midwest; Heat Continues in the Southwest

Scattered severe thunderstorms may produce damaging winds, large hail, a tornado or two, and heavy rain across parts of the Upper Midwest, mainly this evening through Saturday. Very hot temperatures will continue through today across the Desert Southwest, which could break daily high temperature records. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

A Few Clouds

76°F

24°C

Humidity 52%
Wind Speed Vrbl 5 mph
Barometer 30.27 in (1024.6 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 8 Aug 11:52 am EDT
Extended Forecast for

2 Miles ESE Great Falls VA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 82. East wind around 6 mph.

    High: 82 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. East wind around 6 mph becoming calm in the evening.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 85. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 63. East wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 87. Light southeast wind.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 82. East wind around 6 mph.
Tonight
Mostly clear, with a low around 62. East wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 85. Calm wind becoming northeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 63. East wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 87. Light southeast wind.
Sunday Night
Mostly clear, with a low around 65.
Monday
Sunny, with a high near 90.
Monday Night
Mostly clear, with a low around 68.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
Mostly sunny, with a high near 94.
Wednesday Night
Partly cloudy, with a low around 74.
Thursday
A chance of showers. Mostly sunny, with a high near 94. Chance of precipitation is 30%.
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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:
10:30 am EDT Aug 8, 2025
Forecast Valid:
12pm EDT Aug 8, 2025-6pm EDT Aug 14, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation