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

Dangerous Heat Continues in the Southwest; Potential Tropical Cyclone Six in the Gulf of Mexico

Dangerous heat will continue across the Southwest U.S. and southern California through Monday. Excessive Heat Warnings and Heat Advisories remain in effect. Potential Tropical Cyclone Six over the southwestern Gulf of Mexico is expected to become a tropical storm Monday, and will strengthen into a hurricane before reaching the northwestern Gulf of Mexico by midweek. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Partly Cloudy

52°F

11°C

Humidity 69%
Wind Speed Calm
Barometer 30.12 in (1019.7 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 8 Sep 9:52 pm EDT
Extended Forecast for

Fairfax VA

  • Tonight

    Tonight: Mostly clear, with a low around 45. West wind 3 to 5 mph.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 77. Light and variable wind becoming southwest 5 to 7 mph in the afternoon.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 52. South wind around 6 mph becoming light and variable after midnight.

    Low: 52 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. Northwest wind around 6 mph.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. Light and variable wind.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 45. West wind 3 to 5 mph.
Monday
Sunny, with a high near 77. Light and variable wind becoming southwest 5 to 7 mph in the afternoon.
Monday Night
Clear, with a low around 52. South wind around 6 mph becoming light and variable after midnight.
Tuesday
Sunny, with a high near 83. Northwest wind around 6 mph.
Tuesday Night
Mostly clear, with a low around 56. Light and variable wind.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Sunny, with a high near 84.
Thursday Night
Mostly cloudy, with a low around 60.
Friday
Partly sunny, with a high near 82.
Friday Night
Mostly cloudy, with a low around 62.
Saturday
Partly sunny, with a high near 82.
Saturday Night
Mostly cloudy, with a low around 64.
Sunday
Partly sunny, with a high near 82.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Fairfax VA
 38.85°N 77.32°W (Elev. 413 ft)
Last Update:
7:29 pm EDT Sep 8, 2024
Forecast Valid:
10pm EDT Sep 8, 2024-6pm EDT Sep 15, 2024
 
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