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

Hazardous Weather Conditions

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

A Few Clouds

45°F

7°C

Humidity 74%
Wind Speed N 9 mph
Barometer 30.09 in (1019.0 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 7 Apr 2:52 am EDT
Extended Forecast for

Fairfax VA

Freeze Warning April 8, 12:00am until April 8, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Overnight

    Overnight: Mostly clear, with a low around 41. Northwest wind around 7 mph.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 52. Northwest wind 11 to 17 mph, with gusts as high as 31 mph.

    High: 52 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 32. North wind 6 to 10 mph.

    Low: 32 °F

    Clear

  • Wednesday

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

    High: 54 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Areas of frost after 3am. Otherwise, mostly clear, with a low around 34. Southeast wind 3 to 6 mph.

    Low: 34 °F

    Mostly Clear
    then Areas
    Frost

  • Thursday

    Thursday: Areas of frost before 8am. Otherwise, partly sunny, with a high near 62.

    High: 62 °F

    Areas Frost
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 41. Northwest wind around 7 mph.
Tuesday
Sunny, with a high near 52. Northwest wind 11 to 17 mph, with gusts as high as 31 mph.
Tuesday Night
Clear, with a low around 32. North wind 6 to 10 mph.
Wednesday
Sunny, with a high near 54. Northeast wind around 7 mph becoming southeast in the afternoon.
Wednesday Night
Areas of frost after 3am. Otherwise, mostly clear, with a low around 34. Southeast wind 3 to 6 mph.
Thursday
Areas of frost before 8am. Otherwise, partly sunny, with a high near 62.
Thursday Night
Mostly clear, with a low around 42.
Friday
Sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 73.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Mostly sunny, with a high near 75.
Sunday Night
Partly cloudy, with a low around 59.
Monday
Partly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fairfax VA
 38.85°N 77.32°W (Elev. 413 ft)
Last Update:
3:04 am EDT Apr 7, 2026
Forecast Valid:
3am EDT Apr 7, 2026-6pm EDT Apr 13, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation