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.

Partly Cloudy

70°F

21°C

Humidity 79%
Wind Speed S 5 mph
Barometer 30.01 in (1015.8 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 13 Jun 2:52 am EDT
Extended Forecast for

Fairfax VA

  • Overnight

    Overnight: Mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 88. South wind 6 to 9 mph.

    High: 88 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Isolated showers before midnight. Partly cloudy, with a low around 68. South wind around 8 mph. Chance of precipitation is 20%.

    Low: 68 °F

    Isolated
    Showers then
    Mostly Clear

  • Friday

    Friday: A slight chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 93. Southwest wind 5 to 7 mph. Chance of precipitation is 30%.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 65. North wind 7 to 9 mph. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Sunday Night

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

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 62. Calm wind.
Thursday
Mostly sunny, with a high near 88. South wind 6 to 9 mph.
Thursday Night
Isolated showers before midnight. Partly cloudy, with a low around 68. South wind around 8 mph. Chance of precipitation is 20%.
Friday
A slight chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 93. Southwest wind 5 to 7 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 65. North wind 7 to 9 mph. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 85.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Sunny, with a high near 86.
Sunday Night
Mostly clear, with a low around 68.
Monday
Mostly sunny, with a high near 93.
Monday Night
Partly cloudy, with a low around 72.
Tuesday
Mostly sunny, with a high near 94.
Tuesday Night
Partly cloudy, with a low around 73.
Juneteenth
Mostly sunny, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
Fairfax VA
 38.85°N 77.32°W (Elev. 413 ft)
Last Update:
3:35 am EDT Jun 13, 2024
Forecast Valid:
3am EDT Jun 13, 2024-6pm EDT Jun 19, 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