Dangerous Heat in the West; Flash Flooding Possible Across the Southern US

Dangerous heat is expected across areas in Texas and from Washington through California. Several daily high temperature records are expected to be either tied or broken in the West. Monsoonal showers and thunderstorms may result in flash flooding and debris flows over the Southwestern U.S. through Friday. Locally heavy rain is expected from thunderstorms in the Southeast. Read More >

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Mostly Cloudy

61°F

16°C

Humidity 90%
Wind Speed NW 5 mph
Barometer 30.02 in (1016.2 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 17 Aug 5:52 am EDT
Extended Forecast for

Fairfax VA

  • Today

    Today: Scattered showers and thunderstorms after 2pm.  Partly sunny, with a high near 82. North wind 3 to 6 mph.  Chance of precipitation is 30%.

    Partly Sunny
    then
    Scattered
    T-storms

    High: 82 °F

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly before 8pm.  Partly cloudy, with a low around 62. Calm wind becoming northwest around 5 mph after midnight.  Chance of precipitation is 30%.

    Scattered
    T-storms then
    Partly Cloudy

    Low: 62 °F

  • Thursday

    Thursday: Sunny, with a high near 84. Calm wind becoming northwest around 5 mph in the morning.

    Sunny

    High: 84 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 65. Calm wind.

    Partly Cloudy

    Low: 65 °F

  • Friday

    Friday: Mostly sunny, with a high near 85. Calm wind becoming south 5 to 7 mph in the afternoon.

    Mostly Sunny

    High: 85 °F

  • Friday
    Night

    Friday Night: A chance of showers after 2am.  Mostly cloudy, with a low around 68. Chance of precipitation is 30%.

    Mostly Cloudy
    then Chance
    Showers

    Low: 68 °F

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 2pm.  Mostly cloudy, with a high near 81. Chance of precipitation is 50%.

    Chance
    Showers then
    Chance
    T-storms

    High: 81 °F

  • Saturday
    Night

    Saturday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am.  Mostly cloudy, with a low around 68. Chance of precipitation is 30%.

    Chance
    T-storms then
    Chance
    Showers

    Low: 68 °F

  • Sunday

    Sunday: A chance of showers after 2pm.  Partly sunny, with a high near 84. Chance of precipitation is 40%.

    Partly Sunny
    then Chance
    Showers

    High: 84 °F

Detailed Forecast

Today
Scattered showers and thunderstorms after 2pm. Partly sunny, with a high near 82. North wind 3 to 6 mph. Chance of precipitation is 30%.
Tonight
Scattered showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 62. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 30%.
Thursday
Sunny, with a high near 84. Calm wind becoming northwest around 5 mph in the morning.
Thursday Night
Partly cloudy, with a low around 65. Calm wind.
Friday
Mostly sunny, with a high near 85. Calm wind becoming south 5 to 7 mph in the afternoon.
Friday Night
A chance of showers after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Saturday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Sunday Night
A chance of showers before 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 50%.
Click Map For Forecast
Point Forecast:
Fairfax VA
 38.85°N 77.32°W (Elev. 413 ft)
4:29 am EDT Aug 17, 2022
6am EDT Aug 17, 2022-6pm EDT Aug 23, 2022
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database