Heat Will Continue in the Mid-Atlantic and Southeast

A very hot and humid airmass will persist over portions of the mid-Atlantic and southeast. Afternoon high temperatures in these areas are forecast to reach 95 to 100 degrees with heat index values ranging from 100 to 110 degrees. Hot temperatures are also expected over portions of the west. In the central and northern Plains, strong to severe thunderstorms are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Washington/Dulles International Airport, DC (KIAD)

Lat: 38.93°NLon: 77.45°WElev: 312ft.

Fair

79°F

26°C

Humidity 79%
Wind Speed Calm
Barometer 29.94 in (1013.3 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 26 Jul 3:52 am EDT
Extended Forecast for

Fairfax VA

  • Today

    Today: A chance of showers and thunderstorms, mainly after 2pm.  Partly sunny, with a high near 94. Northwest wind around 6 mph.  Chance of precipitation is 30%.

    Chance
    T-storms

    High: 94 °F

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 8pm.  Mostly cloudy, with a low around 74. West wind 3 to 5 mph.  Chance of precipitation is 30%.

    Chance
    T-storms

    Low: 74 °F

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 91. North wind around 6 mph.  Chance of precipitation is 30%.

    Mostly Cloudy
    then Chance
    T-storms

    High: 91 °F

  • Wednesday
    Night

    Wednesday Night: A chance of showers and thunderstorms, mainly before 8pm.  Mostly cloudy, with a low around 73. South wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Chance
    T-storms

    Low: 73 °F

  • Thursday

    Thursday: A chance of showers and thunderstorms after 8am.  Partly sunny, with a high near 93. Light and variable wind.  Chance of precipitation is 40%.

    Chance
    T-storms

    High: 93 °F

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 74. Chance of precipitation is 40%.

    Chance
    T-storms

    Low: 74 °F

  • Friday

    Friday: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 89. Chance of precipitation is 50%.

    Chance
    T-storms

    High: 89 °F

  • Friday
    Night

    Friday Night: A chance of showers.  Mostly cloudy, with a low around 73. Chance of precipitation is 30%.

    Chance
    Showers

    Low: 73 °F

  • Saturday

    Saturday: A chance of showers and thunderstorms.  Partly sunny, with a high near 89. Chance of precipitation is 40%.

    Chance
    T-storms

    High: 89 °F

Detailed Forecast

Today
A chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 94. Northwest wind around 6 mph. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 74. West wind 3 to 5 mph. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 91. North wind around 6 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 73. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms after 8am. Partly sunny, with a high near 93. Light and variable wind. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 89. Chance of precipitation is 50%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 73. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 30%.
Click Map For Forecast
Point Forecast:
Fairfax VA
 38.85°N 77.29°W (Elev. 400 ft)
1:27 am EDT Jul 26, 2016
4am EDT Jul 26, 2016-6pm EDT Aug 1, 2016
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database