Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Current conditions at

Washington Manassas Airport (KHEF)

Lat: 38.72°NLon: 77.52°WElev: 194ft.

Fair

75°F

24°C

Humidity 74%
Wind Speed Calm
Barometer 30.01 in (1016.7 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 26 Aug 8:56 pm EDT
Extended Forecast for

4 Miles WSW Dale City VA

  • Tonight

    Tonight: Mostly cloudy, with a low around 70. South wind around 7 mph.

    Low: 70 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly after 5pm. Some of the storms could be severe.  Mostly sunny, with a high near 90. South wind 6 to 8 mph.  Chance of precipitation is 30%.

    High: 90 °F

    Mostly Sunny
    then Severe
    Thunderstorms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Some of the storms could be severe.  Patchy fog after midnight.  Otherwise, mostly cloudy, with a low around 68. South wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 50%.

    Low: 68 °F

    Severe
    Thunderstorms
    and Patchy
    Fog

  • Friday

    Friday: Mostly sunny, with a high near 88. North wind 3 to 5 mph.

    High: 88 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 70. South wind around 7 mph.
Thursday
A chance of showers and thunderstorms, mainly after 5pm. Some of the storms could be severe. Mostly sunny, with a high near 90. South wind 6 to 8 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 1am. Some of the storms could be severe. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 68. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%.
Friday
Mostly sunny, with a high near 88. North wind 3 to 5 mph.
Friday Night
Mostly cloudy, with a low around 68. Calm wind.
Saturday
Mostly sunny, with a high near 88.
Saturday Night
Mostly clear, with a low around 67.
Sunday
Sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 71.
Monday
Sunny, with a high near 94.
Monday Night
Partly cloudy, with a low around 72.
Tuesday
Mostly sunny, with a high near 96.
Tuesday Night
Partly cloudy, with a low around 74.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 96. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Dale City VA
 38.64°N 77.41°W (Elev. 305 ft)
9:01 pm EDT Aug 26, 2026
9pm EDT Aug 26, 2026-6pm EDT Sep 2, 2026
 
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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