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

Severe Thunderstorms and Heavy Rainfall; Typhoon Watch in Guam and CNMI

Heavy to excessive rainfall will continue through tonight from the Texas Big Bend region into southern Oklahoma. Scattered damaging wind gusts and a few tornadoes may accompany a line of severe thunderstorms that is expected across the Mid-Atlantic into New England Friday. A Typhoon Watch continues for Guam and CNMI as Tropical Storm Champi will strengthen and approach the islands this weekend. Read More >

Current conditions at

Washington Manassas Airport (KHEF)

Lat: 38.72°NLon: 77.52°WElev: 194ft.

Light Rain

61°F

16°C

Humidity 97%
Wind Speed Calm
Barometer 30.13 in (1020.7 mb)
Dewpoint 60°F (16°C)
Visibility 9.00 mi
Last update 15 Oct 10:56 pm EDT
Extended Forecast for

3 Miles NNW Dale City VA

  • Tonight

    Tonight: A chance of showers before 1am, then a slight chance of showers after 2am. Patchy fog after 5am. Otherwise, cloudy, with a low around 59. South wind around 6 mph. Chance of precipitation is 40%.

    Low: 59 °F

    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A chance of showers between 7am and 8am. Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 83. Southwest wind 8 to 11 mph. Chance of precipitation is 30%.

    High: 83 °F

    Chance
    Showers and
    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Showers and thunderstorms before 3am, then showers likely. Low around 49. Northwest wind 13 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Showers

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 55. Breezy, with a north wind around 23 mph, with gusts as high as 34 mph.

    High: 55 °F

    Decreasing
    Clouds and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 37. North wind 5 to 13 mph.

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers before 1am, then a slight chance of showers after 2am. Patchy fog after 5am. Otherwise, cloudy, with a low around 59. South wind around 6 mph. Chance of precipitation is 40%.
Friday
A chance of showers between 7am and 8am. Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 83. Southwest wind 8 to 11 mph. Chance of precipitation is 30%.
Friday Night
Showers and thunderstorms before 3am, then showers likely. Low around 49. Northwest wind 13 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 55. Breezy, with a north wind around 23 mph, with gusts as high as 34 mph.
Saturday Night
Mostly clear, with a low around 37. North wind 5 to 13 mph.
Sunday
Sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 62.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Dale City VA
 38.7°N 77.34°W (Elev. 249 ft)
Last Update:
10:53 pm EDT Oct 15, 2026
Forecast Valid:
11pm EDT Oct 15, 2026-6pm EDT Oct 22, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation