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

Areas of Excessive Rainfall and Severe Thunderstorms; Typhoon Watch for Guam/CNMI

Heavy to excessive rainfall will continue today from the Texas Big Bend region into southern Oklahoma. Locally considerable flash and urban flooding is possible, and river flooding will continue in central Oklahoma. Scattered severe thunderstorms are possible in parts of the Mid-Atlantic Friday. A Typhoon Watch has been issued for Guam and CNMI. Read More >

Current conditions at

Washington Manassas Airport (KHEF)

Lat: 38.72°NLon: 77.52°WElev: 194ft.

Light Rain

62°F

17°C

Humidity 86%
Wind Speed SE 3 mph
Barometer 30.18 in (1022.4 mb)
Dewpoint 58°F (14°C)
Visibility 8.00 mi
Last update 15 Oct 2:56 pm EDT
Extended Forecast for

Clifton VA

  • This Afternoon

    This Afternoon: A chance of showers, mainly before 5pm. Cloudy, with a high near 68. Light northeast wind. Chance of precipitation is 40%.

    High: 68 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers before 4am, then a slight chance of showers after 5am. Patchy fog after 5am. Otherwise, cloudy, with a low around 59. South wind 3 to 5 mph. Chance of precipitation is 30%.

    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 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    High: 83 °F

    Chance
    Showers and
    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Showers and thunderstorms before 3am, then showers likely. Low around 49. Northwest wind 10 to 13 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: Partly sunny, with a high near 55. North wind around 16 mph, with gusts as high as 29 mph.

    High: 55 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 57.

    High: 57 °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

Detailed Forecast

This Afternoon
A chance of showers, mainly before 5pm. Cloudy, with a high near 68. Light northeast wind. Chance of precipitation is 40%.
Tonight
A chance of showers before 4am, then a slight chance of showers after 5am. Patchy fog after 5am. Otherwise, cloudy, with a low around 59. South wind 3 to 5 mph. Chance of precipitation is 30%.
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 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Friday Night
Showers and thunderstorms before 3am, then showers likely. Low around 49. Northwest wind 10 to 13 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
Partly sunny, with a high near 55. North wind around 16 mph, with gusts as high as 29 mph.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 57.
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 66.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
Sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Clifton VA
 38.77°N 77.39°W (Elev. 299 ft)
Last Update:
2:24 pm EDT Oct 15, 2026
Forecast Valid:
3pm EDT Oct 15, 2026-6pm EDT Oct 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation