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

William M Tuck Airport (KW78)

Lat: 36.71°NLon: 78.85°WElev: 420ft.

Fair

47°F

8°C

Humidity 31%
Wind Speed S 7 mph
Barometer 29.93 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 13 Jan 7:35 pm EST
Extended Forecast for

Alton VA

  • Tonight

    Tonight: Mostly clear, with a low around 36. Southwest wind around 8 mph.

    Low: 36 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 56. Southwest wind 6 to 8 mph.

    High: 56 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: A chance of rain showers before 1am, then a slight chance of sprinkles and flurries between 1am and 2am, then a slight chance of flurries after 2am. Mostly cloudy, with a low around 24. West wind 5 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    Low: 24 °F

    Chance
    Showers then
    Slight Chance
    Rain/Flurries

  • Thursday

    Thursday: Sunny, with a high near 36. Northwest wind 9 to 13 mph, with gusts as high as 24 mph.

    High: 36 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 16. Northwest wind 5 to 7 mph.

    Low: 16 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 40.

    High: 40 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 36. Southwest wind around 8 mph.
Wednesday
Increasing clouds, with a high near 56. Southwest wind 6 to 8 mph.
Wednesday Night
A chance of rain showers before 1am, then a slight chance of sprinkles and flurries between 1am and 2am, then a slight chance of flurries after 2am. Mostly cloudy, with a low around 24. West wind 5 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Thursday
Sunny, with a high near 36. Northwest wind 9 to 13 mph, with gusts as high as 24 mph.
Thursday Night
Mostly clear, with a low around 16. Northwest wind 5 to 7 mph.
Friday
Sunny, with a high near 40.
Friday Night
Partly cloudy, with a low around 27.
Saturday
Mostly sunny, with a high near 48.
Saturday Night
Mostly cloudy, with a low around 21.
Sunday
Mostly sunny, with a high near 36.
Sunday Night
Mostly clear, with a low around 17.
M.L.King Day
Sunny, with a high near 42.
Monday Night
Mostly clear, with a low around 18.
Tuesday
Sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alton VA
 36.57°N 79.01°W (Elev. 538 ft)
Last Update:
7:00 pm EST Jan 13, 2026
Forecast Valid:
7pm EST Jan 13, 2026-6pm EST Jan 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation