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

35°F

2°C

Humidity 70%
Wind Speed SW 6 mph
Barometer 30.09 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 19 Jan 11:15 am EST
Extended Forecast for

Alton VA

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 44. West wind around 11 mph, with gusts as high as 20 mph.

    High: 44 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 16. Northwest wind around 6 mph.

    Low: 16 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 36. Northwest wind 5 to 8 mph.

    High: 36 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 14. Calm wind.

    Low: 14 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 44. Light south wind increasing to 5 to 10 mph in the morning.

    High: 44 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of freezing rain after 1am. Mostly cloudy, with a low around 27. Chance of precipitation is 20%.

    Low: 27 °F

    Partly Cloudy
    then Slight
    Chance
    Freezing Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

Detailed Forecast

M.L.King Day
Sunny, with a high near 44. West wind around 11 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 16. Northwest wind around 6 mph.
Tuesday
Sunny, with a high near 36. Northwest wind 5 to 8 mph.
Tuesday Night
Clear, with a low around 14. Calm wind.
Wednesday
Sunny, with a high near 44. Light south wind increasing to 5 to 10 mph in the morning.
Wednesday Night
A slight chance of freezing rain after 1am. Mostly cloudy, with a low around 27. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 52.
Thursday Night
Partly cloudy, with a low around 23.
Friday
Partly sunny, with a high near 46.
Friday Night
A chance of snow after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 40%.
Saturday
Snow likely. Mostly cloudy, with a high near 32. Chance of precipitation is 60%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 14. Chance of precipitation is 50%.
Sunday
A chance of snow. Partly sunny, with a high near 28. Chance of precipitation is 50%.
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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 am EST Jan 19, 2026
Forecast Valid:
11am EST Jan 19, 2026-6pm EST Jan 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation