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

Hazardous Weather Conditions

Current conditions at

William M Tuck Airport (KW78)

Lat: 36.71°NLon: 78.85°WElev: 420ft.

Fair

28°F

-2°C

Humidity 44%
Wind Speed NW 6 mph
Barometer 30.28 in
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 20 Jan 3:55 am EST
Extended Forecast for

Alton VA

  • Today

    Today: Sunny, with a high near 37. Northwest wind 3 to 8 mph.

    High: 37 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 16. Calm wind.

    Low: 16 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 45. Light south wind increasing to 5 to 10 mph in the morning.

    High: 45 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 30. South wind around 7 mph.

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of rain and snow before 8am, then a slight chance of rain. Mostly sunny, with a high near 56. West wind around 7 mph. Chance of precipitation is 20%.

    High: 56 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: A slight chance of rain and snow between 1am and 4am, then a slight chance of snow after 4am. Partly cloudy, with a low around 28. Chance of precipitation is 20%.

    Low: 28 °F

    Mostly Clear
    then Slight
    Chance
    Rain/Snow

  • Friday

    Friday: A chance of snow before 7am, then a chance of rain and snow. Mostly cloudy, with a high near 45. Chance of precipitation is 30%.

    High: 45 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of snow after 1am. Mostly cloudy, with a low around 19. Chance of precipitation is 30%.

    Low: 19 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: Snow likely, mainly after 1pm. Cloudy, with a high near 28. Chance of precipitation is 70%.

    High: 28 °F

    Snow Likely

Detailed Forecast

Today
Sunny, with a high near 37. Northwest wind 3 to 8 mph.
Tonight
Clear, with a low around 16. Calm wind.
Wednesday
Sunny, with a high near 45. Light south wind increasing to 5 to 10 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 30. South wind around 7 mph.
Thursday
A slight chance of rain and snow before 8am, then a slight chance of rain. Mostly sunny, with a high near 56. West wind around 7 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of rain and snow between 1am and 4am, then a slight chance of snow after 4am. Partly cloudy, with a low around 28. Chance of precipitation is 20%.
Friday
A chance of snow before 7am, then a chance of rain and snow. Mostly cloudy, with a high near 45. Chance of precipitation is 30%.
Friday Night
A chance of snow after 1am. Mostly cloudy, with a low around 19. Chance of precipitation is 30%.
Saturday
Snow likely, mainly after 1pm. Cloudy, with a high near 28. Chance of precipitation is 70%.
Saturday Night
Snow. Low around 14. Chance of precipitation is 80%.
Sunday
Snow likely. Mostly cloudy, with a high near 29. Chance of precipitation is 70%.
Sunday Night
Partly cloudy, with a low around 7.
Monday
Sunny, with a high near 30.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Alton VA
 36.57°N 79.01°W (Elev. 538 ft)
Last Update:
2:30 am EST Jan 20, 2026
Forecast Valid:
4am EST Jan 20, 2026-6pm EST Jan 26, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation