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

32°F

0°C

Humidity 41%
Wind Speed W 10 G 17 mph
Barometer 30.17 in
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 24 Feb 8:35 am EST
Extended Forecast for

Alton VA

  • Today

    Today: Sunny, with a high near 45. Northwest wind around 8 mph.

    High: 45 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 34. Southwest wind 5 to 11 mph, with gusts as high as 22 mph.

    Low: 34 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A chance of sprinkles before 10am. Mostly cloudy, with a high near 57. Southwest wind 10 to 14 mph, with gusts as high as 23 mph.

    High: 57 °F

    Chance
    Sprinkles

  • Wednesday Night

    Wednesday Night: A chance of rain after 1am. Mostly cloudy, with a low around 44. Southwest wind 5 to 7 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain. High near 60. South wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 60 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 39. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain Likely

  • Friday

    Friday: A chance of rain before 1pm. Partly sunny, with a high near 54. Chance of precipitation is 30%.

    High: 54 °F

    Chance Rain

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 45. Northwest wind around 8 mph.
Tonight
Increasing clouds, with a low around 34. Southwest wind 5 to 11 mph, with gusts as high as 22 mph.
Wednesday
A chance of sprinkles before 10am. Mostly cloudy, with a high near 57. Southwest wind 10 to 14 mph, with gusts as high as 23 mph.
Wednesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 44. Southwest wind 5 to 7 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain. High near 60. South wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 39. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A chance of rain before 1pm. Partly sunny, with a high near 54. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 39.
Sunday
Sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 32.
Monday
A chance of rain and snow. Partly sunny, with a high near 46. Chance of precipitation is 40%.
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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:
7:30 am EST Feb 24, 2026
Forecast Valid:
8am EST Feb 24, 2026-6pm EST Mar 2, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation