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

59°F

15°C

Humidity 45%
Wind Speed E 3 mph
Barometer 30.21 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 8 Jan 4:35 pm EST
Extended Forecast for

Alton VA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 61. Calm wind.

    High: 61 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 41. Light southeast wind.

    Low: 41 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of rain after 4pm. Cloudy, with a high near 66. Calm wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Cloudy then
    Chance Rain

  • Friday Night

    Friday Night: Showers. Low around 58. Southwest wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 58 °F

    Showers

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 11am. High near 71. South wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 71 °F

    Showers

  • Saturday Night

    Saturday Night: Occasional showers and possibly a thunderstorm before 1am, then a chance of rain, mainly between 1am and 5am. Low around 47. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Showers then
    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 51.

    High: 51 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Clear, with a low around 26.

    Low: 26 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 61. Calm wind.
Tonight
Mostly cloudy, with a low around 41. Light southeast wind.
Friday
A chance of rain after 4pm. Cloudy, with a high near 66. Calm wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers. Low around 58. Southwest wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Showers, with thunderstorms also possible after 11am. High near 71. South wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Occasional showers and possibly a thunderstorm before 1am, then a chance of rain, mainly between 1am and 5am. Low around 47. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 51.
Sunday Night
Clear, with a low around 26.
Monday
Sunny, with a high near 47.
Monday Night
Mostly clear, with a low around 26.
Tuesday
Sunny, with a high near 54.
Tuesday Night
Partly cloudy, with a low around 33.
Wednesday
Partly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
Alton VA
 36.57°N 79.01°W (Elev. 538 ft)
Last Update:
3:30 pm EST Jan 8, 2026
Forecast Valid:
4pm EST Jan 8, 2026-6pm EST Jan 14, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation