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

26°F

-3°C

Humidity 84%
Wind Speed Calm
Barometer 29.82 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 2 Jan 5:55 am EST
Extended Forecast for

Alton VA

  • Today

    Today: Mostly sunny, with a high near 57. Calm wind becoming west 5 to 9 mph in the morning.

    High: 57 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Rain, mainly after 9am. High near 40. Calm wind becoming northeast around 6 mph in the morning. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 40 °F

    Rain

  • Saturday Night

    Saturday Night: A slight chance of rain before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 29. Calm wind. Chance of precipitation is 20%.

    Low: 29 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 48. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 48 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 24.

    Low: 24 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 57. Calm wind becoming west 5 to 9 mph in the morning.
Tonight
Mostly cloudy, with a low around 33. Calm wind.
Saturday
Rain, mainly after 9am. High near 40. Calm wind becoming northeast around 6 mph in the morning. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
A slight chance of rain before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 29. Calm wind. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 48. Calm wind becoming northwest around 6 mph in the afternoon.
Sunday Night
Increasing clouds, with a low around 24.
Monday
Mostly sunny, with a high near 49.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
Partly sunny, with a high near 60.
Tuesday Night
Mostly cloudy, with a low around 44.
Wednesday
Mostly cloudy, with a high near 65.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
A chance of rain. Partly sunny, with a high near 62. Chance of precipitation is 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 2, 2026
Forecast Valid:
6am EST Jan 2, 2026-6pm EST Jan 8, 2026
 
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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