Current conditions at

William M Tuck Airport (KW78)

Lat: 36.71°NLon: 78.85°WElev: 420ft.

Fair

56°F

13°C

Humidity 92%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 18 Apr 1:55 am EDT
Extended Forecast for

Alton VA

  • Overnight

    Overnight: Mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 88. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 59. South wind 5 to 7 mph.

    Low: 59 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Showers likely, mainly between 1pm and 2pm.  Mostly cloudy, with a high near 66. Northwest wind 10 to 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming clear, with a low around 41. Northwest wind 3 to 6 mph.

    Low: 41 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 35.

    Low: 35 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 57. Calm wind.
Saturday
Sunny, with a high near 88. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Saturday Night
Increasing clouds, with a low around 59. South wind 5 to 7 mph.
Sunday
Showers likely, mainly between 1pm and 2pm. Mostly cloudy, with a high near 66. Northwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Mostly cloudy, then gradually becoming clear, with a low around 41. Northwest wind 3 to 6 mph.
Monday
Sunny, with a high near 66.
Monday Night
Clear, with a low around 35.
Tuesday
Sunny, with a high near 69.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
Sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 54.
Friday
Sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Alton VA
 36.57°N 79.01°W (Elev. 538 ft)
1:30 am EDT Apr 18, 2026
2am EDT Apr 18, 2026-6pm EDT Apr 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database