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.

Partly Cloudy

67°F

19°C

Humidity 91%
Wind Speed SW 6 mph
Barometer 29.91 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 23 Aug 12:15 am EDT
Extended Forecast for

4 Miles NNW Alton VA

  • Overnight

    Overnight: A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 64. Light west wind. Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Sunny, with a high near 86. Northwest wind 5 to 8 mph.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 86. Calm wind becoming west around 6 mph in the afternoon.

    High: 86 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 59. Light north wind.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers after 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 64. Light west wind. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 86. Northwest wind 5 to 8 mph.
Sunday Night
Mostly clear, with a low around 60. Calm wind.
Monday
Sunny, with a high near 86. Calm wind becoming west around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 59. Light north wind.
Tuesday
Sunny, with a high near 87.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 89.
Friday Night
A chance of showers. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Alton VA
 36.62°N 79.03°W (Elev. 505 ft)
Last Update:
12:00 am EDT Aug 23, 2026
Forecast Valid:
12am EDT Aug 23, 2026-6pm EDT Aug 29, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation