National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

William M Tuck Airport (KW78)

Lat: 36.71°NLon: 78.85°WElev: 420ft.

Fair

28°F

-2°C

Humidity 92%
Wind Speed Calm
Barometer 30.63 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 29 Mar 7:35 am EDT
Extended Forecast for

Alton VA

  • Today

    Today: Sunny, with a high near 62. Light south wind increasing to 5 to 10 mph in the morning.

    High: 62 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 45. South wind 5 to 9 mph.

    Low: 45 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 72. Southwest wind 7 to 13 mph, with gusts as high as 21 mph.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. South wind 6 to 9 mph.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80. Southwest wind 9 to 14 mph, with gusts as high as 23 mph.

    High: 80 °F

    Sunny

  • Tuesday Night

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

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Showers likely after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 60%.

    High: 83 °F

    Mostly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.

    Low: 58 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 50%.

    High: 74 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 62. Light south wind increasing to 5 to 10 mph in the morning.
Tonight
Partly cloudy, with a low around 45. South wind 5 to 9 mph.
Monday
Mostly sunny, with a high near 72. Southwest wind 7 to 13 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 55. South wind 6 to 9 mph.
Tuesday
Sunny, with a high near 80. Southwest wind 9 to 14 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly clear, with a low around 61.
Wednesday
Showers likely after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 60%.
Wednesday Night
Showers likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Thursday
A chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 50%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.
Friday
Showers likely. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.
Friday Night
Showers likely. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Saturday
A chance of showers. Mostly cloudy, with a high near 81. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alton VA
 36.57°N 79.01°W (Elev. 538 ft)
Last Update:
7:30 am EDT Mar 29, 2026
Forecast Valid:
7am EDT Mar 29, 2026-6pm EDT Apr 4, 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