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

68°F

20°C

Humidity 53%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 10 Mar 10:35 pm EDT
Extended Forecast for

Alton VA

  • Tonight

    Tonight: Increasing clouds, with a low around 58. Southwest wind around 6 mph.

    Low: 58 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84. Southwest wind 5 to 14 mph, with gusts as high as 28 mph.

    High: 84 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers between 2am and 5am, then a chance of rain after 5am. Increasing clouds, with a low around 60. Southwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 60 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Rain, mainly between 8am and 2pm. High near 63. Northwest wind 13 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 63 °F

    Rain

  • Thursday Night

    Thursday Night: A chance of rain before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 32. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Chance Rain
    then Mostly
    Clear

  • Friday

    Friday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 58. Southwest wind around 6 mph.
Wednesday
Mostly sunny, with a high near 84. Southwest wind 5 to 14 mph, with gusts as high as 28 mph.
Wednesday Night
A chance of showers between 2am and 5am, then a chance of rain after 5am. Increasing clouds, with a low around 60. Southwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain, mainly between 8am and 2pm. High near 63. Northwest wind 13 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
A chance of rain before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 32. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Mostly sunny, with a high near 59.
Friday Night
Mostly clear, with a low around 43.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
Mostly clear, with a low around 45.
Sunday
A chance of showers after 2pm. Increasing clouds, with a high near 73. Chance of precipitation is 40%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 53. Chance of precipitation is 70%.
Monday
Showers likely. Mostly cloudy, with a high near 64. Chance of precipitation is 70%.
Monday Night
A chance of showers. Partly cloudy, with a low around 28. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 44.
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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:
10:00 pm EDT Mar 10, 2026
Forecast Valid:
10pm EDT Mar 10, 2026-6pm EDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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