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

71°F

22°C

Humidity 75%
Wind Speed SW 5 mph
Barometer 30.09 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 7 Oct 11:35 pm EDT
Extended Forecast for

South Boston VA

  • Tonight

    Tonight: A slight chance of showers after midnight. Mostly cloudy, with a low around 66. South wind around 7 mph. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 80. Southwest wind around 8 mph becoming north in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 7pm. Partly cloudy, with a low around 48. Northeast wind 8 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 66. Northeast wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43. Northeast wind around 6 mph.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of showers after midnight. Mostly cloudy, with a low around 66. South wind around 7 mph. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 80. Southwest wind around 8 mph becoming north in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers before 7pm. Partly cloudy, with a low around 48. Northeast wind 8 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Sunny, with a high near 66. Northeast wind 9 to 13 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 43. Northeast wind around 6 mph.
Friday
Mostly sunny, with a high near 68.
Friday Night
Mostly cloudy, with a low around 47.
Saturday
Partly sunny, with a high near 70.
Saturday Night
Mostly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 48.
Columbus Day
Sunny, with a high near 71.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Boston VA
 36.7°N 78.91°W (Elev. 348 ft)
Last Update:
9:30 pm EDT Oct 7, 2025
Forecast Valid:
11pm EDT Oct 7, 2025-6pm EDT Oct 14, 2025
 
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