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

37°F

3°C

Humidity 33%
Wind Speed NW 7 mph
Barometer 30.15 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 24 Feb 10:55 am EST
Extended Forecast for

South Boston VA

  • Today

    Today: Sunny, with a high near 46. West wind 6 to 8 mph.

    High: 46 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. Light south wind becoming southwest 5 to 10 mph in the evening. Winds could gust as high as 21 mph.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of sprinkles before 10am. Mostly cloudy, with a high near 57. Southwest wind 9 to 14 mph, with gusts as high as 23 mph.

    High: 57 °F

    Chance
    Sprinkles

  • Wednesday Night

    Wednesday Night: A chance of rain after 1am. Mostly cloudy, with a low around 43. Southwest wind 3 to 6 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain. High near 60. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 60 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Rain Likely

  • Friday

    Friday: A chance of rain before 1pm. Partly sunny, with a high near 55. Chance of precipitation is 30%.

    High: 55 °F

    Chance Rain

  • Friday Night

    Friday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 46. West wind 6 to 8 mph.
Tonight
Mostly cloudy, with a low around 33. Light south wind becoming southwest 5 to 10 mph in the evening. Winds could gust as high as 21 mph.
Wednesday
A chance of sprinkles before 10am. Mostly cloudy, with a high near 57. Southwest wind 9 to 14 mph, with gusts as high as 23 mph.
Wednesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 43. Southwest wind 3 to 6 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain. High near 60. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A chance of rain before 1pm. Partly sunny, with a high near 55. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 34.
Saturday
Sunny, with a high near 64.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 31.
Monday
A chance of rain and snow. Partly sunny, with a high near 46. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Boston VA
 36.7°N 78.91°W (Elev. 348 ft)
Last Update:
7:30 am EST Feb 24, 2026
Forecast Valid:
10am EST Feb 24, 2026-6pm EST Mar 2, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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