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

73°F

23°C

Humidity 69%
Wind Speed NE 5 mph
Barometer 30.12 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 28 Sep 10:15 am EDT
Extended Forecast for

South Boston VA

  • Today

    Today: Partly sunny, with a high near 80. Northeast wind around 7 mph.

    High: 80 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 62. Light northeast wind.

    Low: 62 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers, mainly after 7am. Cloudy, with a high near 75. Northeast wind 6 to 8 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 75 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Showers likely, mainly after 2am. Cloudy, with a low around 63. Northeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 63 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, mainly before 8am. Cloudy, with a high near 72. Northeast wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 72 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 80. Northeast wind around 7 mph.
Tonight
Mostly cloudy, with a low around 62. Light northeast wind.
Monday
A chance of showers, mainly after 7am. Cloudy, with a high near 75. Northeast wind 6 to 8 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Showers likely, mainly after 2am. Cloudy, with a low around 63. Northeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Showers likely, mainly before 8am. Cloudy, with a high near 72. Northeast wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 47.
Friday
Mostly sunny, with a high near 71.
Friday Night
Partly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Boston VA
 36.7°N 78.91°W (Elev. 348 ft)
Last Update:
8:00 am EDT Sep 28, 2025
Forecast Valid:
10am EDT Sep 28, 2025-6pm EDT Oct 4, 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