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.

Overcast

37°F

3°C

Humidity 93%
Wind Speed NE 6 mph
Barometer 30.53 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 3 Mar 1:55 am EST
Extended Forecast for

South Boston VA

  • Overnight

    Overnight: Patchy fog after 3am. Otherwise, cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 60. Calm wind becoming south around 6 mph in the afternoon.

    High: 60 °F

    Patchy Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 47. Light southwest wind.

    Low: 47 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 75. Southwest wind 3 to 6 mph.

    High: 75 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 54. Calm wind becoming southwest around 5 mph after midnight.

    Low: 54 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog after 3am. Otherwise, cloudy, with a low around 38. Calm wind.
Tuesday
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 60. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 47. Light southwest wind.
Wednesday
Partly sunny, with a high near 75. Southwest wind 3 to 6 mph.
Wednesday Night
Mostly cloudy, with a low around 54. Calm wind becoming southwest around 5 mph after midnight.
Thursday
Partly sunny, with a high near 79.
Thursday Night
Mostly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 59.
Saturday
A chance of showers after 1pm. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Sunday
Showers likely. Partly sunny, with a high near 78. Chance of precipitation is 60%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.
Monday
A chance of showers. Mostly cloudy, with a high near 77. Chance of precipitation is 50%.
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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:
2:00 am EST Mar 3, 2026
Forecast Valid:
2am EST Mar 3, 2026-6pm EDT Mar 9, 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