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

71°F

22°C

Humidity 95%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 27 Jun 4:15 am EDT
Extended Forecast for

South Boston VA

  • Today

    Today: A chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 90. Calm wind becoming west around 6 mph in the morning. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Partly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 11pm. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Showers
    Likely then
    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 89. Calm wind becoming west around 5 mph in the afternoon.

    High: 89 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A slight chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 89. Northeast wind 3 to 6 mph. Chance of precipitation is 20%.

    High: 89 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 92.

    High: 92 °F

    Hot

  • Tuesday Night

    Tuesday Night: Clear, with a low around 68.

    Low: 68 °F

    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

Detailed Forecast

Today
A chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 90. Calm wind becoming west around 6 mph in the morning. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, mainly before 11pm. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Partly sunny, with a high near 89. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A slight chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 89. Northeast wind 3 to 6 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 65.
Tuesday
Sunny and hot, with a high near 92.
Tuesday Night
Clear, with a low around 68.
Wednesday
Sunny and hot, with a high near 97.
Wednesday Night
Clear, with a low around 72.
Thursday
Sunny and hot, with a high near 101.
Thursday Night
Mostly clear, with a low around 75.
Friday
Sunny and hot, with a high near 102.
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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:
3:30 am EDT Jun 27, 2026
Forecast Valid:
4am EDT Jun 27, 2026-6pm EDT Jul 3, 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