National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Shaw Air Force Base (KSSC)

Lat: 33.97°NLon: 80.48°WElev: 243ft.

Fair

82°F

28°C

Humidity 72%
Wind Speed Calm
Barometer 29.89 in (1012.0 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 19 Aug 1:55 am EDT
Extended Forecast for

5 Miles SSW South Sumter SC

  • Overnight

    Overnight: Mostly clear, with a low around 77. Calm wind.

    Low: 77 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 98. Heat index values as high as 104. Northeast wind 3 to 5 mph.

    High: 98 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. Light and variable wind.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 98. Heat index values as high as 104. Light and variable wind. Chance of precipitation is 20%.

    High: 98 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 96. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 96 °F

    Mostly Sunny
    then T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.

    Low: 73 °F

    T-storms
    Likely then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 92. Chance of precipitation is 60%.

    High: 92 °F

    Mostly Sunny
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.

    Low: 72 °F

    Showers
    Likely then
    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 77. Calm wind.
Wednesday
Sunny and hot, with a high near 98. Heat index values as high as 104. Northeast wind 3 to 5 mph.
Wednesday Night
Mostly clear, with a low around 75. Light and variable wind.
Thursday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 98. Heat index values as high as 104. Light and variable wind. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 75. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Friday
Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 96. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.
Saturday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 92. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Sunday
Mostly sunny, with a high near 94.
Sunday Night
Mostly clear, with a low around 71.
Monday
Sunny, with a high near 94.
Monday Night
Partly cloudy, with a low around 72.
Tuesday
Mostly sunny, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW South Sumter SC
 33.83°N 80.36°W (Elev. 180 ft)
Last Update:
2:21 pm EDT Aug 18, 2026
Forecast Valid:
2am EDT Aug 19, 2026-6pm EDT Aug 25, 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