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

78°F

26°C

Humidity 91%
Wind Speed Calm
Barometer 29.99 in (1015.5 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 17 Aug 2:55 am EDT
Extended Forecast for

3 Miles SSW South Sumter SC

  • Overnight

    Overnight: Patchy fog after 4am. Otherwise, mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 9am. Otherwise, sunny, with a high near 91. Calm wind becoming northeast around 5 mph.

    High: 91 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 72. Calm wind.

    Low: 72 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 94. Heat index values as high as 102. Calm wind.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 20%.

    High: 89 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 73. Calm wind.
Sunday
Patchy fog before 9am. Otherwise, sunny, with a high near 91. Calm wind becoming northeast around 5 mph.
Sunday Night
Clear, with a low around 72. Calm wind.
Monday
Sunny, with a high near 94. Heat index values as high as 102. Calm wind.
Monday Night
Partly cloudy, with a low around 73. Calm wind.
Tuesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 20%.
Tuesday Night
Mostly clear, with a low around 72.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 73.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 40%.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Saturday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 86. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW South Sumter SC
 33.85°N 80.36°W (Elev. 174 ft)
Last Update:
1:26 am EDT Aug 17, 2025
Forecast Valid:
3am EDT Aug 17, 2025-6pm EDT Aug 23, 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