Severe Weather and Flooding Threats for the Central U.S.; Dangerous Heat in the Southern and Western U.S.

Severe weather and flooding threats will continue for portions of the central U.S. over the next couple of days, with multiple rounds of thunderstorms expected. Dangerous heat will persist across the southern and western U.S. through mid-week. Hot and dry conditions will fuel fire weather concerns for the Intermountain West, where dry thunderstorms may spark additional wildfires. Read More >

Current conditions at

Shaw Air Force Base (KSSC)

Lat: 33.97°NLon: 80.48°WElev: 243ft.

Partly Cloudy

82°F

28°C

Humidity 52%
Wind Speed N 7 mph
Barometer 30.06 in (1017.9 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 24 Jun 12:55 pm EDT
Extended Forecast for

Sumter SCSimilar City Names

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 89. Light northeast wind.

    High: 89 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 92. Light and variable wind.

    High: 92 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 73. South wind around 5 mph becoming calm  in the evening.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 95. Calm wind becoming southwest 5 to 7 mph in the afternoon.  Chance of precipitation is 20%.

    High: 95 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 76.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm.  Mostly sunny and hot, with a high near 98. Chance of precipitation is 30%.

    High: 98 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 89. Light northeast wind.
Tonight
Partly cloudy, with a low around 69. Calm wind.
Thursday
Mostly sunny, with a high near 92. Light and variable wind.
Thursday Night
Mostly clear, with a low around 73. South wind around 5 mph becoming calm in the evening.
Friday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 76.
Saturday
Sunny and hot, with a high near 98.
Saturday Night
Mostly clear, with a low around 77.
Sunday
A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 98. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 94.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
Sumter SCSimilar City Names
 33.94°N 80.4°W (Elev. 154 ft)
2:21 am EDT Jun 24, 2026
1pm EDT Jun 24, 2026-6pm EDT Jun 30, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database