Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

Shaw Air Force Base (KSSC)

Lat: 33.97° N Lon: 80.48° W Elev: 243 ft.

Overcast

76°F

24°C

Humidity 93%
Wind Speed S 5 mph
Barometer 29.91 in (1012.8 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 26 Jul 4:55 am EDT
Detailed forecast for

Sumter County

Today
Partly sunny. Patchy fog this morning. A chance of showers and thunderstorms this morning, then showers and thunderstorms likely this afternoon. Highs in the upper 80s. East winds around 5 mph. Chance of rain 70 percent.
Tonight
Partly cloudy. A chance of showers and thunderstorms in the evening. Patchy fog after midnight. Humid with lows in the lower 70s. Light and variable winds. Chance of rain 40 percent.
Monday
Patchy fog in the morning. Partly sunny. Humid with highs in the lower 90s. Light and variable winds.
Monday Night
Partly cloudy in the evening, then clearing. Lows in the lower 70s. Light and variable winds, becoming south around 5 mph after midnight.
Tuesday
Mostly sunny. Humid with highs in the mid 90s. Southwest winds 5 to 10 mph.
Tuesday Night
Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 50 percent.
Wednesday
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 30 percent.
Wednesday Night
Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the lower 70s. Chance of rain 30 percent.
Thursday
Sunny. Highs in the lower 90s.
Thursday Night
Mostly clear. Lows in the lower 70s.
Friday
Sunny. Highs in the lower 90s.
Friday Night
Partly cloudy. Lows in the lower 70s.
Saturday
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 30 percent.



Basemap Options
Click map to change the forecast location
Loading map...
608 AM EDT Sun Jul 26 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database