National Weather Service Forecast for: Spartanburg SC
Issued by: National Weather Service Greenville-Spartanburg, SC
Updated: 2:38 pm EDT Jul 28, 2026
 
This
Afternoon
This Afternoon: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 94. Heat index values as high as 104. West southwest wind around 10 mph, with gusts as high as 21 mph.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms
Tonight

Tonight: A 20 percent chance of showers and thunderstorms before 11pm.  Mostly clear, with a low around 72. West southwest wind 5 to 7 mph becoming calm  after midnight.
Slight Chance
T-storms then
Clear
Wednesday

Wednesday: Sunny, with a high near 92. Northwest wind 3 to 8 mph.
Sunny

Wednesday
Night
Wednesday Night: Clear, with a low around 66. North wind 5 to 8 mph becoming calm  after midnight. Winds could gust as high as 18 mph.
Clear

Thursday

Thursday: Sunny, with a high near 90. Light north wind.
Sunny

Thursday
Night
Thursday Night: Mostly clear, with a low around 66.
Mostly Clear

Friday

Friday: Sunny, with a high near 91.
Sunny

Friday
Night
Friday Night: Partly cloudy, with a low around 71.
Partly Cloudy

Saturday

Saturday: Partly sunny, with a high near 88.
Partly Sunny

Hi 94 °F Lo 72 °F Hi 92 °F Lo 66 °F Hi 90 °F Lo 66 °F Hi 91 °F Lo 71 °F Hi 88 °F

 

This Afternoon
 
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 94. Heat index values as high as 104. West southwest wind around 10 mph, with gusts as high as 21 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
 
A 20 percent chance of showers and thunderstorms before 11pm. Mostly clear, with a low around 72. West southwest wind 5 to 7 mph becoming calm after midnight.
Wednesday
 
Sunny, with a high near 92. Northwest wind 3 to 8 mph.
Wednesday Night
 
Clear, with a low around 66. North wind 5 to 8 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Thursday
 
Sunny, with a high near 90. Light north wind.
Thursday Night
 
Mostly clear, with a low around 66.
Friday
 
Sunny, with a high near 91.
Friday Night
 
Partly cloudy, with a low around 71.
Saturday
 
Partly sunny, with a high near 88.
Saturday Night
 
A 40 percent chance of showers after 8pm. Mostly cloudy, with a low around 71.
Sunday
 
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 84. Chance of precipitation is 70%.
Sunday Night
 
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
Monday
 
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83.
Monday Night
 
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Tuesday
 
A chance of showers and thunderstorms. Partly sunny, with a high near 86.

 

Forecast from NOAA-NWS for Spartanburg SC.