Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Current conditions at

Greenville Spartanburg International Airport (KGSP)

Lat: 34.91° N Lon: 82.21° W Elev: 955 ft.

Fair

73°F

23°C

Humidity 87%
Wind Speed Calm
Barometer 30.32 in (1025.7 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 17 Sep 8:53 am EDT
Detailed forecast for

Greenville Mountains

Today
Sunny. Patchy fog this morning. A slight chance of showers and thunderstorms this afternoon. Highs in the mid 80s. North winds around 5 mph, becoming southeast this afternoon. Chance of rain 20 percent.
Tonight
Partly cloudy. Lows in the upper 60s. Northwest winds around 5 mph.
Friday
Sunny with highs in the upper 80s. North winds around 5 mph.
Friday Night
Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the upper 60s. North winds around 5 mph. Chance of rain 50 percent.
Saturday
Mostly sunny in the morning, then partly sunny with showers likely with a chance of thunderstorms in the afternoon. Humid with highs in the lower 80s. Northeast winds around 5 mph. Chance of rain 70 percent.
Saturday Night
Mostly cloudy. Showers likely with a chance of thunderstorms in the evening. Lows in the upper 60s. Chance of rain 70 percent.
Sunday
Mostly sunny in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 50 percent.
Sunday Night
Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 60s. Chance of rain 50 percent.
Monday
Mostly sunny in the morning, then partly sunny with showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 70 percent.
Monday Night
Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the mid 60s. Chance of rain 70 percent.
Tuesday
Partly sunny. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 70 percent.
Tuesday Night
Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the mid 60s. Chance of rain 70 percent.
Wednesday
Partly sunny. A chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 40 percent.



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710 AM EDT Thu Sep 17 2026
 
 

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