Heavy Rainfall Along the Central Gulf Coast; Thunderstorms from the Plains to the Central Appalachians; Heat Across the East

A system in the Gulf could produce heavy rainfall and flash flooding for portions of the north-central Gulf Coast into Saturday. Widespread showers and thunderstorms are likely this afternoon into Friday from Central Plains into the mid-Mississippi Valley, Ohio Valley and Central Appalachians. Dangerous heat is expected from the Lower Mississippi Valley to the Mid-Atlantic today. Read More >

Hazardous Weather Conditions

Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Mostly Cloudy

91°F

33°C

Humidity 47%
Wind Speed S 12 mph
Barometer 30.08 in (1017.2 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 17 Jul 5:53 pm EDT
Extended Forecast for

Greenville SC

  • Tonight

    Tonight: Partly cloudy, with a low around 74. Southwest wind 5 to 9 mph becoming light  in the evening.

    Low: 74 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 3pm.  Mostly sunny and hot, with a high near 96. Heat index values as high as 103. West southwest wind 5 to 10 mph.

    High: 96 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 75. West southwest wind 3 to 7 mph.

    Low: 75 °F

    Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Sunny and hot, with a high near 96. Heat index values as high as 104. West southwest wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 96 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 75. West wind 6 to 10 mph.

    Low: 75 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Mostly sunny and hot, with a high near 97.

    High: 97 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 7pm.  Mostly cloudy, with a low around 75.

    Low: 75 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 3pm.  Mostly sunny and hot, with a high near 96.

    High: 96 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 2am, then a chance of showers between 2am and 3am.  Mostly cloudy, with a low around 74. Chance of precipitation is 40%.

    Low: 74 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 74. Southwest wind 5 to 9 mph becoming light in the evening.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny and hot, with a high near 96. Heat index values as high as 103. West southwest wind 5 to 10 mph.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75. West southwest wind 3 to 7 mph.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Sunny and hot, with a high near 96. Heat index values as high as 104. West southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 75. West wind 6 to 10 mph.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny and hot, with a high near 97.
Sunday Night
A 30 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 75.
Monday
A 30 percent chance of showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 96.
Monday Night
A chance of showers and thunderstorms before 2am, then a chance of showers between 2am and 3am. Mostly cloudy, with a low around 74. Chance of precipitation is 40%.
Tuesday
A chance of showers and thunderstorms between 3pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 90. Chance of precipitation is 60%.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
Greenville SC
 34.83°N 82.38°W (Elev. 883 ft)
1:27 pm EDT Jul 17, 2025
6pm EDT Jul 17, 2025-6pm EDT Jul 24, 2025
 
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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