Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Fair

74°F

23°C

Humidity 88%
Wind Speed E 5 mph
Barometer 29.99 in (1014.2 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 13 Aug 5:53 am EDT
Extended Forecast for

Mauldin SC

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Mostly sunny and hot, with a high near 95. Heat index values as high as 102. Calm wind becoming west northwest around 6 mph in the afternoon.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 95 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 75. West wind around 5 mph becoming calm  in the evening.

    Low: 75 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Mostly sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 97 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 76. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 76 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after 3pm.  Mostly sunny and hot, with a high near 97. Light east northeast wind.

    High: 97 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am.  Partly cloudy, with a low around 75.

    Low: 75 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 95.

    High: 95 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 76.

    Low: 76 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 102. Calm wind becoming west northwest around 6 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Partly cloudy, with a low around 75. West wind around 5 mph becoming calm in the evening.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind becoming west southwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 76. Northwest wind around 5 mph becoming calm in the evening.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny and hot, with a high near 97. Light east northeast wind.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 75.
Sunday
Mostly sunny and hot, with a high near 95.
Sunday Night
Partly cloudy, with a low around 76.
Monday
Sunny and hot, with a high near 99.
Monday Night
Mostly clear, with a low around 75.
Tuesday
A 30 percent chance of showers and thunderstorms. Sunny and hot, with a high near 96.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Wednesday
Mostly sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
Mauldin SC
 34.78°N 82.3°W (Elev. 896 ft)
2:23 am EDT Aug 13, 2026
6am EDT Aug 13, 2026-6pm EDT Aug 19, 2026
 
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Additional Resources

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