Heat Wave Expands to the East Coast; Flash Flooding Likely in the Central Plains into the Midwest; Severe Thunderstorms in the Northeast

Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >

Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Fair

92°F

33°C

Humidity 47%
Wind Speed Calm
Barometer 30.17 in (1020.1 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 26 Jul 10:53 am EDT
Extended Forecast for

2 Miles SSW Moonville SC

Heat Advisory July 27, 12:00pm until July 28, 02:00am
Heat Advisory July 26, 12:00pm until July 26, 08:00pm
Click here for hazard details and duration
Heat Advisory
Heat Advisory
  • Today

    Today: Mostly sunny and hot, with a high near 97. Heat index values as high as 104. West southwest wind 5 to 7 mph.

    High: 97 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 76. West southwest wind 5 to 7 mph.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 99. Heat index values as high as 107. West northwest wind 3 to 6 mph.

    High: 99 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 77. North wind around 6 mph.

    Low: 77 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 3pm.  Sunny and hot, with a high near 99. North wind 3 to 5 mph.

    High: 99 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers.  Partly cloudy, with a low around 76. Chance of precipitation is 30%.

    Low: 76 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 3pm.  Mostly sunny and hot, with a high near 98.

    High: 98 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 1am.  Partly cloudy, with a low around 75. Chance of precipitation is 40%.

    Low: 75 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm.  Mostly sunny and hot, with a high near 95. Chance of precipitation is 40%.

    High: 95 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Mostly sunny and hot, with a high near 97. Heat index values as high as 104. West southwest wind 5 to 7 mph.
Tonight
Mostly clear, with a low around 76. West southwest wind 5 to 7 mph.
Sunday
Sunny and hot, with a high near 99. Heat index values as high as 107. West northwest wind 3 to 6 mph.
Sunday Night
Mostly clear, with a low around 77. North wind around 6 mph.
Monday
A 20 percent chance of showers and thunderstorms after 3pm. Sunny and hot, with a high near 99. North wind 3 to 5 mph.
Monday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 76. Chance of precipitation is 30%.
Tuesday
A 30 percent chance of showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 98.
Tuesday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 1am. Partly cloudy, with a low around 75. Chance of precipitation is 40%.
Wednesday
A chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 95. Chance of precipitation is 40%.
Wednesday 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%.
Thursday
Showers and thunderstorms likely. Partly sunny and hot, with a high near 95. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.
Friday
Showers and thunderstorms likely. Partly sunny, with a high near 88. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Moonville SC
 34.7°N 82.39°W (Elev. 932 ft)
6:01 am EDT Jul 26, 2025
11am EDT Jul 26, 2025-6pm EDT Aug 1, 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