Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Fair

77°F

25°C

Humidity 94%
Wind Speed Calm
Barometer 30.14 in (1019.4 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 15 Aug 3:53 am EDT
Extended Forecast for

2 Miles N Sans Souci SC

Heat Advisory August 15, 11:00am until August 15, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: A slight chance of showers between 1pm and 2pm, then a slight chance of showers and thunderstorms after 2pm.  Mostly sunny and hot, with a high near 95. Heat index values as high as 106. Light and variable wind.  Chance of precipitation is 20%.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 74. Light north wind.

    Low: 74 °F

    Gradual
    Clearing

  • Sunday

    Sunday: Increasing clouds and hot, with a high near 96. Heat index values as high as 109. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 96 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 73. Light west wind.

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 99. West southwest wind 3 to 7 mph.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 95.

    High: 95 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny and hot, with a high near 95.

    High: 95 °F

    Hot

Detailed Forecast

Today
A slight chance of showers between 1pm and 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 106. Light and variable wind. Chance of precipitation is 20%.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 74. Light north wind.
Sunday
Increasing clouds and hot, with a high near 96. Heat index values as high as 109. Calm wind becoming west southwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 73. Light west wind.
Monday
Sunny and hot, with a high near 99. West southwest wind 3 to 7 mph.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny and hot, with a high near 95.
Tuesday Night
Partly cloudy, with a low around 72.
Wednesday
Sunny and hot, with a high near 95.
Wednesday Night
Partly cloudy, with a low around 73.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 96.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Sans Souci SC
 34.93°N 82.42°W (Elev. 1093 ft)
2:24 am EDT Aug 15, 2026
4am EDT Aug 15, 2026-6pm EDT Aug 21, 2026
 
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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