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

Greenwood, Greenwood County Airport (KGRD)

Lat: 34.25°NLon: 82.15°WElev: 630ft.

Fair

76°F

24°C

Humidity 94%
Wind Speed Calm
Barometer 30.14 in (1019.9 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 16 Aug 7:56 am EDT
Extended Forecast for

Dyson SC

Heat Advisory August 16, 12:00pm until August 16, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny and hot, with a high near 95. Heat index values as high as 108. Calm wind.

    High: 95 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 99. Heat index values as high as 108. Light west wind.

    High: 99 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 96. Calm wind.

    High: 96 °F

    Hot

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 1am.  Mostly clear, with a low around 74. Chance of precipitation is 20%.

    Low: 74 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

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

    High: 95 °F

    Hot

  • Wednesday Night

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

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 108. Calm wind.
Tonight
Mostly clear, with a low around 75. Calm wind.
Monday
Sunny and hot, with a high near 99. Heat index values as high as 108. Light west wind.
Monday Night
Mostly clear, with a low around 75. Calm wind.
Tuesday
Sunny and hot, with a high near 96. Calm wind.
Tuesday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 1am. Mostly clear, with a low around 74. Chance of precipitation is 20%.
Wednesday
Sunny and hot, with a high near 95.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
Sunny and hot, with a high near 97.
Thursday Night
A chance of showers between 8pm and 2am. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
Dyson SC
 34.16°N 81.9°W (Elev. 400 ft)
5:18 am EDT Aug 16, 2026
8am EDT Aug 16, 2026-6pm EDT Aug 22, 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