Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Greenwood, Greenwood County Airport (KGRD)

Lat: 34.25°NLon: 82.15°WElev: 630ft.

Partly Cloudy

77°F

25°C

Humidity 85%
Wind Speed W 3 mph
Barometer 29.98 in (1014.4 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 17 Aug 10:56 pm EDT
Extended Forecast for

2 Miles NNW Dyson SC

  • Tonight

    Tonight: Partly cloudy, with a low around 76. West northwest wind around 5 mph becoming calm  after midnight.

    Low: 76 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 96. Heat index values as high as 102. Light northwest wind.

    High: 96 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 74. Light and variable wind.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 96. Heat index values as high as 102. North northeast wind around 5 mph becoming calm  in the afternoon.

    High: 96 °F

    Hot

  • Wednesday Night

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

    Low: 74 °F

    Mostly Clear

  • Thursday

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

    High: 97 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms before 2am.  Mostly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 76. West northwest wind around 5 mph becoming calm after midnight.
Tuesday
Mostly sunny and hot, with a high near 96. Heat index values as high as 102. Light northwest wind.
Tuesday Night
Mostly clear, with a low around 74. Light and variable wind.
Wednesday
Sunny and hot, with a high near 96. Heat index values as high as 102. North northeast wind around 5 mph becoming calm in the afternoon.
Wednesday Night
Mostly clear, with a low around 74. Calm wind.
Thursday
Sunny and hot, with a high near 97.
Thursday Night
Partly cloudy, with a low around 74.
Friday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93.
Friday Night
A 50 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 71.
Saturday
Mostly sunny, with a high near 89.
Saturday Night
A 30 percent chance of showers. Partly cloudy, with a low around 71.
Sunday
Mostly sunny, with a high near 91.
Sunday Night
Mostly clear, with a low around 70.
Monday
Sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Dyson SC
 34.19°N 81.96°W (Elev. 502 ft)
6:59 pm EDT Aug 17, 2026
11pm EDT Aug 17, 2026-6pm EDT Aug 24, 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