Dangerous, Heat Wave Persists in the Eastern U.S.; Severe Weather Expected in the Central Plains and Mid-Atlantic

A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Mid-South, and East Coast. Severe thunderstorms are expected to produce damaging wind gusts from the Upper Ohio Valley into the Mid Atlantic, and across the central Great Plains this afternoon and evening. Large hail and heavy rain is also possible across the Great Plains. Read More >

Current conditions at

Greenwood, Greenwood County Airport (KGRD)

Lat: 34.25°NLon: 82.15°WElev: 630ft.

Fog

76°F

24°C

Humidity 88%
Wind Speed S 6 mph
Barometer 30.05 in (1016.6 mb)
Dewpoint 72°F (22°C)
Visibility 0.50 mi
Heat Index76°F (24°C)
Last update 4 Jul 4:56 am EDT
Extended Forecast for

Greenwood County Airport SC

Heat Advisory July 4, 12:00pm until July 4, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Independence Day

    Independence Day: Sunny and hot, with a high near 98. Heat index values as high as 103. Calm wind.

    High: 98 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly before 3pm.  Increasing clouds and hot, with a high near 96. Heat index values as high as 103. Calm wind becoming southwest around 5 mph in the afternoon.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 96 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly between 7pm and 8pm.  Partly cloudy, with a low around 75. Calm wind.  New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 75 °F

    Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Mostly sunny, with a high near 94. Southwest wind 3 to 8 mph.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm.  Partly cloudy, with a low around 74.

    Low: 74 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 74 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

Detailed Forecast

Independence Day
Sunny and hot, with a high near 98. Heat index values as high as 103. Calm wind.
Tonight
Mostly clear, with a low around 76. Calm wind.
Sunday
A 30 percent chance of showers and thunderstorms, mainly before 3pm. Increasing clouds and hot, with a high near 96. Heat index values as high as 103. Calm wind becoming southwest around 5 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly between 7pm and 8pm. Partly cloudy, with a low around 75. Calm wind. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 94. Southwest wind 3 to 8 mph.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 74.
Tuesday
Mostly sunny, with a high near 93.
Tuesday Night
Partly cloudy, with a low around 74.
Wednesday
Mostly sunny, with a high near 92.
Wednesday Night
Partly cloudy, with a low around 74.
Thursday
Mostly sunny, with a high near 92.
Thursday Night
Partly cloudy, with a low around 75.
Friday
Mostly sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
Greenwood County Airport SC
 34.23°N 82.17°W (Elev. 600 ft)
2:24 am EDT Jul 4, 2026
5am EDT Jul 4, 2026-6pm EDT Jul 10, 2026
 
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Additional Resources

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