Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Greenwood, Greenwood County Airport (KGRD)

Lat: 34.25°NLon: 82.15°WElev: 630ft.

Fair

73°F

23°C

Humidity 96%
Wind Speed NW 3 mph
Barometer 29.99 in (1014.6 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 20 Aug 5:56 am EDT
Extended Forecast for

2 Miles SSE Princeton SC

  • Today

    Today: Sunny and hot, with a high near 96. Heat index values as high as 102. Light and variable wind.

    High: 96 °F

    Hot

  • Tonight

    Tonight: Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Partly Cloudy

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 5pm.  Mostly sunny, with a high near 92. Heat index values as high as 103. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 92 °F

    Mostly Sunny
    then T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 1am.  Mostly cloudy, with a low around 69. South wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 69 °F

    T-storms
    Likely then
    Showers
    Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 90. Calm wind.

    High: 90 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

Detailed Forecast

Today
Sunny and hot, with a high near 96. Heat index values as high as 102. Light and variable wind.
Tonight
Partly cloudy, with a low around 72. Calm wind.
Friday
Showers and thunderstorms likely, mainly after 5pm. Mostly sunny, with a high near 92. Heat index values as high as 103. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 69. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Mostly sunny, with a high near 90. Calm wind.
Saturday Night
Mostly clear, with a low around 69.
Sunday
Sunny, with a high near 91.
Sunday Night
Mostly clear, with a low around 68.
Monday
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 68.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 69.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Princeton SC
 34.46°N 82.28°W (Elev. 699 ft)
2:23 am EDT Aug 20, 2026
6am EDT Aug 20, 2026-6pm EDT Aug 26, 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