Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Plains to the Upper Midwest

A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S and linger through much of the work week. Numerous daily record highs and warm lows are likely. Severe thunderstorms are possible from the southern Plains through the Upper Mississippi Valley. Fire weather concerns are expected to persist across the Four Corners region. Read More >

Hazardous Weather Conditions

Current conditions at

Greenville Downtown Airport (KGMU)

Lat: 34.85°NLon: 82.35°WElev: 1010ft.

Fair

90°F

32°C

Humidity 47%
Wind Speed Vrbl 5 mph
Barometer 30.20 in (1021.4 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 22 Jun 6:53 pm EDT
Extended Forecast for

Judson SC

  • Tonight

    Tonight: Mostly clear, with a low around 72. Light west wind.

    Low: 72 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 97. Heat index values as high as 101. Calm wind.

    High: 97 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 74. Light west southwest wind.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. Heat index values as high as 103. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Tuesday Night

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

    Low: 74 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 3pm.  Mostly sunny and hot, with a high near 98.

    High: 98 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 2am.  Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 94.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms before 2am.  Partly cloudy, with a low around 71.

    Low: 71 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 72. Light west wind.
Monday
Sunny and hot, with a high near 97. Heat index values as high as 101. Calm wind.
Monday Night
Mostly clear, with a low around 74. Light west southwest wind.
Tuesday
Sunny and hot, with a high near 99. Heat index values as high as 103. Calm wind becoming northeast around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 74. Light north wind.
Wednesday
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 98.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 71.
Thursday
A 30 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 94.
Thursday Night
A 40 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 71.
Friday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93.
Friday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
Judson SC
 34.84°N 82.43°W (Elev. 997 ft)
6:51 pm EDT Jun 22, 2025
7pm EDT Jun 22, 2025-6pm EDT Jun 29, 2025
 
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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