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

Rock Hill, Rock Hill - York County Airport (KUZA)

Lat: 34.98°NLon: 81.06°WElev: 669ft.

Fair

84°F

29°C

Humidity 77%
Wind Speed SW 3 mph
Barometer 29.94 in (1012.3 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 17 Aug 8:54 pm EDT
Extended Forecast for

Rock Hill SC

  • Tonight

    Tonight: Partly cloudy, with a low around 74. Light and variable wind.

    Low: 74 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 95. Heat index values as high as 101. Calm wind becoming north around 5 mph in the morning.

    High: 95 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 73. Calm wind becoming north northeast around 6 mph after midnight.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 96. Heat index values as high as 101. North northeast wind 5 to 7 mph becoming calm  in the afternoon.

    High: 96 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 3pm.  Sunny and hot, with a high near 97.

    High: 97 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms before 2am.  Mostly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms likely after 2pm.  Partly sunny, with a high near 92. Chance of precipitation is 60%.

    High: 92 °F

    Mostly Sunny
    then T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am.  Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

    Low: 69 °F

    T-storms
    Likely then
    Showers
    Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 74. Light and variable wind.
Tuesday
Sunny and hot, with a high near 95. Heat index values as high as 101. Calm wind becoming north around 5 mph in the morning.
Tuesday Night
Mostly clear, with a low around 73. Calm wind becoming north northeast around 6 mph after midnight.
Wednesday
Sunny and hot, with a high near 96. Heat index values as high as 101. North northeast wind 5 to 7 mph becoming calm in the afternoon.
Wednesday Night
Mostly clear, with a low around 73. Calm wind.
Thursday
A 20 percent chance of showers and thunderstorms after 3pm. Sunny and hot, with a high near 97.
Thursday Night
A 40 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 72.
Friday
Showers and thunderstorms likely after 2pm. Partly sunny, with a high near 92. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Saturday
A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Sunday
Mostly sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Rock Hill SC
 34.95°N 81.04°W (Elev. 627 ft)
6:59 pm EDT Aug 17, 2026
9pm 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