Lala Impacting Hawaii; Severe Thunderstorm and Flash Flooding Risks; Excessive Heat

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorm, heavy rainfall, and flash flooding threats continue from the Midwest to the Mid-Atlantic and across the central High Plains. Record heat continues for areas of the central/southern Plain into the Southeast Read More >

Current conditions at

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

Lat: 34.98°NLon: 81.06°WElev: 669ft.

Fair

79°F

26°C

Humidity 85%
Wind Speed SW 7 mph
Barometer 30.04 in (1015.6 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 16 Aug 10:54 pm EDT
Extended Forecast for

3 Miles SSW Rock Hill SC

Heat Advisory August 17, 12:00pm until August 17, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Tonight

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

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 98. Heat index values as high as 106. Calm wind becoming west around 6 mph in the afternoon.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 74. Calm wind.

    Low: 74 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 94. Heat index values as high as 102. Calm wind becoming north northwest around 5 mph.

    High: 94 °F

    Sunny

  • Tuesday Night

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

    Low: 72 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 95.

    High: 95 °F

    Hot

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms between 8pm and 2am.  Partly cloudy, with a low around 71. Chance of precipitation is 40%.

    Low: 71 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 73. Calm wind.
Monday
Sunny and hot, with a high near 98. Heat index values as high as 106. Calm wind becoming west around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 74. Calm wind.
Tuesday
Sunny, with a high near 94. Heat index values as high as 102. Calm wind becoming north northwest around 5 mph.
Tuesday Night
Partly cloudy, with a low around 72. Calm wind.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Mostly clear, with a low around 72.
Thursday
Sunny and hot, with a high near 95.
Thursday Night
A chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 71. Chance of precipitation is 40%.
Friday
A 50 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 89.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Sunday
Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Rock Hill SC
 34.88°N 81.05°W (Elev. 607 ft)
8:33 pm EDT Aug 16, 2026
11pm EDT Aug 16, 2026-6pm EDT Aug 23, 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