National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

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 S 3 mph
Barometer 30.14 in (1019.1 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 15 Aug 9:54 pm EDT
Extended Forecast for

Lancaster SCSimilar City Names

Heat Advisory August 15, 10:10pm until August 16, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 15, 10:10pm until August 16, 08:00pm

    NOW until 8:00pm Sun

    Heat Advisory

  • Tonight

    Low: 75 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 95. Heat index values as high as 106. Calm wind. Chance of precipitation is 20%.

    High: 95 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 75. Calm wind.

    Low: 75 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 100. Heat index values as high as 109. Calm wind becoming west around 5 mph in the afternoon.

    High: 100 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 73. Chance of precipitation is 40%.

    Low: 73 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 75. Calm wind. Chance of precipitation is 20%.
Sunday
A slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 95. Heat index values as high as 106. Calm wind. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 75. Calm wind.
Monday
Sunny and hot, with a high near 100. Heat index values as high as 109. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 75. Calm wind.
Tuesday
Sunny, with a high near 95.
Tuesday Night
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 73. Chance of precipitation is 40%.
Wednesday
Sunny, with a high near 95.
Wednesday Night
Mostly clear, with a low around 73.
Thursday
Sunny and hot, with a high near 97.
Thursday Night
A chance of showers. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 50%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lancaster SCSimilar City Names
 34.73°N 80.79°W (Elev. 495 ft)
Last Update:
9:16 pm EDT Aug 15, 2026
Forecast Valid:
10pm EDT Aug 15, 2026-6pm EDT Aug 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation