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

Risks of Severe Thunderstorms and Excessive Rainfall; Fire Weather Concerns and Record Warmth

Severe thunderstorms and flash flooding risks increase across the center of the nation today. Meanwhile, ongoing thunderstorms and flash flooding will linger along the Gulf Coast states through the evening. The Great Basin and Intermountain West, warm temperatures and dry fuels with dry lightning may enhance fire weather potential. In addition, across interior Alaska, Red Flag Warning are posted. Read More >

Current conditions at

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

Lat: 34.98°NLon: 81.06°WElev: 669ft.

Fair

81°F

27°C

Humidity 51%
Wind Speed SW 7 mph
Barometer 29.96 in (1013.3 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 20 Jun 5:54 pm EDT
Extended Forecast for

Lancaster SCSimilar City Names

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 66. Light and variable wind.

    Low: 66 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 72. Light south wind.

    Low: 72 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Southwest wind 7 to 15 mph. Chance of precipitation is 30%.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 73. Southwest wind 6 to 10 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Chance of precipitation is 20%.

    High: 93 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming clear, with a low around 66. Light and variable wind.
Sunday
Sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 72. Light south wind.
Monday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Southwest wind 7 to 15 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 73. Southwest wind 6 to 10 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
Mostly sunny, with a high near 91.
Wednesday Night
Partly cloudy, with a low around 70.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Lancaster SCSimilar City Names
 34.73°N 80.79°W (Elev. 495 ft)
Last Update:
3:48 pm EDT Jun 20, 2026
Forecast Valid:
6pm EDT Jun 20, 2026-6pm EDT Jun 27, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation