Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

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

Lat: 34.98°NLon: 81.06°WElev: 669ft.

Fair

82°F

28°C

Humidity 63%
Wind Speed Vrbl 5 mph
Barometer 30.06 in (1016.3 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 20 Sep 10:54 am EDT
Extended Forecast for

2 Miles SSW Fort Mill SC

  • Today

    Today: Mostly sunny, with a high near 91. Calm wind.

    High: 91 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 69. Calm wind.

    Low: 69 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 93. Heat index values as high as 101. Calm wind.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 2am, then a chance of showers.  Mostly cloudy, with a low around 68. Calm wind.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm.  Partly sunny, with a high near 86. Light northeast wind.  Chance of precipitation is 60%.

    High: 86 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm, mainly before 2am, then a chance of showers and thunderstorms after 2am.  Low around 65. Chance of precipitation is 80%.

    Low: 65 °F

    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers.  Mostly cloudy, with a high near 76.

    High: 76 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers, with thunderstorms also possible after 8pm.  Mostly cloudy, with a low around 59. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    T-storms

  • Thursday

    Thursday: Mostly cloudy, with a high near 74.

    High: 74 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 91. Calm wind.
Tonight
Mostly clear, with a low around 69. Calm wind.
Monday
Sunny, with a high near 93. Heat index values as high as 101. Calm wind.
Monday Night
Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Light northeast wind. Chance of precipitation is 60%.
Tuesday Night
Showers and possibly a thunderstorm, mainly before 2am, then a chance of showers and thunderstorms after 2am. Low around 65. Chance of precipitation is 80%.
Wednesday
A 40 percent chance of showers. Mostly cloudy, with a high near 76.
Wednesday Night
A chance of showers, with thunderstorms also possible after 8pm. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Thursday
Mostly cloudy, with a high near 74.
Thursday Night
Mostly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Fort Mill SC
 34.97°N 80.95°W (Elev. 535 ft)
5:39 am EDT Sep 20, 2026
11am EDT Sep 20, 2026-6pm EDT Sep 26, 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