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

Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Current conditions at

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

Lat: 34.98°NLon: 81.06°WElev: 669ft.

Light Rain

70°F

21°C

Humidity 97%
Wind Speed Vrbl 6 mph
Barometer 30.14 in (1019.6 mb)
Dewpoint 69°F (21°C)
Visibility 7.00 mi
Last update 3 Oct 8:54 pm EDT
Extended Forecast for

Jefferson SC

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm. Cloudy, with a low around 64. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 74. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 74 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms before 4am, then a chance of showers. Patchy fog before 9pm. Low around 64. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 64 °F

    Showers and
    Patchy Fog

  • Monday

    Monday: A chance of showers, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 76. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 76 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55. Light northeast wind.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm. Cloudy, with a low around 64. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 74. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and thunderstorms before 4am, then a chance of showers. Patchy fog before 9pm. Low around 64. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A chance of showers, mainly before 7am. Cloudy, then gradually becoming mostly sunny, with a high near 76. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 55. Light northeast wind.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 49.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Mostly sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 55.
Saturday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Jefferson SC
 34.65°N 80.39°W (Elev. 371 ft)
Last Update:
7:21 pm EDT Oct 3, 2026
Forecast Valid:
9pm EDT Oct 3, 2026-6pm EDT Oct 10, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation