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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Current conditions at

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

Lat: 34.98°NLon: 81.06°WElev: 669ft.

Fair

58°F

14°C

Humidity 78%
Wind Speed S 7 mph
Barometer 30.20 in (1022.0 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 25 Dec 12:54 am EST
Extended Forecast for

Tega Cay SC

  • Overnight

    Overnight: Mostly cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Cloudy

  • Christmas Day

    Christmas Day: Mostly sunny, with a high near 74. Calm wind becoming west southwest 5 to 7 mph in the morning.

    High: 74 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of rain before 1pm. Mostly cloudy, with a high near 63. East northeast wind around 7 mph becoming southeast in the afternoon.

    High: 63 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51. Light and variable wind.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 51. Calm wind.
Christmas Day
Mostly sunny, with a high near 74. Calm wind becoming west southwest 5 to 7 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 50. Calm wind.
Friday
A 20 percent chance of rain before 1pm. Mostly cloudy, with a high near 63. East northeast wind around 7 mph becoming southeast in the afternoon.
Friday Night
Partly cloudy, with a low around 51. Light and variable wind.
Saturday
Sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
Mostly cloudy, with a high near 63.
Sunday Night
Mostly cloudy, with a low around 52.
Monday
A chance of rain between 9am and 2pm. Mostly cloudy, with a high near 67. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 27.
Tuesday
Sunny, with a high near 45.
Tuesday Night
Clear, with a low around 24.
Wednesday
Sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Tega Cay SC
 35.02°N 81.03°W (Elev. 597 ft)
Last Update:
12:18 am EST Dec 25, 2025
Forecast Valid:
12am EST Dec 25, 2025-6pm EST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation