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

Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

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

Lat: 34.98°NLon: 81.06°WElev: 669ft.

Fair

86°F

30°C

Humidity 29%
Wind Speed SW 12 G 17 mph
Barometer 30.08 in (1017.5 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 15 Apr 1:54 pm EDT
Extended Forecast for

Tega Cay SC

  • This Afternoon

    This Afternoon: Sunny, with a high near 90. Southwest wind around 8 mph.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 62. South southwest wind 3 to 5 mph.

    Low: 62 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 89. West southwest wind 5 to 10 mph, with gusts as high as 21 mph.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. Southwest wind 3 to 6 mph.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers before 2pm. Mostly cloudy, with a high near 76.

    High: 76 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 90. Southwest wind around 8 mph.
Tonight
Partly cloudy, with a low around 62. South southwest wind 3 to 5 mph.
Thursday
Sunny, with a high near 89. West southwest wind 5 to 10 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 63. Southwest wind 3 to 6 mph.
Friday
Sunny, with a high near 89. Calm wind becoming north northwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 62.
Saturday
Mostly sunny, with a high near 92.
Saturday Night
Mostly cloudy, with a low around 60.
Sunday
A 30 percent chance of showers before 2pm. Mostly cloudy, with a high near 76.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Sunny, with a high near 70.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 74.
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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:
2:24 pm EDT Apr 15, 2026
Forecast Valid:
2pm EDT Apr 15, 2026-6pm EDT Apr 21, 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