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

Dangerous Heat in the West; Coastal Flooding & High Rip Current Risk through the Weekend on the East Coast; Flash Flooding Concerns in the Southeast and Southwest

A dangerous, record heat wave continues across portions of the West through Tuesday. High rip current risk and dangerous surf continue through the weekend. There are flash flooding concerns through the weekend for portions of the Southeast and Southwest. Read More >

Current conditions at

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

Lat: 34.98°NLon: 81.06°WElev: 669ft.

Overcast

80°F

27°C

Humidity 71%
Wind Speed NA
Barometer 30.03 in (1015.6 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 22 Aug 3:54 pm EDT
Extended Forecast for

Delphia SC

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm before 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 79. East northeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Showers
    Likely

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 68. Calm wind. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    T-storms then
    Patchy Fog

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 81. East wind 3 to 6 mph. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    T-storms and
    Patchy Fog

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 85. Calm wind.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 79. East northeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 68. Calm wind. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 81. East wind 3 to 6 mph. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 65. Calm wind.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 85. Calm wind.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 66.
Monday
Sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 63.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Delphia SC
 34.95°N 81.23°W (Elev. 699 ft)
Last Update:
2:17 pm EDT Aug 22, 2025
Forecast Valid:
4pm EDT Aug 22, 2025-6pm EDT Aug 29, 2025
 
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