Heat Wave Persists Over the Central U.S.; Significant Flooding Expected in the Northern Mid-Atlantic Tuesday

Dangerous and extreme heat will remain across portions of the Central U.S. this week, persisting across the Mid to Lower Mississippi Valleys, Gulf Coast, Southern Plains and portions of Texas. A heat wave over the Southwest will intensify late this week. Severe thunderstorms and flash flooding will spread from the Great Lakes/Ohio Valley to the Mid-Atlantic and Northeast the next few days. Read More >

Current conditions at

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

Lat: 34.98° N Lon: 81.06° W Elev: 669 ft.

Fair

74°F

23°C

Humidity 94%
Wind Speed Calm
Barometer 29.80 in (1007.5 mb)
Dewpoint 72°F (22°C)
Visibility 7.00 mi
Last update 28 Jul 6:54 am EDT
Detailed forecast for

Southern Lancaster

Today
Mostly sunny. A slight chance of showers and thunderstorms this afternoon. Highs in the mid 90s. Southwest winds 10 to 15 mph. Chance of rain 20 percent.
Tonight
Mostly cloudy in the evening, then clearing. A chance of thunderstorms. A chance of showers. Lows in the lower 70s. West winds 5 to 10 mph. Chance of rain 50 percent.
Wednesday
Sunny. Highs in the lower 90s. Northwest winds 5 to 10 mph.
Wednesday Night
Clear. Lows in the upper 60s. North winds around 5 mph.
Thursday
Sunny. Highs in the upper 80s. North winds around 5 mph.
Thursday Night
Mostly clear. Lows in the upper 60s.
Friday
Sunny. Highs in the lower 90s.
Friday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 60s.
Saturday
Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 30 percent.
Saturday Night
Mostly cloudy with a chance of showers and thunderstorms. Lows around 70. Chance of rain 40 percent.
Sunday
Mostly cloudy. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Highs in the upper 80s. Chance of rain 60 percent.
Sunday Night
Mostly cloudy. Showers and thunderstorms likely, mainly in the evening. Lows around 70. Chance of rain 60 percent.
Monday
Partly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 40 percent.



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608 AM EDT Tue Jul 28 2026
 
 

Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database