Severe Weather and Heavy Rainfall in the Ohio Valley; Heat Continuing in the South and Southeast

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians tonight. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Current conditions at

Chester Catawba Regional Airport (KDCM)

Lat: 34.79° N Lon: 81.2° W Elev: 656 ft.

Partly Cloudy

72°F

22°C

Humidity 100%
Wind Speed N 14 mph
Barometer 30.09 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 11 Aug 11:55 pm EDT
Detailed forecast for

Chester County

Tonight
A slight chance of thunderstorms this evening. Partly cloudy with a slight chance of showers. Lows in the lower 70s. West winds around 5 mph. Chance of rain 20 percent.
Wednesday
Mostly sunny. Hot with highs in the mid 90s. Light and variable winds, becoming west around 5 mph in the afternoon. Heat index values up to 103.
Wednesday Night
Partly cloudy. Lows in the lower 70s. West winds around 5 mph in the evening, becoming light and variable.
Thursday
Sunny, hot with highs in the upper 90s. Light and variable winds, becoming west around 5 mph in the afternoon. Heat index values up to 106.
Thursday Night
Partly cloudy. Lows in the mid 70s. West winds around 5 mph in the evening, becoming light and variable.
Friday
Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 105.
Friday Night
Partly cloudy. Lows in the mid 70s.
Saturday
Mostly sunny. Highs in the mid 90s. Heat index values up to 105.
Saturday Night
Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers. Lows in the lower 70s. Chance of rain 30 percent.
Sunday
Mostly sunny. Highs in the mid 90s. Heat index values up to 105 in the afternoon.
Sunday Night
Mostly clear. Lows in the mid 70s.
Monday
Sunny, hot with highs in the upper 90s. Heat index values up to 105.
Monday Night
Mostly clear. Lows in the mid 70s.
Tuesday
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs in the mid 90s. Chance of rain 30 percent. Heat index values up to 100.



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726 PM EDT Tue Aug 11 2026
 
 

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