Cornwell, South Carolina Weather
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Weather Forecast for Cornwell, South Carolina : Chester County
Issued: 7:03 pm EDT Jul 18, 2025 Latitude: 34.6073631 Longitude: -81.1792559 View on Google Maps

MouseOver for Detail Forecast
Tonight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
Cloudy on Tonight 30% chance of thunderstorms on Saturday 30% chance of thunderstorms on Sunday 30% chance of thunderstorms on Monday 60% chance of thunderstorms on Tuesday 30% chance of thunderstorms on Wednesday Mostly Sunny on Thursday Sunny on Friday
Low: 74°F High: 95°F High: 96°F High: 96°F High: 88°F High: 90°F High: 92°F High: 95°F
Low: 75°F Low: 74°F Low: 73°F Low: 70°F Low: 70°F Low: 72°F  
Cloudy Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Mostly Sunny Sunny
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Current Conditions at
ROCK HILL - (KUZA)
82°
Clear
as of 9:54 PM EDST
Rel. Humidity: 69%
Dew Point: 72°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
3 MPH
230° Southwest
Cloud Level(s): Clear
Current Conditions at
GASTONIA - (KAKH)
81°
Clear
as of 9:54 PM EDST
Rel. Humidity: 74%
Dew Point: 72°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
MONROE - (KEQY)
82°
Clear
as of 9:53 PM EDST
Rel. Humidity: 78%
Dew Point: 75°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
5 MPH
200° South
Cloud Level(s): Clear
Current Conditions at
COLUMBIA-OWENS ARPT - (KCUB)
84°
Partly Cloudy
as of 9:53 PM EDST
Rel. Humidity: 83%
Dew Point: 79°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 6500ft, Scattered at 9500ft
Cloudy on Tonight Tonight... Partly cloudy, with a low around 74. Light southwest wind.
30% chance of thunderstorms Saturday Saturday... A 30 percent chance of showers and thunderstorms, mainly after 5pm. Sunny and hot, with a high near 95. Heat index values as high as 101. West southwest wind 3 to 8 mph. Winds could gust as high as 18 mph.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 75. West southwest wind 3 to 5 mph.
30% chance of thunderstorms Sunday Sunday... A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny and hot, with a high near 96. Heat index values as high as 104. West wind around 6 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
20% chance of thunderstorms Sunday Night Sunday Night... A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 74. Calm wind.
30% chance of thunderstorms Monday Monday... A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny and hot, with a high near 96.
40% chance of thunderstorms Monday Night Monday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 40%.
60% chance of thunderstorms Tuesday Tuesday... A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 88. Chance of precipitation is 60%.
60% chance of thunderstorms Tuesday Night Tuesday Night... Showers and thunderstorms likely before 8pm, then a chance of showers between 8pm and 3am. Mostly cloudy, with a low around 70. Chance of precipitation is 60%.
30% chance of thunderstorms Wednesday Wednesday... A 30 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 90.
30% chance of thunderstorms Wednesday Night Wednesday Night... A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 92.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 72.
Sunny on Friday Friday... Sunny and hot, with a high near 95.
Current Radar Image


Sun Almanac for Cornwell, South Carolina
Sunrise: 06:25 AM
Sunset: 8:37 PM
Civil Sunrise:05:57 AM
Civil Sunset: 9:05 PM
Nautical Sunrise: 05:22 AM
Nautical Sunset: 9:40 PM
Astro Sunrise: 04:44 AM
Astro Sunset: 10:18 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.