Great Falls, South Carolina Weather
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Weather Forecast for Great Falls, South Carolina : Chester County
Issued: 8:04 pm EDT Jul 17, 2025 Latitude: 34.5751447 Longitude: -80.9020237 View on Google Maps

MouseOver for Detail Forecast
Tonight Friday Saturday Sunday Monday Tuesday Wednesday Thursday
Cloudy on Tonight 30% chance of thunderstorms on Friday Sunny on Saturday Sunny on Sunday 30% chance of thunderstorms on Monday 30% chance of thunderstorms on Tuesday 30% chance of thunderstorms on Wednesday 30% chance of thunderstorms on Thursday
Low: 74°F High: 96°F High: 97°F High: 98°F High: 96°F High: 90°F High: 92°F High: 94°F
Low: 76°F Low: 76°F Low: 75°F Low: 73°F Low: 71°F Low: 71°F  
Cloudy Thunderstorms Sunny Sunny Thunderstorms Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
ROCK HILL - (KUZA)
88°
Feels like 93°F
Clear
as of 7:54 PM EDST
Rel. Humidity: 58%
Dew Point: 72°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
5 MPH
270° West
Cloud Level(s): Clear
Current Conditions at
MONROE - (KEQY)
88°
Feels like 95°F
Mostly Cloudy
as of 7:53 PM EDST
Rel. Humidity: 62%
Dew Point: 73°F
Visibility: 10 Miles
Pressure: 30.06 in.
Flight Rule: VFR
Wind Data
3 MPH
200° South
Cloud Level(s): Broken at 6000ft
Current Conditions at
COLUMBIA-OWENS ARPT - (KCUB)
90°
Feels like 98°F
Clear
as of 7:53 PM EDST
Rel. Humidity: 59%
Dew Point: 73°F
Visibility: 10 Miles
Pressure: 30.06 in.
Flight Rule: VFR
Wind Data
7 MPH
190° South
Cloud Level(s): Clear
Current Conditions at
MCENTIRE ANGB - (KMMT)
90°
Feels like 98°F
Clear
as of 7:55 PM EDST
Rel. Humidity: 59%
Dew Point: 73°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: VFR
Wind Data
3 MPH
180° South
Cloud Level(s): Clear
Cloudy on Tonight Tonight... Partly cloudy, with a low around 74. South southwest wind 3 to 5 mph.
30% chance of thunderstorms Friday Friday... A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Mostly sunny and hot, with a high near 96. Heat index values as high as 105. Calm wind becoming southwest 5 to 7 mph in the morning.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 76. Calm wind.
Sunny on Saturday Saturday... Sunny and hot, with a high near 97. Heat index values as high as 106. Calm wind becoming west southwest 5 to 8 mph in the morning.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 76. West southwest wind around 5 mph becoming calm in the evening.
Sunny on Sunday Sunday... Sunny and hot, with a high near 98.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 75.
30% chance of thunderstorms Monday Monday... A 30 percent chance of showers and thunderstorms 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 before 2am, then a chance of showers between 2am and 3am. Mostly cloudy, with a low around 73. Chance of precipitation is 40%.
30% chance of thunderstorms Tuesday Tuesday... A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90.
30% chance of thunderstorms Tuesday Night Tuesday Night... A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
30% chance of thunderstorms Wednesday Wednesday... A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
30% chance of thunderstorms Wednesday Night Wednesday Night... A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
30% chance of thunderstorms Thursday Thursday... A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Current Radar Image


Sun Almanac for Great Falls, South Carolina
Sunrise: 06:24 AM
Sunset: 8:36 PM
Civil Sunrise:05:55 AM
Civil Sunset: 9:05 PM
Nautical Sunrise: 05:20 AM
Nautical Sunset: 9:39 PM
Astro Sunrise: 04:42 AM
Astro Sunset: 10:17 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.