Calestown, South Carolina Weather
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Weather Forecast for Calestown, South Carolina : Berkeley County
Issued: 8:32 pm EDT Jul 18, 2025 Latitude: 33.2904452 Longitude: -79.7867414 View on Google Maps

MouseOver for Detail Forecast
Tonight Saturday Sunday Monday Tuesday Wednesday Thursday Friday
Mostly Clear on Tonight 20% chance of thunderstorms on Saturday 20% chance of thunderstorms on Sunday 50% chance of thunderstorms on Monday 80% chance of thunderstorms on Tuesday 50% chance of thunderstorms on Wednesday 50% chance of thunderstorms on Thursday 30% chance of thunderstorms on Friday
Low: 76°F High: 98°F High: 98°F High: 98°F High: 90°F High: 90°F High: 91°F High: 94°F
Low: 77°F Low: 77°F Low: 74°F Low: 72°F Low: 72°F Low: 73°F  
Mostly Clear Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
CHARLESTON - (KCHS)
79°
Partly Cloudy
as of 9:56 PM EDST
Rel. Humidity: 88%
Dew Point: 75°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
3 MPH
180° South
Cloud Level(s): Few at 10000ft, Scattered at 20000ft
Current Conditions at
MYRTLE BEACH AFB - (KMYR)
81°
Clear
as of 9:53 PM EDST
Rel. Humidity: 78%
Dew Point: 73°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
7 MPH
200° South
Cloud Level(s): Clear
Current Conditions at
FLORENCE - (KFLO)
79°
Clear
as of 9:53 PM EDST
Rel. Humidity: 88%
Dew Point: 75°F
Visibility: 10 Miles
Pressure: 30.12 in.
Flight Rule: VFR
Wind Data
7 MPH
190° South
Cloud Level(s): Clear
Current Conditions at
SUMTER/SHAW AFB - (KSSC)
81°
Clear
as of 9:55 PM EDST
Rel. Humidity: 88%
Dew Point: 77°F
Visibility: 10 Miles
Pressure: 30.11 in.
Flight Rule: VFR
Wind Data
3 MPH
190° South
Cloud Level(s): Clear
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 76. Calm wind.
20% chance of thunderstorms Saturday Saturday... A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 98. Heat index values as high as 107. Calm wind becoming west around 6 mph in the afternoon.
Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 77. Calm wind.
20% chance of thunderstorms Sunday Sunday... A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 98. Heat index values as high as 106. West wind 3 to 7 mph.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 77. Calm wind.
50% chance of thunderstorms Monday Monday... A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 98. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
50% chance of thunderstorms Monday Night Monday Night... A 50 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 74.
80% chance of thunderstorms Tuesday Tuesday... Showers and thunderstorms, mainly after 2pm. High near 90. Chance of precipitation is 80%.
80% chance of thunderstorms Tuesday Night Tuesday Night... Showers and thunderstorms before 2am, then a slight chance of showers. Low around 72. Chance of precipitation is 80%.
50% chance of thunderstorms Wednesday Wednesday... A slight chance of showers, then a chance of showers and thunderstorms after 8am. Partly sunny, with a high near 90. Chance of precipitation is 50%.
30% chance of thunderstorms Wednesday Night Wednesday Night... A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
50% chance of thunderstorms Thursday Thursday... A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 91.
30% chance of thunderstorms Thursday Night Thursday Night... A chance of thunderstorms. Mostly clear, with a low around 73. Chance of precipitation is 30%.
30% chance of thunderstorms Friday Friday... A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Current Radar Image


Sun Almanac for Calestown, South Carolina
Sunrise: 06:23 AM
Sunset: 8:28 PM
Civil Sunrise:05:55 AM
Civil Sunset: 8:56 PM
Nautical Sunrise: 05:21 AM
Nautical Sunset: 9:30 PM
Astro Sunrise: 04:44 AM
Astro Sunset: 10:06 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.