Charleston, SC Weather Forecast
Charleston County, South Carolina
Live radar, warnings and storm tracking for Charleston, with free alerts the moment it counts.
The next few hours
Taller, warmer bars mean heavier rain. Dotted means no reading for that hour.
Hour by hour
Sunrise and sunset
Next five days, scored 0 to 100The first day or two use the HRRR and NBM cloud layers. Later days only have total cloud, so treat them as a rough guide.
Know when sunset at this place will be worth a photo
We score every sunrise and sunset here from the cloud, haze and smoke forecast, and let you know when one is likely to light up. Sunrise the evening before, sunset a few hours ahead.
Seven-day outlook
Free alerts for Charleston
Every NWS warning, pushed to your phone, inbox or webhook the moment it is issued.
Charleston, SC at a glance
Charleston is home to about 155,369 people in Charleston County, across 115 square miles. It is the largest of 100 places in South Carolina with a forecast here. The nearest neighbour with its own forecast is Mount Pleasant, 6 miles away.
- County
- Charleston County
- Population
- 155,369 2023 est.
- Land area
- 115 sq mi
- People per sq mi
- 1,350
- Forecast point
- 32.8280°N, 79.9729°W
How well can the network see Charleston?
The nearest Doppler radar is KCLX (Charleston, SC), to the W. Its lowest scan passes about 4,900 ft above Charleston. The beam is above the lowest few thousand feet here, so a warning for Charleston can come before anything looks dramatic on radar.
The closest weather station is KCHS (Charleston Intl). Representative on most days, though a thunderstorm can hit one and miss the other.
Forecasts near Charleston
- Mount Pleasant, SC6 mi
- James Island, SC7 mi
- Hanahan, SC7 mi
- North Charleston, SC8 mi
- Goose Creek, SC12 mi
- Isle of Palms, SC13 mi
- Hollywood, SC14 mi
- Ravenel, SC15 mi
Elsewhere in South Carolina
ColumbiaNorth CharlestonMount PleasantRock HillGreenvilleSummervilleAll South Carolina forecasts →