News Headlines
- Calling All Meteorology Students! Apply for the NWS Charleston 2026 Summer Volunteer Program
- NWS Charleston To Implement Minor Public, Fire Weather and Marine Zone Changes on March 3
- Mariners: NWS Charleston Is Expanding Marine Forecasts Out To 60 NM in South Carolina March 3
- 2026 Storm Spotter Training Schedule
Current conditions at
Charleston Executive Airport (KJZI)
Lat: 32.7°NLon: 80°WElev: 16ft.
Fair
48°F
9°C
| Humidity | 71% |
| Wind Speed | Calm |
| Barometer | 30.09 in |
| Dewpoint | 39°F (4°C) |
| Visibility | 10.00 mi |
| Last update | 13 Jan 6:15 pm EST |
Extended Forecast for
Sullivans Island SC
Tonight

Low: 46 °F
Partly Cloudy
Wednesday

High: 57 °F
Chance
ShowersWednesday Night
Low: 42 °F
Mostly Cloudy
then Slight
Chance
ShowersThursday

High: 49 °F
Decreasing
CloudsThursday Night

Low: 28 °F
Mostly Clear
Friday

High: 49 °F
Sunny
Friday Night

Low: 41 °F
Mostly Clear
Saturday

High: 58 °F
Mostly Sunny
Saturday Night

Low: 36 °F
Partly Cloudy
Detailed Forecast
Tonight
Partly cloudy, with a low around 46. Southwest wind 6 to 8 mph.
Wednesday
A 40 percent chance of showers, mainly between 2pm and 5pm. Mostly cloudy, with a high near 57. West wind 7 to 10 mph.
Wednesday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 42. West wind around 11 mph, with gusts as high as 20 mph.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 49. Northwest wind 10 to 14 mph.
Thursday Night
Mostly clear, with a low around 28. North wind 6 to 10 mph.
Friday
Sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 41.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Sunny, with a high near 48.
Sunday Night
Mostly clear, with a low around 32.
M.L.King Day
Sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 36.
Tuesday
Sunny, with a high near 50.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Sullivans Island SC
32.76°N 79.85°W (Elev. 0 ft)
32.76°N 79.85°W (Elev. 0 ft)
6:27 pm EST Jan 13, 2026
6pm EST Jan 13, 2026-6pm EST Jan 20, 2026


