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.
A Few Clouds
50°F
10°C
| Humidity | 67% |
| Wind Speed | SW 8 mph |
| Barometer | 29.74 in |
| Dewpoint | 39°F (4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 47°F (8°C) |
| Last update | 14 Jan 8:35 pm EST |
Extended Forecast for
Sullivans Island SC
Tonight
Low: 40 °F
Mostly Cloudy
then Slight
Chance
ShowersThursday

High: 48 °F
Becoming
SunnyThursday Night

Low: 28 °F
Mostly Clear
Friday

High: 51 °F
Sunny
Friday Night

Low: 44 °F
Mostly Clear
Saturday

High: 60 °F
Mostly Sunny
Saturday Night
Low: 36 °F
Mostly Cloudy
then Chance
ShowersSunday

High: 46 °F
Chance
Rain/SnowSunday Night

Low: 30 °F
Mostly Clear
Detailed Forecast
Tonight
A slight chance of showers between 3am and 4am. Increasing clouds, with a low around 40. West wind 11 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 48. Northwest wind 11 to 14 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 28. Northwest wind 5 to 11 mph.
Friday
Sunny, with a high near 51. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Friday Night
Mostly clear, with a low around 44. Southwest wind 8 to 10 mph.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 36.
Sunday
A chance of rain and snow showers before 1pm. Mostly sunny, with a high near 46. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 30.
M.L.King Day
Sunny, with a high near 48.
Monday Night
Mostly clear, with a low around 34.
Tuesday
Sunny, with a high near 50.
Tuesday Night
Mostly clear, with a low around 34.
Wednesday
Mostly sunny, with a high near 51.
Additional Forecasts and Information
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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)
7:32 pm EST Jan 14, 2026
8pm EST Jan 14, 2026-6pm EST Jan 21, 2026


