News Headlines
- January 31 - February 1, 2026 Winter Storm
- 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
Current conditions at
Charleston Executive Airport (KJZI)
Lat: 32.7°NLon: 80°WElev: 16ft.
Fair
48°F
9°C
| Humidity | 66% |
| Wind Speed | Calm |
| Barometer | 29.81 in |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Last update | 6 Feb 11:55 pm EST |
Extended Forecast for
Johns Island SC
Overnight
Low: 38 °F
Clear
Saturday
High: 50 °F
Sunny
Saturday Night
Low: 27 °F
Mostly Clear
Sunday
High: 48 °F
Sunny
Sunday Night
Low: 36 °F
Partly Cloudy
Monday
High: 60 °F
Sunny
Monday Night
Low: 44 °F
Partly Cloudy
Tuesday
High: 67 °F
Partly Sunny
Tuesday Night
Low: 51 °F
Cloudy
Detailed Forecast
Overnight
Clear, with a low around 38. Northwest wind around 10 mph.
Saturday
Sunny, with a high near 50. North wind 10 to 14 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 27. North wind around 7 mph.
Sunday
Sunny, with a high near 48. Northeast wind around 6 mph becoming south in the afternoon.
Sunday Night
Partly cloudy, with a low around 36. Calm wind.
Monday
Sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Partly sunny, with a high near 67.
Tuesday Night
Cloudy, with a low around 51.
Wednesday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 69.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Mostly sunny, with a high near 64.
Thursday Night
Mostly cloudy, with a low around 43.
Friday
A 30 percent chance of showers. Mostly cloudy, with a high near 59.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Johns Island SC
32.73°N 80.07°W (Elev. 23 ft)
32.73°N 80.07°W (Elev. 23 ft)
7:33 pm EST Feb 6, 2026
12am EST Feb 7, 2026-6pm EST Feb 13, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
