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
32°F
0°C
| Humidity | 93% |
| Wind Speed | Calm |
| Barometer | 30.27 in |
| Dewpoint | 30°F (-1°C) |
| Visibility | 10.00 mi |
| Last update | 13 Jan 3:55 am EST |
Extended Forecast for
Johns Island SC
Today
High: 60 °F
Sunny
Tonight
Low: 43 °F
Partly Cloudy
Wednesday
High: 59 °F
Chance Rain
Wednesday Night
Low: 41 °F
Mostly Cloudy
Thursday
High: 50 °F
Mostly Sunny
Thursday Night
Low: 26 °F
Mostly Clear
Friday
High: 50 °F
Sunny
Friday Night
Low: 37 °F
Mostly Clear
Saturday
High: 58 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 60. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 43. Calm wind becoming west around 5 mph after midnight.
Wednesday
A 40 percent chance of rain. Mostly cloudy, with a high near 59. West wind 5 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 41. Southwest wind around 8 mph.
Thursday
Mostly sunny, with a high near 50. Northwest wind 9 to 11 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 26.
Friday
Sunny, with a high near 50.
Friday Night
Mostly clear, with a low around 37.
Saturday
Sunny, with a high near 58.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 52.
Sunday Night
Mostly clear, with a low around 29.
M.L.King Day
Sunny, with a high near 49.
Additional Forecasts and Information
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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)
1:46 am EST Jan 13, 2026
4am EST Jan 13, 2026-6pm EST Jan 19, 2026
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