National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Charleston Executive Airport (KJZI)

Lat: 32.7°NLon: 80°WElev: 16ft.

Light Drizzle Fog/Mist

64°F

18°C

Humidity 100%
Wind Speed NE 8 mph
Barometer 29.88 in
Dewpoint 64°F (18°C)
Visibility 4.00 mi
Last update 1 May 8:35 pm EDT
Extended Forecast for

2 Miles NE Johns Island SC

Coastal Flood Advisory until May 1, 11:00pm
Click here for hazard details and duration
...
  •  
    Coastal Flood Advisory until May 1, 11:00pm

    NOW until 11:00pm Fri

    Coastal Flood Advisory

  • Tonight

    Low: 60 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 64. North wind 6 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 64 °F

    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 49. Northwest wind 6 to 9 mph.

    Low: 49 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 71. North wind around 7 mph becoming east in the afternoon.

    High: 71 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. South wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Tonight
Showers likely, with thunderstorms also possible after 2am. Cloudy, with a low around 60. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers and possibly a thunderstorm. High near 64. North wind 6 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Saturday Night
A 30 percent chance of showers before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 49. Northwest wind 6 to 9 mph.
Sunday
Sunny, with a high near 71. North wind around 7 mph becoming east in the afternoon.
Sunday Night
Mostly clear, with a low around 56. South wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 68.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Johns Island SC
 32.75°N 80.04°W (Elev. 3 ft)
Last Update:
8:33 pm EDT May 1, 2026
Forecast Valid:
8pm EDT May 1, 2026-6pm EDT May 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation