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.

Fair

79°F

26°C

Humidity 70%
Wind Speed SW 13 G 22 mph
Barometer 30.08 in
Dewpoint 68°F (20°C)
Visibility 9.00 mi
Heat Index81°F (27°C)
Last update 5 Apr 1:15 pm EDT
Extended Forecast for

Sullivans Island SC

  • This Afternoon

    This Afternoon: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 74. South wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 74 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely before 2am, then a chance of showers. Cloudy, with a low around 58. Southwest wind 6 to 10 mph becoming north after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Showers
    Likely

  • Monday

    Monday: Mostly cloudy, with a high near 66. North wind 13 to 15 mph, with gusts as high as 25 mph.

    High: 66 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Cloudy, with a low around 58. Northeast wind around 8 mph.

    Low: 58 °F

    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 69. Northeast wind 10 to 15 mph, with gusts as high as 22 mph.

    High: 69 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 65. Breezy.

    High: 65 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 56. Breezy.

    Low: 56 °F

    Slight Chance
    Showers and
    Breezy

  • Thursday

    Thursday: A 30 percent chance of showers, mainly after 2pm. Cloudy, with a high near 68. Breezy.

    High: 68 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

This Afternoon
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 74. South wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Tonight
Showers and thunderstorms likely before 2am, then a chance of showers. Cloudy, with a low around 58. Southwest wind 6 to 10 mph becoming north after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Mostly cloudy, with a high near 66. North wind 13 to 15 mph, with gusts as high as 25 mph.
Monday Night
Cloudy, with a low around 58. Northeast wind around 8 mph.
Tuesday
Mostly cloudy, with a high near 69. Northeast wind 10 to 15 mph, with gusts as high as 22 mph.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
Partly sunny, with a high near 65. Breezy.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 56. Breezy.
Thursday
A 30 percent chance of showers, mainly after 2pm. Cloudy, with a high near 68. Breezy.
Thursday Night
A 30 percent chance of showers, mainly before 8pm. Mostly cloudy, with a low around 59.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 71.
Friday Night
Partly cloudy, with a low around 61.
Saturday
Sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sullivans Island SC
 32.76°N 79.85°W (Elev. 0 ft)
Last Update:
8:31 am EDT Apr 5, 2026
Forecast Valid:
1pm EDT Apr 5, 2026-6pm EDT Apr 11, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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