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

Brunswick, Malcolm McKinnon Airport (KSSI)

Lat: 31.15°NLon: 81.39°WElev: 20ft.

Fair

86°F

30°C

Humidity 75%
Wind Speed SW 8 mph
Barometer 30.11 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 17 Jun 10:35 am EDT
Extended Forecast for

4 Miles W Jekyll Island GA

  • Today

    Today: A slight chance of showers between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Sunny, with a high near 88. Heat index values as high as 103. Southwest wind 8 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 30%.

    High: 88 °F

    Sunny then
    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 8pm. Partly cloudy, with a low around 75. South wind 7 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 88. Heat index values as high as 103. Southwest wind 6 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 16 mph.

    High: 88 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 75. South wind 7 to 11 mph, with gusts as high as 17 mph.

    Low: 75 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. South wind 6 to 10 mph, with gusts as high as 16 mph.

    High: 88 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 76. Chance of precipitation is 30%.

    Low: 76 °F

    Chance
    T-storms

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 8am. Partly sunny, with a high near 89. Chance of precipitation is 50%.

    High: 89 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 75.

    Low: 75 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 86.

    High: 86 °F

    Chance
    T-storms

Detailed Forecast

Today
A slight chance of showers between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Sunny, with a high near 88. Heat index values as high as 103. Southwest wind 8 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 8pm. Partly cloudy, with a low around 75. South wind 7 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 30%.
Wednesday
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 88. Heat index values as high as 103. Southwest wind 6 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 16 mph.
Wednesday Night
Partly cloudy, with a low around 75. South wind 7 to 11 mph, with gusts as high as 17 mph.
Juneteenth
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. South wind 6 to 10 mph, with gusts as high as 16 mph.
Thursday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 76. Chance of precipitation is 30%.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 8am. Partly sunny, with a high near 89. Chance of precipitation is 50%.
Friday Night
A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 75.
Saturday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 86.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 76.
Sunday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 87.
Sunday Night
A 10 percent chance of showers and thunderstorms. Mostly clear, with a low around 76.
Monday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Jekyll Island GA
 31.04°N 81.49°W
Last Update:
9:46 am EDT Jun 17, 2025
Forecast Valid:
10am EDT Jun 17, 2025-6pm EDT Jun 23, 2025
 
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