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.

Mostly Cloudy

77°F

25°C

Humidity 100%
Wind Speed Calm
Barometer 29.98 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 4 Aug 1:35 am EDT
Extended Forecast for

Jekyll Island GA

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Southeast wind around 7 mph.

    Low: 76 °F

    Chance
    T-storms

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 86. North wind 5 to 11 mph becoming east in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms, mainly before 2am, then a slight chance of thunderstorms after 4am. Low around 79. East wind 6 to 10 mph becoming south after midnight. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 79 °F

    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, then showers and thunderstorms likely after 11am. Sunny, with a high near 88. Heat index values as high as 103. Southwest wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 70%.

    High: 88 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 78. Southeast wind 5 to 7 mph. Chance of precipitation is 60%.

    Low: 78 °F

    T-storms
    Likely then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 70%.

    High: 86 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm after 8pm. Partly cloudy, with a low around 77. Chance of precipitation is 70%.

    Low: 77 °F

    T-storms
    Likely then
    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 85. Chance of precipitation is 80%.

    High: 85 °F

    Showers
    Likely then
    T-storms

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm, mainly before 2am, then a chance of showers and thunderstorms after 2am. Low around 77. Chance of precipitation is 80%.

    Low: 77 °F

    T-storms then
    Showers
    Likely

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Southeast wind around 7 mph.
Monday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 86. North wind 5 to 11 mph becoming east in the morning. Winds could gust as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms, mainly before 2am, then a slight chance of thunderstorms after 4am. Low around 79. East wind 6 to 10 mph becoming south after midnight. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers, then showers and thunderstorms likely after 11am. Sunny, with a high near 88. Heat index values as high as 103. Southwest wind 5 to 10 mph becoming southeast in the afternoon. Chance of precipitation is 70%.
Tuesday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 78. Southeast wind 5 to 7 mph. Chance of precipitation is 60%.
Wednesday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 70%.
Wednesday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm after 8pm. Partly cloudy, with a low around 77. Chance of precipitation is 70%.
Thursday
Showers and possibly a thunderstorm. High near 85. Chance of precipitation is 80%.
Thursday Night
Showers and possibly a thunderstorm, mainly before 2am, then a chance of showers and thunderstorms after 2am. Low around 77. Chance of precipitation is 80%.
Friday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 84. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm. Low around 77. Chance of precipitation is 80%.
Saturday
Showers and possibly a thunderstorm. High near 85. Chance of precipitation is 80%.
Saturday Night
Showers and thunderstorms. Low around 78. Chance of precipitation is 80%.
Sunday
Showers and thunderstorms likely. Mostly sunny, with a high near 87. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Jekyll Island GA
 31.05°N 81.41°W
Last Update:
1:41 am EDT Aug 4, 2025
Forecast Valid:
1am EDT Aug 4, 2025-6pm EDT Aug 10, 2025
 
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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