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.

Thunderstorm in Vicinity

82°F

28°C

Humidity 89%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 16 Aug 6:35 pm EDT
Extended Forecast for

6 Miles W Jekyll Island GA

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 75. East wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 75 °F

    T-storms
    Likely then
    Chance
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly before 3pm. Partly sunny, with a high near 88. Heat index values as high as 100. Light northeast wind becoming east 5 to 9 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 88 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 75. East wind around 6 mph becoming calm in the evening.

    Low: 75 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Monday

    Monday: A slight chance of showers between 8am and 11am, then a slight chance of showers and thunderstorms after 11am. Sunny, with a high near 90. Heat index values as high as 102. Northeast wind 5 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 20%.

    High: 90 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 74. East wind around 6 mph becoming calm in the evening.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 91.

    High: 91 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 2am. Mostly clear, with a low around 74.

    Low: 74 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Sunny, with a high near 92. Chance of precipitation is 30%.

    High: 92 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 74.

    Low: 74 °F

    Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Tonight
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 75. East wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and thunderstorms likely, mainly before 3pm. Partly sunny, with a high near 88. Heat index values as high as 100. Light northeast wind becoming east 5 to 9 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 75. East wind around 6 mph becoming calm in the evening.
Monday
A slight chance of showers between 8am and 11am, then a slight chance of showers and thunderstorms after 11am. Sunny, with a high near 90. Heat index values as high as 102. Northeast wind 5 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 74. East wind around 6 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 91.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 2am. Mostly clear, with a low around 74.
Wednesday
A slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Sunny, with a high near 92. Chance of precipitation is 30%.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 74.
Thursday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 74.
Friday
Showers and thunderstorms likely. Sunny, with a high near 92. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 73. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 91. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles W Jekyll Island GA
 31.04°N 81.51°W
Last Update:
6:36 pm EDT Aug 16, 2025
Forecast Valid:
6pm EDT Aug 16, 2025-6pm EDT Aug 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