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

Hazardous Weather Conditions

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 NE 12 mph
Barometer 29.99 in
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 18 Aug 11:35 am EDT
Extended Forecast for

4 Miles N Jekyll Island GA

  • Today

    Today: A chance of showers and thunderstorms between 4pm and 5pm, then a slight chance of showers. Partly sunny, with a high near 89. Heat index values as high as 102. East wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 89 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 77. East wind 8 to 10 mph.

    Low: 77 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 88. Northeast wind 9 to 14 mph, with gusts as high as 21 mph.

    High: 88 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms. Mostly clear, with a low around 75. Northeast wind around 10 mph, with gusts as high as 16 mph. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 11am. Sunny, with a high near 90. North wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    High: 90 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of thunderstorms before 8pm. Mostly clear, with a low around 76. Chance of precipitation is 30%.

    Low: 76 °F

    Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: 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

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly between 8pm and 2am. Mostly clear, with a low around 76.

    Low: 76 °F

    Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 2pm. Sunny, with a high near 89. Chance of precipitation is 60%.

    High: 89 °F

    Chance
    Showers then
    T-storms
    Likely

Detailed Forecast

Today
A chance of showers and thunderstorms between 4pm and 5pm, then a slight chance of showers. Partly sunny, with a high near 89. Heat index values as high as 102. East wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Tonight
Mostly clear, with a low around 77. East wind 8 to 10 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 88. Northeast wind 9 to 14 mph, with gusts as high as 21 mph.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 75. Northeast wind around 10 mph, with gusts as high as 16 mph. Chance of precipitation is 20%.
Wednesday
A chance of showers, with thunderstorms also possible after 11am. Sunny, with a high near 90. North wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of thunderstorms before 8pm. Mostly clear, with a low around 76. Chance of precipitation is 30%.
Thursday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 91.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly between 8pm and 2am. Mostly clear, with a low around 76.
Friday
Showers and thunderstorms likely, mainly after 2pm. Sunny, with a high near 89. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 75. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 87. Chance of precipitation is 70%.
Saturday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.
Sunday
Showers and thunderstorms likely. Mostly sunny, with a high near 89. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Jekyll Island GA
 31.1°N 81.43°W
Last Update:
11:26 am EDT Aug 18, 2025
Forecast Valid:
11am EDT Aug 18, 2025-6pm EDT Aug 24, 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