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

90°F

32°C

Humidity 59%
Wind Speed SW 9 mph
Barometer 30.10 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 17 Jun 12:55 pm EDT
Extended Forecast for

4 Miles N Jekyll Island GA

  • This Afternoon

    This Afternoon: A slight chance of showers between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Sunny, with a high near 90. Heat index values as high as 103. Southeast wind 9 to 14 mph, with gusts as high as 17 mph. Chance of precipitation is 30%.

    High: 90 °F

    Chance
    Showers

  • Tonight

    Tonight: A 10 percent chance of showers before 8pm. Partly cloudy, with a low around 75. South wind 9 to 11 mph, with gusts as high as 17 mph.

    Low: 75 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 89. Heat index values as high as 102. Southwest wind 6 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 16 mph.

    High: 89 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 75. South wind 8 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 90. South wind 6 to 10 mph, with gusts as high as 16 mph.

    High: 90 °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. Mostly sunny, with a high near 91. Chance of precipitation is 40%.

    High: 91 °F

    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 89.

    High: 89 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
A slight chance of showers between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Sunny, with a high near 90. Heat index values as high as 103. Southeast wind 9 to 14 mph, with gusts as high as 17 mph. Chance of precipitation is 30%.
Tonight
A 10 percent chance of showers before 8pm. Partly cloudy, with a low around 75. South wind 9 to 11 mph, with gusts as high as 17 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 89. Heat index values as high as 102. Southwest wind 6 to 11 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 8 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 90. 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. Mostly sunny, with a high near 91. Chance of precipitation is 40%.
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 89.
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 89.
Sunday Night
A 10 percent chance of showers and thunderstorms. Mostly clear, with a low around 76.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Jekyll Island GA
 31.1°N 81.43°W
Last Update:
1:10 pm EDT Jun 17, 2025
Forecast Valid:
1pm 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