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

63°F

17°C

Humidity 37%
Wind Speed W 9 G 16 mph
Barometer 29.77 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 13 Nov 5:15 pm EST
Extended Forecast for

Sea Island GA

  • Tonight

    Tonight: Clear, with a low around 43. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 43 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 63. North wind 6 to 9 mph, with gusts as high as 16 mph.

    High: 63 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 46. Calm wind becoming north around 6 mph after midnight.

    Low: 46 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 63. North wind 7 to 10 mph, with gusts as high as 15 mph.

    High: 63 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 48. Northeast wind 5 to 7 mph, with gusts as high as 15 mph.

    Low: 48 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 54. Breezy.

    Low: 54 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Tuesday

    Tuesday: A 20 percent chance of showers. Mostly cloudy, with a high near 66. Windy.

    High: 66 °F

    Slight Chance
    Showers and
    Windy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 55. Windy.

    Low: 55 °F

    Slight Chance
    Showers and
    Windy

Detailed Forecast

Tonight
Clear, with a low around 43. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 63. North wind 6 to 9 mph, with gusts as high as 16 mph.
Saturday Night
Clear, with a low around 46. Calm wind becoming north around 6 mph after midnight.
Sunday
Sunny, with a high near 63. North wind 7 to 10 mph, with gusts as high as 15 mph.
Sunday Night
Mostly clear, with a low around 48. Northeast wind 5 to 7 mph, with gusts as high as 15 mph.
Monday
Mostly sunny, with a high near 66.
Monday Night
Mostly cloudy, with a low around 54. Breezy.
Tuesday
A 20 percent chance of showers. Mostly cloudy, with a high near 66. Windy.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 55. Windy.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 68. Windy.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 59. Breezy.
Thursday
Mostly sunny, with a high near 71. Windy.
Thursday Night
Partly cloudy, with a low around 60. Breezy.
Friday
Mostly sunny, with a high near 72. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sea Island GA
 31.18°N 81.36°W
Last Update:
1:21 pm EST Nov 13, 2026
Forecast Valid:
5pm EST Nov 13, 2026-6pm EST Nov 20, 2026
 
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