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

73°F

23°C

Humidity 69%
Wind Speed W 12 G 17 mph
Barometer 29.89 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 12 Mar 4:35 pm EDT
Extended Forecast for

Saint Simons GA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 75. Breezy, with a northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 75 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 52. Breezy, with a northeast wind 14 to 17 mph, with gusts as high as 30 mph.

    Low: 52 °F

    Decreasing
    Clouds and
    Breezy

  • Friday

    Friday: Sunny, with a high near 69. East wind 8 to 11 mph, with gusts as high as 20 mph.

    High: 69 °F

    Sunny

  • Friday Night

    Friday Night: Areas of fog after 5am. Otherwise, mostly clear, with a low around 56. East wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear
    then Areas
    Fog

  • Saturday

    Saturday: Areas of fog before 8am. Otherwise, sunny, with a high near 73. Light north wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 73 °F

    Areas Fog
    then Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 2am. Partly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Clear
    then Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Mostly sunny, with a high near 75. Chance of precipitation is 70%.

    High: 75 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    T-storms

  • Monday

    Monday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 77. Breezy. Chance of precipitation is 70%.

    High: 77 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 75. Breezy, with a northwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 52. Breezy, with a northeast wind 14 to 17 mph, with gusts as high as 30 mph.
Friday
Sunny, with a high near 69. East wind 8 to 11 mph, with gusts as high as 20 mph.
Friday Night
Areas of fog after 5am. Otherwise, mostly clear, with a low around 56. East wind around 5 mph becoming calm in the evening.
Saturday
Areas of fog before 8am. Otherwise, sunny, with a high near 73. Light north wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Saturday Night
A 30 percent chance of showers after 2am. Partly cloudy, with a low around 62.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Mostly sunny, with a high near 75. Chance of precipitation is 70%.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 77. Breezy. Chance of precipitation is 70%.
Monday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 41. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 55.
Tuesday Night
Mostly cloudy, with a low around 42.
Wednesday
Mostly sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons GA
 31.16°N 81.39°W
Last Update:
2:41 pm EDT Mar 12, 2026
Forecast Valid:
4pm EDT Mar 12, 2026-6pm EDT Mar 18, 2026
 
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Additional Resources

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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