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

66°F

19°C

Humidity 100%
Wind Speed Calm
Barometer 30.19 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 2 Apr 7:15 am EDT
Extended Forecast for

Saint Simons GA

  • Today

    Today: Mostly sunny, with a high near 79. Light east wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 21 mph.

    High: 79 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 62. Southeast wind 7 to 13 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm. Mostly sunny, with a high near 77. East wind 5 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 30%.

    High: 77 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 65. Southeast wind 5 to 7 mph.

    Low: 65 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 78. Light east wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 16 mph.

    High: 78 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 80.

    High: 80 °F

    Patchy Fog
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.

    Low: 62 °F

    Chance
    Showers

  • Monday

    Monday: A slight chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then a chance of showers after 2pm. Mostly cloudy, with a high near 69. Breezy. Chance of precipitation is 30%.

    High: 69 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 79. Light east wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 21 mph.
Tonight
Partly cloudy, with a low around 62. Southeast wind 7 to 13 mph, with gusts as high as 20 mph.
Friday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm. Mostly sunny, with a high near 77. East wind 5 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 65. Southeast wind 5 to 7 mph.
Saturday
Mostly sunny, with a high near 78. Light east wind becoming southeast 6 to 11 mph in the morning. Winds could gust as high as 16 mph.
Saturday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 65.
Sunday
A 30 percent chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 80.
Sunday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.
Monday
A slight chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then a chance of showers after 2pm. Mostly cloudy, with a high near 69. Breezy. Chance of precipitation is 30%.
Monday Night
A 30 percent chance of showers, mainly after 2am. Cloudy, with a low around 58.
Tuesday
A 30 percent chance of showers. Mostly cloudy, with a high near 68. Breezy.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 58.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 68. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons GA
 31.16°N 81.39°W
Last Update:
2:21 am EDT Apr 2, 2026
Forecast Valid:
7am EDT Apr 2, 2026-6pm EDT Apr 8, 2026
 
Forecast Discussion
 
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Additional Resources

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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