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.

Partly Cloudy

63°F

17°C

Humidity 100%
Wind Speed W 13 mph
Barometer 29.97 in
Dewpoint 63°F (17°C)
Visibility 9.00 mi
Last update 23 Mar 6:15 am EDT
Extended Forecast for

Saint Simons Island GA

  • Today

    Today: Sunny, with a high near 87. Breezy, with a west wind 9 to 15 mph, with gusts as high as 23 mph.

    High: 87 °F

    Sunny then
    Sunny and
    Breezy

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly between 11pm and 2am. Increasing clouds, with a low around 56. Breezy, with a southwest wind 6 to 15 mph becoming northeast after midnight. Winds could gust as high as 23 mph.

    Low: 56 °F

    Chance
    T-storms and
    Breezy

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly after 2pm. Mostly cloudy, with a high near 65. Windy, with a northeast wind 18 to 24 mph, with gusts as high as 37 mph.

    High: 65 °F

    Chance
    Showers and
    Windy

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers. Cloudy, with a low around 54. Breezy, with a northeast wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 28 mph.

    Low: 54 °F

    Chance
    Showers and
    Breezy

  • Wednesday

    Wednesday: A 30 percent chance of showers before 2pm. Mostly cloudy, with a high near 67. Northeast wind 7 to 11 mph, with gusts as high as 17 mph.

    High: 67 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 87. Breezy, with a west wind 9 to 15 mph, with gusts as high as 23 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly between 11pm and 2am. Increasing clouds, with a low around 56. Breezy, with a southwest wind 6 to 15 mph becoming northeast after midnight. Winds could gust as high as 23 mph.
Tuesday
A 30 percent chance of showers, mainly after 2pm. Mostly cloudy, with a high near 65. Windy, with a northeast wind 18 to 24 mph, with gusts as high as 37 mph.
Tuesday Night
A 50 percent chance of showers. Cloudy, with a low around 54. Breezy, with a northeast wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 28 mph.
Wednesday
A 30 percent chance of showers before 2pm. Mostly cloudy, with a high near 67. Northeast wind 7 to 11 mph, with gusts as high as 17 mph.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Sunny, with a high near 74.
Thursday Night
Clear, with a low around 56.
Friday
Sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 57.
Saturday
Mostly sunny, with a high near 70. Breezy.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
Mostly sunny, with a high near 67. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons Island GA
 31.21°N 81.36°W
Last Update:
6:11 am EDT Mar 23, 2026
Forecast Valid:
6am EDT Mar 23, 2026-6pm EDT Mar 29, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation