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.

Partly Cloudy

73°F

23°C

Humidity 78%
Wind Speed E 6 mph
Barometer 30.33 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 31 Mar 10:55 am EDT
Extended Forecast for

Saint Simons GA

  • Today

    Today: Mostly sunny, with a high near 76. Southeast wind 7 to 11 mph, with gusts as high as 15 mph.

    High: 76 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 63. Southeast wind 5 to 8 mph.

    Low: 63 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, partly sunny, with a high near 76. Light east wind increasing to 6 to 11 mph in the afternoon.

    High: 76 °F

    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 64. Southeast wind around 6 mph.

    Low: 64 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 77. East wind 5 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 30%.

    High: 77 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 10 percent chance of showers before 8pm. Partly cloudy, with a low around 65.

    Low: 65 °F

    Slight Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers before 2pm. Mostly sunny, with a high near 76.

    High: 76 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 76. Southeast wind 7 to 11 mph, with gusts as high as 15 mph.
Tonight
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 63. Southeast wind 5 to 8 mph.
Wednesday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 76. Light east wind increasing to 6 to 11 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 64. Southeast wind around 6 mph.
Thursday
A chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 77. East wind 5 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 30%.
Thursday Night
A 10 percent chance of showers before 8pm. Partly cloudy, with a low around 65.
Friday
A 20 percent chance of showers before 2pm. Mostly sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 64.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 64.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Sunday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons GA
 31.16°N 81.39°W
Last Update:
8:52 am EDT Mar 31, 2026
Forecast Valid:
11am EDT Mar 31, 2026-6pm EDT Apr 6, 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