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

72°F

22°C

Humidity 88%
Wind Speed SW 6 mph
Barometer 30.10 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 11 Mar 2:15 am EDT
Extended Forecast for

Saint Simons GA

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 64. South wind around 6 mph.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82. Southwest wind 5 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 16 mph.

    High: 82 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 63. South wind 7 to 13 mph, with gusts as high as 20 mph.

    Low: 63 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 77. Southwest wind 8 to 11 mph becoming west in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 90%.

    High: 77 °F

    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Showers, mainly before 8pm. Low around 52. Breezy, with a northeast wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.

    Low: 52 °F

    Showers and
    Breezy then
    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 62 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 64. South wind around 6 mph.
Wednesday
Mostly sunny, with a high near 82. Southwest wind 5 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 16 mph.
Wednesday Night
Mostly cloudy, with a low around 63. South wind 7 to 13 mph, with gusts as high as 20 mph.
Thursday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 77. Southwest wind 8 to 11 mph becoming west in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 90%.
Thursday Night
Showers, mainly before 8pm. Low around 52. Breezy, with a northeast wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.
Friday
Mostly sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 72.
Saturday Night
A 30 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 62.
Sunday
A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 76. Chance of precipitation is 60%.
Sunday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 63. Chance of precipitation is 60%.
Monday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 76.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 58.
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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:
2:11 am EDT Mar 11, 2026
Forecast Valid:
2am EDT Mar 11, 2026-6pm EDT Mar 17, 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