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.

A Few Clouds

59°F

15°C

Humidity 100%
Wind Speed S 3 mph
Barometer 29.95 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 19 Feb 1:15 am EST
Extended Forecast for

Saint Simons GA

  • Overnight

    Overnight: Mostly cloudy, with a low around 55. Southwest wind around 6 mph.

    Low: 55 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 76. Southwest wind 5 to 11 mph, with gusts as high as 21 mph.

    High: 76 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 58. Southwest wind around 6 mph.

    Low: 58 °F

    Mostly Cloudy

  • Friday

    Friday: A 40 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 78. Southwest wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 78 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 59. Southwest wind 3 to 5 mph.

    Low: 59 °F

    Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 80.

    High: 80 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.

    Low: 56 °F

    Showers
    Likely

  • Sunday

    Sunday: A 40 percent chance of showers, mainly before 1pm. Mostly sunny, with a high near 68.

    High: 68 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 55. Southwest wind around 6 mph.
Thursday
Partly sunny, with a high near 76. Southwest wind 5 to 11 mph, with gusts as high as 21 mph.
Thursday Night
Mostly cloudy, with a low around 58. Southwest wind around 6 mph.
Friday
A 40 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 78. Southwest wind 6 to 11 mph, with gusts as high as 21 mph.
Friday Night
A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 59. Southwest wind 3 to 5 mph.
Saturday
A 50 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 80.
Saturday Night
Showers likely, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.
Sunday
A 40 percent chance of showers, mainly before 1pm. Mostly sunny, with a high near 68.
Sunday Night
Mostly clear, with a low around 36.
Monday
Sunny, with a high near 54.
Monday Night
Mostly clear, with a low around 31.
Tuesday
Sunny, with a high near 53.
Tuesday Night
Mostly clear, with a low around 36.
Wednesday
Mostly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons GA
 31.19°N 81.39°W
Last Update:
12:26 am EST Feb 19, 2026
Forecast Valid:
1am EST Feb 19, 2026-6pm EST Feb 25, 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