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

43°F

6°C

Humidity 57%
Wind Speed N 10 mph
Barometer 30.32 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 12 Jan 2:55 am EST
Extended Forecast for

Saint Simons GA

  • Overnight

    Overnight: Partly cloudy, with a low around 39. North wind 11 to 13 mph, with gusts as high as 18 mph.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 54. Northeast wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 54 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 38. North wind around 7 mph.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Patchy frost before 8am. Otherwise, mostly sunny, with a high near 60. North wind around 6 mph.

    High: 60 °F

    Patchy Frost
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers. Mostly cloudy, with a high near 59.

    High: 59 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers. Partly cloudy, with a low around 44.

    Low: 44 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 53. Breezy.

    High: 53 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Widespread frost after 1am. Otherwise, mostly clear, with a low around 29. Blustery.

    Low: 29 °F

    Mostly Clear
    and Blustery
    then Frost

Detailed Forecast

Overnight
Partly cloudy, with a low around 39. North wind 11 to 13 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 54. Northeast wind 11 to 14 mph, with gusts as high as 21 mph.
Monday Night
Mostly cloudy, with a low around 38. North wind around 7 mph.
Tuesday
Patchy frost before 8am. Otherwise, mostly sunny, with a high near 60. North wind around 6 mph.
Tuesday Night
Mostly cloudy, with a low around 46. Calm wind.
Wednesday
A 30 percent chance of showers. Mostly cloudy, with a high near 59.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 44.
Thursday
Mostly sunny, with a high near 53. Breezy.
Thursday Night
Widespread frost after 1am. Otherwise, mostly clear, with a low around 29. Blustery.
Friday
Widespread frost before 8am. Otherwise, sunny, with a high near 52.
Friday Night
Mostly clear, with a low around 37.
Saturday
Mostly sunny, with a high near 59.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons GA
 31.16°N 81.39°W
Last Update:
12:26 am EST Jan 12, 2026
Forecast Valid:
3am EST Jan 12, 2026-6pm EST Jan 18, 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