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.

Fair

43°F

6°C

Humidity 53%
Wind Speed W 10 mph
Barometer 30.06 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 1 Jan 5:35 am EST
Extended Forecast for

Saint Simons GA

Frost Advisory until January 1, 08:00am
Click here for hazard details and duration
Frost Advisory
  •  
    Frost Advisory until January 1, 08:00am

    NOW until 8:00am Thu

    Frost Advisory

  • Overnight

    Low: 33 °F

    Frost

  • New Year's Day

    New Year's Day: Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 63. Wind chill values as low as 26 early. West wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 63 °F

    Frost then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 40. West wind around 7 mph.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 66. West wind 3 to 7 mph.

    High: 66 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50. Calm wind becoming southwest around 5 mph after midnight.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 4pm. High near 70. Chance of precipitation is 90%.

    High: 70 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.

    Low: 47 °F

    Showers
    Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

Detailed Forecast

Overnight
Widespread frost. Otherwise, clear, with a low around 33. Wind chill values as low as 26. West wind around 8 mph.
New Year's Day
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 63. Wind chill values as low as 26 early. West wind 8 to 13 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 40. West wind around 7 mph.
Friday
Partly sunny, with a high near 66. West wind 3 to 7 mph.
Friday Night
Partly cloudy, with a low around 50. Calm wind becoming southwest around 5 mph after midnight.
Saturday
Showers, with thunderstorms also possible after 4pm. High near 70. Chance of precipitation is 90%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.
Sunday
Mostly sunny, with a high near 61.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Mostly sunny, with a high near 63.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons GA
 31.19°N 81.39°W
Last Update:
5:11 am EST Jan 1, 2026
Forecast Valid:
5am EST Jan 1, 2026-6pm EST Jan 7, 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