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

48°F

9°C

Humidity 66%
Wind Speed S 8 mph
Barometer 30.16 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 24 Feb 7:35 pm EST
Extended Forecast for

Saint Simons Island GA

Frost Advisory February 25, 01:00am until February 25, 08:00am
Click here for hazard details and duration
Frost Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 37. Light southwest wind. Winds could gust as high as 15 mph.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Areas of frost before 8am. Otherwise, partly sunny, with a high near 67. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 67 °F

    Areas Frost
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 50. Southwest wind around 6 mph, with gusts as high as 16 mph.

    Low: 50 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers. Partly sunny, with a high near 71. South wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 71 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 56. South wind around 7 mph, with gusts as high as 16 mph.

    Low: 56 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 73. Chance of precipitation is 80%.

    High: 73 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 54. Chance of precipitation is 90%.

    Low: 54 °F

    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 66. Chance of precipitation is 50%.

    High: 66 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 37. Light southwest wind. Winds could gust as high as 15 mph.
Wednesday
Areas of frost before 8am. Otherwise, partly sunny, with a high near 67. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Wednesday Night
Mostly cloudy, with a low around 50. Southwest wind around 6 mph, with gusts as high as 16 mph.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 71. South wind 7 to 11 mph, with gusts as high as 20 mph.
Thursday Night
A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 56. South wind around 7 mph, with gusts as high as 16 mph.
Friday
A chance of showers, then showers and possibly a thunderstorm after 1pm. High near 73. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm. Low around 54. Chance of precipitation is 90%.
Saturday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 66. Chance of precipitation is 50%.
Saturday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 52.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 52.
Monday
A 30 percent chance of showers. Mostly sunny, with a high near 68.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 52.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons Island GA
 31.21°N 81.36°W
Last Update:
7:07 pm EST Feb 24, 2026
Forecast Valid:
7pm EST Feb 24, 2026-6pm EST Mar 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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