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

55°F

13°C

Humidity 94%
Wind Speed N 6 mph
Barometer 30.19 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Wind Chill54°F (12°C)
Last update 20 Oct 1:15 am EDT
Extended Forecast for

Saint Simons Island GA

High Surf Advisory October 20, 01:32am until October 20, 05:00am
Click here for hazard details and duration
High Surf Advisory
  •  
    High Surf Advisory October 20, 01:32am until October 20, 05:00am

    NOW until 5:00am Tue

    High Surf Advisory

  • Overnight

    Low: 54 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 74. Breezy, with a north wind 11 to 15 mph, with gusts as high as 23 mph.

    High: 74 °F

    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59. North wind around 10 mph, with gusts as high as 16 mph.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. North wind 9 to 11 mph, with gusts as high as 18 mph.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 55. North wind 3 to 5 mph.

    Low: 55 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 58.

    Low: 58 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 74. Breezy.

    High: 74 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

Overnight
Clear, with a low around 54. North wind around 10 mph, with gusts as high as 16 mph.
Tuesday
Sunny, with a high near 74. Breezy, with a north wind 11 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly clear, with a low around 59. North wind around 10 mph, with gusts as high as 16 mph.
Wednesday
Sunny, with a high near 75. North wind 9 to 11 mph, with gusts as high as 18 mph.
Wednesday Night
Clear, with a low around 55. North wind 3 to 5 mph.
Thursday
Sunny, with a high near 75.
Thursday Night
Clear, with a low around 58.
Friday
Sunny, with a high near 74. Breezy.
Friday Night
Mostly clear, with a low around 60. Breezy.
Saturday
A 20 percent chance of showers. Partly sunny, with a high near 73. Very windy.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 59. Windy.
Sunday
A 20 percent chance of showers. Partly sunny, with a high near 73. Windy.
Sunday Night
Partly cloudy, with a low around 58. Windy.
Monday
Mostly sunny, with a high near 75. Windy.
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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:
7:56 pm EDT Oct 19, 2026
Forecast Valid:
1am EDT Oct 20, 2026-6pm EDT Oct 26, 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