National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerously Cold Tonight - Click "Read More" for Briefing

A freeze warning is in effect tonight through Friday morning for all of southeast GA and northeast FL. A hard freeze is expected inland with a coastal freeze. Take actions now to protect plants, pets, pipes, and people! Read More >

Hazardous Weather Conditions

Current conditions at

Brunswick, Malcolm McKinnon Airport (KSSI)

Lat: 31.15°NLon: 81.39°WElev: 20ft.

Fair

27°F

-3°C

Humidity 74%
Wind Speed Calm
Barometer 30.19 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 16 Jan 7:35 am EST
Extended Forecast for

Saint Simons Island GA

Freeze Warning January 16, 07:43am until January 16, 09:00am
Click here for hazard details and duration
...
  •  
    Freeze Warning January 16, 07:43am until January 16, 09:00am

    NOW until 9:00am Fri

    Freeze Warning

  • Today

    High: 51 °F

    Frost then
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 39. South wind 3 to 5 mph.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 65. South wind 6 to 8 mph.

    High: 65 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 38. Calm wind becoming north around 6 mph after midnight.

    Low: 38 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly before 1pm. Partly sunny, with a high near 51. Northwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.

    High: 51 °F

    Showers
    Likely

  • Sunday Night

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

    Low: 29 °F

    Frost

  • M.L.King Day

    M.L.King Day: Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 55.

    High: 55 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear
    then Frost

Detailed Forecast

Today
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 51. Wind chill values as low as 28 early. Calm wind becoming south around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 39. South wind 3 to 5 mph.
Saturday
Partly sunny, with a high near 65. South wind 6 to 8 mph.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 38. Calm wind becoming north around 6 mph after midnight.
Sunday
Showers likely, mainly before 1pm. Partly sunny, with a high near 51. Northwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.
Sunday Night
Widespread frost, mainly after 1am. Otherwise, mostly clear, with a low around 29.
M.L.King Day
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 55.
Monday Night
Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 31.
Tuesday
Widespread frost, mainly before 8am. Otherwise, mostly sunny, with a high near 53.
Tuesday Night
Patchy frost after midnight. Otherwise, partly cloudy, with a low around 33.
Wednesday
Areas of frost. Otherwise, mostly sunny, with a high near 58.
Wednesday Night
Mostly cloudy, with a low around 42.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons Island GA
 31.21°N 81.36°W
Last Update:
3:36 am EST Jan 16, 2026
Forecast Valid:
7am EST Jan 16, 2026-6pm EST Jan 22, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation