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

Tidal Flooding Continues - Updated Briefing

Coastal Flood Warnings have been issued within portions of the St. Johns River basin south of downtown Jacksonville. Dangerous marine and surf conditions will continue through Tuesday. Strengthening onshore winds beginning on Thursday may result in an expansion of Coastal Flood Warnings and Advisories. Please monitor this briefing for the latest updates this weekend and early next week. Read More >

Hazardous Weather Conditions

Current conditions at

Brunswick, Malcolm McKinnon Airport (KSSI)

Lat: 31.15°NLon: 81.39°WElev: 20ft.

Fair

79°F

26°C

Humidity 94%
Wind Speed NE 5 mph
Barometer 30.12 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 6 Oct 10:35 pm EDT
Extended Forecast for

Saint Simons GA

  • Tonight

    Tonight: Partly cloudy, with a low around 72. East wind 6 to 9 mph, with gusts as high as 18 mph.

    Low: 72 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms, mainly between 1pm and 3pm. Mostly sunny, with a high near 82. East wind 8 to 10 mph, with gusts as high as 16 mph.

    High: 82 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 71. East wind 5 to 7 mph.

    Low: 71 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 83. Light northeast wind becoming east 5 to 9 mph in the morning.

    High: 83 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 2am. Partly cloudy, with a low around 70. East wind around 6 mph.

    Low: 70 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 78. Windy. Chance of precipitation is 50%.

    High: 78 °F

    Chance
    Showers and
    Windy

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Breezy.

    Low: 65 °F

    Chance
    Showers and
    Breezy

  • Friday

    Friday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 75. Windy. Chance of precipitation is 40%.

    High: 75 °F

    Chance
    Showers and
    Windy

  • Friday Night

    Friday Night: A 30 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 64. Breezy.

    Low: 64 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Tonight
Partly cloudy, with a low around 72. East wind 6 to 9 mph, with gusts as high as 18 mph.
Tuesday
A 20 percent chance of showers and thunderstorms, mainly between 1pm and 3pm. Mostly sunny, with a high near 82. East wind 8 to 10 mph, with gusts as high as 16 mph.
Tuesday Night
Mostly clear, with a low around 71. East wind 5 to 7 mph.
Wednesday
Mostly sunny, with a high near 83. Light northeast wind becoming east 5 to 9 mph in the morning.
Wednesday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 70. East wind around 6 mph.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 78. Windy. Chance of precipitation is 50%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Breezy.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 75. Windy. Chance of precipitation is 40%.
Friday Night
A 30 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 64. Breezy.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 76. Breezy.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 76.
Sunday Night
Mostly clear, with a low around 62.
Columbus Day
Sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons GA
 31.18°N 81.36°W
Last Update:
7:41 pm EDT Oct 6, 2025
Forecast Valid:
10pm EDT Oct 6, 2025-6pm EDT Oct 13, 2025
 
Forecast Discussion
 
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Additional Resources

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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