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

Brunswick, Malcolm McKinnon Airport (KSSI)

Lat: 31.15°NLon: 81.39°WElev: 20ft.

Fair

77°F

25°C

Humidity 94%
Wind Speed SW 10 mph
Barometer 29.92 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 15 Jun 2:15 am EDT
Extended Forecast for

Brunswick GA

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 80. Southwest wind around 10 mph.

    Low: 80 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers between noon and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 93. Heat index values as high as 105. West wind around 11 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and midnight. Cloudy, then gradually becoming partly cloudy, with a low around 76. West wind 7 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 76 °F

    T-storms
    Likely then
    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms between 1pm and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 87. West wind 8 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.

    High: 87 °F

    Partly Sunny
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Southwest wind 5 to 7 mph. Chance of precipitation is 50%.

    Low: 74 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 86. Chance of precipitation is 70%.

    High: 86 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 78.

    Low: 78 °F

    Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 92.

    High: 92 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 78.

    Low: 78 °F

    Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 80. Southwest wind around 10 mph.
Monday
A slight chance of showers between noon and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 93. Heat index values as high as 105. West wind around 11 mph, with gusts as high as 18 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and midnight. Cloudy, then gradually becoming partly cloudy, with a low around 76. West wind 7 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms between 1pm and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 87. West wind 8 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Southwest wind 5 to 7 mph. Chance of precipitation is 50%.
Wednesday
Showers likely before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 86. Chance of precipitation is 70%.
Wednesday Night
A 30 percent chance of showers before 8pm. Mostly cloudy, with a low around 78.
Thursday
A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 92.
Thursday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 78.
Juneteenth
A 40 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 91.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77.
Saturday
Showers and thunderstorms likely. Mostly cloudy, with a high near 88. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.
Sunday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Brunswick GA
 31.15°N 81.5°W
Last Update:
2:21 am EDT Jun 15, 2026
Forecast Valid:
2am EDT Jun 15, 2026-6pm EDT Jun 21, 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