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

81°F

27°C

Humidity 89%
Wind Speed SW 9 mph
Barometer 30.10 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 9 Jul 7:55 am EDT
Extended Forecast for

Saint Simons GA

Heat Advisory July 9, 11:00am until July 9, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Sunny and hot, with a high near 97. Heat index values as high as 110. West wind 8 to 10 mph becoming south in the afternoon. Winds could gust as high as 16 mph.

    High: 97 °F

    Hot

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 78. South wind 6 to 10 mph, with gusts as high as 16 mph.

    Low: 78 °F

    Chance
    Showers then
    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 96. Heat index values as high as 107. South wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 96 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 80. South wind 7 to 13 mph, with gusts as high as 18 mph.

    Low: 80 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 98. West wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 15 mph.

    High: 98 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 78.

    Low: 78 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Showers and thunderstorms likely after 2pm. Partly sunny, with a high near 94. Chance of precipitation is 70%.

    High: 94 °F

    Mostly Sunny
    then T-storms
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 76. Chance of precipitation is 70%.

    Low: 76 °F

    T-storms
    Likely then
    Showers
    Likely

  • Monday

    Monday: A slight chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 88. Chance of precipitation is 80%.

    High: 88 °F

    Chance
    Showers then
    T-storms

Detailed Forecast

Today
Sunny and hot, with a high near 97. Heat index values as high as 110. West wind 8 to 10 mph becoming south in the afternoon. Winds could gust as high as 16 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 78. South wind 6 to 10 mph, with gusts as high as 16 mph.
Friday
Sunny and hot, with a high near 96. Heat index values as high as 107. South wind 6 to 11 mph, with gusts as high as 18 mph.
Friday Night
Mostly clear, with a low around 80. South wind 7 to 13 mph, with gusts as high as 18 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 98. West wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 78.
Sunday
Showers and thunderstorms likely after 2pm. Partly sunny, with a high near 94. Chance of precipitation is 70%.
Sunday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 76. Chance of precipitation is 70%.
Monday
A slight chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 88. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 76. Chance of precipitation is 80%.
Tuesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 87. Chance of precipitation is 70%.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 77. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons GA
 31.16°N 81.39°W
Last Update:
8:07 am EDT Jul 9, 2026
Forecast Valid:
8am EDT Jul 9, 2026-6pm EDT Jul 15, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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