Current conditions at

Brunswick, Malcolm McKinnon Airport (KSSI)

Lat: 31.15°NLon: 81.39°WElev: 20ft.

A Few Clouds

91°F

33°C

Humidity 63%
Wind Speed SE 9 mph
Barometer 30.01 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 13 Aug 2:15 pm EDT
Extended Forecast for

Saint Simons GA

Extreme Heat Warning August 14, 11:00am until August 14, 08:00pm
Extreme Heat Warning August 13, 02:24pm until August 13, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
Extreme Heat Warning
  •  
    Extreme Heat Warning August 13, 02:24pm until August 13, 08:00pm

    NOW until 8:00pm Thu

    Extreme Heat Warning

  • This Afternoon

    High: 95 °F

    Hot

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 9pm.  Partly cloudy, with a low around 78. Southwest wind 5 to 8 mph.

    Low: 78 °F

    Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 3pm.  Mostly sunny and hot, with a high near 96. Heat index values as high as 116. West wind 5 to 8 mph becoming southeast in the afternoon.

    High: 96 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 77. South wind 3 to 7 mph.

    Low: 77 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after 2pm.  Sunny and hot, with a high near 96. West wind 5 to 8 mph becoming south in the afternoon.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A 10 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 78.

    Low: 78 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny and hot, with a high near 95.

    High: 95 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 79.

    Low: 79 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 95. Heat index values as high as 112. South wind around 8 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 78. Southwest wind 5 to 8 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny and hot, with a high near 96. Heat index values as high as 116. West wind 5 to 8 mph becoming southeast in the afternoon.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77. South wind 3 to 7 mph.
Saturday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 96. West wind 5 to 8 mph becoming south in the afternoon.
Saturday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78.
Sunday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 95.
Sunday Night
Partly cloudy, with a low around 79.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 99.
Monday Night
Partly cloudy, with a low around 80.
Tuesday
Sunny and hot, with a high near 99.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 80.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 97.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Simons GA
 31.18°N 81.36°W
2:21 pm EDT Aug 13, 2026
2pm EDT Aug 13, 2026-6pm EDT Aug 19, 2026
 
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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