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

Hazardous Weather Conditions

Current conditions at

Brunswick / Glynco (KBQK)

Lat: 31.25°NLon: 81.47°WElev: 26ft.

Mostly Cloudy

86°F

30°C

Humidity 76%
Wind Speed SE 7 mph
Barometer 29.96 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 19 Aug 9:15 pm EDT
Extended Forecast for

Sapelo Island GA

Heat Advisory August 20, 11:00am until August 20, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: Mostly clear, with a low around 78. South wind around 6 mph becoming light and variable after midnight.

    Low: 78 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 93. Heat index values as high as 107. Calm wind becoming southeast 5 to 9 mph in the afternoon.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 78. South wind 6 to 8 mph.

    Low: 78 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Heat index values as high as 109. Light southwest wind becoming south 6 to 11 mph in the afternoon.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 76. Southwest wind 5 to 9 mph.

    Low: 76 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Mostly Sunny
    then T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 76. Chance of precipitation is 60%.

    Low: 76 °F

    T-storms
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 76.

    Low: 76 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 78. South wind around 6 mph becoming light and variable after midnight.
Thursday
Sunny, with a high near 93. Heat index values as high as 107. Calm wind becoming southeast 5 to 9 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 78. South wind 6 to 8 mph.
Friday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Heat index values as high as 109. Light southwest wind becoming south 6 to 11 mph in the afternoon.
Friday Night
A 40 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 76. Southwest wind 5 to 9 mph.
Saturday
Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 76. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 76.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 91.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77.
Tuesday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 90.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77.
Wednesday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sapelo Island GA
 31.41°N 81.28°W (Elev. 7 ft)
Last Update:
8:30 pm EDT Aug 19, 2026
Forecast Valid:
9pm EDT Aug 19, 2026-6pm EDT Aug 26, 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