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

Hazardous Weather Conditions

Current conditions at

Marianna Municipal Airport (KMAI)

Lat: 30.84°NLon: 85.18°WElev: 105ft.

Fair

83°F

28°C

Humidity 74%
Wind Speed NW 6 mph
Barometer 30.14 in (1020.5 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 16 Aug 8:53 am CDT
Extended Forecast for

Brinson GA

Heat Advisory August 16, 11:00am until August 16, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 96. Heat index values as high as 111. West northwest wind around 5 mph.

    High: 96 °F

    Mostly Sunny
    then Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 78. Southwest wind around 5 mph. Chance of precipitation is 30%.

    Low: 78 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers after 2pm. Sunny and hot, with a high near 97. Heat index values as high as 111. West wind around 5 mph.

    High: 97 °F

    Sunny then
    Slight Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 77. West wind around 5 mph.

    Low: 77 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 97. West wind 5 to 10 mph.

    High: 97 °F

    Sunny then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77.

    Low: 77 °F

    Chance
    Showers then
    Mostly Clear

  • Wednesday

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

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 76.

    Low: 76 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 97.

    High: 97 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 96. Heat index values as high as 111. West northwest wind around 5 mph.
Tonight
A chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 78. Southwest wind around 5 mph. Chance of precipitation is 30%.
Monday
A 20 percent chance of showers after 2pm. Sunny and hot, with a high near 97. Heat index values as high as 111. West wind around 5 mph.
Monday Night
A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, then gradually becoming mostly clear, with a low around 77. West wind around 5 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 97. West wind 5 to 10 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 95.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 76.
Thursday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 97.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 76.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 95.
Friday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Brinson GA
 30.98°N 84.74°W (Elev. 135 ft)
Last Update:
10:15 am EDT Aug 16, 2026
Forecast Valid:
10am EDT Aug 16, 2026-6pm EDT Aug 22, 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