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Hazardous Weather Conditions

Current conditions at

Marianna Municipal Airport (KMAI)

Lat: 30.84°NLon: 85.18°WElev: 105ft.

Fair

80°F

27°C

Humidity 79%
Wind Speed NW 5 mph
Barometer 30.04 in (1017.0 mb)
Dewpoint 73°F (23°C)
Visibility NA
Heat Index84°F (29°C)
Last update 20 Aug 8:53 am CDT
Extended Forecast for

3 Miles SW Donalsonville GA

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

  • Today

    Today: Sunny and hot, with a high near 96. Heat index values as high as 109. West northwest wind around 5 mph becoming southwest in the afternoon.

    High: 96 °F

    Hot

  • Tonight

    Tonight: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Partly cloudy, with a low around 74. Southwest wind around 5 mph. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 5pm. Sunny, with a high near 93. Heat index values as high as 105. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Chance
    Showers then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 74. Southwest wind 5 to 10 mph becoming light south southwest in the evening. Chance of precipitation is 60%.

    Low: 74 °F

    T-storms
    Likely

  • Saturday

    Saturday: A slight chance of thunderstorms before 8am, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 93 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 72. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    Showers

  • Sunday

    Sunday: Sunny and hot, with a high near 95.

    High: 95 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Today
Sunny and hot, with a high near 96. Heat index values as high as 109. West northwest wind around 5 mph becoming southwest in the afternoon.
Tonight
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Partly cloudy, with a low around 74. Southwest wind around 5 mph. Chance of precipitation is 30%.
Friday
Showers and thunderstorms likely, mainly after 5pm. Sunny, with a high near 93. Heat index values as high as 105. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 74. Southwest wind 5 to 10 mph becoming light south southwest in the evening. Chance of precipitation is 60%.
Saturday
A slight chance of thunderstorms before 8am, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Calm wind becoming south southwest around 5 mph in the afternoon. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 72. Chance of precipitation is 30%.
Sunday
Sunny and hot, with a high near 95.
Sunday Night
Mostly clear, with a low around 73.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94.
Monday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 72.
Tuesday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 93.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Wednesday
A 50 percent chance of showers and thunderstorms. Sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Donalsonville GA
 31.02°N 84.92°W (Elev. 180 ft)
Last Update:
10:15 am EDT Aug 20, 2026
Forecast Valid:
10am EDT Aug 20, 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