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

Marianna Municipal Airport (KMAI)

Lat: 30.84°NLon: 85.18°WElev: 105ft.

A Few Clouds

74°F

23°C

Humidity 94%
Wind Speed Calm
Barometer 29.98 in (1015.1 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 25 Aug 4:53 am CDT
Extended Forecast for

Chattahoochee FL

  • Today

    Today: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 103. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 91 °F

    Sunny then
    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Partly cloudy, with a low around 75. South wind around 5 mph. Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers, then showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 90. Heat index values as high as 102. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Slight Chance
    Showers then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75. South wind around 5 mph.

    Low: 75 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 90. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Chance of precipitation is 70%.

    High: 90 °F

    Chance
    Showers then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am, then a slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.

    Low: 75 °F

    T-storms
    Likely then
    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 89. Chance of precipitation is 80%.

    High: 89 °F

    Chance
    Showers then
    T-storms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Low around 73. Chance of precipitation is 80%.

    Low: 73 °F

    T-storms then
    Chance
    T-storms

  • Saturday

    Saturday: A slight chance of showers, then showers and thunderstorms likely after 8am. Mostly sunny, with a high near 90. Chance of precipitation is 60%.

    High: 90 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 103. Calm wind becoming southwest around 5 mph in the afternoon.
Tonight
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Partly cloudy, with a low around 75. South wind around 5 mph. Chance of precipitation is 30%.
Wednesday
A slight chance of showers, then showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 90. Heat index values as high as 102. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75. South wind around 5 mph.
Thursday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 90. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Chance of precipitation is 70%.
Thursday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am, then a slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 89. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Low around 73. Chance of precipitation is 80%.
Saturday
A slight chance of showers, then showers and thunderstorms likely after 8am. Mostly sunny, with a high near 90. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 74. Chance of precipitation is 60%.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Monday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chattahoochee FL
 30.69°N 84.84°W (Elev. 161 ft)
Last Update:
6:15 am EDT Aug 25, 2026
Forecast Valid:
6am EDT Aug 25, 2026-6pm EDT Aug 31, 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