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.

Fair

86°F

30°C

Humidity 57%
Wind Speed Calm
Barometer 29.99 in (1015.2 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 27 Aug 11:53 am CDT
Extended Forecast for

Chattahoochee FL

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, mainly between 3pm and 5pm. Partly sunny, with a high near 90. Heat index values as high as 102. Southwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    T-storms
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers after 5am. Mostly cloudy, then gradually becoming mostly clear, with a low around 75. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 88 °F

    Chance
    Showers then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 75 °F

    T-storms
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 89. Calm wind becoming southeast around 5 mph. Chance of precipitation is 60%.

    High: 89 °F

    Slight Chance
    Showers then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 74. Chance of precipitation is 60%.

    Low: 74 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 90.

    High: 90 °F

    Slight Chance
    T-storms 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 74.

    Low: 74 °F

    Chance
    T-storms

  • Monday

    Monday: Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 60%.

    High: 92 °F

    Mostly Sunny
    then T-storms
    Likely

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly between 3pm and 5pm. Partly sunny, with a high near 90. Heat index values as high as 102. Southwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers after 5am. Mostly cloudy, then gradually becoming mostly clear, with a low around 75. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Friday
Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm. Chance of precipitation is 60%.
Saturday
A slight chance of showers, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 89. Calm wind becoming southeast around 5 mph. 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 50 percent chance of showers and thunderstorms, mainly 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 74.
Monday
Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 75. Chance of precipitation is 60%.
Tuesday
A 40 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 75.
Wednesday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 94.
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ABOUT THIS FORECAST

 
Point Forecast:
Chattahoochee FL
 30.69°N 84.84°W (Elev. 161 ft)
Last Update:
1:15 pm EDT Aug 27, 2026
Forecast Valid:
1pm EDT Aug 27, 2026-6pm EDT Sep 2, 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