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

83°F

28°C

Humidity 74%
Wind Speed Calm
Barometer 29.98 in (1015.0 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 3 Oct 3:53 pm CDT
Extended Forecast for

Altha FL

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 80. South southeast wind around 5 mph.

    High: 80 °F

    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 2am, then a chance of showers between 2am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 72. East wind around 5 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 78. East southeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 78 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 70. East southeast wind around 5 mph. Chance of precipitation is 90%.

    Low: 70 °F

    Heavy Rain

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 79. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 80%.

    High: 79 °F

    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.

    Low: 62 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 75.

    High: 75 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 80. South southeast wind around 5 mph.
Tonight
A slight chance of showers and thunderstorms before 2am, then a chance of showers between 2am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 72. East wind around 5 mph becoming calm. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 78. East southeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Sunday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 70. East southeast wind around 5 mph. Chance of precipitation is 90%.
Monday
Showers and possibly a thunderstorm. High near 79. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 80%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 75.
Wednesday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 61.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 79.
Thursday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 62.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Altha FL
 30.58°N 85.12°W (Elev. 233 ft)
Last Update:
1:20 pm CDT Oct 3, 2026
Forecast Valid:
4pm CDT Oct 3, 2026-6pm CDT Oct 9, 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