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

84°F

29°C

Humidity 67%
Wind Speed Calm
Barometer 29.95 in (1014.0 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 22 Aug 9:53 am CDT
Extended Forecast for

5 Miles S Altha FL

  • Today

    Today: Showers and thunderstorms. High near 91. Heat index values as high as 105. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 91 °F

    Scattered
    T-storms then
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely before 2am, then isolated showers and thunderstorms after 3am. Patchy fog after 1am. Otherwise, partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    T-storms
    Likely then
    Slight Chance
    T-storms and
    Patchy Fog

  • Saturday

    Saturday: Isolated showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 1pm, then showers and thunderstorms after 1pm. Patchy fog before 8am. High near 87. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Showers
    Likely and
    Patchy Fog
    then T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers and thunderstorms likely after 10am. Partly sunny, with a high near 88. Calm wind becoming west northwest around 5 mph. Chance of precipitation is 60%.

    High: 88 °F

    T-storms
    Likely

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

Today
Showers and thunderstorms. High near 91. Heat index values as high as 105. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms likely before 2am, then isolated showers and thunderstorms after 3am. Patchy fog after 1am. Otherwise, partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Isolated showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 1pm, then showers and thunderstorms after 1pm. Patchy fog before 8am. High near 87. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 73. Calm wind.
Sunday
A chance of showers, then showers and thunderstorms likely after 10am. Partly sunny, with a high near 88. Calm wind becoming west northwest around 5 mph. Chance of precipitation is 60%.
Sunday Night
Partly cloudy, with a low around 72.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91.
Monday Night
Mostly clear, with a low around 69.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 69.
Wednesday
Mostly sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 67.
Thursday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Altha FL
 30.51°N 85.12°W (Elev. 141 ft)
Last Update:
9:15 am CDT Aug 22, 2025
Forecast Valid:
10am CDT Aug 22, 2025-6pm CDT Aug 28, 2025
 
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