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Hazardous Weather Conditions

Current conditions at

Marianna Municipal Airport (KMAI)

Lat: 30.84°NLon: 85.18°WElev: 105ft.

Fair

74°F

23°C

Humidity 94%
Wind Speed Calm
Barometer 30.15 in (1020.6 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 16 Aug 6:53 am CDT
Extended Forecast for

5 Miles S Altha FL

Heat Advisory August 16, 10:00am until August 16, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Showers and thunderstorms likely, mainly between 2pm and 5pm. Increasing clouds and hot, with a high near 95. Heat index values as high as 110. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 95 °F

    Sunny then
    T-storms
    Likely

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 77. Southwest wind around 5 mph.

    Low: 77 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97. Heat index values as high as 111. West wind 5 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 97 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 77. West wind around 5 mph.

    Low: 77 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97. West wind 5 to 10 mph.

    High: 97 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 77.

    Low: 77 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 96.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 76.

    Low: 76 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97.

    High: 97 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

Today
Showers and thunderstorms likely, mainly between 2pm and 5pm. Increasing clouds and hot, with a high near 95. Heat index values as high as 110. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers and thunderstorms before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 77. Southwest wind around 5 mph.
Monday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97. Heat index values as high as 111. West wind 5 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A 30 percent chance of showers and thunderstorms before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 77. West wind around 5 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97. West wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 77.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 96.
Wednesday Night
Partly cloudy, with a low around 76.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97.
Thursday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 76.
Friday
A 50 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 95.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 92. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Altha FL
 30.51°N 85.12°W (Elev. 141 ft)
Last Update:
7:15 am CDT Aug 16, 2026
Forecast Valid:
7am CDT Aug 16, 2026-6pm CDT Aug 22, 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