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.

Thunderstorm Heavy Rain Fog/Mist

77°F

25°C

Humidity 94%
Wind Speed NE 18 G 25 mph
Barometer 29.98 in (1015.0 mb)
Dewpoint 75°F (24°C)
Visibility 2.50 mi
Heat Index78°F (26°C)
Last update 2 Aug 5:53 pm CDT
Extended Forecast for

3 Miles SW Altha FL

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 74. West southwest wind 5 to 10 mph becoming light and variable in the evening. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 74 °F

    Chance
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms, mainly after noon. High near 89. Heat index values as high as 102. Light and variable wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 89 °F

    Chance
    T-storms then
    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 73. East southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 73 °F

    T-storms
    Likely then
    Showers
    Likely

  • Monday

    Monday: Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms between 1pm and 4pm, then showers and possibly a thunderstorm after 4pm. High near 86. East southeast wind 5 to 10 mph becoming south in the morning. Chance of precipitation is 90%.

    High: 86 °F

    Showers
    Likely then
    T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms likely, mainly before 7pm. Partly cloudy, with a low around 73. East northeast wind around 5 mph. Chance of precipitation is 60%.

    Low: 73 °F

    T-storms
    Likely then
    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms between 1pm and 4pm, then showers and possibly a thunderstorm after 4pm. High near 88. Chance of precipitation is 90%.

    High: 88 °F

    Showers
    Likely then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, mainly before 7pm. Partly cloudy, with a low around 72. Chance of precipitation is 60%.

    Low: 72 °F

    T-storms
    Likely then
    Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm, then showers and thunderstorms after 1pm. High near 91. Chance of precipitation is 90%.

    High: 91 °F

    Showers
    Likely then
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 74. West southwest wind 5 to 10 mph becoming light and variable in the evening. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and thunderstorms, mainly after noon. High near 89. Heat index values as high as 102. Light and variable wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 73. East southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms between 1pm and 4pm, then showers and possibly a thunderstorm after 4pm. High near 86. East southeast wind 5 to 10 mph becoming south in the morning. Chance of precipitation is 90%.
Monday Night
Showers and thunderstorms likely, mainly before 7pm. Partly cloudy, with a low around 73. East northeast wind around 5 mph. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms between 1pm and 4pm, then showers and possibly a thunderstorm after 4pm. High near 88. Chance of precipitation is 90%.
Tuesday Night
Showers and thunderstorms likely, mainly before 7pm. Partly cloudy, with a low around 72. Chance of precipitation is 60%.
Wednesday
Showers likely and possibly a thunderstorm, then showers and thunderstorms after 1pm. High near 91. Chance of precipitation is 90%.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.
Thursday
Showers and thunderstorms, mainly after 1pm. Some of the storms could produce heavy rainfall. High near 91. Chance of precipitation is 80%.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Friday
Showers and thunderstorms. High near 90. Chance of precipitation is 80%.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 92. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Altha FL
 30.53°N 85.17°W (Elev. 98 ft)
Last Update:
6:15 pm CDT Aug 2, 2025
Forecast Valid:
6pm CDT Aug 2, 2025-6pm CDT Aug 9, 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