National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Marianna Municipal Airport (KMAI)

Lat: 30.84°NLon: 85.18°WElev: 105ft.

Fair

75°F

24°C

Humidity 94%
Wind Speed W 9 mph
Barometer 30.00 in (1015.6 mb)
Dewpoint 73°F (23°C)
Visibility NA
Last update 19 Aug 8:53 pm CDT
Extended Forecast for

5 Miles NNE Fountain FL

Heat Advisory August 20, 10:00am until August 20, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a steady temperature around 78. West southwest wind around 5 mph.

    Low: 78 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 97. Heat index values as high as 111. West northwest wind around 5 mph becoming south in the afternoon.

    High: 97 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm after midnight.

    Low: 75 °F

    Partly Cloudy

  • Friday

    Friday: Showers and thunderstorms likely after 1pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 109. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 70%.

    High: 95 °F

    Sunny then
    T-storms
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 74. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 74 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 93. Chance of precipitation is 60%.

    High: 93 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 74.

    Low: 74 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms. Sunny, with a high near 94.

    High: 94 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a steady temperature around 78. West southwest wind around 5 mph.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 97. Heat index values as high as 111. West northwest wind around 5 mph becoming south in the afternoon.
Thursday Night
Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm after midnight.
Friday
Showers and thunderstorms likely after 1pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 109. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 70%.
Friday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 74. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Saturday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 93. Chance of precipitation is 60%.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 74.
Sunday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 94.
Sunday Night
Mostly clear, with a low around 74.
Monday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 95.
Monday Night
Partly cloudy, with a low around 74.
Tuesday
A 40 percent chance of showers and thunderstorms. Sunny and hot, with a high near 95.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Wednesday
A 50 percent chance of showers and thunderstorms. Sunny, with a high near 94.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Fountain FL
 30.55°N 85.38°W (Elev. 240 ft)
Last Update:
8:15 pm CDT Aug 19, 2026
Forecast Valid:
9pm CDT Aug 19, 2026-6pm CDT Aug 26, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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