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

91°F

33°C

Humidity 56%
Wind Speed Calm
Barometer 30.01 in (1016.0 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 20 Aug 12:53 pm CDT
Extended Forecast for

6 Miles SSW Blountstown FL

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

    NOW until 7:00pm Thu

    Heat Advisory

  • This Afternoon

    High: 95 °F

    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers before 7pm, then a slight chance of showers after 4am. Partly cloudy, with a low around 75. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    Showers

  • Friday

    Friday: Showers and thunderstorms likely, mainly between 1pm and 4pm. Mostly sunny, with a high near 93. Heat index values as high as 109. Light and variable wind becoming south southeast 5 to 10 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Chance
    Showers then
    T-storms
    Likely

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. South southwest wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Chance
    T-storms

  • Saturday

    Saturday: A slight chance of showers, then showers and thunderstorms likely after 1pm. Mostly sunny, with a high near 93. Calm wind becoming west southwest around 5 mph in the morning. Chance of precipitation is 60%.

    High: 93 °F

    Slight Chance
    Showers then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 73. Chance of precipitation is 20%.

    Low: 73 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 95.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 74.

    Low: 74 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
A slight chance of showers between 1pm and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 112. Northwest wind around 5 mph becoming southwest. Chance of precipitation is 40%.
Tonight
A slight chance of showers before 7pm, then a slight chance of showers after 4am. Partly cloudy, with a low around 75. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Friday
Showers and thunderstorms likely, mainly between 1pm and 4pm. Mostly sunny, with a high near 93. Heat index values as high as 109. Light and variable wind becoming south southeast 5 to 10 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. South southwest wind around 5 mph becoming calm in the evening.
Saturday
A slight chance of showers, then showers and thunderstorms likely after 1pm. Mostly sunny, with a high near 93. Calm wind becoming west southwest around 5 mph in the morning. Chance of precipitation is 60%.
Saturday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 73. Chance of precipitation is 20%.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 95.
Sunday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 74.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 95.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Wednesday
A 50 percent chance of showers and thunderstorms. Sunny, with a high near 93.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSW Blountstown FL
 30.37°N 85.11°W (Elev. 92 ft)
Last Update:
12:15 pm CDT Aug 20, 2026
Forecast Valid:
12pm CDT Aug 20, 2026-6pm CDT Aug 26, 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