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

83°F

28°C

Humidity 77%
Wind Speed NW 5 mph
Barometer 30.04 in (1017.0 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 20 Aug 9:53 am CDT
Extended Forecast for

Graceville 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

  • Today

    High: 96 °F

    Mostly Sunny
    then Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Partly cloudy, with a low around 74. South southwest wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 40%.

    Low: 74 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: A slight chance of showers, then showers and thunderstorms likely after 10am. Mostly sunny, with a high near 94. Heat index values as high as 106. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 94 °F

    Chance
    Showers then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 7pm, then a slight chance of showers between 7pm and 1am. Partly cloudy, with a low around 74. South southwest wind 5 to 10 mph becoming light in the evening. Chance of precipitation is 60%.

    Low: 74 °F

    T-storms
    Likely then
    Slight Chance
    Showers

  • Saturday

    Saturday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 94. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 94 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

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

    Low: 73 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 73.

    Low: 73 °F

    Mostly Clear

Detailed Forecast

Today
A slight chance of showers between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny and hot, with a high near 96. Heat index values as high as 110. Northwest wind 5 to 10 mph becoming southwest in the afternoon. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 10pm. Partly cloudy, with a low around 74. South southwest wind 5 to 10 mph becoming light and variable after midnight. Chance of precipitation is 40%.
Friday
A slight chance of showers, then showers and thunderstorms likely after 10am. Mostly sunny, with a high near 94. Heat index values as high as 106. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms likely before 7pm, then a slight chance of showers between 7pm and 1am. Partly cloudy, with a low around 74. South southwest wind 5 to 10 mph becoming light in the evening. Chance of precipitation is 60%.
Saturday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 94. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Saturday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly clear, with a low around 73. Chance of precipitation is 20%.
Sunday
Sunny and hot, with a high near 96.
Sunday Night
Mostly clear, with a low around 73.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 95.
Monday Night
Mostly clear, with a low around 73.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Wednesday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Graceville FL
 30.97°N 85.54°W (Elev. 141 ft)
Last Update:
9:15 am CDT Aug 20, 2026
Forecast Valid:
10am 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