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.

Overcast

73°F

23°C

Humidity 96%
Wind Speed Calm
Barometer 30.04 in (1017.2 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 22 Jun 5:53 am CDT
Extended Forecast for

Bristol FL

  • Today

    Today: A slight chance of showers and thunderstorms between 1pm and 2pm. Mostly sunny, with a high near 93. Heat index values as high as 103. Light south southwest wind becoming west southwest 5 to 10 mph in the morning. Chance of precipitation is 20%.

    High: 93 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 76. Southwest wind around 5 mph.

    Low: 76 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms between 2pm and 3pm. Mostly sunny, with a high near 93. Heat index values as high as 102. West wind around 5 mph. Chance of precipitation is 40%.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 74. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Calm wind becoming north northwest around 5 mph.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 60%.

    High: 92 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 8pm. Partly cloudy, with a low around 74. Chance of precipitation is 60%.

    Low: 74 °F

    T-storms
    Likely then
    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A slight chance of showers and thunderstorms between 1pm and 2pm. Mostly sunny, with a high near 93. Heat index values as high as 103. Light south southwest wind becoming west southwest 5 to 10 mph in the morning. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 76. Southwest wind around 5 mph.
Tuesday
A chance of showers and thunderstorms between 2pm and 3pm. Mostly sunny, with a high near 93. Heat index values as high as 102. West wind around 5 mph. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 74. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Wednesday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Calm wind becoming north northwest around 5 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 73.
Thursday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely before 8pm. Partly cloudy, with a low around 74. Chance of precipitation is 60%.
Friday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 75.
Saturday
Sunny, with a high near 94.
Saturday Night
Mostly clear, with a low around 75.
Sunday
Sunny and hot, with a high near 95.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bristol FL
 30.43°N 84.97°W (Elev. 157 ft)
Last Update:
6:15 am EDT Jun 22, 2026
Forecast Valid:
6am EDT Jun 22, 2026-6pm EDT Jun 28, 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