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 in Vicinity

92°F

33°C

Humidity 51%
Wind Speed W 8 mph
Barometer 30.12 in (1019.6 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 12 Jul 11:53 am CDT
Extended Forecast for

Bristol FL

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, mainly before 3pm. Partly sunny, with a high near 93. Heat index values as high as 108. West southwest wind around 5 mph. 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

    T-storms
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am. Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: Showers and thunderstorms likely, mainly before 4pm. Partly sunny, with a high near 87. Heat index values as high as 100. Light southwest wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Showers
    Likely then
    T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 5am, then a chance of showers and thunderstorms after 5am. Increasing clouds, with a low around 72. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 72 °F

    T-storms
    Likely then
    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 2pm, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 88. Light west southwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    High: 88 °F

    Showers
    Likely then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.

    Low: 72 °F

    T-storms
    Likely then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of thunderstorms, then a chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 92. Chance of precipitation is 30%.

    High: 92 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 74.

    Low: 74 °F

    Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93.

    High: 93 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly before 3pm. Partly sunny, with a high near 93. Heat index values as high as 108. West southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 4am. Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Monday
Showers and thunderstorms likely, mainly before 4pm. Partly sunny, with a high near 87. Heat index values as high as 100. Light southwest wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 5am, then a chance of showers and thunderstorms after 5am. Increasing clouds, with a low around 72. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm before 2pm, then showers and thunderstorms likely after 2pm. Mostly cloudy, with a high near 88. Light west southwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Tuesday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Wednesday
A slight chance of thunderstorms, then a chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 92. Chance of precipitation is 30%.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 74.
Thursday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 93.
Thursday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 75.
Friday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 94.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
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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:
12:16 pm EDT Jul 12, 2026
Forecast Valid:
1pm EDT Jul 12, 2026-6pm EDT Jul 18, 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