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.

Thunderstorm

79°F

26°C

Humidity 74%
Wind Speed E 6 mph
Barometer 30.01 in (1016.0 mb)
Dewpoint 70°F (21°C)
Visibility NA
Heat Index82°F (28°C)
Last update 19 Aug 4:53 pm CDT
Extended Forecast for

3 Miles SSW Greenwood FL

Heat Advisory August 20, 10:00am until August 20, 07:00pm
Heat Advisory August 19, 05:26pm until August 19, 07:00pm
Click here for hazard details and duration
Heat Advisory
Heat Advisory
  •  
    Heat Advisory August 19, 05:26pm until August 19, 07:00pm

    NOW until 7:00pm Wed

    Heat Advisory

  • This Afternoon

    High: 93 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 75. West southwest wind around 5 mph.

    Low: 75 °F

    Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Mostly sunny and hot, with a high near 97. Heat index values as high as 106. West wind around 5 mph becoming east northeast in the afternoon.

    High: 97 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

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

    Low: 75 °F

    Partly Cloudy

  • Friday

    Friday: Showers and thunderstorms likely after 1pm. Increasing clouds and hot, with a high near 96. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 96 °F

    Sunny then
    T-storms
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 73. Chance of precipitation is 40%.

    Low: 73 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a steady temperature around 93. Heat index values as high as 103. West northwest wind around 10 mph.
Tonight
A 30 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 75. West southwest wind around 5 mph.
Thursday
A 30 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Mostly sunny and hot, with a high near 97. Heat index values as high as 106. West wind around 5 mph becoming east northeast in the afternoon.
Thursday Night
Partly cloudy, with a low around 75. South wind around 5 mph becoming calm after midnight.
Friday
Showers and thunderstorms likely after 1pm. Increasing clouds and hot, with a high near 96. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 73. Chance of precipitation is 40%.
Saturday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93.
Saturday Night
Partly cloudy, with a low around 74.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 95.
Sunday Night
Mostly clear, with a low around 73.
Monday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 96.
Monday Night
Partly cloudy, with a low around 74.
Tuesday
A 30 percent chance of showers and thunderstorms. Sunny and hot, with a high near 96.
Tuesday Night
A 20 percent chance of showers. Mostly clear, with a low around 74.
Wednesday
A 40 percent chance of showers and thunderstorms. Sunny and hot, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Greenwood FL
 30.83°N 85.18°W (Elev. 118 ft)
Last Update:
5:15 pm CDT Aug 19, 2026
Forecast Valid:
5pm CDT Aug 19, 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