National Weather Service

News Headlines

Tropical Storm Bertha 2026 Preliminary Post Tropical Cyclone Report Available - click "Observational data summary" 🌀📋
Are you PREPARED for Hurricane Season? 🌀
🏖️ Heading to the Gulf Beaches? Learn about rip current safety! 🌊
Extreme Drought Improved Some This Week, but Still Lingers in the Southeast Florida Big Bend. Click Here for the Latest

Current conditions at

Marianna Municipal Airport (KMAI)

Lat: 30.84°NLon: 85.18°WElev: 105ft.

Mostly Cloudy

77°F

25°C

Humidity	94%
Wind Speed	NE 6 mph
Barometer	29.93 in (1013.5 mb)
Dewpoint	75°F (24°C)
Visibility	10.00 mi
Heat Index	78°F (26°C)
Last update	30 Jul 6:53 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Chattahoochee FL

Tonight
Low: 77 °F
Chance
T-storms then
Partly Cloudy
Friday
High: 90 °F
Mostly Sunny
then T-storms
Likely
Friday Night
Low: 76 °F
T-storms
Likely then
Showers
Likely
Saturday
High: 86 °F
Showers then
T-storms
Saturday Night
Low: 75 °F
T-storms
Likely then
Chance
Showers
Sunday
High: 84 °F
Showers then
T-storms
Sunday Night
Low: 75 °F
T-storms then
Chance
T-storms
Monday
High: 85 °F
Showers
Likely then
T-storms
Likely
Monday Night
Low: 75 °F
T-storms
Likely then
Partly Cloudy

Detailed Forecast

Tonight

A 40 percent chance of showers and thunderstorms, mainly before 10pm. Partly cloudy, with a low around 77. West southwest wind around 5 mph.

Friday

Showers and thunderstorms likely, mainly after 4pm. Mostly sunny, with a high near 90. 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 quarter and half of an inch possible.

Friday Night

Showers and thunderstorms likely before 4am, then a chance of showers between 4am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 76. West southwest wind around 5 mph becoming north northwest in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday

Showers and possibly a thunderstorm before 2pm, then showers and thunderstorms between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 86. West southwest wind around 5 mph. Chance of precipitation is 100%.

Saturday Night

Showers and thunderstorms likely before 2am, then a chance of showers between 2am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 75. South southwest wind around 5 mph. Chance of precipitation is 60%.

Sunday

A chance of showers and thunderstorms before 8am, then showers and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms after 2pm. High near 84. Chance of precipitation is 90%.

Sunday Night

Showers and thunderstorms, mainly before 8pm. Low around 75. Chance of precipitation is 80%.

Monday

Showers likely and possibly a thunderstorm before 2pm, then showers and thunderstorms likely after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 70%.

Monday Night

Thunderstorms likely before 8pm. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.

Tuesday

Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 60%.

Tuesday Night

Showers and thunderstorms likely. Partly cloudy, with a low around 76. Chance of precipitation is 60%.

Wednesday

A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.

Wednesday Night

A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76.

Thursday

A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.