National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Apalachicola, Apalachicola (KAAF)

Lat: 29.73°NLon: 85.02°WElev: 20ft.

Fair

84°F

29°C

Humidity 82%
Wind Speed W 6 mph
Barometer 30.08 in (1018.5 mb)
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 16 Aug 10:53 pm EDT
Extended Forecast for

Port St. Joe FL

Extreme Heat Warning August 17, 10:00am until August 17, 07:00pm
Click here for hazard details and duration
Extreme Heat Warning

  • Tonight

    Tonight: Mostly clear, with a low around 81. West southwest wind around 5 mph.

    Low: 81 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. Heat index values as high as 111. West southwest wind 5 to 15 mph.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 82. West wind around 10 mph.

    Low: 82 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 7am. Mostly sunny, with a high near 93. Heat index values as high as 113. West northwest wind 10 to 15 mph.

    High: 93 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 80. West wind around 10 mph.

    Low: 80 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.

    High: 93 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 79.

    Low: 79 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.

    High: 93 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78.

    Low: 78 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 81. West southwest wind around 5 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 92. Heat index values as high as 111. West southwest wind 5 to 15 mph.
Monday Night
Partly cloudy, with a low around 82. West wind around 10 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 7am. Mostly sunny, with a high near 93. Heat index values as high as 113. West northwest wind 10 to 15 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 80. West wind around 10 mph.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 79.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Friday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port St. Joe FL
 29.81°N 85.29°W (Elev. 13 ft)
Last Update:
9:15 pm CDT Aug 16, 2026
Forecast Valid:
9pm CDT Aug 16, 2026-6pm CDT Aug 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation