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

Key West International Airport (KEYW)

Lat: 24.56°NLon: 81.76°WElev: 3ft.

A Few Clouds

85°F

29°C

Humidity 77%
Wind Speed SE 7 mph
Barometer 29.98 in (1015.7 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 10 May 7:53 pm EDT
Extended Forecast for

Stock Island FL

  • Tonight

    Tonight: Mostly cloudy, with a low around 81. East wind 5 to 10 mph.

    Low: 81 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90. Southeast wind 5 to 10 mph. Chance of precipitation is 10%.

    High: 90 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 81. East wind around 5 mph becoming calm. Chance of precipitation is 10%.

    Low: 81 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms. Partly sunny, with a high near 90. Calm wind becoming north around 5 mph. Chance of precipitation is 10%.

    High: 90 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 80. North wind around 5 mph. Chance of precipitation is 10%.

    Low: 80 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 10%.

    High: 89 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers. Mostly cloudy, with a low around 79. Chance of precipitation is 20%.

    Low: 79 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 79.

    Low: 79 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 81. East wind 5 to 10 mph.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90. Southeast wind 5 to 10 mph. Chance of precipitation is 10%.
Monday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 81. East wind around 5 mph becoming calm. Chance of precipitation is 10%.
Tuesday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 90. Calm wind becoming north around 5 mph. Chance of precipitation is 10%.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 80. North wind around 5 mph. Chance of precipitation is 10%.
Wednesday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 10%.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 79. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 89.
Thursday Night
Mostly clear, with a low around 79.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 80.
Saturday
Mostly sunny, with a high near 91.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 81. Chance of precipitation is 20%.
Sunday
A slight chance of showers. Mostly sunny, with a high near 91. Chance of precipitation is 10%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Stock Island FL
 24.57°N 81.74°W (Elev. 3 ft)
Last Update:
8:15 pm EDT May 10, 2026
Forecast Valid:
8pm EDT May 10, 2026-6pm EDT May 17, 2026
 
Forecast Discussion
 
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Additional Resources

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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