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.

Fair

83°F

28°C

Humidity 82%
Wind Speed SW 8 mph
Barometer 29.95 in (1014.6 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 30 Aug 3:53 am EDT
Extended Forecast for

Key West FL

  • Overnight

    Overnight: A chance of showers and thunderstorms. Partly cloudy, with a low around 81. South wind around 5 mph. Chance of precipitation is 50%.

    Low: 81 °F

    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Southwest wind around 5 mph. Chance of precipitation is 50%.

    High: 91 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Northwest wind 5 to 10 mph becoming southwest after midnight. Chance of precipitation is 50%.

    Low: 82 °F

    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms. Mostly sunny, with a high near 91. West wind around 10 mph. Chance of precipitation is 40%.

    High: 91 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Northwest wind around 10 mph. Chance of precipitation is 50%.

    Low: 82 °F

    Chance
    T-storms

  • Labor Day

    Labor Day: A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 50%.

    High: 91 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 81. Chance of precipitation is 50%.

    Low: 81 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 50%.

    High: 91 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 82. Chance of precipitation is 50%.

    Low: 82 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Partly cloudy, with a low around 81. South wind around 5 mph. Chance of precipitation is 50%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Southwest wind around 5 mph. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Northwest wind 5 to 10 mph becoming southwest after midnight. Chance of precipitation is 50%.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. West wind around 10 mph. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Northwest wind around 10 mph. Chance of precipitation is 50%.
Labor Day
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 50%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 81. Chance of precipitation is 50%.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 82. Chance of precipitation is 50%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 92. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 82. Chance of precipitation is 50%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Chance of precipitation is 50%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Key West FL
 24.56°N 81.8°W (Elev. 3 ft)
Last Update:
4:15 am EDT Aug 30, 2025
Forecast Valid:
4am EDT Aug 30, 2025-6pm EDT Sep 5, 2025
 
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