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

86°F

30°C

Humidity 67%
Wind Speed Calm
Barometer 30.08 in (1019.1 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 17 Jul 10:53 pm EDT
Extended Forecast for

Key West FL

  • Tonight

    Tonight: A slight chance of showers and thunderstorms. Mostly clear, with a low around 84. Northeast wind around 5 mph becoming southeast after midnight. Chance of precipitation is 20%.

    Low: 84 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 91. South wind around 10 mph. Chance of precipitation is 20%.

    High: 91 °F

    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 83. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 83 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90. South wind around 10 mph. Chance of precipitation is 20%.

    High: 90 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 83. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 20%.

    Low: 83 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A slight chance of showers and thunderstorms. Sunny, with a high near 91. Chance of precipitation is 20%.

    High: 91 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 83.

    Low: 83 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 83.

    Low: 83 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms. Mostly clear, with a low around 84. Northeast wind around 5 mph becoming southeast after midnight. Chance of precipitation is 20%.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 91. South wind around 10 mph. Chance of precipitation is 20%.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 83. Southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90. South wind around 10 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 83. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 20%.
Monday
A slight chance of showers and thunderstorms. Sunny, with a high near 91. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 83.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 83.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 83.
Thursday
Sunny, with a high near 91.
Thursday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 83. Chance of precipitation is 20%.
Friday
Sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Key West FL
 24.56°N 81.8°W (Elev. 3 ft)
Last Update:
11:15 pm EDT Jul 17, 2026
Forecast Valid:
11pm EDT Jul 17, 2026-6pm EDT Jul 24, 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