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.

Partly Cloudy

86°F

30°C

Humidity 67%
Wind Speed E 14 mph
Barometer 30.02 in (1017.3 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 21 May 11:53 am EDT
Extended Forecast for

Key West FL

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms. Sunny, with a high near 90. East wind around 10 mph. Chance of precipitation is 30%.

    High: 90 °F

    Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 81. East wind around 15 mph. Chance of precipitation is 20%.

    Low: 81 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms. Mostly sunny, with a high near 91. East wind 10 to 15 mph. Chance of precipitation is 30%.

    High: 91 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms. Mostly clear, with a low around 81. East wind around 15 mph. Chance of precipitation is 20%.

    Low: 81 °F

    Slight Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms. Sunny, with a high near 91. East wind around 10 mph. Chance of precipitation is 30%.

    High: 91 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Mostly clear, with a low around 81. Chance of precipitation is 30%.

    Low: 81 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 30%.

    High: 91 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Chance of precipitation is 30%.

    Low: 82 °F

    Chance
    T-storms

  • Memorial Day

    Memorial Day: Mostly sunny, with a high near 91. Breezy.

    High: 91 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms. Sunny, with a high near 90. East wind around 10 mph. Chance of precipitation is 30%.
Tonight
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 81. East wind around 15 mph. Chance of precipitation is 20%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. East wind 10 to 15 mph. Chance of precipitation is 30%.
Friday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 81. East wind around 15 mph. Chance of precipitation is 20%.
Saturday
A chance of showers and thunderstorms. Sunny, with a high near 91. East wind around 10 mph. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms. Mostly clear, with a low around 81. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 82. Chance of precipitation is 30%.
Memorial Day
Mostly sunny, with a high near 91. Breezy.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 81. Breezy. Chance of precipitation is 20%.
Tuesday
A slight chance of showers. Partly sunny, with a high near 91. Breezy. Chance of precipitation is 10%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 81. Chance of precipitation is 40%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 91. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Key West FL
 24.55°N 81.77°W (Elev. 7 ft)
Last Update:
11:15 am EDT May 21, 2026
Forecast Valid:
12pm EDT May 21, 2026-6pm EDT May 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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