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

82°F

28°C

Humidity 67%
Wind Speed N 9 mph
Barometer 30.04 in (1017.7 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 20 Apr 3:53 pm EDT
Extended Forecast for

Key West FL

  • This Afternoon

    This Afternoon: A slight chance of showers. Mostly sunny, with a high near 83. North wind 5 to 10 mph. Chance of precipitation is 10%.

    High: 83 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 72. Breezy, with a northeast wind 15 to 20 mph. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    Showers and
    Breezy

  • Tuesday

    Tuesday: A slight chance of showers. Mostly sunny, with a high near 81. Breezy, with a northeast wind around 20 mph. Chance of precipitation is 10%.

    High: 81 °F

    Slight Chance
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 72. Breezy, with an east wind around 20 mph.

    Low: 72 °F

    Partly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80. East wind around 15 mph.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers. Mostly cloudy, with a low around 72. Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers. Mostly cloudy, with a high near 80. Chance of precipitation is 20%.

    High: 80 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A slight chance of showers. Mostly sunny, with a high near 83. North wind 5 to 10 mph. Chance of precipitation is 10%.
Tonight
A slight chance of showers, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 72. Breezy, with a northeast wind 15 to 20 mph. Chance of precipitation is 30%.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 81. Breezy, with a northeast wind around 20 mph. Chance of precipitation is 10%.
Tuesday Night
Partly cloudy, with a low around 72. Breezy, with an east wind around 20 mph.
Wednesday
Mostly sunny, with a high near 80. East wind around 15 mph.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 72. Chance of precipitation is 20%.
Thursday
A slight chance of showers. Mostly cloudy, with a high near 80. Chance of precipitation is 20%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 82.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 74. Chance of precipitation is 10%.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 76.
Sunday
Sunny, with a high near 84.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Key West FL
 24.56°N 81.8°W (Elev. 3 ft)
Last Update:
3:28 pm EDT Apr 20, 2026
Forecast Valid:
4pm EDT Apr 20, 2026-6pm EDT Apr 26, 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