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

Hazardous Weather Conditions

Current conditions at

Key West International Airport (KEYW)

Lat: 24.56°NLon: 81.76°WElev: 3ft.

Partly Cloudy

31°C

87°F

Humidity 72%
Wind Speed N 13 km/h
Barometer 1016.6 mb (30.00 in)
Dewpoint 25°C (77°F)
Visibility 16 km
Heat Index37°C (99°F)
Last update 19 Aug 7:53 pm EDT
Extended Forecast for

Key West FL

  • Tonight

    Tonight: Partly cloudy, with a low around 28. North wind 10 to 15 km/h.

    Low: 28 °C

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 33. Calm wind.

    High: 33 °C

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 28. North wind around 10 km/h becoming southeast after midnight.

    Low: 28 °C

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 33. South wind 5 to 10 km/h.

    High: 33 °C

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 28. Northeast wind 5 to 15 km/h becoming southeast after midnight.

    Low: 28 °C

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 33.

    High: 33 °C

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 28.

    Low: 28 °C

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 33.

    High: 33 °C

    Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers. Mostly clear, with a low around 28. Chance of precipitation is 10%.

    Low: 28 °C

    Slight Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 28. North wind 10 to 15 km/h.
Thursday
Mostly sunny, with a high near 33. Calm wind.
Thursday Night
Mostly cloudy, with a low around 28. North wind around 10 km/h becoming southeast after midnight.
Friday
Mostly sunny, with a high near 33. South wind 5 to 10 km/h.
Friday Night
Partly cloudy, with a low around 28. Northeast wind 5 to 15 km/h becoming southeast after midnight.
Saturday
Sunny, with a high near 33.
Saturday Night
Mostly clear, with a low around 28.
Sunday
Sunny, with a high near 33.
Sunday Night
A slight chance of showers. Mostly clear, with a low around 28. Chance of precipitation is 10%.
Monday
Sunny, with a high near 33.
Monday Night
A chance of showers and thunderstorms. Mostly clear, with a low around 28. Chance of precipitation is 30%.
Tuesday
A slight chance of showers and thunderstorms. Sunny, with a high near 33. Chance of precipitation is 20%.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 28. Chance of precipitation is 40%.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 33. Chance of precipitation is 20%.
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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 m)
Last Update:
8:15 pm EDT Aug 19, 2026
Forecast Valid:
8pm EDT Aug 19, 2026-6pm EDT Aug 26, 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