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

Hazardous Weather Conditions

Current conditions at

Key West Naval Air Station (KNQX)

Lat: 24.58°NLon: 81.68°WElev: 3ft.

Mostly Cloudy

85°F

29°C

Humidity 75%
Wind Speed SE 8 mph
Barometer 29.95 in (1013.9 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 2 Aug 6:53 am EDT
Extended Forecast for

Big Coppitt Key FL

  • Today

    Today: A slight chance of showers and thunderstorms. Partly sunny, with a high near 90. South wind around 5 mph. Chance of precipitation is 20%.

    High: 90 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 84. East wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 84 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms. Partly sunny, with a high near 91. South wind around 5 mph. Chance of precipitation is 30%.

    High: 91 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 84. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 30%.

    Low: 84 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Mostly sunny, with a high near 91. South wind around 5 mph becoming calm. Chance of precipitation is 30%.

    High: 91 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 83. Chance of precipitation is 40%.

    Low: 83 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms likely. Mostly sunny, with a high near 90. Chance of precipitation is 60%.

    High: 90 °F

    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 83. Chance of precipitation is 60%.

    Low: 83 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers and thunderstorms likely. Mostly sunny, with a high near 90. Chance of precipitation is 60%.

    High: 90 °F

    T-storms
    Likely

Detailed Forecast

Today
A slight chance of showers and thunderstorms. Partly sunny, with a high near 90. South wind around 5 mph. Chance of precipitation is 20%.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 84. East wind 5 to 10 mph. Chance of precipitation is 40%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 91. South wind around 5 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 84. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. South wind around 5 mph becoming calm. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 83. Chance of precipitation is 40%.
Wednesday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 83. Chance of precipitation is 60%.
Thursday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 83. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 83. Chance of precipitation is 50%.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Big Coppitt Key FL
 24.59°N 81.67°W (Elev. 3 ft)
Last Update:
7:15 am EDT Aug 2, 2026
Forecast Valid:
7am EDT Aug 2, 2026-6pm EDT Aug 8, 2026
 
Forecast Discussion
 
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Additional Resources

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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