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

Tracking Storm System Across the Central U.S.

A storm system will slowly continue to press across the central U.S. Friday and Saturday with widespread showers and thunderstorms. Slight risks for severe thunderstorms and excessive rainfall have been issued Saturday from the Ozarks into the mid-Mississippi River Valley with potential for damaging winds, large hail, tornadoes, and flash flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Key West Naval Air Station (KNQX)

Lat: 24.58°NLon: 81.68°WElev: 3ft.

Overcast

78°F

26°C

Humidity 79%
Wind Speed N 9 mph
Barometer 29.86 in (1010.9 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 17 Oct 1:53 am EDT
Extended Forecast for

Big Coppitt Key FL

  • Overnight

    Overnight: A chance of showers. Partly cloudy, with a low around 77. Northeast wind around 10 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers. Sunny, with a high near 85. East wind around 15 mph. Chance of precipitation is 30%.

    High: 85 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers. Partly cloudy, with a low around 78. East wind around 15 mph. Chance of precipitation is 20%.

    Low: 78 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers. Sunny, with a high near 84. East wind around 15 mph. Chance of precipitation is 10%.

    High: 84 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers. Partly cloudy, with a low around 79. East wind around 15 mph. Chance of precipitation is 20%.

    Low: 79 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 30%.

    High: 85 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 78. Chance of precipitation is 30%.

    Low: 78 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms. Sunny, with a high near 85. Chance of precipitation is 30%.

    High: 85 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly clear, with a low around 78. Chance of precipitation is 30%.

    Low: 78 °F

    Chance
    Showers

Detailed Forecast

Overnight
A chance of showers. Partly cloudy, with a low around 77. Northeast wind around 10 mph. Chance of precipitation is 30%.
Friday
A chance of showers. Sunny, with a high near 85. East wind around 15 mph. Chance of precipitation is 30%.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 78. East wind around 15 mph. Chance of precipitation is 20%.
Saturday
A slight chance of showers. Sunny, with a high near 84. East wind around 15 mph. Chance of precipitation is 10%.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 79. East wind around 15 mph. Chance of precipitation is 20%.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 78. Chance of precipitation is 30%.
Monday
A chance of showers and thunderstorms. Sunny, with a high near 85. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms. Mostly clear, with a low around 78. Chance of precipitation is 30%.
Tuesday
A slight chance of showers. Sunny, with a high near 85. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers. Mostly clear, with a low around 78. Chance of precipitation is 20%.
Wednesday
A slight chance of showers. Sunny, with a high near 85. Chance of precipitation is 10%.
Wednesday Night
A slight chance of showers. Mostly clear, with a low around 78. Chance of precipitation is 10%.
Thursday
A slight chance of showers. Sunny, with a high near 85. Chance of precipitation is 20%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Big Coppitt Key FL
 24.59°N 81.67°W (Elev. 3 ft)
Last Update:
1:15 am EDT Oct 17, 2025
Forecast Valid:
2am EDT Oct 17, 2025-6pm EDT Oct 23, 2025
 
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