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Hazardous Weather Conditions

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73°NLon: 81.05°WElev: 13ft.

Overcast

89°F

32°C

Humidity 75%
Wind Speed Vrbl 7 mph
Barometer 29.94 in (1013.9 mb)
Dewpoint 80°F (27°C)
Visibility 10.00 mi
Heat Index106°F (41°C)
Last update 19 May 1:53 pm EDT
Extended Forecast for

Key Colony Beach FL

Heat Advisory until May 19, 06:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until May 19, 06:00pm

    NOW until 6:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 90 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers, then a chance of showers and thunderstorms after 8pm. Partly cloudy, with a low around 80. Northwest wind around 5 mph becoming southwest after midnight. Chance of precipitation is 40%.

    Low: 80 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Southwest wind around 5 mph. Chance of precipitation is 30%.

    High: 89 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly clear, with a low around 79. Northwest wind around 10 mph. Chance of precipitation is 40%.

    Low: 79 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Sunny, with a high near 90. North wind around 5 mph becoming calm. Chance of precipitation is 30%.

    High: 90 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms. Mostly clear, with a low around 79. Chance of precipitation is 20%.

    Low: 79 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms. Sunny, with a high near 90. Chance of precipitation is 20%.

    High: 90 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms. Mostly clear, with a low around 80. Chance of precipitation is 20%.

    Low: 80 °F

    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
A slight chance of showers. Mostly sunny, with a high near 90. West wind around 10 mph. Chance of precipitation is 10%.
Tonight
A slight chance of showers, then a chance of showers and thunderstorms after 8pm. Partly cloudy, with a low around 80. Northwest wind around 5 mph becoming southwest after midnight. Chance of precipitation is 40%.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Southwest wind around 5 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms. Mostly clear, with a low around 79. Northwest wind around 10 mph. Chance of precipitation is 40%.
Tuesday
A chance of showers and thunderstorms. Sunny, with a high near 90. North wind around 5 mph becoming calm. Chance of precipitation is 30%.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 79. Chance of precipitation is 20%.
Wednesday
A slight chance of showers and thunderstorms. Sunny, with a high near 90. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 80. Chance of precipitation is 20%.
Thursday
A slight chance of showers and thunderstorms. Sunny, with a high near 90. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 82. Chance of precipitation is 20%.
Friday
A slight chance of showers and thunderstorms. Sunny, with a high near 90. Chance of precipitation is 20%.
Friday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 81. Chance of precipitation is 20%.
Saturday
A slight chance of showers and thunderstorms. Sunny, with a high near 90. Chance of precipitation is 20%.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Key Colony Beach FL
 24.74°N 81.02°W (Elev. 0 ft)
Last Update:
1:58 pm EDT May 19, 2024
Forecast Valid:
2pm EDT May 19, 2024-6pm EDT May 25, 2024
 
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