Hazardous Weather Conditions

Current conditions at

The Florida Keys - Marathon International Airport (KMTH)

Lat: 24.73° N Lon: 81.05° W Elev: 13 ft.

Fair

81°F

27°C

Humidity 79%
Wind Speed SE 7 mph
Barometer 30.05 in (1017.6 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 12 Jun 3:53 am EDT
Detailed forecast for

Monroe Middle Keys

Today
Partly cloudy, becoming mostly cloudy. A slight chance of showers and thunderstorms this morning, then showers likely with a chance of thunderstorms this afternoon. Highs in the mid to upper 80s. East to southeast winds 10 to 15 mph. Chance of rain 60 percent.
Tonight
Partly cloudy with a chance of showers and a slight chance of thunderstorms. Becoming breezy. Lows near 80. East to southeast winds near 15 mph, increasing to 15 to 20 mph. Chance of rain 30 percent.
Friday
Partly cloudy with a chance of showers and a slight chance of thunderstorms. Breezy early. Highs in the upper 80s. east to southeast winds 15 to 20 mph early, decreasing to 10 to 15 mph. Chance of rain 30 percent.
Friday Night
Partly cloudy with a chance of showers and a slight chance of thunderstorms. Lows in the lower 80s. East to southeast winds near 15 mph. Chance of rain 30 percent.
Saturday
Partly cloudy with a slight chance of showers and thunderstorms. Highs in the upper 80s. East to southeast winds 10 to 15 mph. Chance of rain 20 percent.
Saturday Night And Sunday
Partly cloudy with a chance of showers and a slight chance of thunderstorms. Lows in the lower 80s. Highs in the upper 80s. Chance of rain 30 percent.
Sunday Night Through Wednesday
Partly cloudy with a slight chance of showers and thunderstorms. Lows in the lower 80s. Highs in the upper 80s. Chance of rain 20 percent.



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359 AM EDT Thu Jun 12 2025
 
 

Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database