Widespread Excessive Heat and Humidity in Midwest to Spread to East Coast

High pressure building across the Central and Eastern U.S. will produce a dangerous combination of heat and humidity. Heat indices from unusually high dewpoints and well above normal temperatures may reach 110 to 115 degrees. In addition, near record warm low temperatures will limit recovery from hot daytime temperatures. Read More >

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

90°F

32°C

Humidity 62%
Wind Speed SE 6 mph
Barometer 30.05 in (1017.5 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 18 Jul 4:53 pm EDT
Detailed forecast for

Monroe Middle Keys

Tonight
Mostly cloudy, becoming partly cloudy. A slight chance of showers and thunderstorms. Lows in the lower 80s. East to southeast winds near 10 mph. Chance of rain 20 percent.
Friday
Mostly sunny with a slight chance of showers and thunderstorms. Highs in the lower 90s. East to southeast winds 5 to 10 mph. Chance of rain 20 percent.
Friday Night Through Saturday Night
Partly cloudy with a chance of showers and a slight chance of thunderstorms. Lows in the lower 80s. Highs in the lower 90s. East to southeast winds 5 to 10 mph. Chance of rain 30 percent.
Sunday Through Monday Night
Partly cloudy with a chance of showers and a slight chance of thunderstorms. Highs in the lower 90s. Lows in the lower 80s. Chance of rain 30 percent.
Tuesday Through Thursday
Partly cloudy with a slight chance of showers and thunderstorms. Highs in the lower 90s. Lows in the lower 80s. Chance of rain 20 percent.



Click Map For Forecast
357 PM EDT Thu Jul 18 2019
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database