Heat Across The Southern U.S.; Storms And Heavy Rain in Central U.S.

The early-season heat across portions of the Southern U.S. will continue for much of this week with more potential record high temperatures. On Tuesday, expect 90s and triple digits from the southern Plains into parts of the Lower Mississippi Valley. Also on Tuesday, strong to severe thunderstorms and locally heavy rainfall will be possible from the central Plains into the Mid Mississippi Valley. 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.

A Few Clouds

78°F

26°C

Humidity	76%
Wind Speed	Calm
Barometer	29.94 in (1013.8 mb)
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Heat Index	80°F (27°C)
Last update	17 May 5:53 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Mobile Weather Hourly Weather Forecast

Detailed forecast for

Monroe Middle Keys

Today

Partly cloudy with a slight chance of showers and thunderstorms. Highs in the mid to upper 80s. Variable winds near 5 mph. Chance of rain 20 percent.

Tonight

Partly cloudy with a slight chance of showers and thunderstorms. Lows in the mid to upper 70s. Variable winds near 5 mph. Chance of rain 20 percent.

Wednesday

Partly cloudy with a slight chance of showers and thunderstorms. Highs in the upper 80s. East to southeast in the winds 5 to 10 mph. Chance of rain 20 percent.

Wednesday Night

Partly cloudy with a slight chance of showers and thunderstorms. Lows in the upper 70s. Southeast winds 5 to 10 mph. Chance of rain 20 percent.

Thursday

Partly cloudy with a chance of showers and a slight chance of thunderstorms. Highs in the upper 80s. Southeast winds 5 to 10 mph. Chance of rain 30 percent.

Thursday Night

Partly cloudy with a chance of showers and a slight chance of thunderstorms. Lows in the upper 70s. Chance of rain 40 percent.

Friday Through Saturday Night

Partly cloudy with a chance of showers and a slight chance of thunderstorms. Highs in the upper 80s. Lows in the upper 70s. Chance of rain 40 percent.

Sunday Through Monday

Partly cloudy with a chance of showers and a slight chance of thunderstorms. Highs in the mid 80s. Lows in the upper 70s. Chance of rain 30 percent.