Miami faces high heat and thunderstorms, with temperatures up to 102 degrees and increasing rainfall chances midweek.

Moving south, Port St. Lucie, Naples and Cape Coral could see highs of 91, while Palm Beach was forecast for 87 degrees. Miami and Fort Lauderdale were forecast, respectively, for highs of 88 and 91 ...

Some major cities under heat alerts include New Orleans, Memphis, Little Rock, St. Louis, Kansas City, Chicago and ...

Brevard County experienced a heat advisory with a heat index as high as 112 degrees Fahrenheit on July 21. While temperatures ...

The National Weather Service office in Mobile, Alabama, issued a heat advisory in Escambia, Santa Rosa and Okaloosa counties ...

The area of low pressure in the Atlantic is fizzling out, forecasters said, but we'll see some rain. Meanwhile, a new tropical wave has developed.

In Key West, cruise ships churn up sediment, worsening water quality more than hurricanes occasionally do. Lizard populations shift in Florida due to invasive species, altering mosquito feeding ...