A heat dome​ is trapping over 90 million Americans in extreme temperatures this week with the National Weather Service​ ...

All of Florida will be under heat advisories Monday, July 21, as a heat dome spreads from the Ohio and Mississippi valleys.

A heat advisory for Florida's Treasure Coast is in effect from noon through 6 p.m., with heat index values from 109 to 112 ...

Dangerous conditions continue across Florida Tuesday, July 29, with most of the state under either extreme heat warnings or ...

More than 250 million people in the U.S.—nearly three quarters of the population—are experiencing moderate, major or extreme ...

The National Weather Service has warned of "searing heat and oppressive humidity that occurs during the 'dog days of summer'.

The heat index could get as high as 111 in South Florida, with the strongest heat expected along the southern Gulf Coast.

Not all communities face disasters equally. Some are hit harder, recover slower, or are more vulnerable from the start. FEMA's Risk Map ranks every county and Census tract in the U.S. based on three ...