With a stretch of VERY hot weather ahead for the rest of this month into August, it is a good idea to look at how we measure ...

The Triangle on Sunday was rated among of the most susceptible areas in the country for heat illnesses, landing in the ...

How is the heat index calculated, and why is it more important than the air temperature during some heat waves?

MILWAUKEE - A heat advisory is in effect for all of Southeast Wisconsin from 12 p.m. to 8 p.m. Monday. The "feels like" ...

The heat index, or apparent temperature, combines air temperature and humidity to indicate how hot it feels to the body. High ...

How low should you set your thermostat for as record-breaking heat sweeps over the country? Here's what experts and other ...

Sometimes the temperature outside feels warmer than it is, and there's a reason. Here's a breakdown of the heat index.

For example, if the air temperature is 96 degrees and the relative humidity is 65%, the heat index – or how hot it feels – is 121 degrees. The NWS has a heat index calculator on its website .

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 ...

The National Weather Service’s Fort Worth office extended the heat advisory for the Metroplex through 9 p.m. Saturday. Rising ...

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 is in effect from noon to 9 pm Thursday. Expect heat index values up to 107 with temperatures of 99 to 103.