As a practicing internal medicine physician, I field some version of the same question every time the weather gets hot: Is it safe to be outside right now? This week, the answer leans toward a hard no ...

As Pittsburgh's temperatures climb toward triple digits, these are the key heat-related weather terms you should know.

The metric of how hot the air actually feels has roots in a 1979 journal paper called “The Assessment of Sultriness.” By Andy Newman In recent days, you may have seen or heard many mentions of a ...

Michigan's heat wave this week will feel even warmer because of high humidity. Here's how the heat index works.

Much of the U.S. is under a blanket of oppressive heat as people prepare for a sweltering July 4 th holiday. It’s during times like these that you often hear people talk about the “heat index” when ...

Heat and humidity will build in Ohio, with heat index near 100 degrees on Wednesday. Here's what to expect and how to stay ...

New York state has entered its first heat wave of the summer - with highs expected to soar into the upper 90s and even past 100 degrees into the holiday weekend. But with the heat index it will feel ...