If you are living in one of many areas of the U.S. currently experiencing a heat wave, your outdoor thermometer may say it's in the 90s, but your local weather station tells you it feels like triple ...

The sticky combination of heat and high humidity can be more than uncomfortable -- it can be deadly. Mario Tama/Getty Images You’ve probably heard people say, “It’s not the heat, it’s the humidity.” ...

Why do we have a heat index? (Copyright 2025 by KPRC Click2Houston - All rights reserved.) I received this email from one of our viewers, Gene Smith: “In our ...

Extreme heat warnings, extreme heat watches and heat advisories are in effect across most of Florida. Some areas could see a heat index up to 115 degrees. See what you should do - or not do - during ...

The heat index is a measure of how hot it really feels on your body when relative humidity is factored in with the actual air temperature. Since heat index values were devised for shady, light wind ...

It looks like the sizzling temperatures Jacksonville experienced over the weekend were just preheating the oven. The real scorcher starts today — and will continue through Tuesday. The National ...

Here's how to stay safe as temperatures reach 100 degrees From cats to horses, keep animals cool during record heat How to cool down your car fast The latest: Long stretch of heat alerts wraps hottest ...

It's not just you. It's hot out there — dangerously hot. Heat index advisories have been issued for the entire state of Florida with heat index values of 110-115 expected for July 21 as a heat dome ...

A heat index has been issued for all of central Florida for your day today, starting at 11:00 a.m. and lasting until 7:00 p.m. This will only be the beginning of the heat, as high temperatures today ...