Humidity doesn’t just make you feel sticky and uncomfortable – it also creates extra dangerous conditions on hot days.

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 ...

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

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 ...

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

More than 100 million Americans are under heat alerts as the extreme temperatures that have smothered the Midwest this week ...

While it may be an uncomfortable subject, the rising number of heat-related deaths in the United States is a growing concern.

The heat index is a measure of how hot the temperature and humidity feel to the human body in the shade. Heat index values can be 15 degrees hotter in direct sun.

“Generally, about 1 to 3 inches of rain fell in the immediate area, with 3 to 6 inches in our east and southeast suburbs,” the Capital Weather Gang wrote. “Peak wind gusts reached about 30 to 40 mph ...

July 2025 sizzled as July's typically do, given that the month from a climate standpoint is the warmest of the year. This July, however, was warmer and much mor ...

Heat advisories are in effect from Monday to Wednesday across the Northeast, the National Weather Service said.