Record-breaking heat indices — a combination of temperatures and humidity to determine how heat really feels to the body — are possible from Kansas City to Maine.

The worst of this week’s heat wave is bearing down on Southern California over the next few days.. Forecast. Meteorologists say temperatures could reach between 110 and 115 degrees in the San ...

If you just started or are in the middle of your half marathon or marathon training plan, summertime weather can become a ...

How to stay cool in a heat wave — even without air conditioning by: CALEIGH WELLS and MELINA WALLING, Associated Press. Posted: Jun 23, 2025 / 06:41 PM EDT. Updated: Jun 23, 2025 / 06:47 PM EDT.

June 20 marks the first official day of summer, with millions of Americans already under heat warnings. See cities hotter than Florida right now.

All of that heat and moisture will put much of Upstate New York, including Syracuse, at “extreme” risk from the effects of the heat, according to the National Weather Service.

With the heat index expecting to surpass 100 degrees is rather unusual - but not unheard of - in New York. But given the recent moderate temperature throughout New York, “this is going to be a ...

Philly will be hit by a high heat and humidity wave. Here’s what to expect and how to stay safe. The heat index will soar above 100 degrees early next week. Older adults, people with heart issues and ...