New research finds that not only will climate change make heat waves hotter and longer, but the lengthening of heat waves ...

At least nine states along the East Coast faced summer swelter on Monday, and the steamy weather is expected to persist on ...

UK weather maps show 62 counties to miss out on 2-day 34C heatwave - full list Scorching temperatures are set to hit the UK again soon - check your area now.

Many states will experience temperatures that feel in the triple digits on Thursday, forecasters say.

A brutal heat wave across the eastern United States trapped millions of people in sweltering air this week with record-high temperatures.

A county-wide heat mapping effort found dramatic differences in temperature across Clark County, with more developed areas experiencing hotter conditions and greater health risks during heat events.

UK weather maps turn volcanic red and show when new heat blast drags temperatures to 38C Weather maps indicate the UK is set to scorch under a 38C heat blast.

A heat wave is currently affecting about 160 million people, according to the National Weather Service. Here's which states feel the hottest.

Extreme heat is impacting states across the country. See maps of high temperature forecasts and heat index levels.