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

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.

More than half the country, including Illinois, is currently in a heat dome. Here's what that means and how to stay safe during excessive heat.

Blazing temperatures scorched several states on Tuesday, as about 80,000 residents faced power outages.

A scorching weather map shows the exact time when Coventry will bake in 31C heat today. According to the Met Office's colour-coded weather map, the mercury is set to rise to 31C at 3pm. It will last ...

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

Our live tracker shows an hour-by-hour forecast as the heat dome moves across the country. It also provides forecasts through next Friday, June 27, as the warm weather continues.

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