But it's not just about a number on a thermometer: The USA's ongoing heat wave has also been deadly. At least 30 fatalities across the West this month are suspected to be related to extreme heat ...

A weeklong heat wave has incinerated multiple temperature records in the West, subjected millions of people to unrelenting sweltering conditions and caused dozens of deaths. More than 50 cities in ...

A searing heat wave that has gripped much of the United States in recent days is suspected of killing at least 28 people in the last week, according to reports from state officials, medical ...

Temperatures will only get hotter on Thursday, which was expected to be the hottest day of the heat wave for most areas and the weekend is expected to be 10 to 15 degrees above normal, according ...

A heat wave was expected to bring record-high temperatures to the midwestern United States this week before spreading to the East Coast, forecasters said. At the same time, a bout of severe ...

The eastern half of the United States faces an intense heat wave starting late this week and peaking next week that could produce dangerously high temperatures over a large area for an extended ...

A record-breaking heat wave is sending temperatures soaring to dangerous levels in the Northeast and Midwest, but much of the US is suffering through sweltering heat. Around 270 million people in ...

The first-ever excessive heat warning was issued in Caribou, Maine. Dangerously high temperatures are hitting 14 states across the Midwest and Northeast on Wednesday as an unrelenting heat wave ...

The intensity of the heat wave across the country is having devastating impact on people. Worst hit, according to observations by Weekend Trust, are pregnant women and children, whose ability to ...

Experts say it’s not the same as a heat wave, which is conventionally defined as a spell of three or more abnormally hot days. But the term has gained prominence in recent years as climate ...

The springtime heat, created by a high pressure system way up in the atmosphere, continued to scorch a vast stretch from the lower Midwest to the northern tip of Maine. High-temperature records ...