Major cities across the United States are preparing for extreme temperatures caused by a heat dome that hit the U.S. Plains ...

A heat dome is bringing high temperatures and high humidity to much of the country through next week. Some heat records set ...

Weather forecasters have warned of extreme and dangerous temperatures as a major heat wave sweeps across the central and ...

Newsday meteorologist explains how a heat dome affects Long Island weather, causing temperatures to soar and creating ...

A dangerous heat dome is forming over the mid-Atlantic and is expected to intensify through next week, bringing Baltimore its ...

New Jersey's first heat wave of the year will be a brutal one, with excessive heat alerts already issued in many counties.

Some parts of the U.S., such as Phoenix, Arizona, are famously hot without the mugginess. Phoenix and nearby desert regions ...

A sprawling high-pressure system, also known as a heat dome, is settling over the U.S. during the first full week of summer, ...

Record-breaking heat indices — a combination of temperatures and humidity to determine how heat really feels to the body — ...

Here are some of the key warning signs to watch for when temperatures rise – and ways to keep cool when the heat and humidity ...

A massive heat dome will expose 220 million Americans to 90°F+ temperatures with 35 million facing triple digits. Survival ...

(NEXSTAR) – A “heat dome” is bringing scorching temperatures and oppressive humidity to the Central and Eastern portions of the country this weekend, just in time to mark the start of summer.