The first major heat wave of summer has enveloped much of the midwestern and eastern U.S. in a brutal “dome” of record temperatures and high humidity. The dome phenomenon happens when weather ...

Humidity, a measure of the amount of water vapour in the air, plays a crucial role in shaping our weather, influencing rainfall, and affecting how we feel day to day. While often overshadowed by ...

Extreme levels of heat and humidity are forecast to spread across the country over the next two weeks, blanketing the Southwest, Midwest, and East Coast with high temperatures beginning this June 19 ...

A heat wave is moving across the U.S., resulting in both high temperatures and dangerously high humidity. NPR's Ayesha Rascoe speaks with meteorologist Ben Noll of the Washington Post. For much of the ...

Some hot days feel even worse thanks to high humidity, trapped heat and dew points. Cities are especially vulnerable. By Nazaneen Ghaffar Nazaneen Ghaffar is a reporter on The Times’s weather team. It ...