A heat dome sends temperatures soaring in June 2025. Orange is moderate heat risk, red is major, and purple is extreme. NWS HeatRisk Heat domes, which have sent temperatures soaring in the U.S. in ...

A long stretch of humid heat followed by intense thunderstorms is a weather pattern historically seen mostly in and around ...

Called "corn sweat," evapotranspiration is the process by which plants release water vapor into the atmosphere, increasing humidity. While corn sweat contributes to humidity, large-scale weather ...

The Northeast will enjoy a few days of lower humidity and cooler temperatures before the heat dome reaches the region. Kansas City, Missouri, and Dallas are among cities that could see 100 degrees for ...

Heat and humidity will once again smother the eastern half of the country this week, pushing the heat index to dangerous levels for tens of millions of people. In the Midwest, the humidity will be ...