NYC is under an excessive heat warning​ today, while Long Island and the Jersey coastline are under a heat advisory.

Heat index values are expected to reach 100 across the Long Island region, with more moderate temperatures on the South Fork. An air quality health advisory for ozone and a heat advisory are in ...

A heat wave will intensify along the East Coast this week as tropical humidity levels and 100-degree temperatures reach big ...

The first major heat wave of the summer is firing up across the eastern half of the U.S. this week, with major cities along ...

The heat wave has arrived. Temperatures and humidity are climbing as the tri-state heads into a likely record-shattering heat wave, where it could feel like 100 degrees or hotter through Wednesday.