Highs will peak in the low-90s Sunday afternoon, but it will feel like 100-110 with the oppressive humidity. An Extreme Heat ...

Boston and New York are among the areas under a heat warning during the upcoming work week, and "potentially life-threatening ...

An Extreme Heat Warning has been issued for the Yankton area Sunday for noon-8 p.m., with dangerously hot conditions expected ...

The National Weather Service issued an extreme heat warning for Lancaster County. The warning will remain in effect from noon ...