This weekend, temps are below-normal for this time of year. The low on Sunday, June 22, was 79 in Phoenix. This weekend ...

As a heat wave hits multiple U.S. states, some areas are have been placed under extreme heat watches and warnings.

Heat advisories and extreme heat watches are in place across much of the U.S., lasting until Tuesday with the potential to be ...

D.C. Mayor Muriel Bowser has activated a heat alert for Sunday and an extreme alert for Monday, Tuesday and Wednesday. A heat ...

A heat warning (sometimes called an excessive heat warning) is the most serious alert. It’s issued when dangerously high heat ...