Overnight temperatures in some parts of southern California hit the triple digits around midnight on Thursday night as a "brutal" heat wave continues to grip the Golden State. Excessively hot ...

A potentially historic heat wave is underway across California, and high temperatures may exceed 100 degrees for more than a week straight in parts of the Bay Area and Central Valley. But there ...

It can also be described as extreme heat. Generally, a heat wave in the northeast is considered three or more consecutive days with temperatures at or above 90 degrees.

Additionally, the alert warned that this will be a "long duration heat wave," with high humidity levels and little to no overnight relief. In parts of Central N.C. including Raleigh, heat advisories ...

There are a lot of words being thrown around this time of year, such as 'heat dome' and 'heat wave' or heat advisory versus heat watch. Here's the difference and what they mean.