The National Weather Service issued an extreme heat warning through Monday. Here's what to know about heat conditions this ...

There are a couple of changes effective this summer regarding the heat alerts the National Weather Service will issue ...

Several states are expecting extreme heat, with the heat index, or feels-like temperature, surging past 100 degrees.

The criteria to issue a heat advisory, excessive heat watch and excessive heat warning is not clear-cut in NJ. Here's maps, what to know.