The National Weather Service called the forecast for above-average temperatures "the first significant heat wave this season.

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

The National Hurricane Center is monitoring three tropical waves in the Atlantic basin, including one in the western ...

While “heat dome,” isn’t an official National Weather Service term, Outlaw said, these kind of heatwaves are common for the ...

The heat wave is coming, Delaware! Here's the latest forecast, from when the 'dangerous' heat is heading in to how hot it'll feel.

A heat dome has begun to blanket the US and is expected to bake more than 30 states with high temperatures that could shatter ...

These maps show daily highs across the ... according to the National Weather Service. What constitutes a heat wave? A heat wave is a period of unusually hot weather that lasts more than two ...

Widespread 90s, even perhaps a few 100s, will bake much of the eastern two-thirds of the country in a dangerous heat wave.

Many places around the country will experience their first significant heat of the year in the next few days. Here’s why it’s ...