See detailed maps of the latest temperature forecasts across Europe.

The problem of determining whether clusters are present in numerical data (tendency assessment) is an important first step of cluster analysis. One tool for cluster tendency assessment is the visual ...

Those triple-digit air temperatures — with the feels-like index even worse because of humidity — are possible in places where it’s unusual.

A heat wave is currently affecting about 160 million people, according to the National Weather Service. Here's which states feel the hottest.