Surges of springlike warmth are coming. Find out when and where.
Around 140 million people across more than two dozen states people may experience temperatures greater than 70 degrees. Here are the places that are on T-shirt and shorts watch.
Warmth is weakening the polar vortex. Here’s what it means for extreme cold.
Research has found that rising temperatures in the Arctic are weakening weather systems that normally trap the cold around ...