Add Yahoo as a preferred source to see more of our stories on Google. CHICAGO — If you didn’t feel acclimated to Thursday’s bitter frigid air, there may be good reason: it’s been a bit since the area ...

Despite a modest drop in temperatures, readings were still well above normal across a large swath of the United States with a mean temperature anomaly of +8.2 degrees. More than 200 million residents ...

As recent fervor for storm chasing and the national pastime of doubting meteorological predictions demonstrates, weather can be a tricky beast to pin down. To truly wrangle it and capture its data, ...