The phenomenon, which blasts Arctic air across parts of North America, can disrupt weather patterns. According to the Windy weather map, temperatures ... of outbreaks of bad weather across the ...

A map of estimated new snow depths across the U.S. shows another arctic blast of cold air from the north will bring at least an inch of snow across a swath of northern America by Saturday.

After a record-breaking Gulf Coast storm, cities like New Orleans and Pensacola, Florida, have suddenly had more snow this winter ... looping turns from western North America into the South ...

As Christmas approaches, snow cover in the United States and other parts of North America is at its lowest extent on record for the time of year — in many cases melted away by record-warm weather.