Snowfall from tomorrow evening into late Monday night will total around a foot Details >
Mar 15, 2014; 5:00 AM ET A major shot of cold air will slide south into the northern U.S. this weekend into Sunday.
A spike in severe thunderstorms, capable of producing tornadoes, will follow a slow start to severe weather season in 2014.
The Steel City will be seeing a roller-coaster ride of temperatures through the weekend.
Another storm in a seemingly endless parade threatens to bring severe weather, snow and flooding from Texas to Maine.