For people who hate cold weather, the forecast for the next couple of weeks is bad news. Waves of frigid air invading the U.S. will become progressively colder and more widespread, with the worst coming in the third week of January. Many people in the East will get a slight taste of the colder air this weekend before more substantial cold takes hold from coast to coast next week. This upcoming cold weather pattern could yield snow or ice in places that don't often get it. Seattle, Wash., Portland, Ore., Dallas, Texas, Memphis, Tenn., and Charlotte, N.C., are all in...