Will La Nina Bring More Snow to North America, Europe?

(Dec. 3) - December may have just begun, but the harsh realities of winter have already set in for large portions of North America and Europe - and another storm will provide a course of snow in its aftermath from the northern Plains to parts of the South through the weekend.The La Nina that U.S. government forecasters have been talk about since May is at least partly responsible and will remain to determine the conditions for the winter.