Strong cold front to usher in a variety of hazardous weather across theHeartland today; briefly disrupt record warm spell......Powerful West Coast storm brings significant snow and wind to thePacific Northwest beginning late Wednesday into Thursday...Much of the nation's weather story through the next 36 hours remains tiedto a strong Polar cold front which continues to sweep across the Lower 48.After a period of widespread all-time record breaking warmth yesterday,temperatures across portions...