A classic Colorado low will push into Iowa Tuesday, pushing a deep layer of Gulf moisture into Minnesota. NOAA s models keep the heaviest snow band over central Minnesota while ECMWF predicts over a foot at MSP. Still too close to call, but you might want to have a Plan B on Tuesday. Serious slush! Check the blog for more details. -Todd Nelson
A Christmas blizzard is expected to turn into a bomb cyclone this week, snarling highway and airport traffic across much of the U.S. with freezing temps, high winds and snow.