Above...map showing current weather warnings out. Notice the orange...that is Blizzard Warnings. This storm will impact much of The U.S. with many forms of severe weather from blizzards to ice in New England to severe thunderstorms and tornadoes in the south. Below..latest satellite and radar showing the storm organizing in Rockies.
Below - today's severe outlook - dark green..yellow - tan - widespread outbreak possible. Following that map - expected snowfall over next 5 days.
Below - animated maps for the weekend followed by rainfall for the next 5 days.
Lastly...a look at high temperatures for Saturday. You can see the contrast in the Plains...one of the reasons for such a large storm. Be safe.