`` A swath of wintry precipitation is forecast from the Plains to the Great Lakes and Mid-Atlantic on Saturday , while severe storms and heavy rain are possible in parts of the Gulf Coast into the mid-South , '' the service added . `` The coldest outbreak of arctic air '' since last winter may threaten Northern Plains . Snow , freezing rain will fall in Northern Rockies , Great Plains , toward New England . Comment:
`` The coldest outbreak of arctic air '' since last winter may threaten Northern Plains . Snow , freezing rain will fall in Northern Rockies , Great Plains , toward New England . Comment: