A major winter storm has hit the upper Midwest, already leaving more than a foot of snow in several northeast Wisconsin neighborhoods as of Sunday afternoon.Upwards of 24 inches is possible in some areas, according to NBC 26 chi ef meteorologist Cameron Moreland. Strong winds of 50-60 mph will cause blowing snow with zero visibility.The Wisconsin Department of Transportation is advising drivers to avoid unnecessary travel, particularly in the following counties: Brown Calumet Door Fond du Lac Kewaunee Marinette Oconto Outagamie WinnebagoAdditionally, several school districts including Green Bay, Appleton and Oshkosh, have canceled classes and activities for Monday. Click here to see the full list of closings. ...read more read less