(NBC NEWS) -- The Midwest is bracing for yet another wave of snow and ice.
Forecasters say the this latest system could be the roughest of the winter, and the Chicago area could be one of the hardest hit.
This latest round of harsh winter weather started its assault in the Dakotas.
Heavy bands of snow began moving through Monday, at times dropping more than an inch an hour.
In an area use to it's share of tough winter storms this one has their attention.
In Minot officials made the rare decision to shut down schools.
A winter storm warning is in effect for Chicago and will continue through midnight.