From wind chills near -55 to 40 cm of snow, much of Canada is under weather warnings  CTV NewsTravel, school and power disruptions likely in parts of Atlantic Canada  The Weather NetworkHeavy snow, strong winds expected across eastern N.S.  101.5 The HawkMore snow, more crashes, more time off for some Nova Scotia students  PNI Atlantic NewsSnow squalls cause highway closures in Nova Scotia  Yahoo News Canada