sentences:  The wind also whipped up snow drifts which in some cases covered two and three-storey buildings and made many roads impassable to both common motor vehicles and snow removal equipment.The humid continental climate of coastal Nova Scotia typically does not experience extreme snowfalls, compared with northern Nova Scotia, Cape Breton Island, Prince Edward Island and New Brunswick.Thus the blizzard and heavy snowfall had a crippling effect on the Halifax Urban Area for several days following the storm as public works personnel struggled to clear streets and roads.