A chilly Saturday will bring light snow to Colorado’s mountains as fog returns across the Front Range and Denver area, according to the National Weather Service. The entire state will see frigid temperature highs below freezing on Sunday, according to a NWS Hazardous Weather Outlook. Denver has expanded its cold-weather shelters through Wednesday. “Roads are looking slick this morning, with areas of snow and ice on mountain roads and across the eastern plains,” NWS forecasters said Sunday.