shoveling their driveway, now scrambling to clear off their roof. a foot of heavy wet snow on a 1,600-square-foot home weighs as much as 14 tons. the plows literally wouldn't work. so the only way to remove the snow is with front end loaders and dump trucks. you'll have people with thousands of pounds on their roof. >> reporter: lake effect snow pounding lake michigan, too. another one to three feet. as temperatures begin warming up, the concern is that roofs just like this one will be getting heavier as rain moves in. officials telling us they expect roof collapses to increase. gio benitez, abc news, buffalo, new york. a few days before that meltdown in the great lakes region. >> dangerous windchills blowing in. here's accuweather's jim dickey. >> good morning. good news here. lake effect snow coming to an end. we've tracked this band throughout the past 24 hours that set up off of lake erie. see it moving south. moving south of buffalo. that southward trend continues. that will allow the band to