bundled up. >> what does it do to your body to be outside? >> makes you shake. >> reporter: this family out with their 3-month-old daughter. >> reporter: the baby carrier completely sealed. you won't believe this popular waterfall in minneapolis turned into a crystal palace of ice. it is completely frozen over. in manitou, wisconsin, 14 below zero. so cold this shelter quickly filling every available bed. >> frankly, on nights like tonight we just make room. we just make room. >> reporter: here in minneapolis, the city skyline is swallowed by the steam as it rises and they try to keep those buildings warm. the cold is expected to linger here in the midwest all week. alex perez, abc news, minneapolis. >> as we mentioned, the arctic air mass is covering a huge part of the country. >> we will get the latest from accu-weather meteorologist jim dickey who's telling us to bundle up. good morning, jim. >> good morning, diana and