A winter storm could cause havoc for Americans from Texas to New York with the possibility of massive power outages and flight cancellations. Around 180 million people are bracing for the winter weather that may bring subzero temperatures and heavy snowfall to much of the country.

More than half of the U.S. is bracing for a massive winter storm predicted to bring snow and icy conditions from the Northeast to Texas and New Mexico.

Jason Furtado, associate professor at the University of Oklahoma’s School of Meteorology, said Oklahoma City and Norman will initially see freezing drizzles Friday, which will transition into snow thr...