The Metrodome is operated by the Metropolitan Sports Facilities Commission. Its executive director, Bill Lester, said Sunday morning the damage is being assessed and the agency will issue a statement later. He says he has no details yet on what happened.
Minneapolis and much of the upper Midwest have been hit by a blizzard that has dumped up to 20 inches (50 centimeters) of snow in some areas.
The Vikings' Sunday National Football League game against the New York Giants had already been pushed to Monday. It is not clear what will happen to the schedule now.