OMAHA, Neb. (AP) – Hundreds of Nebraska and Iowa schools and some businesses have been closed or will open late because of the below-zero temperatures and bracing winds. A National Weather Service wind chill warning for northeast Nebraska and nearly all of Iowa says dangerously low wind chills could reach minus 35 on Wednesday morning.

In Mason City, Iowa, the air temperature of minus 6 combined with 30 mph winds to make it feel like 34 below zero. In Des Moines, the wind chill was minus 24. In South Sioux City, Nebraska, the temperature of minus 2 and the winds above 20 mph combined for a wind chill of minus 26.