Extreme wind chills make Iowa's caucus dangerously cold

Wind chill feels like minus 46, making it dangerously cold outside.

Extreme Cold and Potentially Deadly Wind Chills Expected in Iowa

As the Hawkeye state braces for one of the coldest days on record, senior meteorologists are warning residents about the dangers of venturing outside. The bitter cold, combined with strong winds, is expected to create wind chills that could be potentially deadly.