What the National Weather Service is calling the coldest air in recent memory is pouring into the northern U.S. today. Forecast wind chills are capable of causing frostbite on exposed skin within minutes. SDPB's Gary Ellenbolt visits with Jim Murray with the National Weather Service in Sioux Falls about the dangerous situation forming on the Northern Plains.
Forecasters Warn Of Life-Threatening Cold Over Next Two Days
National Weather Service