[ACCUWEATHER] The coldest air since last winter, now over the Plains and Midwest will sweep into the East during the first half of this week.The core of the frigid air will focus over the northern Plains and the Great Lakes through at least Wednesday with overnight lows dipping down into the teens, single digits and even near zero F in the coldest spots.
Bone-chilling nights will be followed up by frosty cold days with highs struggling to reach the 20-degree mark over the regions on Monday and Tuesday. Some locations in the Central states are forecast to stay below 20 F until Wednesday afternoon, including Minneapolis, Minnesota.
Temperatures this low can make it dangerous for outdoors activities if you are not wearing the proper clothing.