Multiple states across the U.S. have been hit with winter storm warnings, issued by the National Weather Service (NWS), which could bring up to 10 inches of snow in some areas, from Tuesday morning into the afternoon and in some cases, even Wednesday through to Thursday night.

A harsh drop in temperatures is being delivered to the eastern two thirds of the U.S. thanks to a polar vortex dipping down from the Arctic.

The Giants should prepare for a harsh day of winter weather when they face off against the Bears at Soldier Field. A cold front brings rain, snow and wind chills that could dip into the single digits (1 p.m. EST).

The first snow of the season struck the Midwest this weekend, and more snow is on the way for the North in the next few days while freeze warnings hit the South. Very heavy snow -- at rates of 2 inches per hour -- fell overnight in Valparaiso, Indiana, with more than 9 inches of snow reported as of early Monday.

Far eastern portions of Racine and Kenosha counties totaled up to 9½ inches of snow Nov. 10, according to the National Weather Service.

Some Massachusetts residents will be getting snow this week. While the entire commonwealth should prepare for cold temperatures, those in the Berkshires might also be getting snow.

Snow covered Michigan over the weekend, Nov. 8-9, with accumulations ranging from 1-18 inches. See where the most snow fell.

An early-season storm is expected to dump several inches of snow across the Chicago area, offering residents a quick taste of what’s to come this winter.

On Tuesday at 2:24 a.m. the National Weather Service issued an updated lake effect snow warning in effect until 1 p.m. for Mercer and Venango counties.

Winter weather warnings remain in effect for much of the Chicago area and Northwest Indiana Monday morning for an unseasonable fall snowstorm that clobbered much of the area with lake-effect snow.CHECK: School closings | Flight delays | CTA | Metra | PaceAfter a long lull,