Chicago could see historic double-digit snow as an Arctic blast spreads across much of the US

Temperatures will plunge as a strong cold front makes its way through much of the country. CNN Weather

Chicago is facing a dangerous lake-effect snow event overnight Sunday into Monday morning. A narrow, but extremely intense band could dump snow at a rate of 3 or more inches per hour - so fast it overwhelms the ability to keep roads clear. If the band pivots and stalls, the city could be looking at double-digit snowfall before midday Monday.

As temperatures plummet into the mid-20s Sunday night into Monday morning, heavy snow rates could create “dangerous to nearly impossible travel conditions,” according to the National Weather Service. During this time frame, a narrow, intense lake-effect snow band, only about 10 miles wide, will be capable of thunder, wind gusts near 35 mph and nea