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Winter Weather and Blizzards
Summer 'polar vortex' cooling off parts of U.S. while the West bakes
Summer 'polar vortex' cooling off parts of U.S. while the West bakes

Put away those shorts and tank tops, Chicago, and get ready for another "polar vortex." That’s what some people are calling the unseasonably cold temperatures expected to come to the northern and eastern United States next week, as a patch of cold air flows from northern Canada to the Great Lakes area and slips eastward toward the coast. The temperature in some areas will slide as low as 15 to 20 degrees below normal, and some states are likely to see cold rain and thunderstorms as the air mass moves in, according to the National Weather Service. The upper Midwest could see some of the coldest weather, with highs in the low- to mid-60s, and parts of the Chicago area could even see lows...

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