Across the Corn Belt, a major, late-season winter storm is producing snow and freezing rain across the far upper Midwest, leading to blizzard conditions in much of South Dakota and environs.  A sharp temperature gradient exists across the Midwest as the storm system crosses the western Corn Belt.  For example, Friday’s high temperatures will remain near or below 32°F in the Dakotas—but will reach 70°F or higher as far north as the middle Mississippi Valley.

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