outages. the biggest threat, ice accumulation plus strong winds that could knock down power lines and tree limbs. the impending storm also heightening the demand for groceries as stores struggle with supply chain challenges. buy what you need but don t panic buy. reporter: the massive system marched across the midwest, dumping up to a foot of snow in portions of the dakotas and minnesota. des moines, iowa, reporting close to 14 inches. roads taking a treacherous return in missouri as the storm intensified on saturday. more dangerous weather threats are headed to the northeast with snow, sleet, and freezing rain in the forecast. a wintry blow that is far from over. and alex, just being out and about today, residents here in charlotte, really they re not used to this kind of weather. at last check the most significant ice storm in the area was december of 2002 when