Snow showers forecast throughout the Northeast over the next few days;accumulating snowfall forecast in portions of New England.Light to moderate snow spreads from the northern Plains to the GreatLakes by Friday; strong winter storm expected this weekend.Shower and thunderstorm chances return to the Southern Plains and GulfCoastThe forecast remains on track for a low pressure system to deepen thisevening across the Interior Northeast and New England, producing periodsof snowfall while also re...