Lake effect snow continues downwind of Lake Ontario, before adeveloping low pressure system spreads snowfall east into northern NewEngland tomorrow...Light to moderate snow enters the northern Plains midweek and pushesinto the Upper Midwest on Thursday.Shower and thunderstorm chances return to the Southern Plains andwestern Gulf Coast.Cool and breezy weather remains entrenched across the eastern half of thecountry as a secondary cold front over the Midwest reinforces the chillyairmass overhea...