PHILADELPHIA - A cluster of winter weather will impact the region on Saturday evening and last through Sunday morning.The wintry mix will combine with below-freezing temperatures to create slick conditions on roadways and sidewalks.A Winter Weather Advisory will be in effect for portions of central, northern and southern Delaware from Saturday 8 a.m.
to 7 a.m. Sunday. The National Weather Service has also issued an advisory for portions of New Jersey and southeast Pennsylvania starting Saturday at 1 p.m.