CHEYENNE, Wyo. – Southeast Wyoming and the Nebraska Panhandle will see increasing chances for snow and colder temperatures this weekend, as a winter weather system moves into the region. A Freezing Fog Advisory remains in effect this morning for Laramie County, while a Dense Fog Advisory is in place for the Nebraska Panhandle. Fog may cause slick roadways with light icing on elevated surfaces. Visibility may remain limited until late morning.