First of 2 early winter storms moving into Utah

The first of two Pacific storm systems was moving across Utah on Thursday, with the stronger, colder storm carrying the heaviest snow expected to descend from the northern mountains early Friday and intensify as it spreads south Saturday.A winter weather advisory remained in effect until 6 p.m. Thursday for areas mostly north of U.S. Interstate 80 and east of I-15. A winter storm warning was to go into effect at midnight Thursday through noon Saturday, the National Weather Service in Salt Lake C