Be careful on your Tuesday morning commute: Fog and icy roads are slowing travel and have led to a multiple-vehicle crash in Utah County.
The National Weather Service has issued a dense fog advisory mainly in Davis, Weber and Utah counties effective until 11 a.m. Tuesday.
Patchy fog is affecting portions of Interstate 15 and the Legacy Parkway, according to the weather service.
The Utah Highway Patrol reported a 14-car car pileup on northbound I-15 in the Springville area. The crash closed three right lanes and the northbound on-ramp at mile marker 261, Trooper Jared Cornia said.