National Weather Service Northern Indiana has extended the dense fog advisory until noon today.
Advisory includes Kosciusko, Whitley, Fulton, Marshall counties
Dense fog is limiting visibilities to less than one-fourth mile through late morning and will cause hazardous driving conditions and travel delays.
There have been fog related accidents reported in the advisory area.
NWS states motorist should slow down, use headlights and leave plenty of distance between your vehicle and the vehicle ahead of you.