...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CDT THIS MORNING FOR CENTRAL AND NORTHERN ST LOUIS COUNTY...

* WHAT...Visibility one quarter mile or less in dense fog for central and northern St Louis County.

* WHERE...Central and Northern St. Louis County. This includes the Tribal Lands of the Bois Forte Band, Nett Lake and, Lake Vermilion areas. Recreation spots such as Voyageurs National Park. This also includes the Boundary Waters western area.

* WHEN...Until 9 AM CDT this morning.

* IMPACTS...Low visibility could make driving conditions hazardous.

If driving, slow down, use your low-beam headlights and fog lights, and leave plenty of distance ahead of you.