...DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Presque Isle, Montmorency, Alpena, Oscoda, Alcona, Ogemaw, Iosco, Central Chippewa and Southeast Chippewa Counties, and Mackinac Island/Bois Blanc Island.

* WHEN...Until 8 AM EDT this morning.

* IMPACTS...Hazardous driving conditions due to low visibility.

* ADDITIONAL DETAILS...Dense fog is expected to gradually lift within the first few hours after sunrise this morning.

If driving, slow down, use your headlights, and leave plenty of distance ahead of you.