WHAT
For the Dense Fog Advisory, visibility one-quarter mile or less in dense fog. For the Heat Advisory, heat index values up to 95 expected.

WHERE
Central St. Louis County. This includes the Tribal Lands of the Bois Forte Band, Lake Vermilion area.

WHEN
Until 9 PM CDT this evening.

IMPACTS
Hot temperatures and high humidity may cause heat illnesses. Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. If driving, slow down, use your low-beam headlights and fog lights, and leave plenty of distance ahead of you.