Overview

• New dense fog advisories were issued early Tuesday for Midland and Bay counties in Michigan through 8:30 a.m. EDT, with visibility dropping to a quarter mile or less during the commute.
• On Monday, multiple Upper Peninsula and eastern Michigan counties faced short-duration alerts, and NWS Green Bay warned Florence and Marinette counties in Wisconsin before conditions improved by midmorning.
• Satellite imagery shared by NWS Green Bay showed the fog deck over far northeast Wisconsin gradually diminishing as the morning progressed.
• Forecasters urged drivers to slow down, use low-beam headlights, and increase following distance, while NWS Marquette advised boaters to use proper fog signals, running lights, radar, and a compass.
• NWS meteorologist Jason Alumbaugh said the current setup could produce locally dense fog after midnight through the morning commute into the later part of the week, and similar advisories were reported Monday in North Dakota, Texas, Minnesota, and Montana.