Dense fog advisory in effect for Twin Ports, North Shore
A dense fog advisory is in effect until 3 p.m. today for the Twin Ports, Cloquet and the North Shore. Visibility at the Duluth airport dropped to as low as an eighth-mile earlier today.
The advisory covers Douglas, Carlton, southern St. Louis, southern Lake and southern Cook counties.
Visibilities of a quarter-mile or less are possible through the afternoon hours, with rapid changes possible over a short distance.