⚠️ Dense Fog Advisory – Carlton/South St. Louis; Douglas – Friday, September 25, 2026

Dense Fog Advisory issued September 25 at 3:33AM CDT until September 25 at 8:00AM CDT by NWS Duluth MN

Details

* WHAT…Visibility one quarter to one half mile in dense fog.

* WHERE…In Minnesota, Carlton and South St. Louis County. In
Wisconsin, Douglas County.

* WHEN…Until 8 AM CDT this morning.

* IMPACTS…Low visibility could make driving conditions hazardous.

* ADDITIONAL DETAILS…The lowest visibilities will be found in the
St. Louis River Valley between the Twin Ports and Cloquet.

Instructions

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

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.