Minor Dense Fog Advisory | Effective 06/30/2026 09:16
* WHAT...Dense fog will occasionally reduce visibility to below 1
NM.
* WHERE...Portions of Lake Superior, from Grand Portage around the
head of the lake and through the Outer Apostles.
* WHEN...Until 7 PM CDT this evening.
* IMPACTS...Low visibility will make navigation difficult.
If you must navigate, proceed with caution. Use proper fog
signals. Make sure all running lights are on. Remember to use
your radar and compass.