Minor Dense Smoke Advisory | Effective 07/15/2026 20:15

Headline: 
Dense Smoke Advisory issued July 15 at 10:15PM CDT until July 16 at 4:00PM CDT by NWS Duluth MN
Event: 
Dense Smoke Advisory
Urgency: 
Expected
Effective: 
July 15, 2026 - 8:15pm
Expires: 
July 16, 2026 - 2:00pm
Description: 
* WHAT...Dense smoke will reduce visibility to less than 1 NM. * WHERE...Portions of Lake Superior. * WHEN...Until 4 PM CDT Thursday. * IMPACTS...Low visibility will make navigation difficult.
Instruction: 
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.
Area Description: 
Chequamegon Bay-Bayfield to Oak Point WI; Silver Bay Harbor to Two Harbors MN; Two Harbors to Duluth MN; Duluth MN to Port Wing WI; Port Wing to Sand Island WI; Sand Island to Bayfield WI; Oak Point to Saxon Harbor WI; Outer Apostle Islands Beyond 5 NM from Mainland
Forcast Office: 
NWS Duluth MN