Minor Dense Fog Advisory | Effective 07/27/2026 06:47

Headline: 
Dense Fog Advisory issued July 27 at 8:47AM CDT until July 27 at 5:00PM CDT by NWS Duluth MN
Event: 
Dense Fog Advisory
Urgency: 
Expected
Effective: 
July 27, 2026 - 6:47am
Expires: 
July 27, 2026 - 3:00pm
Description: 
* WHAT...For the Dense Fog Advisory, dense fog will reduce visibility below 1 NM. For the Small Craft Advisory, northeast winds 5 to 15 kt with gusts up to 25 kt and waves 3 to 5 ft expected. * WHERE...Silver Bay Harbor to Two Harbors MN, Two Harbors to Duluth MN and Duluth MN to Port Wing WI. * WHEN...Until 5 PM CDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. Low visibility will make navigation difficult.
Instruction: 
Anyone operating a smaller vessel should avoid navigating in hazardous conditions. 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: 
Silver Bay Harbor to Two Harbors MN; Two Harbors to Duluth MN; Duluth MN to Port Wing WI
Forcast Office: 
NWS Duluth MN