FZUS53 KDLH 090052 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 752 PM CDT Wed Jul 8 2026 For waters within five nautical miles of shore on Lake Superior. Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. LSZ140-091000- Grand Portage to Grand Marais MN- 752 PM CDT Wed Jul 8 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THURSDAY... .REST OF TONIGHT...West wind 10 to 15 knots easing to 5 knots after midnight. Patchy dense fog through the night. Waves 1 foot or less. .THURSDAY...Northwest wind 5 knots becoming southwest in the late morning and afternoon. Patchy fog in the morning. Waves 1 foot or less. .THURSDAY NIGHT...Southwest wind 5 knots becoming north after midnight. Partly cloudy. Waves 1 foot or less. .FRIDAY...East wind 5 knots becoming southeast in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ141-091000- Grand Marais to Taconite Harbor MN- 752 PM CDT Wed Jul 8 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THURSDAY... .REST OF TONIGHT...West wind 5 to 10 knots becoming northwest late in the evening, then becoming variable 10 knots or less after midnight becoming north 5 knots toward daybreak. Patchy dense fog through the night. Waves 1 foot or less. .THURSDAY...Variable winds 10 knots or less. Patchy dense fog in the morning. Waves 1 foot or less. .THURSDAY NIGHT...Variable winds 10 knots or less. Partly cloudy. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming east 5 knots late in the morning, then becoming variable 10 knots or less in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ142-091000- Taconite Harbor to Silver Bay Harbor MN- 752 PM CDT Wed Jul 8 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THURSDAY... .REST OF TONIGHT...Southwest wind 5 knots early in the evening becoming variable 10 knots or less. Patchy dense fog through the night. Waves 1 foot or less. .THURSDAY...Variable winds 10 knots or less. Patchy dense fog in the morning. Waves 1 foot or less. .THURSDAY NIGHT...Variable winds 10 knots or less. Partly cloudy. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less. Mostly sunny. Waves 1 foot or less. $$ LSZ143-091000- Silver Bay Harbor to Two Harbors MN- 752 PM CDT Wed Jul 8 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THURSDAY... .REST OF TONIGHT...Southwest wind 5 knots early in the evening becoming variable 10 knots or less. Patchy dense fog in the late evening and overnight. Waves 1 foot or less. .THURSDAY...Variable winds 10 knots or less. Patchy dense fog in the morning. Waves 1 foot or less. .THURSDAY NIGHT...Variable winds 10 knots or less. Partly cloudy. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming east 5 knots in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ144-091000- Two Harbors to Duluth MN- 752 PM CDT Wed Jul 8 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THURSDAY... .REST OF TONIGHT...Variable winds 10 knots or less becoming north 5 knots toward daybreak. Patchy dense fog after midnight. Waves 1 foot or less. .THURSDAY...Northeast wind 5 knots becoming east in the late morning and afternoon. Patchy dense fog in the morning. Waves 1 foot or less. .THURSDAY NIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less. Mostly clear. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming east 5 knots in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ145-091000- Duluth MN to Port Wing WI- 752 PM CDT Wed Jul 8 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THURSDAY... .REST OF TONIGHT...North wind 5 knots early in the evening becoming variable 10 knots or less, then becoming northwest 5 knots toward daybreak. Patchy dense fog after midnight. Waves 1 foot or less. .THURSDAY...Northeast wind 5 knots. Patchy dense fog in the morning. Waves 1 foot or less. .THURSDAY NIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less. Mostly clear. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming northeast 5 knots in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ146-091000- Port Wing to Sand Island WI- 752 PM CDT Wed Jul 8 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THURSDAY... .REST OF TONIGHT...West wind 5 knots early in the evening becoming variable 10 knots or less. Patchy dense fog until early morning. Areas of dense fog toward daybreak. Waves 1 foot or less. .THURSDAY...Variable winds 10 knots or less. Areas of dense fog in the morning. Waves 1 foot or less. .THURSDAY NIGHT...Variable winds 10 knots or less. Partly cloudy. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming northeast 5 knots in the afternoon. Partly sunny in the morning then clearing. Waves 1 foot or less. $$ LSZ147-091000- Sand Island to Bayfield WI- 752 PM CDT Wed Jul 8 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THURSDAY... .REST OF TONIGHT...West wind 5 knots early in the evening becoming variable 10 knots or less. Patchy dense fog until early morning. Areas of dense fog toward daybreak. Waves 1 foot or less. .THURSDAY...Variable winds 10 knots or less becoming northeast 5 knots late in the afternoon. Areas of dense fog in the morning. Waves 1 foot or less. .THURSDAY NIGHT...Variable winds 10 knots or less. Partly cloudy. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming northeast 5 knots in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ150-091000- Outer Apostle Islands Beyond 5 NM from Mainland- 752 PM CDT Wed Jul 8 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THURSDAY... .REST OF TONIGHT...South wind 5 knots early in the evening becoming variable 10 knots or less. Patchy dense fog in the evening. Areas of dense fog after midnight, then widespread dense fog toward daybreak. Waves 1 foot or less. .THURSDAY...Variable winds 10 knots or less becoming east 5 knots in the afternoon. Patchy dense fog in the morning. Waves 1 foot or less. .THURSDAY NIGHT...Variable winds 10 knots or less becoming east 5 knots after midnight, then becoming variable 10 knots or less early in the morning. Patchy fog. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming northeast 5 knots in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ121-091000- Chequamegon Bay-Bayfield to Oak Point WI- 752 PM CDT Wed Jul 8 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THURSDAY... .REST OF TONIGHT...East wind 5 knots early in the evening becoming variable 10 knots or less. Patchy dense fog until early morning. Areas of dense fog toward daybreak. Waves 1 foot or less. .THURSDAY...Variable winds 10 knots or less becoming northeast 5 knots in the late morning and afternoon. Areas of dense fog in the morning. Waves 1 foot or less. .THURSDAY NIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less. Mostly clear. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming northeast 5 knots in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ148-091000- Oak Point to Saxon Harbor WI- 752 PM CDT Wed Jul 8 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THURSDAY... .REST OF TONIGHT...Southeast wind 5 knots early in the evening becoming variable 10 knots or less. Patchy dense fog in the evening. Areas of dense fog after midnight, then widespread dense fog toward daybreak. Waves 1 foot or less. .THURSDAY...Variable winds 10 knots or less becoming northeast 5 knots in the late morning and afternoon. Patchy dense fog in the morning. Waves 1 foot or less. .THURSDAY NIGHT...Variable winds 10 knots or less. Patchy fog after midnight. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming northeast 5 knots in the afternoon. Mostly sunny. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH