


Nearshore Marine Forecast
Issued by NWS Duluth, MN
Issued by NWS Duluth, MN
802 FZUS53 KDLH 070215 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 915 PM CDT Mon Oct 6 2025 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. LSZ140-141-071015- Grand Portage to Grand Marais MN- Grand Marais to Taconite Harbor MN- 915 PM CDT Mon Oct 6 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM CDT TUESDAY THROUGH TUESDAY AFTERNOON... .REST OF TONIGHT...West wind 10 to 15 knots with gusts to around 20 knots. Mostly clear. Waves 1 to 3 feet. .TUESDAY...Northwest wind 15 to 20 knots with gusts to around 25 knots easing to 10 to 15 knots with gusts to around 20 knots late in the afternoon. Sunny. Waves 1 to 3 feet. .TUESDAY NIGHT...Northwest wind 5 to 10 knots. Clear. Waves 1 foot or less. .WEDNESDAY...Northwest wind 5 knots becoming southwest in the late morning and afternoon. Sunny. Waves 1 foot or less. $$ LSZ142-143-071015- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN- 915 PM CDT Mon Oct 6 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM CDT TUESDAY THROUGH TUESDAY MORNING... .REST OF TONIGHT...West wind 10 to 15 knots. Gusts up to 20 knots after midnight. Mostly clear. Waves 1 to 2 feet. .TUESDAY...Northwest wind 10 to 15 knots. Gusts up to 25 knots. Sunny. Waves 1 to 2 feet. .TUESDAY NIGHT...Northwest wind 5 knots. Clear. Waves 1 foot or less. .WEDNESDAY...Northwest wind 5 knots becoming south in the late morning and early afternoon, then becoming southeast late in the afternoon. Sunny. Waves 1 foot or less. $$ LSZ144-145-071015- Two Harbors to Duluth MN-Duluth MN to Port Wing WI- 915 PM CDT Mon Oct 6 2025 .REST OF TONIGHT...West wind 10 to 15 knots. Gusts up to 20 knots toward daybreak. Mostly clear. Waves 1 to 2 feet. .TUESDAY...Northwest wind 10 to 15 knots with gusts to around 20 knots easing to 5 to 10 knots late in the afternoon. Sunny. Waves 1 to 3 feet. .TUESDAY NIGHT...North wind 5 to 10 knots becoming west early in the morning. Clear. Waves 1 foot or less. .WEDNESDAY...South wind 5 knots becoming southeast late in the afternoon. Sunny. Waves 1 foot or less. $$ LSZ146-071015- Port Wing to Sand Island WI- 915 PM CDT Mon Oct 6 2025 .REST OF TONIGHT...Southwest wind 10 to 15 knots. Gusts up to 20 knots after midnight. Mostly clear. Waves 1 to 3 feet. .TUESDAY...Northwest wind 10 to 15 knots with gusts to around 20 knots easing to 5 to 10 knots late in the afternoon. Sunny. Waves 2 to 3 feet subsiding to 1 to 3 feet in the afternoon. .TUESDAY NIGHT...North wind 5 knots. Clear. Waves 1 foot or less. .WEDNESDAY...South wind 5 knots becoming east late in the afternoon. Sunny. Waves 1 foot or less. $$ LSZ147-071015- Sand Island to Bayfield WI- 915 PM CDT Mon Oct 6 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM CDT TUESDAY THROUGH TUESDAY AFTERNOON... .REST OF TONIGHT...West wind 10 to 15 knots with gusts to around 20 knots. Mostly clear. Waves 1 to 3 feet. .TUESDAY...West wind 15 to 20 knots with gusts to around 25 knots becoming northwest 10 to 15 knots with gusts to around 20 knots in the afternoon. Sunny. Waves 2 to 4 feet subsiding to 1 to 2 feet late in the afternoon. .TUESDAY NIGHT...Northwest wind 5 to 10 knots. Clear. Waves 1 foot or less. .WEDNESDAY...Variable winds 10 knots or less becoming south 5 knots in the late morning and early afternoon, then becoming southeast late in the afternoon. Sunny. Waves 1 foot or less. $$ LSZ150-071015- Outer Apostle Islands Beyond 5 NM from Mainland- 915 PM CDT Mon Oct 6 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM CDT TUESDAY THROUGH TUESDAY AFTERNOON... .REST OF TONIGHT...West wind 15 to 20 knots. Gusts up to 20 knots increasing to 25 knots toward daybreak. Mostly clear. Waves 1 to 3 feet building to 2 to 4 feet toward daybreak. .TUESDAY...West wind 15 to 20 knots with gusts to around 25 knots becoming northwest in the afternoon. Sunny. Waves 3 to 5 feet subsiding to 1 to 3 feet late in the afternoon. .TUESDAY NIGHT...Northwest wind 5 to 10 knots. Clear. Waves 1 to 2 feet. .WEDNESDAY...West wind 5 knots becoming southeast late in the afternoon. Sunny. Waves 1 foot or less. $$ LSZ121-071015- Chequamegon Bay-Bayfield to Oak Point WI- 915 PM CDT Mon Oct 6 2025 .REST OF TONIGHT...West wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. .TUESDAY...West wind 10 to 15 knots with gusts to around 20 knots becoming northwest with gusts to around 20 knots in the afternoon. Sunny. Waves 1 foot or less. .TUESDAY NIGHT...Northwest wind 5 knots becoming west early in the morning. Clear. Waves 1 foot or less. .WEDNESDAY...Southwest wind 5 knots becoming southeast late in the afternoon. Sunny. Waves 1 foot or less. $$ LSZ148-071015- Oak Point to Saxon Harbor WI- 915 PM CDT Mon Oct 6 2025 .REST OF TONIGHT...Southwest wind 10 to 15 knots. Gusts up to 20 knots toward daybreak. Mostly clear. Waves 1 foot or less. .TUESDAY...West wind 10 to 15 knots with gusts to around 20 knots becoming northwest with gusts to around 20 knots early in the afternoon, then easing to 10 knots late in the afternoon. Sunny. Waves 1 to 3 feet. .TUESDAY NIGHT...Northwest wind 5 to 10 knots becoming west early in the morning. Clear. Waves 1 foot or less. .WEDNESDAY...Southwest wind 5 knots becoming southeast late in the afternoon. Sunny. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes Britt