FZUS53 KDLH 072305 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 605 PM CDT Tue Apr 7 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. LSZ140-081000- Grand Portage to Grand Marais MN- 605 PM CDT Tue Apr 7 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM CDT WEDNESDAY THROUGH WEDNESDAY AFTERNOON... .REST OF TONIGHT...Southwest wind 10 to 15 knots becoming southeast 15 to 20 knots with gusts to around 25 knots in the late evening and overnight. Slight chance of snow after midnight. Chance of snow toward daybreak. Waves 1 to 3 feet building to 3 to 5 feet toward daybreak. .WEDNESDAY...Southeast wind 15 to 20 knots with gusts to around 25 knots easing to 5 to 10 knots late in the afternoon. Chance of snow through the day. Rain in the afternoon. Waves 4 to 6 feet. Waves occasionally to 7 feet. .WEDNESDAY NIGHT...Southwest wind 10 to 15 knots. Gusts up to 25 knots. Chance of rain through the night. Waves 1 to 3 feet building to 3 to 5 feet after midnight. A small craft advisory may be needed. .THURSDAY...West wind 10 to 15 knots. Gusts up to 25 knots. Partly sunny. Waves 3 to 5 feet subsiding to 1 to 3 feet late in the afternoon. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ141-081000- Grand Marais to Taconite Harbor MN- 605 PM CDT Tue Apr 7 2026 .REST OF TONIGHT...South wind 5 to 10 knots becoming southeast 10 to 15 knots with gusts to around 20 knots in the late evening and overnight. Slight chance of snow after midnight. Chance of snow toward daybreak. Waves 1 to 2 feet building to 1 to 3 feet toward daybreak. .WEDNESDAY...Southeast wind 10 to 15 knots with gusts to around 20 knots becoming east 5 to 10 knots late in the afternoon. Chance of snow and rain in the morning, then rain and slight chance of snow in the afternoon. Waves 1 to 3 feet. .WEDNESDAY NIGHT...West wind 10 to 15 knots. Gusts up to 25 knots. Chance of rain through the night. Waves 1 to 3 feet. .THURSDAY...West wind 10 to 15 knots. Gusts up to 25 knots. Partly sunny. Waves 1 to 3 feet subsiding to 1 to 2 feet in the afternoon. Note...Wave height forecasts are for ice free areas. $$ LSZ142-081000- Taconite Harbor to Silver Bay Harbor MN- 605 PM CDT Tue Apr 7 2026 .REST OF TONIGHT...Southeast wind 10 to 15 knots. Chance of snow toward daybreak. Waves 1 to 2 feet. .WEDNESDAY...Southeast wind 5 to 10 knots becoming south late in the afternoon. Chance of rain, snow and light freezing rain in the morning, then rain and slight chance of snow in the afternoon. Waves 1 to 2 feet. .WEDNESDAY NIGHT...Southwest wind 10 to 15 knots. Gusts up to 25 knots. Slight chance of rain in the evening. Waves 1 to 2 feet. .THURSDAY...West wind 10 to 15 knots with gusts to around 25 knots easing to 5 knots late in the afternoon. Partly sunny. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ143-081000- Silver Bay Harbor to Two Harbors MN- 605 PM CDT Tue Apr 7 2026 .REST OF TONIGHT...Southeast wind 5 to 10 knots. Gusts up to 20 knots after midnight. Slight chance of snow toward daybreak. Waves 1 to 2 feet. .WEDNESDAY...Southeast wind 5 to 10 knots becoming southwest late in the afternoon. Chance of rain, slight chance of light freezing rain and snow in the morning, then rain in the afternoon. Waves 1 to 2 feet. .WEDNESDAY NIGHT...Southwest wind 10 to 15 knots. Gusts up to 25 knots. Slight chance of rain through the night. Waves 1 to 2 feet building to 1 to 3 feet after midnight. .THURSDAY...West wind 10 to 15 knots. Gusts up to 25 knots. Partly sunny. Waves 1 to 3 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ144-081000- Two Harbors to Duluth MN- 605 PM CDT Tue Apr 7 2026 .REST OF TONIGHT...East wind 5 to 10 knots becoming southeast 10 to 15 knots with gusts to around 20 knots in the late evening and overnight. Slight chance of rain and snow toward daybreak. Waves 1 to 2 feet. .WEDNESDAY...Southeast wind 5 to 10 knots with gusts to around 20 knots becoming southwest late in the afternoon. Chance of rain in the morning, then rain likely in the afternoon. Waves 1 to 2 feet. .WEDNESDAY NIGHT...Southwest wind 10 to 15 knots. Gusts up to 25 knots. Slight chance of rain through the night. Waves 1 to 3 feet. .THURSDAY...West wind 10 to 15 knots. Gusts up to 25 knots. Partly sunny. Waves 1 to 3 feet subsiding to 1 to 2 feet in the late morning and afternoon. Note...Wave height forecasts are for ice free areas. $$ LSZ145-081000- Duluth MN to Port Wing WI- 605 PM CDT Tue Apr 7 2026 .REST OF TONIGHT...East wind 5 to 10 knots becoming southeast 10 to 15 knots with gusts to around 20 knots in the late evening and overnight. Slight chance of rain toward daybreak. Waves 1 to 2 feet. .WEDNESDAY...South wind 5 to 10 knots becoming southwest in the afternoon. Gusts up to 20 knots. Chance of rain in the morning, then rain in the afternoon. Waves 1 to 2 feet. .WEDNESDAY NIGHT...Southwest wind 15 to 20 knots. Gusts up to 25 knots. Slight chance of rain through the night. Waves 1 to 2 feet building to 2 to 4 feet in the late evening and overnight. A small craft advisory may be needed. .THURSDAY...West wind 15 to 20 knots with gusts to around 25 knots easing to 5 to 10 knots in the afternoon. Partly sunny. Waves 2 to 4 feet subsiding to 1 to 2 feet in the afternoon. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ146-081000- Port Wing to Sand Island WI- 605 PM CDT Tue Apr 7 2026 .REST OF TONIGHT...Southeast wind 5 to 10 knots becoming south 10 to 15 knots with gusts to around 20 knots toward daybreak. Slight chance of rain and snow toward daybreak. Waves 1 foot or less. .WEDNESDAY...South wind 5 to 10 knots becoming southwest late in the afternoon. Gusts up to 20 knots. Chance of rain in the morning, then rain in the afternoon. Waves 1 foot or less. .WEDNESDAY NIGHT...Southwest wind 15 to 20 knots. Gusts up to 25 knots. Slight chance of rain through the night. Waves 1 to 2 feet building to 3 to 5 feet in the late evening and overnight. A small craft advisory may be needed. .THURSDAY...West wind 15 to 20 knots with gusts to around 25 knots easing to 5 to 10 knots late in the afternoon. Partly sunny. Waves 3 to 5 feet subsiding to 1 to 3 feet in the afternoon. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ147-081000- Sand Island to Bayfield WI- 605 PM CDT Tue Apr 7 2026 .REST OF TONIGHT...East wind 5 to 10 knots becoming south 10 to 15 knots with gusts to around 20 knots toward daybreak. Slight chance of rain and snow toward daybreak. Waves 1 foot or less. .WEDNESDAY...South wind 5 to 10 knots becoming southwest late in the afternoon. Gusts up to 20 knots. Slight chance of rain in the morning, then rain in the afternoon. Waves 1 foot or less. .WEDNESDAY NIGHT...Southwest wind 15 to 20 knots. Gusts up to 20 knots increasing to 25 knots after midnight. Slight chance of rain through the night. Waves 1 to 3 feet building to 3 to 5 feet after midnight. A small craft advisory may be needed. .THURSDAY...West wind 15 to 20 knots with gusts to around 25 knots easing to 5 to 10 knots late in the afternoon. Partly sunny. Waves 3 to 5 feet subsiding to 1 to 3 feet in the afternoon. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ150-081000- Outer Apostle Islands Beyond 5 NM from Mainland- 605 PM CDT Tue Apr 7 2026 .REST OF TONIGHT...East wind 10 to 15 knots with gusts to around 20 knots becoming southeast with gusts to around 25 knots after midnight. Slight chance of rain and snow toward daybreak. Waves 1 to 3 feet. .WEDNESDAY...South wind 10 to 15 knots with gusts to around 25 knots becoming southwest 5 to 10 knots with gusts to around 20 knots late in the afternoon. Chance of snow and slight chance of rain in the morning, then rain in the afternoon. Waves 1 to 3 feet. .WEDNESDAY NIGHT...Southwest wind 20 to 25 knots with gusts to around 30 knots. Slight chance of rain through the night. Waves 1 to 3 feet building to 3 to 5 feet after midnight. Waves occasionally to 7 feet. A small craft advisory may be needed. .THURSDAY...West wind 20 to 25 knots with gusts to around 30 knots easing to 10 to 15 knots with gusts to around 20 knots in the afternoon. Mostly sunny. Waves 4 to 6 feet subsiding to 1 to 2 feet. Waves occasionally to 7 feet. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ148-081000- Oak Point to Saxon Harbor WI- 605 PM CDT Tue Apr 7 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM CDT WEDNESDAY THROUGH WEDNESDAY AFTERNOON... .REST OF TONIGHT...East wind 5 to 10 knots becoming south 10 to 15 knots with gusts to around 25 knots in the late evening and overnight. Slight chance of rain toward daybreak. Waves 1 to 2 feet. .WEDNESDAY...South wind 10 to 15 knots with gusts to around 25 knots becoming southwest with gusts to around 20 knots late in the afternoon. Slight chance of rain in the morning, then rain in the afternoon. Waves 1 to 2 feet. .WEDNESDAY NIGHT...Southwest wind 10 knots with gusts to around 20 knots rising to 15 to 20 knots with gusts to around 25 knots in the late evening and overnight. Chance of rain in the evening. Waves 1 to 3 feet. .THURSDAY...West wind 15 to 20 knots with gusts to around 25 knots easing to 10 to 15 knots with gusts to around 20 knots in the late morning and afternoon. Partly sunny. Waves 1 to 3 feet. Note...Wave height forecasts are for ice free areas. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH