FZUS53 KDLH 081715 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 1215 PM CDT Wed Apr 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. LSZ140-082200- Grand Portage to Grand Marais MN- 1215 PM CDT Wed Apr 8 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON... ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY AFTERNOON... .REST OF TODAY...East wind 10 to 15 knots with gusts to around 20 knots. Chance of rain showers and slight chance of snow showers early in the afternoon, then rain showers late. Waves 2 to 4 feet. .TONIGHT...Southwest wind 15 to 20 knots with gusts to around 25 knots. Chance of rain showers in the evening. Slight chance of rain showers after midnight. Waves 1 to 3 feet subsiding to 1 to 2 feet late in the evening, then building to 2 to 4 feet after midnight. .THURSDAY...West wind 15 to 20 knots. Gusts up to 25 knots. Mostly sunny. Waves 2 to 4 feet subsiding to 1 to 2 feet late in the afternoon. .THURSDAY NIGHT...Northwest wind 5 to 10 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ141-082200- Grand Marais to Taconite Harbor MN- 1215 PM CDT Wed Apr 8 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY MORNING... .REST OF TODAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots early in the afternoon. Chance of rain showers and slight chance of snow showers early in the afternoon, then rain showers late. Waves 1 to 3 feet. .TONIGHT...Southwest wind 10 to 15 knots. Gusts up to 25 knots. Chance of rain showers in the evening. Waves 1 to 3 feet. .THURSDAY...West wind 10 to 15 knots. Gusts up to 25 knots. Mostly sunny. Waves 1 to 3 feet subsiding to 1 to 2 feet in the afternoon. .THURSDAY NIGHT...Northwest wind 5 to 10 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ142-082200- Taconite Harbor to Silver Bay Harbor MN- 1215 PM CDT Wed Apr 8 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY MORNING... .REST OF TODAY...Northeast wind 5 to 10 knots. Chance of rain showers. Waves 1 to 2 feet. .TONIGHT...Southwest wind 10 to 15 knots with gusts to around 25 knots. Slight chance of rain showers in the evening. Waves 1 to 2 feet. .THURSDAY...West wind 10 to 15 knots with gusts to around 20 knots easing to 5 knots late in the afternoon. Mostly sunny. Waves 1 to 2 feet. .THURSDAY NIGHT...West wind 5 knots early in the evening becoming variable 10 knots or less. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ143-082200- Silver Bay Harbor to Two Harbors MN- 1215 PM CDT Wed Apr 8 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY MORNING... .REST OF TODAY...Northeast wind 5 to 10 knots becoming north late. Rain showers. Waves 1 foot or less. .TONIGHT...Southwest wind 15 to 20 knots with gusts to around 25 knots. Slight chance of rain showers in the evening. Waves 1 to 2 feet building to 1 to 3 feet after midnight. .THURSDAY...West wind 10 to 15 knots with gusts to around 20 knots easing to 5 knots late in the afternoon. Partly sunny. Waves 1 to 3 feet. .THURSDAY NIGHT...West wind 5 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ144-082200- Two Harbors to Duluth MN- 1215 PM CDT Wed Apr 8 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY MORNING... .REST OF TODAY...Northeast wind 5 to 10 knots becoming west late. Rain showers early in the afternoon, then chance of rain showers late. Waves 1 foot or less. .TONIGHT...Southwest wind 15 to 20 knots. Gusts up to 25 knots in the late evening and overnight. Slight chance of rain showers in the evening. Waves 1 to 2 feet building to 1 to 3 feet after midnight. .THURSDAY...West wind 15 to 20 knots easing to 5 to 10 knots late in the afternoon. Partly sunny. Waves 1 to 3 feet. .THURSDAY NIGHT...West wind 5 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ145-082200- Duluth MN to Port Wing WI- 1215 PM CDT Wed Apr 8 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY MORNING... .REST OF TODAY...Northeast wind 5 to 10 knots becoming west late. Rain showers early in the afternoon, then chance of rain showers late. Waves 1 foot or less. .TONIGHT...Southwest wind 15 to 20 knots. Gusts up to 20 knots increasing to 25 knots in the late evening and overnight. Slight chance of rain showers in the evening. Waves 1 to 3 feet building to 2 to 4 feet after midnight. .THURSDAY...West wind 15 to 20 knots with gusts to around 25 knots easing to 5 to 10 knots late in the afternoon. Partly sunny. Waves 2 to 4 feet subsiding to 1 to 2 feet in the afternoon. .THURSDAY NIGHT...West wind 5 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ146-082200- Port Wing to Sand Island WI- 1215 PM CDT Wed Apr 8 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM CDT THIS EVENING THROUGH THURSDAY AFTERNOON... .REST OF TODAY...Northeast wind 5 knots becoming northwest late. Rain showers likely early in the afternoon, then rain showers late. Waves 1 foot or less. .TONIGHT...Southwest wind 15 to 20 knots. Gusts up to 30 knots. Slight chance of rain showers in the evening. Waves 1 to 3 feet building to 3 to 5 feet after midnight. .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. .THURSDAY NIGHT...West wind 5 knots. Mostly cloudy. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ147-082200- Sand Island to Bayfield WI- 1215 PM CDT Wed Apr 8 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM CDT THIS EVENING THROUGH THURSDAY AFTERNOON... .REST OF TODAY...East wind 5 to 10 knots becoming northwest late. Chance of rain showers early in the afternoon, then rain showers likely late. Waves 1 foot or less. .TONIGHT...Southwest wind 15 to 20 knots with gusts to around 30 knots. Chance of rain showers in the evening. Waves 1 to 2 feet building to 2 to 4 feet after midnight. .THURSDAY...West wind 15 to 20 knots with gusts to around 25 knots easing to 5 to 10 knots late in the afternoon. Mostly sunny. Waves 3 to 5 feet subsiding to 1 to 3 feet in the afternoon. .THURSDAY NIGHT...West wind 5 knots in the evening becoming variable 10 knots or less, then becoming west 5 knots early in the morning. Mostly cloudy. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ150-082200- Outer Apostle Islands Beyond 5 NM from Mainland- 1215 PM CDT Wed Apr 8 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 PM CDT THIS EVENING THROUGH THURSDAY AFTERNOON... .REST OF TODAY...East wind 5 to 10 knots becoming northwest late. Chance of rain showers early in the afternoon, then rain showers late. Waves 1 to 2 feet. .TONIGHT...Southwest wind 15 to 20 knots with gusts to around 30 knots. Slight chance of rain showers in the evening. Waves 1 to 2 feet building to 3 to 5 feet after midnight. .THURSDAY...West wind 15 to 20 knots. Gusts up to 30 knots decreasing to 20 knots. Mostly sunny. Waves 3 to 5 feet subsiding to 1 to 2 feet late in the afternoon. .THURSDAY NIGHT...West wind 5 to 10 knots. Mostly cloudy. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ148-082200- Oak Point to Saxon Harbor WI- 1215 PM CDT Wed Apr 8 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON... ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY MORNING... .REST OF TODAY...South wind 10 to 15 knots becoming southwest 5 to 10 knots late. Gusts up to 20 knots. Chance of rain showers early in the afternoon, then rain showers late. Waves 1 to 2 feet. .TONIGHT...Southwest wind 15 to 20 knots with gusts to around 25 knots. Chance of rain showers in the evening. Waves 1 to 3 feet. .THURSDAY...West wind 15 to 20 knots with gusts to around 25 knots easing to 5 to 10 knots late in the afternoon. Partly sunny. Waves 1 to 3 feet. .THURSDAY NIGHT...West wind 5 knots becoming southwest early in the morning. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH