FZUS53 KDLH 242142 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 342 PM CST Tue Feb 24 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. LSZ140-250500- Grand Portage to Grand Marais MN- 342 PM CST Tue Feb 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING... .TONIGHT...Northwest wind 15 to 20 knots with gusts to around 30 knots. Mostly cloudy until early morning then becoming partly cloudy. Waves 1 to 3 feet. .WEDNESDAY...Northwest wind 15 to 20 knots with gusts to around 25 knots easing to 5 to 10 knots late in the afternoon. Mostly sunny. Waves 1 to 2 feet. .WEDNESDAY NIGHT...Northwest wind 5 to 10 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .THURSDAY...Southwest wind 10 to 15 knots. Gusts up to 20 knots in the afternoon. Slight chance of snow through the day. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ141-250500- Grand Marais to Taconite Harbor MN- 342 PM CST Tue Feb 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING... .TONIGHT...Northwest wind 15 to 20 knots. Gusts up to 30 knots increasing to 35 knots in the late evening and early morning, then decreasing to 30 knots late in the night. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 to 3 feet. .WEDNESDAY...Northwest wind 10 to 15 knots with gusts to around 25 knots easing to 5 to 10 knots in the afternoon. Sunny. Waves 1 to 2 feet. .WEDNESDAY NIGHT...Northwest wind 5 to 10 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .THURSDAY...Southwest wind 5 to 10 knots. Slight chance of snow in the morning. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ142-250500- Taconite Harbor to Silver Bay Harbor MN- 342 PM CST Tue Feb 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING... .TONIGHT...Northwest wind 15 to 20 knots. Gusts up to 30 knots increasing to 35 knots in the late evening and early morning, then decreasing to 30 knots late in the night. Mostly cloudy in the evening then clearing. Waves 1 to 2 feet. .WEDNESDAY...Northwest wind 10 to 15 knots with gusts to around 25 knots easing to 5 to 10 knots in the afternoon. Sunny. Waves 1 to 2 feet. .WEDNESDAY NIGHT...West wind 5 to 10 knots becoming southwest early in the morning. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .THURSDAY...Southwest wind 5 to 10 knots. Chance of snow in the morning. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ143-250500- Silver Bay Harbor to Two Harbors MN- 342 PM CST Tue Feb 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING... .TONIGHT...Northwest wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots in the late evening and overnight. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 to 2 feet. .WEDNESDAY...Northwest wind 10 to 15 knots. Gusts up to 25 knots. Sunny. Waves 1 to 2 feet. .WEDNESDAY NIGHT...West wind 5 to 10 knots becoming southwest early in the morning. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .THURSDAY...Southwest wind 5 to 10 knots. Slight chance of snow in the morning. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ144-250500- Two Harbors to Duluth MN- 342 PM CST Tue Feb 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING... .TONIGHT...Northwest wind 15 to 20 knots with gusts to around 25 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 to 3 feet. .WEDNESDAY...Northwest wind 10 to 15 knots with gusts to around 25 knots becoming west 5 to 10 knots in the afternoon. Mostly sunny. Waves 1 to 2 feet. .WEDNESDAY NIGHT...West wind 5 to 10 knots becoming southwest after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .THURSDAY...Southwest wind 10 to 15 knots. Slight chance of snow in the morning. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ145-250500- Duluth MN to Port Wing WI- 342 PM CST Tue Feb 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING... .TONIGHT...Northwest wind 20 to 25 knots. Gusts up to 30 knots decreasing to 25 knots late in the night. Mostly cloudy. Waves 3 to 5 feet. .WEDNESDAY...Northwest wind 15 to 20 knots with gusts to around 25 knots becoming west 5 to 10 knots in the afternoon. Mostly sunny. Waves 2 to 4 feet subsiding to 1 to 2 feet in the afternoon. .WEDNESDAY NIGHT...West wind 5 to 10 knots becoming southwest after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 2 feet. .THURSDAY...Southwest wind 10 to 15 knots. Slight chance of snow in the morning. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ146-250500- Port Wing to Sand Island WI- 342 PM CST Tue Feb 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING... ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 9 PM CST THIS EVENING THROUGH WEDNESDAY MORNING... .TONIGHT...Northwest wind 20 to 25 knots with gusts to around 30 knots easing to 10 to 20 knots with gusts to around 25 knots late in the night. Heavy freezing spray until early morning. Waves 4 to 6 feet. Waves occasionally to 7 feet. .WEDNESDAY...Northwest wind 15 to 20 knots. Mostly sunny. Waves 3 to 5 feet subsiding to 1 to 3 feet in the afternoon. .WEDNESDAY NIGHT...West wind 5 to 10 knots becoming southwest after midnight. Mostly cloudy. Waves 1 to 2 feet. .THURSDAY...Southwest wind 5 to 10 knots. Slight chance of snow in the morning. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ150-250500- Outer Apostle Islands Beyond 5 NM from Mainland- 342 PM CST Tue Feb 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING... ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 9 PM CST THIS EVENING THROUGH WEDNESDAY MORNING... .TONIGHT...Northwest wind 20 to 25 knots. Gusts up to 30 knots until early morning. Heavy freezing spray. Waves 5 to 8 feet. Waves occasionally to 10 feet. .WEDNESDAY...Northwest wind 15 to 20 knots. Gusts up to 25 knots. Partly sunny. Waves 4 to 6 feet subsiding to 2 to 4 feet late in the afternoon. Waves occasionally to 7 feet. .WEDNESDAY NIGHT...West wind 10 to 15 knots becoming southwest 5 to 10 knots after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 3 feet subsiding to 1 to 2 feet in the late evening and overnight. .THURSDAY...Southwest wind 5 to 10 knots. Slight chance of snow in the morning. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ148-250500- Oak Point to Saxon Harbor WI- 342 PM CST Tue Feb 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING... .TONIGHT...Northwest wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots in the late evening and early morning, then decreasing to 25 knots late in the night. Mostly cloudy. Waves 1 to 3 feet. .WEDNESDAY...Northwest wind 15 to 20 knots becoming west 5 to 10 knots late in the afternoon. Partly sunny. Waves 1 to 3 feet. .WEDNESDAY NIGHT...West wind 5 to 10 knots becoming southwest after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .THURSDAY...Southwest wind 5 to 10 knots. Slight chance of snow in the morning. 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