FZUS53 KDLH 282248 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 548 PM CDT Tue Apr 28 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. LSZ140-290400- Grand Portage to Grand Marais MN- 548 PM CDT Tue Apr 28 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...Northwest wind 10 to 15 knots with gusts to around 20 knots easing to 5 knots late in the night. Mostly cloudy early in the evening then becoming partly cloudy. Waves 1 to 2 feet. .WEDNESDAY...Northwest wind 5 knots becoming southwest in the afternoon. Chance of sprinkles and slight chance of snow in the afternoon. Waves 1 foot or less. .WEDNESDAY NIGHT...North wind 5 to 10 knots. Mostly cloudy. Waves 1 foot or less. .THURSDAY...Northwest wind 5 to 10 knots becoming west late in the afternoon. Partly sunny. Waves 1 foot or less. $$ LSZ141-290400- Grand Marais to Taconite Harbor MN- 548 PM CDT Tue Apr 28 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...Northwest wind 5 to 10 knots. Mostly cloudy then becoming partly cloudy in the late evening and early morning then becoming mostly cloudy. Waves 1 to 2 feet. .WEDNESDAY...West wind 5 knots becoming southwest in the afternoon. Chance of sprinkles in the morning, then slight chance of rain and snow in the afternoon. Waves 1 foot or less. .WEDNESDAY NIGHT...Northwest wind 5 knots. Chance of rain in the evening. Waves 1 foot or less. .THURSDAY...Northwest wind 5 knots. Partly sunny. Waves 1 foot or less. $$ LSZ142-290400- Taconite Harbor to Silver Bay Harbor MN- 548 PM CDT Tue Apr 28 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...Northwest wind 5 knots. Mostly cloudy early in the evening then becoming partly cloudy. Waves 1 foot or less. .WEDNESDAY...West wind 5 knots becoming south late in the afternoon. Chance of sprinkles in the morning, then slight chance of rain in the afternoon. Waves 1 foot or less. .WEDNESDAY NIGHT...Northwest wind 5 knots. Slight chance of rain in the evening. Waves 1 foot or less. .THURSDAY...Northwest wind 5 knots becoming west late in the afternoon. Partly sunny. Waves 1 foot or less. $$ LSZ143-290400- Silver Bay Harbor to Two Harbors MN- 548 PM CDT Tue Apr 28 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...Northwest wind 5 knots. Mostly cloudy. Waves 1 foot or less. .WEDNESDAY...West wind 5 knots. Chance of sprinkles through the day. Waves 1 foot or less. .WEDNESDAY NIGHT...North wind 5 knots. Mostly cloudy. Waves 1 foot or less. .THURSDAY...North wind 5 knots becoming northeast early in the afternoon, then becoming west late in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ144-290400- Two Harbors to Duluth MN- 548 PM CDT Tue Apr 28 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...Northwest wind 5 to 10 knots. Mostly cloudy. Waves 1 foot or less. .WEDNESDAY...West wind 5 to 10 knots. Chance of sprinkles in the afternoon. Waves 1 foot or less. .WEDNESDAY NIGHT...Northwest wind 5 to 10 knots. Slight chance of rain in the evening. Waves 1 foot or less. .THURSDAY...North wind 5 to 10 knots. Mostly sunny. Waves 1 foot or less. $$ LSZ145-290400- Duluth MN to Port Wing WI- 548 PM CDT Tue Apr 28 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...Northwest wind 5 to 10 knots. Partly cloudy early in the evening then becoming mostly cloudy. Waves 1 foot or less. .WEDNESDAY...West wind 5 to 10 knots. Chance of sprinkles in the afternoon. Waves 1 foot or less. .WEDNESDAY NIGHT...North wind 5 to 10 knots. Slight chance of rain in the evening. Waves 1 foot or less. .THURSDAY...North wind 5 to 10 knots. Mostly sunny. Waves 1 foot or less. $$ LSZ146-290400- Port Wing to Sand Island WI- 548 PM CDT Tue Apr 28 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...Northwest wind 5 knots. Mostly cloudy. Waves 1 foot or less. .WEDNESDAY...West wind 5 knots. Chance of sprinkles. Waves 1 foot or less. .WEDNESDAY NIGHT...Northwest wind 5 knots becoming north after midnight. Slight chance of rain in the evening. Waves 1 foot or less. .THURSDAY...North wind 5 knots. Mostly sunny. Waves 1 foot or less. $$ LSZ147-290400- Sand Island to Bayfield WI- 548 PM CDT Tue Apr 28 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...Northwest wind 5 knots. Partly cloudy early in the evening then becoming mostly cloudy. Waves 1 foot or less. .WEDNESDAY...West wind 5 knots. Chance of sprinkles. Waves 1 foot or less. .WEDNESDAY NIGHT...Northwest wind 5 knots. Slight chance of rain in the evening. Waves 1 foot or less. .THURSDAY...Northwest wind 5 knots becoming southwest late in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ150-290400- Outer Apostle Islands Beyond 5 NM from Mainland- 548 PM CDT Tue Apr 28 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...Northwest wind 5 to 10 knots. Partly cloudy early in the evening then becoming mostly cloudy. Waves 1 to 2 feet. .WEDNESDAY...Northwest wind 5 knots becoming west in the afternoon. Chance of sprinkles. Waves 1 foot or less. .WEDNESDAY NIGHT...Northwest wind 5 knots. Slight chance of rain in the evening. Waves 1 foot or less. .THURSDAY...North wind 5 knots becoming southwest late in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ121-290400- Chequamegon Bay-Bayfield to Oak Point WI- 548 PM CDT Tue Apr 28 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...Northwest wind 5 knots. Partly cloudy early in the evening then becoming mostly cloudy. Waves 1 foot or less. .WEDNESDAY...Northwest wind 5 knots. Chance of sprinkles. Waves 1 foot or less. .WEDNESDAY NIGHT...Northwest wind 5 knots. Slight chance of rain in the evening. Waves 1 foot or less. .THURSDAY...North wind 5 knots. Mostly sunny. Waves 1 foot or less. $$ LSZ148-290400- Oak Point to Saxon Harbor WI- 548 PM CDT Tue Apr 28 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...Northwest wind 5 knots. Partly cloudy early in the evening then becoming mostly cloudy. Waves 1 foot or less. .WEDNESDAY...Northwest wind 5 knots becoming north late in the afternoon. Chance of sprinkles. Waves 1 foot or less. .WEDNESDAY NIGHT...North wind 5 knots becoming northwest in the late evening and overnight. Slight chance of rain in the evening. Waves 1 foot or less. .THURSDAY...North wind 5 knots becoming northeast late in the afternoon. Mostly sunny. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH