FZUS53 KDLH 241946 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 246 PM CDT Wed Jun 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. LSZ140-250400- Grand Portage to Grand Marais MN- 246 PM CDT Wed Jun 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING... .TONIGHT...Northeast wind 10 to 15 knots easing to 5 knots late in the night. Gusts up to 20 knots early in the evening. Slight chance of rain showers early in the evening. Patchy fog late in the night. Waves 1 to 2 feet. .THURSDAY...Northeast wind 5 knots becoming east late in the morning, then becoming southwest in the afternoon. Mostly sunny. Waves 1 foot or less. .THURSDAY NIGHT...West wind 5 knots. Partly cloudy. Waves 1 foot or less. .FRIDAY...West wind 5 knots becoming southeast in the late morning and early afternoon, then becoming east late in the afternoon. Partly sunny. Waves 1 foot or less. $$ LSZ141-250400- Grand Marais to Taconite Harbor MN- 246 PM CDT Wed Jun 24 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING... .TONIGHT...Northeast wind 5 to 10 knots. Slight chance of rain showers early in the evening. Waves 1 to 2 feet. .THURSDAY...North wind 5 knots becoming east late in the morning, then becoming southwest early in the afternoon becoming north late in the afternoon. Mostly sunny. Waves 1 foot or less. .THURSDAY NIGHT...Variable winds 10 knots or less. Partly cloudy. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming east 5 knots late in the morning, then becoming variable 10 knots or less early in the afternoon becoming east 5 knots late in the afternoon. Partly sunny. Waves 1 foot or less. $$ LSZ142-250400- Taconite Harbor to Silver Bay Harbor MN- 246 PM CDT Wed Jun 24 2026 .TONIGHT...Northeast wind 5 knots. Slight chance of rain showers in the evening. Patchy fog after midnight. Waves 1 to 2 feet. .THURSDAY...Variable winds 10 knots or less. Mostly sunny. Waves 1 foot or less. .THURSDAY NIGHT...Variable winds 10 knots or less. Partly cloudy. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming northeast 5 knots late in the afternoon. Partly sunny. Waves 1 foot or less. $$ LSZ143-250400- Silver Bay Harbor to Two Harbors MN- 246 PM CDT Wed Jun 24 2026 .TONIGHT...Northeast wind 5 to 10 knots. Chance of rain showers and slight chance of thunderstorms early in the evening, then slight chance of rain showers late in the evening. Patchy fog after midnight. Waves 1 to 2 feet. .THURSDAY...Northeast wind 5 knots early in the morning becoming variable 10 knots or less. Patchy fog in the morning. Waves 1 foot or less. .THURSDAY NIGHT...Variable winds 10 knots or less. Partly cloudy. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming northeast 5 to 10 knots in the late morning and afternoon. Partly sunny. Waves 1 foot or less. $$ LSZ144-250400- Two Harbors to Duluth MN- 246 PM CDT Wed Jun 24 2026 .TONIGHT...Northeast wind 5 to 10 knots. Chance of rain showers and slight chance of thunderstorms early in the evening, then slight chance of rain showers late in the evening. Waves 1 to 2 feet. .THURSDAY...Northeast wind 5 knots. Partly sunny in the morning then clearing. Waves 1 foot or less. .THURSDAY NIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less, then becoming northeast 5 knots after midnight becoming variable 10 knots or less. Mostly clear in the evening then becoming mostly cloudy. Waves 1 foot or less. .FRIDAY...Northeast wind 5 to 10 knots. Partly sunny. Waves 1 foot or less. $$ LSZ145-250400- Duluth MN to Port Wing WI- 246 PM CDT Wed Jun 24 2026 .TONIGHT...Northeast wind 5 to 10 knots. Chance of showers and thunderstorms early in the evening, then slight chance of rain showers late in the evening. Patchy fog after midnight. Waves 1 to 2 feet. .THURSDAY...Northeast wind 5 knots. Patchy fog in the morning. Waves 1 foot or less. .THURSDAY NIGHT...Northeast wind 5 knots. Mostly clear in the evening then becoming mostly cloudy. Waves 1 foot or less. .FRIDAY...Northeast wind 5 to 10 knots. Gusts up to 20 knots late in the afternoon. Partly sunny. Waves 1 foot or less. $$ LSZ146-250400- Port Wing to Sand Island WI- 246 PM CDT Wed Jun 24 2026 .TONIGHT...Northeast wind 5 to 10 knots. Chance of rain showers early in the evening, then slight chance of rain showers late in the evening. Patchy fog after midnight. Waves 1 to 2 feet. .THURSDAY...Northeast wind 5 knots. Patchy fog in the morning. Waves 1 foot or less. .THURSDAY NIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming northeast 5 to 10 knots in the late morning and afternoon. Partly sunny. Waves 1 foot or less. $$ LSZ147-250400- Sand Island to Bayfield WI- 246 PM CDT Wed Jun 24 2026 .TONIGHT...Northeast wind 5 to 10 knots. Chance of rain showers early in the evening, then slight chance of rain showers late in the evening. Patchy fog after midnight. Waves 1 to 2 feet. .THURSDAY...Northeast wind 5 knots early in the morning becoming variable 10 knots or less, then becoming northeast 5 knots late in the afternoon. Patchy fog in the morning. Waves 1 foot or less. .THURSDAY NIGHT...Variable winds 10 knots or less. Partly cloudy. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming northeast 5 knots in the late morning and afternoon. Partly sunny. Waves 1 foot or less. $$ LSZ150-250400- Outer Apostle Islands Beyond 5 NM from Mainland- 246 PM CDT Wed Jun 24 2026 .TONIGHT...Northeast wind 5 to 10 knots. Slight chance of rain showers in the evening. Patchy fog after midnight. Waves 1 to 2 feet. .THURSDAY...Northeast wind 5 knots. Partly sunny. Waves 1 to 2 feet. .THURSDAY NIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less. Partly cloudy. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming northeast 5 to 10 knots in the late morning and afternoon. Partly sunny. Waves 1 foot or less. $$ LSZ121-250400- Chequamegon Bay-Bayfield to Oak Point WI- 246 PM CDT Wed Jun 24 2026 .TONIGHT...Northeast wind 5 knots. Chance of rain showers and slight chance of thunderstorms early in the evening, then slight chance of rain showers late in the evening. Patchy fog late in the night. Waves 1 foot or less. .THURSDAY...Northeast wind 5 knots. Mostly cloudy in the morning then clearing. Waves 1 foot or less. .THURSDAY NIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming northeast 5 to 10 knots in the late morning and afternoon. Partly sunny. Waves 1 foot or less. $$ LSZ148-250400- Oak Point to Saxon Harbor WI- 246 PM CDT Wed Jun 24 2026 .TONIGHT...North wind 5 knots. Chance of rain showers and slight chance of thunderstorms early in the evening, then slight chance of rain showers late in the evening. Patchy fog after midnight. Waves 1 to 2 feet. .THURSDAY...Northeast wind 5 knots. Mostly cloudy in the morning then becoming mostly sunny. Waves 1 foot or less. .THURSDAY NIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming northeast 5 knots in the late morning and afternoon. Partly sunny. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH