FZUS53 KDLH 252200 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 500 PM CDT Thu Jun 25 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. LSZ140-260400- Grand Portage to Grand Marais MN- 500 PM CDT Thu Jun 25 2026 .TONIGHT...West wind 5 to 10 knots. Areas of dense fog late in the night. Waves 1 foot or less. .FRIDAY...West wind 5 knots becoming south late in the afternoon. Areas of dense fog in the morning. Waves 1 foot or less. .FRIDAY NIGHT...East wind 5 knots becoming northeast after midnight. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. .SATURDAY...East wind 5 to 10 knots. Mostly sunny. Waves 1 foot or less. $$ LSZ141-260400- Grand Marais to Taconite Harbor MN- 500 PM CDT Thu Jun 25 2026 .TONIGHT...Northwest wind 5 knots early in the evening becoming variable 10 knots or less. Areas of dense fog late in the night. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less. Areas of dense fog in the morning. Waves 1 foot or less. .FRIDAY NIGHT...Northeast wind 5 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. .SATURDAY...East wind 5 to 10 knots. Mostly sunny. Waves 1 foot or less. $$ LSZ142-260400- Taconite Harbor to Silver Bay Harbor MN- 500 PM CDT Thu Jun 25 2026 .TONIGHT...Northwest wind 5 knots early in the evening becoming variable 10 knots or less. Areas of dense fog late in the night. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less. Areas of dense fog in the morning. Waves 1 foot or less. .FRIDAY NIGHT...Variable winds 10 knots or less becoming northeast 5 knots early in the morning. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. .SATURDAY...Northeast wind 5 knots. Mostly sunny. Waves 1 foot or less. $$ LSZ143-260400- Silver Bay Harbor to Two Harbors MN- 500 PM CDT Thu Jun 25 2026 .TONIGHT...West wind 5 knots early in the evening becoming variable 10 knots or less. Patchy fog late in the night. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming northeast 5 knots in the late morning and afternoon. Partly sunny. Waves 1 foot or less. .FRIDAY NIGHT...Northeast wind 5 knots. Slight chance of rain showers in the evening. Waves 1 foot or less. .SATURDAY...Northeast wind 10 to 15 knots with gusts to around 20 knots. Mostly sunny. Waves 1 foot or less. $$ LSZ144-260400- Two Harbors to Duluth MN- 500 PM CDT Thu Jun 25 2026 .TONIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less. Partly cloudy. Waves 1 foot or less. .FRIDAY...Northeast wind 5 to 10 knots. Partly sunny. Waves 1 foot or less. .FRIDAY NIGHT...Northeast wind 5 to 10 knots. Slight chance of rain showers in the evening. Waves 1 foot or less. .SATURDAY...Northeast wind 10 to 15 knots with gusts to around 20 knots. Mostly sunny. Waves 1 to 2 feet. $$ LSZ145-260400- Duluth MN to Port Wing WI- 500 PM CDT Thu Jun 25 2026 .TONIGHT...Northeast wind 5 knots in the evening becoming variable 10 knots or less. Patchy fog after midnight. Waves 1 foot or less. .FRIDAY...Northeast wind 5 to 10 knots. Partly sunny. Waves 1 foot or less. .FRIDAY NIGHT...Northeast wind 5 to 10 knots. Slight chance of rain showers in the evening. Waves 1 foot or less. .SATURDAY...Northeast wind 10 to 15 knots with gusts to around 20 knots. Mostly sunny. Waves 1 to 2 feet. $$ LSZ146-260400- Port Wing to Sand Island WI- 500 PM CDT Thu Jun 25 2026 .TONIGHT...Variable winds 10 knots or less. Patchy fog after midnight. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming northeast 5 to 10 knots in the late morning and afternoon. Areas of dense fog in the morning. Waves 1 foot or less. .FRIDAY NIGHT...Northeast wind 5 to 10 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. .SATURDAY...Northeast wind 5 to 10 knots. Gusts up to 20 knots in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ147-260400- Sand Island to Bayfield WI- 500 PM CDT Thu Jun 25 2026 .TONIGHT...Variable winds 10 knots or less. Patchy fog after midnight. Areas of dense fog late in the night. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming northeast 5 knots in the afternoon. Areas of dense fog in the morning. Waves 1 foot or less. .FRIDAY NIGHT...East wind 5 knots in the evening becoming variable 10 knots or less. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. .SATURDAY...Variable winds 10 knots or less becoming northeast 5 to 10 knots in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ150-260400- Outer Apostle Islands Beyond 5 NM from Mainland- 500 PM CDT Thu Jun 25 2026 .TONIGHT...North wind 5 knots early in the evening becoming variable 10 knots or less. Patchy fog after midnight. Areas of dense fog late in the night. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming northeast 5 knots in the afternoon. Areas of dense fog in the morning. Waves 1 foot or less. .FRIDAY NIGHT...Northeast wind 5 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. .SATURDAY...Northeast wind 5 to 10 knots. Gusts up to 20 knots late in the afternoon. Mostly sunny. Waves 1 to 2 feet. $$ LSZ121-260400- Chequamegon Bay-Bayfield to Oak Point WI- 500 PM CDT Thu Jun 25 2026 .TONIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less. Patchy fog after midnight. Areas of dense fog late in the night. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming northeast 5 knots in the late morning and afternoon. Areas of dense fog in the morning. Waves 1 foot or less. .FRIDAY NIGHT...Northeast wind 5 knots in the evening becoming variable 10 knots or less. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. .SATURDAY...Variable winds 10 knots or less becoming northeast 5 to 10 knots in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ148-260400- Oak Point to Saxon Harbor WI- 500 PM CDT Thu Jun 25 2026 .TONIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less. Patchy fog after midnight. Areas of dense fog late in the night. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming northeast 5 knots in the late morning and afternoon. Areas of dense fog in the morning. Waves 1 foot or less. .FRIDAY NIGHT...Northeast wind 5 knots in the evening becoming variable 10 knots or less. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. .SATURDAY...Variable winds 10 knots or less becoming northeast 5 to 10 knots in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH