FZUS53 KDLH 211453 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 953 AM CDT Sun Jun 21 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. LSZ140-212200- Grand Portage to Grand Marais MN- 953 AM CDT Sun Jun 21 2026 .REST OF TODAY...South wind 5 to 10 knots. Mostly sunny. Waves 1 foot or less. .TONIGHT...East wind 5 knots becoming north after midnight. Partly cloudy. Waves 1 foot or less. .MONDAY...North wind 5 knots becoming southeast late in the morning, then becoming southwest in the afternoon. Mostly sunny. Waves 1 foot or less. .MONDAY NIGHT...West wind 5 to 10 knots becoming northwest after midnight. Partly cloudy. Waves 1 foot or less. $$ LSZ141-212200- Grand Marais to Taconite Harbor MN- 953 AM CDT Sun Jun 21 2026 .REST OF TODAY...Southwest wind 5 to 10 knots becoming southeast early in the afternoon, then becoming variable 10 knots or less late. Mostly sunny. Waves 1 foot or less. .TONIGHT...Variable winds 10 knots or less becoming north 5 knots early in the morning. Partly cloudy. Waves 1 foot or less. .MONDAY...North wind 5 knots becoming south in the late morning and early afternoon, then becoming west late in the afternoon. Mostly sunny. Waves 1 foot or less. .MONDAY NIGHT...Variable winds 10 knots or less. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. $$ LSZ142-212200- Taconite Harbor to Silver Bay Harbor MN- 953 AM CDT Sun Jun 21 2026 .REST OF TODAY...West wind 5 knots late in the morning becoming variable 10 knots or less. Sunny. Waves 1 foot or less. .TONIGHT...Variable winds 10 knots or less. Partly cloudy. Waves 1 foot or less. .MONDAY...Variable winds 10 knots or less. Mostly sunny. Waves 1 foot or less. .MONDAY NIGHT...Variable winds 10 knots or less. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. $$ LSZ143-212200- Silver Bay Harbor to Two Harbors MN- 953 AM CDT Sun Jun 21 2026 .REST OF TODAY...Southwest wind 5 knots late in the morning becoming variable 10 knots or less. Sunny. Waves 1 foot or less. .TONIGHT...Variable winds 10 knots or less becoming north 5 knots in the late evening and early morning, then becoming variable 10 knots or less early in the morning. Partly cloudy. Waves 1 foot or less. .MONDAY...Variable winds 10 knots or less. Mostly sunny. Waves 1 foot or less. .MONDAY NIGHT...Variable winds 10 knots or less. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. $$ LSZ144-212200- Two Harbors to Duluth MN- 953 AM CDT Sun Jun 21 2026 .REST OF TODAY...Southeast wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots until early morning becoming variable 10 knots or less. Partly cloudy. Waves 1 foot or less. .MONDAY...Variable winds 10 knots or less becoming east 5 knots in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. .MONDAY NIGHT...Northeast wind 5 knots in the evening becoming variable 10 knots or less. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. $$ LSZ145-212200- Duluth MN to Port Wing WI- 953 AM CDT Sun Jun 21 2026 .REST OF TODAY...North wind 5 knots becoming northeast in the afternoon. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots. Partly cloudy. Waves 1 foot or less. .MONDAY...Northeast wind 5 knots. Mostly sunny. Waves 1 foot or less. .MONDAY NIGHT...Northeast wind 5 knots in the evening becoming variable 10 knots or less. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. $$ LSZ146-212200- Port Wing to Sand Island WI- 953 AM CDT Sun Jun 21 2026 .REST OF TODAY...Northwest wind 5 knots late in the morning becoming variable 10 knots or less, then becoming northeast 5 knots late. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots until early morning becoming variable 10 knots or less. Partly cloudy. Waves 1 foot or less. .MONDAY...Variable winds 10 knots or less becoming northeast 5 knots in the afternoon. Mostly sunny. Waves 1 foot or less. .MONDAY NIGHT...East 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. $$ LSZ147-212200- Sand Island to Bayfield WI- 953 AM CDT Sun Jun 21 2026 .REST OF TODAY...Northeast wind 5 knots becoming east late. Sunny. Waves 1 foot or less. .TONIGHT...Variable winds 10 knots or less. Partly cloudy. Waves 1 foot or less. .MONDAY...Variable winds 10 knots or less becoming northeast 5 knots in the afternoon. Mostly sunny. Waves 1 foot or less. .MONDAY NIGHT...Variable winds 10 knots or less. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. $$ LSZ150-212200- Outer Apostle Islands Beyond 5 NM from Mainland- 953 AM CDT Sun Jun 21 2026 .REST OF TODAY...Northeast wind 5 knots. Mostly sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots. Areas of dense fog after midnight. Waves 1 foot or less. .MONDAY...Variable winds 10 knots or less becoming northeast 5 knots early in the afternoon, then becoming east late in the afternoon. Areas of dense fog in the morning. Waves 1 foot or less. .MONDAY NIGHT...Variable winds 10 knots or less. Mostly cloudy. Waves 1 foot or less. $$ LSZ121-212200- Chequamegon Bay-Bayfield to Oak Point WI- 953 AM CDT Sun Jun 21 2026 .REST OF TODAY...Northeast wind 5 knots becoming east late. Mostly sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots in the evening becoming variable 10 knots or less. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .MONDAY...Variable winds 10 knots or less becoming northeast 5 knots in the late morning and afternoon. Partly sunny in the morning then clearing. Waves 1 foot or less. .MONDAY NIGHT...East wind 5 knots early in the evening becoming variable 10 knots or less. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. $$ LSZ148-212200- Oak Point to Saxon Harbor WI- 953 AM CDT Sun Jun 21 2026 .REST OF TODAY...Northeast wind 5 knots becoming east late. Mostly sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots in the evening becoming variable 10 knots or less. Partly cloudy. Waves 1 foot or less. .MONDAY...Variable winds 10 knots or less becoming northeast 5 knots in the late morning and afternoon. Partly sunny. Waves 1 foot or less. .MONDAY NIGHT...East wind 5 knots early in the evening becoming variable 10 knots or less. Mostly cloudy. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH