FZUS53 KDLH 010241 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 941 PM CDT Sun May 31 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. LSZ140-011000- Grand Portage to Grand Marais MN- 941 PM CDT Sun May 31 2026 .REST OF TONIGHT...Northeast wind 5 knots becoming north after midnight. Mostly clear. Waves 1 foot or less. .MONDAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the late morning and afternoon. Sunny. Waves 1 foot or less building to 2 to 4 feet in the late morning and afternoon. .MONDAY NIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the evening. Mostly clear. Waves 1 to 3 feet subsiding to 1 to 2 feet in the late evening and overnight. .TUESDAY...East wind 5 knots becoming southeast in the afternoon. Sunny. Waves 1 foot or less. $$ LSZ141-011000- Grand Marais to Taconite Harbor MN- 941 PM CDT Sun May 31 2026 .REST OF TONIGHT...Northeast wind 5 knots late in the evening becoming variable 10 knots or less, then becoming north 5 knots toward daybreak. Mostly clear. Waves 1 foot or less. .MONDAY...East wind 10 to 15 knots. Gusts up to 25 knots. Sunny. Waves 1 to 2 feet building to 2 to 4 feet in the afternoon. .MONDAY NIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the evening. Mostly clear. Waves 1 to 3 feet subsiding to 1 to 2 feet in the late evening and overnight. .TUESDAY...East wind 5 knots until late afternoon becoming variable 10 knots or less. Sunny. Waves 1 foot or less. $$ LSZ142-011000- Taconite Harbor to Silver Bay Harbor MN- 941 PM CDT Sun May 31 2026 .REST OF TONIGHT...Northeast wind 5 knots late in the evening becoming variable 10 knots or less, then becoming north 5 knots toward daybreak. Partly cloudy. Waves 1 foot or less. .MONDAY...Northeast wind 5 to 10 knots. Gusts up to 20 knots late in the afternoon. Sunny. Waves 1 to 2 feet. .MONDAY NIGHT...Northeast wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Mostly clear. Waves 1 to 3 feet. .TUESDAY...Northeast wind 5 knots. Sunny. Waves 1 to 2 feet. $$ LSZ143-011000- Silver Bay Harbor to Two Harbors MN- 941 PM CDT Sun May 31 2026 .REST OF TONIGHT...Northeast wind 5 to 10 knots. Partly cloudy. Waves 1 foot or less. .MONDAY...Northeast wind 10 to 15 knots with gusts to around 20 knots. Sunny. Waves 1 to 3 feet. .MONDAY NIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots until early morning. Mostly clear. Waves 1 to 3 feet. .TUESDAY...Northeast wind 5 to 10 knots. Sunny. Waves 1 to 2 feet. $$ LSZ144-011000- Two Harbors to Duluth MN- 941 PM CDT Sun May 31 2026 .REST OF TONIGHT...Northeast wind 5 to 10 knots. Partly cloudy late in the evening then becoming mostly cloudy. Waves 1 foot or less. .MONDAY...Northeast wind 10 to 15 knots with gusts to around 25 knots. Mostly sunny. Waves 1 to 3 feet. .MONDAY NIGHT...Northeast wind 10 to 15 knots. Gusts up to 25 knots. Mostly clear. Waves 1 to 3 feet. .TUESDAY...East wind 5 to 10 knots. Sunny. Waves 1 to 2 feet. $$ LSZ145-011000- Duluth MN to Port Wing WI- 941 PM CDT Sun May 31 2026 .REST OF TONIGHT...Northeast wind 5 to 10 knots. Partly cloudy late in the evening then becoming mostly cloudy. Waves 1 foot or less. .MONDAY...Northeast wind 10 to 15 knots with gusts to around 20 knots. Mostly sunny. Waves 1 to 3 feet. .MONDAY NIGHT...Northeast wind 10 to 15 knots. Gusts up to 25 knots. Partly cloudy. Waves 1 to 3 feet. .TUESDAY...Northeast wind 5 to 10 knots. Sunny. Waves 1 to 2 feet. $$ LSZ146-011000- Port Wing to Sand Island WI- 941 PM CDT Sun May 31 2026 .REST OF TONIGHT...Northeast wind 5 knots. Partly cloudy then becoming mostly cloudy after midnight then becoming partly cloudy. Waves 1 foot or less. .MONDAY...Northeast wind 10 to 15 knots with gusts to around 20 knots. Sunny. Waves 1 to 3 feet. .MONDAY NIGHT...Northeast wind 10 to 15 knots with gusts to around 20 knots easing to 5 knots early in the morning. Mostly clear. Waves 1 to 3 feet. .TUESDAY...Northeast wind 5 to 10 knots. Sunny. Waves 1 to 2 feet. $$ LSZ147-011000- Sand Island to Bayfield WI- 941 PM CDT Sun May 31 2026 .REST OF TONIGHT...East wind 5 knots becoming north after midnight. Partly cloudy. Waves 1 foot or less. .MONDAY...Northeast wind 5 to 10 knots. Sunny. Waves 1 to 2 feet. .MONDAY NIGHT...Northeast wind 5 to 10 knots becoming east early in the morning. Mostly clear. Waves 1 to 3 feet. .TUESDAY...Northeast wind 5 knots. Sunny. Waves 1 to 2 feet. $$ LSZ150-011000- Outer Apostle Islands Beyond 5 NM from Mainland- 941 PM CDT Sun May 31 2026 .REST OF TONIGHT...Northeast wind 5 knots. Partly cloudy then becoming mostly cloudy after midnight then becoming partly cloudy. Waves 1 foot or less. .MONDAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the afternoon. Sunny. Waves 1 to 3 feet building to 2 to 4 feet late in the afternoon. .MONDAY NIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the evening. Mostly clear. Waves 2 to 4 feet subsiding to 1 to 2 feet early in the morning. .TUESDAY...Northeast wind 5 knots. Sunny. Waves 1 to 2 feet. $$ LSZ121-011000- Chequamegon Bay-Bayfield to Oak Point WI- 941 PM CDT Sun May 31 2026 .REST OF TONIGHT...Northeast wind 5 knots late in the evening becoming variable 10 knots or less, then becoming north 5 knots toward daybreak. Partly cloudy then becoming mostly cloudy after midnight then becoming partly cloudy. Waves 1 foot or less. .MONDAY...Northeast wind 5 to 10 knots. Gusts up to 20 knots late in the afternoon. Sunny. Waves 1 to 2 feet. .MONDAY NIGHT...Northeast wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Mostly clear. Waves 1 to 2 feet. .TUESDAY...Variable winds 10 knots or less becoming northeast 5 to 10 knots in the late morning and afternoon. Sunny. Waves 1 foot or less. $$ LSZ148-011000- Oak Point to Saxon Harbor WI- 941 PM CDT Sun May 31 2026 .REST OF TONIGHT...North wind 5 knots. Partly cloudy. Waves 1 foot or less. .MONDAY...Northeast wind 5 to 10 knots. Gusts up to 20 knots late in the afternoon. Sunny. Waves 1 to 2 feet building to 1 to 3 feet late in the afternoon. .MONDAY NIGHT...North wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Mostly clear. Waves 2 to 4 feet subsiding to 1 to 2 feet early in the morning. .TUESDAY...Northeast wind 5 knots. Sunny. Waves 1 to 2 feet. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH