FZUS53 KDLH 301951 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 251 PM CDT Sat May 30 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. LSZ140-310400- Grand Portage to Grand Marais MN- 251 PM CDT Sat May 30 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING... .TONIGHT...Northeast wind 15 to 20 knots with gusts to around 30 knots easing to 5 to 10 knots after midnight. Mostly clear. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight. .SUNDAY...Northeast wind 5 knots becoming southeast late in the morning, then becoming southwest in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...Southwest wind 5 to 10 knots becoming northwest after midnight, then becoming northeast early in the morning. Partly cloudy. Waves 1 foot or less. .MONDAY...Northeast wind 15 to 20 knots. Gusts up to 25 knots in the afternoon. Mostly sunny. Waves 1 to 2 feet building to 1 to 3 feet in the afternoon. $$ LSZ141-310400- Grand Marais to Taconite Harbor MN- 251 PM CDT Sat May 30 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING... .TONIGHT...Northeast wind 15 to 20 knots with gusts to around 30 knots easing to 5 to 10 knots after midnight. Mostly clear. Waves 3 to 5 feet subsiding to 1 to 2 feet late in the night. .SUNDAY...Northeast wind 5 knots becoming east late in the morning, then becoming southeast early in the afternoon becoming north late in the afternoon. Sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...North wind 5 knots becoming northeast early in the morning. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .MONDAY...East wind 10 to 15 knots. Gusts up to 25 knots. Mostly sunny. Waves 1 to 2 feet building to 1 to 3 feet in the afternoon. $$ LSZ142-310400- Taconite Harbor to Silver Bay Harbor MN- 251 PM CDT Sat May 30 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING... .TONIGHT...Northeast wind 15 to 20 knots with gusts to around 30 knots easing to 5 to 10 knots after midnight. Partly cloudy. Waves 3 to 5 feet subsiding to 1 to 3 feet late in the night. .SUNDAY...Northeast wind 5 knots. Mostly sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...North wind 5 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .MONDAY...Northeast wind 5 to 10 knots. Gusts up to 20 knots in the afternoon. Mostly sunny. Waves 1 to 3 feet. $$ LSZ143-310400- Silver Bay Harbor to Two Harbors MN- 251 PM CDT Sat May 30 2026 ...GALE WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM TO 10 PM CDT THIS EVENING... .TONIGHT...Northeast wind 15 to 20 knots with gusts to around 30 knots easing to 5 to 10 knots after midnight. Partly cloudy. Waves 3 to 5 feet subsiding to 1 to 3 feet late in the night. .SUNDAY...Northeast wind 5 knots. Mostly sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...North wind 5 knots. Mostly cloudy. Waves 1 foot or less. .MONDAY...Northeast wind 10 to 15 knots with gusts to around 20 knots. Mostly sunny. Waves 1 to 2 feet. $$ LSZ144-310400- Two Harbors to Duluth MN- 251 PM CDT Sat May 30 2026 ...GALE WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM TO 10 PM CDT THIS EVENING... .TONIGHT...Northeast wind 15 to 20 knots with gales to around 35 knots easing to 5 to 10 knots after midnight. Mostly cloudy early in the evening then becoming partly cloudy. Waves 4 to 6 feet subsiding to 1 to 3 feet late in the night. Waves occasionally to 7 feet. .SUNDAY...Northeast wind 5 to 10 knots. Mostly sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...Northeast wind 5 knots. Mostly cloudy. Waves 1 foot or less. .MONDAY...Northeast wind 10 to 15 knots. Gusts up to 25 knots. Mostly sunny. Waves 1 to 3 feet. $$ LSZ145-310400- Duluth MN to Port Wing WI- 251 PM CDT Sat May 30 2026 ...GALE WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM TO 10 PM CDT THIS EVENING... .TONIGHT...Northeast wind 15 to 20 knots with gusts to around 30 knots easing to 5 to 10 knots after midnight. Mostly cloudy early in the evening then becoming partly cloudy. Waves 4 to 6 feet subsiding to 1 to 3 feet. Waves occasionally to 7 feet. .SUNDAY...Northeast wind 5 to 10 knots. Mostly sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...Northeast wind 5 knots. Mostly cloudy. Waves 1 foot or less. .MONDAY...Northeast wind 5 knots rising to 15 to 20 knots with gusts to around 25 knots in the late morning and afternoon. Mostly sunny. Waves 1 to 3 feet. $$ LSZ146-310400- Port Wing to Sand Island WI- 251 PM CDT Sat May 30 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING... .TONIGHT...Northeast wind 15 to 20 knots with gusts to around 25 knots easing to 5 to 10 knots after midnight. Partly cloudy. Waves 3 to 5 feet subsiding to 1 to 3 feet late in the night. .SUNDAY...Northeast wind 5 knots. Mostly sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...East wind 5 knots. 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 2 feet. $$ LSZ147-310400- Sand Island to Bayfield WI- 251 PM CDT Sat May 30 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING... .TONIGHT...Northeast wind 10 to 15 knots with gusts to around 30 knots becoming north 5 knots after midnight. Mostly clear. Waves 3 to 5 feet subsiding to 1 to 2 feet late in the night. .SUNDAY...North wind 5 knots becoming northeast in the afternoon. Mostly sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...Northeast wind 5 knots becoming east early in the morning. Partly cloudy. Waves 1 foot or less. .MONDAY...Northeast wind 5 to 10 knots. Mostly sunny. Waves 1 to 2 feet. $$ LSZ150-310400- Outer Apostle Islands Beyond 5 NM from Mainland- 251 PM CDT Sat May 30 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING... .TONIGHT...Northeast wind 15 to 20 knots with gusts to around 30 knots becoming north 5 knots. Mostly clear. Waves 4 to 6 feet subsiding to 1 to 3 feet. Waves occasionally to 8 feet. .SUNDAY...Northeast wind 5 knots. Mostly sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...East wind 5 knots. Partly cloudy. Waves 1 foot or less. .MONDAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the afternoon. Mostly sunny. Waves 1 to 3 feet building to 2 to 4 feet late in the afternoon. $$ LSZ121-310400- Chequamegon Bay-Bayfield to Oak Point WI- 251 PM CDT Sat May 30 2026 .TONIGHT...North wind 5 to 10 knots with gusts to around 25 knots becoming west after midnight, then becoming variable 10 knots or less late in the night. Partly cloudy. Waves 4 to 6 feet subsiding to 1 foot or less. Waves occasionally to 8 feet. .SUNDAY...North wind 5 knots becoming east in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. .SUNDAY NIGHT...East wind 5 knots becoming southeast late in the evening, then becoming northwest after midnight becoming north early in the morning. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. .MONDAY...Northeast wind 5 to 10 knots. Sunny. Waves 1 foot or less. $$ LSZ148-310400- Oak Point to Saxon Harbor WI- 251 PM CDT Sat May 30 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING... .TONIGHT...Northeast wind 10 to 15 knots with gusts to around 30 knots becoming northwest 5 to 10 knots late in the evening, then becoming west after midnight becoming north late in the night. Mostly clear. Waves 4 to 6 feet subsiding to 1 to 2 feet. Waves occasionally to 8 feet. .SUNDAY...East wind 5 knots. Mostly sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...East wind 5 knots. Partly cloudy. Waves 1 foot or less. .MONDAY...Northeast wind 5 to 10 knots. Mostly sunny. Waves 1 to 2 feet. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH