FZUS53 KDLH 292158 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 458 PM CDT Fri May 29 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. LSZ140-300400- Grand Portage to Grand Marais MN- 458 PM CDT Fri May 29 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM CDT SATURDAY THROUGH SATURDAY EVENING... .TONIGHT...Northeast wind 15 to 20 knots with gusts to around 30 knots. Partly cloudy. Waves 1 to 2 feet building to 2 to 4 feet after midnight. .SATURDAY...Northeast wind 15 to 20 knots. Gusts up to 30 knots decreasing to 25 knots in the late morning and afternoon. Mostly sunny. Waves 2 to 4 feet. .SATURDAY NIGHT...Northeast wind 15 to 20 knots with gusts to around 25 knots easing to 5 to 10 knots early in the morning. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. .SUNDAY...Northeast wind 5 knots becoming south in the late morning and early afternoon, then becoming southwest late in the afternoon. Sunny. Waves 1 foot or less. $$ LSZ141-300400- Grand Marais to Taconite Harbor MN- 458 PM CDT Fri May 29 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM CDT SATURDAY THROUGH SATURDAY EVENING... .TONIGHT...East wind 15 to 20 knots with gales to around 35 knots. Partly cloudy. Waves 1 to 2 feet building to 3 to 5 feet after midnight. .SATURDAY...Northeast wind 15 to 20 knots with gusts to around 30 knots. Mostly sunny. Waves 3 to 5 feet. Waves occasionally to 7 feet. .SATURDAY NIGHT...Northeast wind 15 to 20 knots with gusts to around 30 knots easing to 5 knots early in the morning. Partly cloudy. Waves 3 to 5 feet subsiding to 1 to 2 feet early in the morning. Waves occasionally to 7 feet. .SUNDAY...Northeast wind 5 knots becoming southeast in the late morning and early afternoon, then becoming variable 10 knots or less late in the afternoon. Sunny. Waves 1 to 2 feet. $$ LSZ142-300400- Taconite Harbor to Silver Bay Harbor MN- 458 PM CDT Fri May 29 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM CDT SATURDAY THROUGH SATURDAY EVENING... .TONIGHT...North wind 5 to 10 knots becoming northeast late in the evening, then rising to 15 to 20 knots with gusts to around 30 knots after midnight. Partly cloudy until early morning then becoming mostly cloudy. Waves 1 to 2 feet building to 3 to 5 feet late in the night. .SATURDAY...Northeast wind 15 to 20 knots with gusts to around 30 knots. Mostly sunny. Waves 3 to 5 feet. Waves occasionally to 7 feet. .SATURDAY NIGHT...Northeast wind 10 to 15 knots with gusts to around 25 knots easing to 5 knots early in the morning. Mostly cloudy in the evening then becoming partly cloudy. Waves 3 to 5 feet subsiding to 1 to 3 feet early in the morning. Waves occasionally to 7 feet. .SUNDAY...Variable winds 10 knots or less. Sunny. Waves 1 to 2 feet. $$ LSZ143-300400- Silver Bay Harbor to Two Harbors MN- 458 PM CDT Fri May 29 2026 ...GALE WARNING IN EFFECT FROM 1 AM CDT SATURDAY THROUGH SATURDAY AFTERNOON... .TONIGHT...North wind 5 to 10 knots becoming northeast 10 to 15 knots with gusts to around 20 knots late in the evening, then rising to 20 to 25 knots with gales to around 35 knots after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 2 feet building to 3 to 5 feet. Waves occasionally to 7 feet. .SATURDAY...Northeast wind 20 to 25 knots. Gusts up to 35 knots decreasing to 30 knots in the late morning and afternoon. Partly sunny. Waves 4 to 6 feet. Waves occasionally to 8 feet. .SATURDAY NIGHT...Northeast wind 15 to 20 knots with gusts to around 30 knots easing to 5 knots early in the morning. Mostly cloudy in the evening then becoming partly cloudy. Waves 4 to 6 feet subsiding to 1 to 3 feet early in the morning. Waves occasionally to 7 feet. A small craft advisory may be needed. .SUNDAY...Northeast wind 5 knots. Sunny. Waves 1 to 2 feet. $$ LSZ144-300400- Two Harbors to Duluth MN- 458 PM CDT Fri May 29 2026 ...GALE WARNING IN EFFECT FROM 1 AM CDT SATURDAY THROUGH SATURDAY AFTERNOON... .TONIGHT...Northeast wind 20 to 25 knots with gales to around 35 knots. Partly cloudy early in the evening then becoming mostly cloudy. Waves 1 to 2 feet building to 4 to 6 feet. Waves occasionally to 7 feet. .SATURDAY...Northeast wind 20 to 25 knots with gales to around 35 knots. Partly sunny. Waves 4 to 7 feet. Waves occasionally to 9 feet. .SATURDAY NIGHT...Northeast wind 15 to 20 knots with gusts to around 30 knots easing to 5 knots early in the morning. Mostly cloudy in the evening then becoming partly cloudy. Waves 4 to 6 feet subsiding to 1 to 3 feet early in the morning. Waves occasionally to 8 feet. A small craft advisory may be needed. .SUNDAY...East wind 5 knots. Sunny. Waves 1 to 2 feet. $$ LSZ145-300400- Duluth MN to Port Wing WI- 458 PM CDT Fri May 29 2026 ...GALE WARNING IN EFFECT FROM 1 AM CDT SATURDAY THROUGH SATURDAY AFTERNOON... .TONIGHT...Northeast wind 20 to 25 knots with gales to around 35 knots. Partly cloudy early in the evening then becoming mostly cloudy. Waves 1 to 2 feet building to 3 to 5 feet. Waves occasionally to 7 feet. .SATURDAY...Northeast wind 20 to 25 knots. Gusts up to 35 knots decreasing to 30 knots late in the morning, then increasing to 35 knots in the afternoon. Partly sunny. Waves 4 to 7 feet. Waves occasionally to 9 feet. .SATURDAY NIGHT...Northeast wind 15 to 20 knots with gusts to around 30 knots easing to 5 knots early in the morning. Mostly cloudy in the evening then becoming partly cloudy. Waves 4 to 6 feet subsiding to 1 to 3 feet early in the morning. Waves occasionally to 8 feet. A small craft advisory may be needed. .SUNDAY...Northeast wind 5 to 10 knots. Sunny. Waves 1 to 2 feet. $$ LSZ146-300400- Port Wing to Sand Island WI- 458 PM CDT Fri May 29 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING... .TONIGHT...Northeast wind 15 to 20 knots with gusts to around 25 knots. Partly cloudy early in the evening then becoming mostly cloudy. Waves 1 to 3 feet building to 2 to 4 feet late in the night. .SATURDAY...Northeast wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots early in the afternoon, then decreasing to 25 knots late in the afternoon. Partly sunny. Waves 4 to 6 feet. Waves occasionally to 7 feet. .SATURDAY NIGHT...Northeast wind 15 to 20 knots with gusts to around 25 knots easing to 5 to 10 knots after midnight. Partly cloudy. Waves 4 to 6 feet subsiding to 1 to 3 feet early in the morning. Waves occasionally to 7 feet. .SUNDAY...Northeast wind 5 knots. Sunny. Waves 1 to 2 feet. $$ LSZ147-300400- Sand Island to Bayfield WI- 458 PM CDT Fri May 29 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING... .TONIGHT...East wind 15 to 20 knots. Partly cloudy until early morning then becoming mostly cloudy. Waves 1 to 2 feet building to 2 to 4 feet late in the night. .SATURDAY...Northeast wind 15 to 20 knots. Gusts up to 25 knots in the late morning and afternoon. Mostly sunny. Waves 4 to 6 feet. Waves occasionally to 7 feet. .SATURDAY NIGHT...Northeast wind 10 to 15 knots with gusts to around 25 knots until early morning becoming variable 10 knots or less. Partly cloudy. Waves 4 to 6 feet subsiding to 1 to 3 feet early in the morning. Waves occasionally to 8 feet. .SUNDAY...Variable winds 10 knots or less becoming northeast 5 knots in the late morning and afternoon. Mostly sunny. Waves 1 to 2 feet. $$ LSZ150-300400- Outer Apostle Islands Beyond 5 NM from Mainland- 458 PM CDT Fri May 29 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING... .TONIGHT...East wind 10 to 15 knots with gusts to around 20 knots rising to 15 to 20 knots with gusts to around 25 knots after midnight. Partly cloudy until early morning then becoming mostly cloudy. Waves 1 to 3 feet building to 3 to 5 feet late in the night. .SATURDAY...Northeast wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots late in the afternoon. Mostly sunny. Waves 4 to 7 feet. Waves occasionally to 9 feet. .SATURDAY NIGHT...Northeast wind 15 to 20 knots with gusts to around 30 knots becoming east 5 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 4 to 7 feet subsiding to 2 to 4 feet after midnight. Waves occasionally to 9 feet. .SUNDAY...Variable winds 10 knots or less becoming northeast 5 knots in the late morning and afternoon. Mostly sunny. Waves 1 to 2 feet. $$ LSZ121-300400- Chequamegon Bay-Bayfield to Oak Point WI- 458 PM CDT Fri May 29 2026 .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots late in the evening increasing to 25 knots, then decreasing to 20 knots late in the night. Partly cloudy early in the evening then becoming mostly cloudy. Waves 1 to 3 feet. .SATURDAY...Northeast wind 15 to 20 knots. Gusts up to 30 knots. Mostly sunny. Waves 4 to 6 feet. Waves occasionally to 7 feet. A small craft advisory may be needed. .SATURDAY NIGHT...Northeast wind 15 to 20 knots with gusts to around 30 knots becoming west 5 knots after midnight, then becoming variable 10 knots or less early in the morning. Partly cloudy. Waves 4 to 6 feet subsiding to 1 to 2 feet after midnight. Waves occasionally to 8 feet. A small craft advisory may be needed. .SUNDAY...Variable winds 10 knots or less becoming east 5 knots in the late morning and afternoon. Sunny. Waves 1 foot or less. $$ LSZ148-300400- Oak Point to Saxon Harbor WI- 458 PM CDT Fri May 29 2026 .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots late in the evening increasing to 25 knots, then decreasing to 20 knots late in the night. Partly cloudy until early morning then becoming mostly cloudy. Waves 1 to 3 feet. .SATURDAY...Northeast wind 15 to 20 knots. Gusts up to 30 knots. Mostly sunny. Waves 4 to 6 feet. Waves occasionally to 7 feet. A small craft advisory may be needed. .SATURDAY NIGHT...Northeast wind 15 to 20 knots with gusts to around 30 knots becoming north with gusts to around 25 knots late in the evening, then becoming west 5 to 10 knots after midnight. Partly cloudy. Waves 4 to 6 feet subsiding to 1 to 2 feet. Waves occasionally to 8 feet. A small craft advisory may be needed. .SUNDAY...Variable winds 10 knots or less becoming northeast 5 knots in the late morning and afternoon. Sunny. Waves 1 to 2 feet. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH