FZUS53 KDLH 150027 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 727 PM CDT Thu May 14 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. LSZ140-151000- Grand Portage to Grand Marais MN- 727 PM CDT Thu May 14 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE FRIDAY NIGHT... .REST OF TONIGHT...East wind 15 to 20 knots becoming south after midnight. Gusts up to 25 knots. Chance of rain showers in the evening. Rain showers likely after midnight. Waves 4 to 7 feet. Waves occasionally to 9 feet. .FRIDAY...Southwest wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots in the afternoon. Partly sunny in the morning then clearing. Waves 4 to 7 feet. Waves occasionally to 9 feet. .FRIDAY NIGHT...Southwest wind 15 to 20 knots with gusts to around 25 knots becoming west 5 to 10 knots with gusts to around 20 knots after midnight. Mostly clear. Waves 4 to 6 feet subsiding to 2 to 4 feet after midnight. Waves occasionally to 8 feet. .SATURDAY...West wind 10 to 15 knots. Gusts up to 25 knots. Sunny. Waves 1 to 3 feet. $$ LSZ141-151000- Grand Marais to Taconite Harbor MN- 727 PM CDT Thu May 14 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING... .REST OF TONIGHT...East wind 5 to 10 knots with gusts to around 20 knots becoming southeast 10 to 15 knots after midnight. Chance of rain showers until early morning. Waves 1 to 2 feet building to 2 to 4 feet in the late evening and overnight. .FRIDAY...Southwest wind 10 to 15 knots. Gusts up to 25 knots. Mostly sunny. Waves 1 to 3 feet building to 3 to 5 feet in the afternoon. .FRIDAY NIGHT...West wind 10 to 15 knots. Gusts up to 25 knots. Mostly clear. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight. .SATURDAY...West wind 5 to 10 knots. Gusts up to 25 knots. Sunny. Waves 1 to 2 feet. $$ LSZ142-151000- Taconite Harbor to Silver Bay Harbor MN- 727 PM CDT Thu May 14 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING... .REST OF TONIGHT...Northeast wind 5 to 10 knots becoming south toward daybreak. Chance of rain showers until early morning. Waves 1 to 3 feet. .FRIDAY...Southwest wind 10 to 15 knots. Gusts up to 25 knots. Sunny. Waves 1 to 2 feet building to 1 to 3 feet in the afternoon. .FRIDAY NIGHT...West wind 10 to 15 knots. Gusts up to 25 knots early in the evening. Mostly clear. Waves 1 to 3 feet subsiding to 1 to 2 feet in the late evening and overnight. .SATURDAY...West wind 5 to 10 knots. Gusts up to 20 knots early in the morning. Sunny. Waves 1 foot or less. $$ LSZ143-151000- Silver Bay Harbor to Two Harbors MN- 727 PM CDT Thu May 14 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING... .REST OF TONIGHT...Northeast wind 5 to 10 knots with gusts to around 20 knots becoming southwest 10 to 15 knots with gusts to around 20 knots toward daybreak. Chance of rain showers in the evening, then slight chance of rain showers after midnight. Waves 1 to 3 feet. .FRIDAY...Southwest wind 10 to 15 knots. Gusts up to 20 knots increasing to 25 knots in the afternoon. Sunny. Waves 1 to 3 feet building to 2 to 4 feet in the afternoon. .FRIDAY NIGHT...Southwest wind 10 to 15 knots. Gusts up to 25 knots. Mostly clear. Waves 1 to 3 feet subsiding to 1 to 2 feet in the late evening and overnight. .SATURDAY...West wind 5 to 10 knots. Sunny. Waves 1 foot or less. $$ LSZ144-151000- Two Harbors to Duluth MN- 727 PM CDT Thu May 14 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING... .REST OF TONIGHT...Northeast wind 5 to 10 knots with gusts to around 25 knots becoming east with gusts to around 20 knots late in the evening, then becoming south 10 to 15 knots with gusts to around 25 knots after midnight. Chance of rain showers in the evening, then slight chance of rain showers after midnight. Waves 1 to 3 feet. .FRIDAY...Southwest wind 15 to 20 knots. Gusts up to 20 knots increasing to 30 knots. Sunny. Waves 1 to 3 feet building to 2 to 4 feet in the afternoon. .FRIDAY NIGHT...Southwest wind 10 to 15 knots. Gusts up to 25 knots. Mostly clear. Waves 1 to 3 feet subsiding to 1 to 2 feet in the late evening and overnight. .SATURDAY...West wind 5 to 10 knots. Sunny. Waves 1 foot or less. $$ LSZ145-151000- Duluth MN to Port Wing WI- 727 PM CDT Thu May 14 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING... .REST OF TONIGHT...Northeast wind 5 to 10 knots with gusts to around 25 knots becoming south 10 to 15 knots with gusts to around 30 knots in the late evening and early morning, then becoming southwest with gusts to around 30 knots toward daybreak. Chance of rain showers in the evening, then slight chance of rain showers after midnight. Waves 1 to 3 feet. .FRIDAY...Southwest wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots in the afternoon. Sunny. Waves 1 to 3 feet building to 2 to 4 feet in the afternoon. .FRIDAY NIGHT...Southwest wind 10 to 15 knots. Gusts up to 30 knots. Mostly clear. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late evening and overnight. .SATURDAY...West wind 5 to 10 knots. Sunny. Waves 1 foot or less. $$ LSZ146-151000- Port Wing to Sand Island WI- 727 PM CDT Thu May 14 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING... .REST OF TONIGHT...Southeast wind 5 to 10 knots with gusts to around 20 knots becoming southwest 10 to 15 knots with gusts to around 30 knots after midnight. Chance of rain showers until early morning. Waves 1 to 2 feet. .FRIDAY...Southwest wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots late in the afternoon. Sunny. Waves 1 to 2 feet building to 2 to 4 feet in the afternoon. .FRIDAY NIGHT...Southwest wind 10 to 15 knots easing to 5 to 10 knots after midnight. Gusts up to 30 knots. Mostly clear. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight. .SATURDAY...West wind 5 to 10 knots. Sunny. Waves 1 to 2 feet. $$ LSZ147-151000- Sand Island to Bayfield WI- 727 PM CDT Thu May 14 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING... .REST OF TONIGHT...Southeast wind 10 to 15 knots with gusts to around 20 knots becoming south with gusts to around 30 knots after midnight. Chance of rain showers until early morning. Waves 1 to 2 feet. .FRIDAY...Southwest wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots late in the afternoon. Sunny. Waves 1 to 3 feet building to 2 to 4 feet late in the afternoon. .FRIDAY NIGHT...Southwest wind 15 to 20 knots with gusts to around 30 knots easing to 10 knots early in the morning. Mostly clear. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight. .SATURDAY...West wind 5 to 10 knots. Sunny. Waves 1 to 2 feet. $$ LSZ150-151000- Outer Apostle Islands Beyond 5 NM from Mainland- 727 PM CDT Thu May 14 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING... .REST OF TONIGHT...Southeast wind 10 to 15 knots with gusts to around 25 knots becoming south 15 to 20 knots with gusts to around 30 knots after midnight. Slight chance of rain showers early in the evening, then chance of rain showers in the late evening and early morning. Slight chance of rain showers toward daybreak. Waves 1 to 2 feet building to 2 to 4 feet in the late evening and overnight. .FRIDAY...Southwest wind 15 to 20 knots with gusts to around 25 knots easing to 5 to 15 knots with gusts to around 25 knots late in the morning, then rising to 15 to 20 knots with gusts to around 30 knots in the afternoon. Sunny. Waves 2 to 4 feet. .FRIDAY NIGHT...Southwest wind 15 to 20 knots. Gusts up to 30 knots. Mostly clear. Waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. .SATURDAY...West wind 10 to 15 knots becoming southwest 5 to 10 knots in the afternoon. Sunny. Waves 1 to 2 feet. $$ LSZ121-151000- Chequamegon Bay-Bayfield to Oak Point WI- 727 PM CDT Thu May 14 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING... .REST OF TONIGHT...South wind 15 to 20 knots with gusts to around 30 knots. Chance of rain showers until early morning. Waves 1 to 2 feet. .FRIDAY...Southwest wind 10 to 15 knots. Gusts up to 30 knots decreasing to 25 knots in the late morning and afternoon. Sunny. Waves 1 to 2 feet. .FRIDAY NIGHT...Southwest wind 10 to 15 knots with gusts to around 25 knots easing to 5 to 10 knots with gusts to around 20 knots in the late evening and overnight. Mostly clear. Waves 1 to 2 feet. .SATURDAY...West wind 5 to 10 knots becoming northwest late in the afternoon. Sunny. Waves 1 foot or less. $$ LSZ148-151000- Oak Point to Saxon Harbor WI- 727 PM CDT Thu May 14 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY EVENING... .REST OF TONIGHT...South wind 15 to 20 knots with gales to around 35 knots. Slight chance of rain showers early in the evening, then chance of rain showers in the late evening and early morning. Slight chance of rain showers toward daybreak. Waves 1 to 2 feet building to 1 to 3 feet after midnight. .FRIDAY...Southwest wind 15 to 20 knots with gales to around 35 knots easing to 10 to 15 knots with gusts to around 25 knots in the late morning and afternoon. Sunny. Waves 1 to 3 feet subsiding to 1 to 2 feet in the late morning and afternoon. A gale warning may be needed. .FRIDAY NIGHT...Southwest wind 10 to 15 knots with gusts to around 25 knots easing to 5 to 10 knots after midnight. Mostly clear. Waves 1 to 2 feet. .SATURDAY...Southwest wind 5 to 10 knots becoming northwest in the late morning and afternoon. Sunny. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH