Nearshore Marine Forecast
Issued by NWS Duluth, MN
Issued by NWS Duluth, MN
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862 FZUS53 KDLH 150358 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 958 PM CST Fri Nov 14 2025 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. LSZ140-151100- Grand Portage to Grand Marais MN- 958 PM CST Fri Nov 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY MORNING... .REST OF TONIGHT...Southeast wind 10 to 15 knots becoming west 5 to 10 knots toward daybreak. Slight chance of rain showers in the late evening and early morning. Chance of rain showers toward daybreak. Waves 1 to 3 feet. .SATURDAY...Northwest wind 15 to 20 knots. Gusts up to 20 knots increasing to 25 knots in the late morning and afternoon. Chance of rain showers in the morning. Waves 1 to 3 feet. .SATURDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 30 knots decreasing to 25 knots in the late evening and overnight. Partly cloudy. Waves 1 to 3 feet. .SUNDAY...Northwest wind 15 to 20 knots. Gusts up to 25 knots decreasing to 20 knots in the afternoon. Sunny. Waves 1 to 2 feet. $$ LSZ141-151100- Grand Marais to Taconite Harbor MN- 958 PM CST Fri Nov 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY MORNING... .REST OF TONIGHT...Northeast wind 5 knots becoming west toward daybreak. Chance of rain showers late in the evening, then slight chance of rain showers after midnight. Waves 1 to 2 feet. .SATURDAY...Northwest wind 15 to 20 knots. Gusts up to 25 knots. Chance of rain showers in the morning. Waves 1 to 2 feet. .SATURDAY NIGHT...Northwest wind 15 to 20 knots with gusts to around 25 knots. Mostly clear. Waves 1 to 2 feet. .SUNDAY...Northwest wind 10 to 15 knots. Gusts up to 25 knots decreasing to 20 knots in the afternoon. Sunny. Waves 1 to 2 feet. $$ LSZ142-151100- Taconite Harbor to Silver Bay Harbor MN- 958 PM CST Fri Nov 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY AFTERNOON THROUGH LATE SATURDAY NIGHT... .REST OF TONIGHT...North wind 5 knots becoming west with gusts to around 20 knots after midnight. Chance of sprinkles late in the evening, then slight chance of rain showers after midnight. Waves 1 foot or less. .SATURDAY...Northwest wind 10 to 15 knots with gusts to around 25 knots. Chance of rain showers in the morning. Waves 1 to 2 feet. .SATURDAY NIGHT...Northwest wind 10 to 15 knots with gusts to around 25 knots. Mostly clear. Waves 1 to 2 feet. .SUNDAY...Northwest wind 10 to 15 knots. Gusts up to 25 knots decreasing to 20 knots in the late morning and afternoon. Sunny. Waves 1 foot or less. $$ LSZ143-151100- Silver Bay Harbor to Two Harbors MN- 958 PM CST Fri Nov 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY AFTERNOON THROUGH LATE SATURDAY NIGHT... .REST OF TONIGHT...Northwest wind 5 knots becoming west after midnight. Chance of sprinkles in the late evening and early morning. Slight chance of rain showers toward daybreak. Waves 1 foot or less. .SATURDAY...Northwest wind 10 to 15 knots. Gusts up to 20 knots increasing to 25 knots in the afternoon. Chance of rain showers in the morning. Waves 1 to 2 feet. .SATURDAY NIGHT...Northwest wind 10 to 15 knots with gusts to around 25 knots. Mostly clear. Waves 1 to 2 feet. .SUNDAY...Northwest wind 5 to 10 knots with gusts to around 20 knots. Sunny. Waves 1 foot or less. $$ LSZ144-151100- Two Harbors to Duluth MN- 958 PM CST Fri Nov 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY AFTERNOON THROUGH LATE SATURDAY NIGHT... .REST OF TONIGHT...North wind 5 knots becoming west after midnight. Chance of sprinkles after midnight. Slight chance of rain showers toward daybreak. Waves 1 foot or less. .SATURDAY...Northwest wind 15 to 20 knots. Gusts up to 20 knots increasing to 25 knots in the afternoon. Chance of sprinkles in the morning. Waves 1 to 2 feet. .SATURDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 25 knots decreasing to 20 knots early in the morning. Mostly clear. Waves 1 to 2 feet. .SUNDAY...Northwest wind 10 to 15 knots easing to 5 to 10 knots in the afternoon. Gusts up to 20 knots. Sunny. Waves 1 to 2 feet. $$ LSZ145-151100- Duluth MN to Port Wing WI- 958 PM CST Fri Nov 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY AFTERNOON THROUGH LATE SATURDAY NIGHT... .REST OF TONIGHT...Northeast wind 5 to 10 knots becoming west after midnight. Chance of sprinkles after midnight. Slight chance of rain showers toward daybreak. Waves 1 foot or less. .SATURDAY...West wind 15 to 20 knots. Gusts up to 20 knots increasing to 25 knots in the afternoon. Chance of rain showers in the morning. Waves 1 to 2 feet building to 1 to 3 feet in the afternoon. .SATURDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 25 knots until early morning. Mostly clear. Waves 2 to 4 feet. .SUNDAY...Northwest wind 10 to 15 knots with gusts to around 20 knots. Sunny. Waves 1 to 3 feet. $$ LSZ146-151100- Port Wing to Sand Island WI- 958 PM CST Fri Nov 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY AFTERNOON THROUGH LATE SATURDAY NIGHT... .REST OF TONIGHT...North wind 5 knots becoming west 10 to 15 knots after midnight. Chance of sprinkles after midnight. Slight chance of rain showers toward daybreak. Waves 1 to 2 feet. .SATURDAY...West wind 15 to 20 knots. Gusts up to 20 knots increasing to 25 knots in the afternoon. Chance of rain showers in the morning. Waves 1 to 2 feet building to 2 to 4 feet in the afternoon. .SATURDAY NIGHT...Northwest wind 15 to 20 knots with gusts to around 25 knots. Mostly clear. Waves 3 to 5 feet. .SUNDAY...Northwest wind 10 to 15 knots with gusts to around 20 knots. Sunny. Waves 1 to 3 feet. $$ LSZ147-151100- Sand Island to Bayfield WI- 958 PM CST Fri Nov 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY AFTERNOON THROUGH LATE SATURDAY NIGHT... .REST OF TONIGHT...North wind 5 knots becoming west after midnight. Chance of sprinkles after midnight. Chance of rain showers toward daybreak. Waves 1 to 2 feet. .SATURDAY...West wind 15 to 20 knots. Gusts up to 20 knots increasing to 25 knots in the afternoon. Chance of rain showers in the morning. Waves 1 to 3 feet building to 2 to 4 feet in the afternoon. .SATURDAY NIGHT...Northwest wind 15 to 20 knots with gusts to around 25 knots. Mostly clear. Waves 3 to 5 feet. Waves occasionally to 7 feet. .SUNDAY...Northwest wind 10 to 15 knots. Gusts up to 25 knots decreasing to 20 knots in the late morning and afternoon. Sunny. Waves 2 to 4 feet subsiding to 1 to 2 feet in the afternoon. $$ LSZ150-151100- Outer Apostle Islands Beyond 5 NM from Mainland- 958 PM CST Fri Nov 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY AFTERNOON THROUGH SUNDAY MORNING... .REST OF TONIGHT...Southwest wind 5 to 10 knots becoming west 10 to 15 knots toward daybreak. Chance of sprinkles after midnight. Chance of rain showers toward daybreak. Waves 1 to 2 feet. .SATURDAY...Northwest wind 15 to 20 knots. Gusts up to 20 knots increasing to 30 knots. Chance of rain showers in the morning. Waves 1 to 3 feet building to 3 to 5 feet in the late morning and afternoon. .SATURDAY NIGHT...Northwest wind 20 to 25 knots. Gusts up to 30 knots decreasing to 25 knots after midnight. Mostly clear. Waves 4 to 6 feet. Waves occasionally to 8 feet. .SUNDAY...Northwest wind 15 to 20 knots. Gusts up to 25 knots decreasing to 20 knots in the afternoon. Sunny. Waves 3 to 5 feet subsiding to 1 to 3 feet late in the afternoon. Waves occasionally to 7 feet. $$ LSZ121-151100- Chequamegon Bay-Bayfield to Oak Point WI- 958 PM CST Fri Nov 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY AFTERNOON THROUGH LATE SATURDAY NIGHT... .REST OF TONIGHT...Southwest wind 5 knots becoming west toward daybreak. Chance of rain showers toward daybreak. Waves 1 foot or less. .SATURDAY...Northwest wind 10 to 15 knots. Gusts up to 25 knots. Chance of rain showers in the morning. Waves 1 foot or less. .SATURDAY NIGHT...Northwest wind 10 to 15 knots. Gusts up to 25 knots decreasing to 20 knots after midnight. Mostly clear. Waves 1 foot or less. .SUNDAY...Northwest wind 10 to 15 knots easing to 5 to 10 knots in the afternoon. Gusts up to 20 knots. Sunny. Waves 1 foot or less. $$ LSZ148-151100- Oak Point to Saxon Harbor WI- 958 PM CST Fri Nov 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY AFTERNOON THROUGH LATE SATURDAY NIGHT... .REST OF TONIGHT...Southwest wind 5 to 10 knots with gusts to around 20 knots becoming west toward daybreak. Chance of rain showers toward daybreak. Waves 1 foot or less. .SATURDAY...West wind 15 to 20 knots. Gusts up to 20 knots increasing to 25 knots in the afternoon. Chance of rain showers in the morning. Waves 1 to 3 feet. .SATURDAY NIGHT...Northwest wind 15 to 20 knots with gusts to around 25 knots. Mostly clear. Waves 2 to 4 feet. .SUNDAY...Northwest wind 10 to 15 knots with gusts to around 20 knots. Sunny. Waves 1 to 3 feet. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH