FZUS53 KDLH 122111 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 311 PM CST Thu Feb 12 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. LSZ140-130500- Grand Portage to Grand Marais MN- 311 PM CST Thu Feb 12 2026 .TONIGHT...Southwest wind 10 to 15 knots. Gusts up to 20 knots after midnight. Partly cloudy then becoming mostly cloudy in the late evening and early morning then becoming partly cloudy. Waves 1 to 2 feet. .FRIDAY...West wind 10 to 15 knots. Gusts up to 20 knots until late afternoon. Mostly sunny. Waves 1 to 2 feet. .FRIDAY NIGHT...Northwest wind 5 knots becoming north after midnight, then becoming south early in the morning. Partly cloudy. Waves 1 foot or less. .SATURDAY...Southwest wind 5 to 10 knots. Partly sunny. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ141-130500- Grand Marais to Taconite Harbor MN- 311 PM CST Thu Feb 12 2026 .TONIGHT...Southwest wind 5 knots becoming west in the late evening and overnight. Partly cloudy then becoming mostly cloudy late in the evening then becoming partly cloudy. Waves 1 foot or less. .FRIDAY...West wind 5 to 10 knots. Gusts up to 20 knots in the morning. Sunny. Waves 1 foot or less. .FRIDAY NIGHT...North wind 5 knots becoming east early in the morning. Partly cloudy. Waves 1 foot or less. .SATURDAY...Variable winds 10 knots or less becoming southwest 5 knots in the late morning and afternoon. Partly sunny. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ142-130500- Taconite Harbor to Silver Bay Harbor MN- 311 PM CST Thu Feb 12 2026 .TONIGHT...East wind 5 knots becoming west late in the evening, then becoming southwest after midnight. Partly cloudy. Waves 1 foot or less. .FRIDAY...West wind 5 to 10 knots. Sunny. Waves 1 foot or less. .FRIDAY NIGHT...North wind 5 knots in the evening becoming variable 10 knots or less. Partly cloudy. Waves 1 foot or less. .SATURDAY...Variable winds 10 knots or less becoming southwest 5 knots in the afternoon. Partly sunny. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ143-130500- Silver Bay Harbor to Two Harbors MN- 311 PM CST Thu Feb 12 2026 .TONIGHT...Northeast wind 5 knots becoming northwest late in the evening, then becoming southwest after midnight. Partly cloudy. Waves 1 foot or less. .FRIDAY...Southwest wind 5 to 10 knots. Sunny. Waves 1 foot or less. .FRIDAY NIGHT...West wind 5 knots early in the evening becoming variable 10 knots or less. Partly cloudy. Waves 1 foot or less. .SATURDAY...Variable winds 10 knots or less becoming southwest 5 knots in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ144-130500- Two Harbors to Duluth MN- 311 PM CST Thu Feb 12 2026 .TONIGHT...East wind 5 knots becoming southwest in the late evening and overnight. Partly cloudy. Waves 1 foot or less. .FRIDAY...Southwest wind 5 to 10 knots. Sunny. Waves 1 foot or less. .FRIDAY NIGHT...West wind 5 knots becoming south early in the morning. Partly cloudy. Waves 1 foot or less. .SATURDAY...South wind 5 knots becoming southwest late in the afternoon. Mostly sunny. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ145-130500- Duluth MN to Port Wing WI- 311 PM CST Thu Feb 12 2026 .TONIGHT...East wind 5 knots becoming southwest in the late evening and overnight. Patchy fog after midnight. Waves 1 foot or less. .FRIDAY...Southwest wind 5 to 10 knots. Patchy fog in the morning. Waves 1 to 2 feet. .FRIDAY NIGHT...Southwest wind 5 knots becoming south after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .SATURDAY...South wind 5 knots becoming southwest in the afternoon. Mostly sunny. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ146-130500- Port Wing to Sand Island WI- 311 PM CST Thu Feb 12 2026 .TONIGHT...Southeast wind 5 knots becoming southwest 10 to 15 knots in the late evening and overnight. Partly cloudy. Waves 1 foot or less. .FRIDAY...Southwest wind 10 to 15 knots easing to 5 to 10 knots in the afternoon. Sunny. Waves 1 to 2 feet. .FRIDAY NIGHT...South wind 5 knots. Partly cloudy. Waves 1 foot or less. .SATURDAY...Variable winds 10 knots or less becoming southwest 5 knots in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ150-130500- Outer Apostle Islands Beyond 5 NM from Mainland- 311 PM CST Thu Feb 12 2026 .TONIGHT...Southeast wind 5 knots becoming southwest 10 to 15 knots in the late evening and overnight. Partly cloudy then becoming mostly cloudy late in the evening then becoming partly cloudy. Waves 1 foot or less. .FRIDAY...West wind 10 to 15 knots. Gusts up to 20 knots early in the morning. Sunny. Waves 1 to 2 feet. .FRIDAY NIGHT...West wind 5 knots becoming south after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .SATURDAY...Southwest wind 5 knots. Partly sunny. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ148-130500- Oak Point to Saxon Harbor WI- 311 PM CST Thu Feb 12 2026 .TONIGHT...Southeast wind 5 knots becoming southwest in the late evening and overnight. Partly cloudy. Waves 1 foot or less. .FRIDAY...Southwest wind 10 to 15 knots. Sunny. Waves 1 foot or less. .FRIDAY NIGHT...South wind 5 knots. Partly cloudy. Waves 1 foot or less. .SATURDAY...Southwest wind 5 knots. Mostly sunny. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH