FZUS53 KDLH 280103 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 802 PM CDT Fri Mar 27 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. LSZ140-281000- Grand Portage to Grand Marais MN- 802 PM CDT Fri Mar 27 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING... .REST OF TONIGHT...West wind 10 to 15 knots. Gusts up to 20 knots increasing to 25 knots in the late evening and early morning, then decreasing to 20 knots toward daybreak. Partly cloudy. Waves 1 to 2 feet. .SATURDAY...Southwest wind 15 to 20 knots with gusts to around 25 knots. Slight chance of snow in the afternoon. Waves 1 to 3 feet building to 3 to 5 feet in the afternoon. A small craft advisory may be needed. .SATURDAY NIGHT...South wind 5 to 10 knots becoming northeast in the late evening and overnight. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and overnight. .SUNDAY...Northeast wind 5 to 10 knots. Mostly sunny. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ141-281000- Grand Marais to Taconite Harbor MN- 802 PM CDT Fri Mar 27 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING... .REST OF TONIGHT...West wind 10 to 15 knots. Gusts up to 20 knots increasing to 25 knots in the late evening and early morning. Mostly clear. Waves 1 to 2 feet. .SATURDAY...Southwest wind 10 to 15 knots with gusts to around 20 knots. Slight chance of snow in the afternoon. Waves 1 to 3 feet. .SATURDAY NIGHT...East wind 5 to 10 knots becoming northeast in the late evening and overnight. Partly cloudy. Waves 1 to 2 feet. .SUNDAY...Northeast wind 5 to 10 knots. Mostly sunny. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ142-281000- Taconite Harbor to Silver Bay Harbor MN- 802 PM CDT Fri Mar 27 2026 .REST OF TONIGHT...West wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Mostly clear. Waves 1 foot or less. .SATURDAY...Southwest wind 10 to 15 knots with gusts to around 25 knots becoming south 5 to 10 knots late in the afternoon. Slight chance of snow. Waves 1 to 2 feet building to 1 to 3 feet in the late morning and afternoon. .SATURDAY NIGHT...East wind 5 to 10 knots becoming northeast in the late evening and overnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 2 feet. .SUNDAY...Northeast wind 5 to 10 knots. Mostly sunny. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ143-281000- Silver Bay Harbor to Two Harbors MN- 802 PM CDT Fri Mar 27 2026 .REST OF TONIGHT...West wind 10 to 15 knots. Gusts up to 20 knots in the late evening and early morning. Mostly clear. Waves 1 foot or less. .SATURDAY...Southwest wind 10 to 15 knots. Gusts up to 20 knots increasing to 25 knots in the late morning and early afternoon. Slight chance of snow. Waves 1 to 2 feet building to 1 to 3 feet in the late morning and afternoon. .SATURDAY NIGHT...East wind 5 to 10 knots becoming northeast in the late evening and overnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 2 feet. .SUNDAY...Northeast wind 5 to 10 knots. Mostly sunny. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ144-281000- Two Harbors to Duluth MN- 802 PM CDT Fri Mar 27 2026 .REST OF TONIGHT...West wind 10 to 15 knots with gusts to around 20 knots becoming southwest 5 to 10 knots toward daybreak. Mostly clear. Waves 1 foot or less. .SATURDAY...Southwest wind 10 to 15 knots. Gusts up to 20 knots increasing to 25 knots in the late morning and early afternoon, then decreasing to 20 knots late in the afternoon. Slight chance of snow in the morning. Waves 1 to 3 feet. .SATURDAY NIGHT...Southwest wind 5 to 10 knots becoming north late in the evening, then becoming northeast after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 2 feet. .SUNDAY...Northeast wind 5 to 10 knots. Mostly sunny. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ145-281000- Duluth MN to Port Wing WI- 802 PM CDT Fri Mar 27 2026 .REST OF TONIGHT...West wind 10 to 15 knots with gusts to around 20 knots becoming southwest 5 to 10 knots toward daybreak. Mostly clear. Waves 1 to 2 feet. .SATURDAY...Southwest wind 10 to 15 knots. Gusts up to 20 knots increasing to 25 knots in the late morning and afternoon. Partly sunny. Waves 1 to 2 feet. .SATURDAY NIGHT...Southwest wind 5 to 10 knots becoming northeast after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .SUNDAY...Northeast wind 5 to 10 knots. Mostly sunny. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ146-281000- Port Wing to Sand Island WI- 802 PM CDT Fri Mar 27 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING... .REST OF TONIGHT...West wind 10 to 15 knots. Gusts up to 20 knots early in the evening. Slight chance of snow early in the evening. Waves 1 to 3 feet. .SATURDAY...Southwest wind 10 to 15 knots with gusts to around 25 knots easing to 10 knots with gusts to around 20 knots late in the afternoon. Slight chance of snow in the afternoon. Waves 1 to 2 feet. .SATURDAY NIGHT...Southwest wind 5 to 10 knots becoming northeast after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 2 feet. .SUNDAY...Northeast wind 5 to 10 knots. Mostly sunny. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ147-281000- Sand Island to Bayfield WI- 802 PM CDT Fri Mar 27 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING... .REST OF TONIGHT...West wind 10 to 15 knots. Gusts up to 20 knots early in the evening. Slight chance of snow early in the evening. Waves 1 to 3 feet. .SATURDAY...Southwest wind 10 to 15 knots. Gusts up to 25 knots in the late morning and early afternoon decreasing to 20 knots. Slight chance of snow in the afternoon. Waves 1 to 2 feet. .SATURDAY NIGHT...South wind 5 to 10 knots becoming southwest late in the evening, then becoming north after midnight becoming northeast early in the morning. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .SUNDAY...Northeast wind 5 to 10 knots. Mostly sunny. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ150-281000- Outer Apostle Islands Beyond 5 NM from Mainland- 802 PM CDT Fri Mar 27 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING... .REST OF TONIGHT...West wind 15 to 20 knots. Gusts up to 20 knots increasing to 25 knots late in the evening, then decreasing to 20 knots after midnight. Partly cloudy. Waves 2 to 4 feet. .SATURDAY...Southwest wind 10 to 15 knots. Gusts up to 25 knots in the late morning and early afternoon decreasing to 20 knots. Slight chance of snow in the afternoon. Waves 1 to 3 feet. .SATURDAY NIGHT...South wind 5 to 10 knots becoming north after midnight, then becoming northeast early in the morning. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 2 feet. .SUNDAY...Northeast wind 10 to 15 knots. Partly sunny. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ148-281000- Oak Point to Saxon Harbor WI- 802 PM CDT Fri Mar 27 2026 .REST OF TONIGHT...West wind 10 to 15 knots with gusts to around 20 knots becoming southwest 5 to 10 knots toward daybreak. Slight chance of snow early in the evening. Waves 1 to 2 feet. .SATURDAY...Southwest wind 10 to 15 knots. Gusts up to 25 knots in the late morning and afternoon. Slight chance of snow in the afternoon. Waves 1 to 2 feet. .SATURDAY NIGHT...Southwest wind 5 to 10 knots becoming west after midnight, then becoming north early in the morning. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .SUNDAY...Northeast wind 10 to 15 knots. Mostly sunny. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH