FZUS53 KDLH 271107 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 607 AM 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. LSZ140-271600- Grand Portage to Grand Marais MN- 607 AM CDT Fri Mar 27 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM CDT THIS AFTERNOON THROUGH THIS EVENING... .TODAY...Northwest wind 10 to 15 knots. Gusts up to 25 knots. Chance of flurries in the morning. Chance of snow showers early in the afternoon, then slight chance of snow showers late in the afternoon. Waves 1 to 2 feet. .TONIGHT...West wind 10 to 15 knots. Gusts up to 25 knots. Partly cloudy. Waves 1 to 2 feet. .SATURDAY...West wind 5 to 10 knots becoming south 10 to 15 knots with gusts to around 20 knots in the afternoon. Chance of snow showers in the afternoon. Waves 1 foot or less building to 1 to 3 feet in the afternoon. .SATURDAY NIGHT...Southeast wind 5 to 10 knots becoming northeast in the late evening and overnight. Partly cloudy. Waves 1 to 3 feet subsiding to 1 to 2 feet in the late evening and overnight. Note...Wave height forecasts are for ice free areas. $$ LSZ141-271600- Grand Marais to Taconite Harbor MN- 607 AM CDT Fri Mar 27 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM CDT THIS AFTERNOON THROUGH THIS EVENING... .TODAY...Northwest wind 10 to 15 knots. Gusts up to 25 knots. Chance of flurries in the morning, then chance of snow showers in the afternoon. Waves 1 to 2 feet. .TONIGHT...West wind 10 to 15 knots. Gusts up to 25 knots. Partly cloudy. Waves 1 to 2 feet. .SATURDAY...Southwest wind 5 to 10 knots becoming south 10 to 15 knots with gusts to around 20 knots in the afternoon. Slight chance of snow showers in the afternoon. Waves 1 to 3 feet. .SATURDAY NIGHT...Northeast wind 5 knots. Partly cloudy. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ142-271600- Taconite Harbor to Silver Bay Harbor MN- 607 AM CDT Fri Mar 27 2026 .TODAY...Northwest wind 10 to 15 knots. Gusts up to 20 knots in the late morning and afternoon. Chance of flurries in the morning, then chance of snow showers in the afternoon. Waves 1 to 2 feet. .TONIGHT...West wind 10 to 15 knots with gusts to around 20 knots easing to 5 to 10 knots early in the morning. Mostly clear. Waves 1 foot or less. .SATURDAY...Southwest wind 5 to 10 knots becoming southeast late in the afternoon. Slight chance of snow showers in the afternoon. Waves 1 to 2 feet. .SATURDAY NIGHT...Northeast wind 5 knots. Partly cloudy. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ143-271600- Silver Bay Harbor to Two Harbors MN- 607 AM CDT Fri Mar 27 2026 .TODAY...Northwest wind 10 to 15 knots. Gusts up to 20 knots in the afternoon. Chance of flurries in the morning, then chance of snow showers in the afternoon. Waves 1 to 2 feet. .TONIGHT...West wind 10 to 15 knots with gusts to around 20 knots easing to 5 to 10 knots early in the morning. Mostly clear. Waves 1 foot or less. .SATURDAY...Southwest wind 5 to 10 knots becoming south in the afternoon. Slight chance of snow showers in the afternoon. Waves 1 to 2 feet. .SATURDAY NIGHT...Northeast wind 5 to 10 knots. Partly cloudy. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ144-271600- Two Harbors to Duluth MN- 607 AM CDT Fri Mar 27 2026 .TODAY...Northwest wind 10 to 15 knots. Gusts up to 20 knots in the late morning and afternoon. Slight chance of snow showers through the day. Waves 1 to 2 feet. .TONIGHT...West wind 10 to 15 knots with gusts to around 20 knots becoming southwest 5 to 10 knots early in the morning. Mostly clear. Waves 1 foot or less. .SATURDAY...Southwest wind 5 to 10 knots. Gusts up to 20 knots in the late morning and afternoon. Slight chance of snow showers. Waves 1 to 2 feet. .SATURDAY NIGHT...Northeast wind 5 to 10 knots. Partly cloudy. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ145-271600- Duluth MN to Port Wing WI- 607 AM CDT Fri Mar 27 2026 .TODAY...Northwest wind 10 to 15 knots. Gusts up to 20 knots in the late morning and afternoon. Slight chance of snow showers early in the morning. Slight chance of snow showers in the afternoon. Waves 1 to 3 feet. .TONIGHT...West wind 10 to 15 knots with gusts to around 20 knots becoming southwest 5 to 10 knots early in the morning. Mostly clear. Waves 1 to 2 feet. .SATURDAY...Southwest wind 5 to 10 knots. Gusts up to 20 knots late in the morning increasing to 25 knots, then decreasing to 20 knots late in the afternoon. Slight chance of snow showers. Waves 1 foot or less. .SATURDAY NIGHT...East wind 5 to 10 knots becoming northeast after midnight. Partly cloudy. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ146-271600- Port Wing to Sand Island WI- 607 AM CDT Fri Mar 27 2026 .TODAY...Northwest wind 10 to 15 knots becoming northwest 10 to 15 knots with gusts to around 20 knots in the afternoon. Chance of flurries in the morning, then chance of snow showers in the afternoon. Waves 1 to 3 feet. .TONIGHT...Northwest wind 10 to 15 knots with gusts to around 20 knots becoming west early in the morning. Mostly clear. Waves 1 to 3 feet. .SATURDAY...Southwest wind 5 to 10 knots. Gusts up to 20 knots early in the afternoon. Slight chance of snow showers in the afternoon. Waves 1 to 2 feet. .SATURDAY NIGHT...Northeast wind 5 to 10 knots. Partly cloudy. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ147-271600- Sand Island to Bayfield WI- 607 AM CDT Fri Mar 27 2026 .TODAY...Northwest wind 15 to 20 knots with gusts to around 25 knots. Chance of flurries in the morning, then chance of snow showers in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet late in the afternoon. .TONIGHT...Northwest wind 10 to 15 knots with gusts to around 20 knots becoming west 5 to 10 knots early in the morning. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. .SATURDAY...Southwest wind 5 to 10 knots becoming south with gusts to around 20 knots in the afternoon. Slight chance of snow showers in the afternoon. Waves 1 to 2 feet. .SATURDAY NIGHT...East wind 5 knots becoming northeast after midnight. Partly cloudy. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ150-271600- Outer Apostle Islands Beyond 5 NM from Mainland- 607 AM CDT Fri Mar 27 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM CDT THIS AFTERNOON THROUGH THIS EVENING... .TODAY...Northwest wind 15 to 20 knots with gusts to around 25 knots. Slight chance of snow showers early in the morning, then chance of snow showers in the late morning and early afternoon. Slight chance of snow showers late in the afternoon. Waves 1 to 2 feet building to 3 to 5 feet in the afternoon. .TONIGHT...Northwest wind 15 to 20 knots becoming west 10 to 15 knots early in the morning. Partly cloudy. Waves 3 to 5 feet. .SATURDAY...Southwest wind 10 knots becoming south with gusts to around 20 knots in the late morning and afternoon. Slight chance of snow showers in the afternoon. Waves 1 to 3 feet. .SATURDAY NIGHT...Southeast wind 5 to 10 knots becoming northeast in the late evening and overnight. Partly cloudy. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ148-271600- Oak Point to Saxon Harbor WI- 607 AM CDT Fri Mar 27 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM CDT THIS AFTERNOON THROUGH THIS EVENING... .TODAY...Northwest wind 10 to 15 knots with gusts to around 20 knots. Slight chance of snow showers through the day. Waves 1 to 2 feet building to 1 to 3 feet late in the afternoon. .TONIGHT...Northwest wind 10 to 15 knots with gusts to around 20 knots becoming west 5 to 10 knots early in the morning. Partly cloudy. Waves 1 to 3 feet. .SATURDAY...Southwest wind 10 to 15 knots. Gusts up to 20 knots in the afternoon. Slight chance of snow showers in the afternoon. Waves 1 foot or less. .SATURDAY NIGHT...South wind 5 to 10 knots becoming east early in the morning. Partly cloudy. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH