FZUS53 KDLH 282127 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 427 PM CDT Sat Mar 28 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. LSZ140-290400- Grand Portage to Grand Marais MN- 427 PM CDT Sat Mar 28 2026 .TONIGHT...Southeast wind 5 to 10 knots becoming northeast in the late evening and overnight. Partly cloudy. Waves 1 foot or less. .SUNDAY...Northeast wind 5 to 10 knots. Mostly cloudy. Waves 1 foot or less. .SUNDAY NIGHT...Northeast wind 5 to 10 knots becoming north after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .MONDAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots late in the afternoon. Slight chance of snow in the afternoon. Waves 1 foot or less building to 1 to 3 feet late in the afternoon. Note...Wave height forecasts are for ice free areas. $$ LSZ141-290400- Grand Marais to Taconite Harbor MN- 427 PM CDT Sat Mar 28 2026 .TONIGHT...East wind 5 to 10 knots becoming northeast in the late evening and overnight. Partly cloudy until early morning then becoming mostly cloudy. Waves 1 to 2 feet. .SUNDAY...East wind 5 to 10 knots. Mostly cloudy. Waves 1 to 3 feet. .SUNDAY NIGHT...Northeast wind 5 to 10 knots becoming north after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 2 feet. .MONDAY...Northeast wind 15 to 20 knots. Slight chance of snow and light freezing rain in the afternoon. Waves 1 to 2 feet building to 2 to 4 feet late in the afternoon. Note...Wave height forecasts are for ice free areas. $$ LSZ142-290400- Taconite Harbor to Silver Bay Harbor MN- 427 PM CDT Sat Mar 28 2026 .TONIGHT...East wind 5 to 10 knots becoming northeast in the late evening and overnight. Partly cloudy until early morning then becoming mostly cloudy. Waves 1 foot or less. .SUNDAY...Northeast wind 10 to 15 knots. Partly sunny. Waves 1 to 3 feet. .SUNDAY NIGHT...Northeast wind 5 to 10 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 3 feet. .MONDAY...Northeast wind 15 to 20 knots with gusts to around 25 knots. Slight chance of rain and snow in the afternoon. Waves 1 to 2 feet building to 2 to 4 feet late in the afternoon. Note...Wave height forecasts are for ice free areas. $$ LSZ143-290400- Silver Bay Harbor to Two Harbors MN- 427 PM CDT Sat Mar 28 2026 .TONIGHT...Northeast wind 10 to 15 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .SUNDAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the late morning and afternoon. Partly sunny. Waves 1 to 3 feet. .SUNDAY NIGHT...Northeast wind 5 to 10 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 3 feet. .MONDAY...Northeast wind 15 to 20 knots with gusts to around 25 knots. Slight chance of rain and snow in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet late in the afternoon. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ144-290400- Two Harbors to Duluth MN- 427 PM CDT Sat Mar 28 2026 .TONIGHT...Northeast wind 10 to 15 knots. Mostly clear in the evening then becoming mostly cloudy. Waves 1 to 2 feet. .SUNDAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the late morning and afternoon. Mostly cloudy in the morning then becoming mostly sunny. Waves 1 to 3 feet. .SUNDAY NIGHT...Northeast wind 5 to 10 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 3 feet. .MONDAY...Northeast wind 15 to 20 knots with gusts to around 25 knots. Slight chance of rain in the afternoon. Waves 1 to 2 feet building to 3 to 5 feet in the afternoon. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ145-290400- Duluth MN to Port Wing WI- 427 PM CDT Sat Mar 28 2026 .TONIGHT...East wind 5 to 10 knots becoming northeast in the late evening and overnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 2 feet. .SUNDAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the late morning and afternoon. Mostly cloudy in the morning then becoming mostly sunny. Waves 1 to 2 feet building to 1 to 3 feet in the afternoon. .SUNDAY NIGHT...Northeast wind 5 to 10 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 3 feet. .MONDAY...Northeast wind 15 to 20 knots with gusts to around 25 knots. Slight chance of rain in the afternoon. Waves 1 to 2 feet building to 3 to 5 feet in the afternoon. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ146-290400- Port Wing to Sand Island WI- 427 PM CDT Sat Mar 28 2026 .TONIGHT...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 10 to 15 knots. Gusts up to 20 knots in the afternoon. Partly sunny. Waves 1 to 3 feet. .SUNDAY NIGHT...Northeast wind 5 to 10 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 3 feet. .MONDAY...Northeast wind 15 to 20 knots with gusts to around 25 knots. Slight chance of rain in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet late in the afternoon. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ147-290400- Sand Island to Bayfield WI- 427 PM CDT Sat Mar 28 2026 .TONIGHT...Southeast wind 5 to 10 knots becoming northeast after midnight. Mostly cloudy then becoming partly cloudy in the late evening and early morning then becoming mostly cloudy. Waves 1 to 2 feet. .SUNDAY...Northeast wind 10 to 15 knots. Partly sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...Northeast wind 5 to 10 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 2 feet. .MONDAY...Northeast wind 15 to 20 knots with gusts to around 25 knots. Mostly cloudy. Waves 1 to 2 feet building to 1 to 3 feet late in the afternoon. Note...Wave height forecasts are for ice free areas. $$ LSZ150-290400- Outer Apostle Islands Beyond 5 NM from Mainland- 427 PM CDT Sat Mar 28 2026 .TONIGHT...Southeast wind 5 to 10 knots becoming northeast 10 to 15 knots after midnight. Mostly cloudy then becoming partly cloudy in the late evening and early morning then becoming mostly cloudy. Waves 1 to 2 feet. .SUNDAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the afternoon. Partly sunny. Waves 1 to 3 feet. .SUNDAY NIGHT...Northeast wind 10 to 15 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 3 feet. .MONDAY...Northeast wind 15 to 20 knots with gusts to around 25 knots. Slight chance of light freezing rain in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet late in the afternoon. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ148-290400- Oak Point to Saxon Harbor WI- 427 PM CDT Sat Mar 28 2026 .TONIGHT...South wind 5 to 10 knots becoming southwest late in the evening, then becoming northwest after midnight becoming northeast late in the night. Partly cloudy until early morning then becoming mostly cloudy. Waves 1 foot or less. .SUNDAY...Northeast wind 10 to 15 knots. Mostly cloudy in the morning then becoming mostly sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...North wind 5 to 10 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 2 feet. .MONDAY...Northeast wind 15 to 20 knots with gusts to around 25 knots. Mostly cloudy. Waves 1 to 2 feet building to 2 to 4 feet late in the afternoon. Note...Wave height forecasts are for ice free areas. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH