FZUS53 KDLH 251600 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 1100 AM CDT Sat Apr 25 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. LSZ140-252200- Grand Portage to Grand Marais MN- 1100 AM CDT Sat Apr 25 2026 .REST OF TODAY...South wind 5 knots. Mostly sunny late in the morning then becoming mostly cloudy. Waves 1 foot or less. .TONIGHT...East wind 5 knots becoming northeast after midnight. Chance of rain showers after midnight. Waves 1 foot or less. .SUNDAY...Northeast wind 5 to 10 knots. Chance of rain showers through the day. Waves 1 foot or less. .SUNDAY NIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots early in the morning. Slight chance of rain showers through the night. Waves 1 to 2 feet. $$ LSZ141-252200- Grand Marais to Taconite Harbor MN- 1100 AM CDT Sat Apr 25 2026 .REST OF TODAY...Variable winds 10 knots or less becoming south 5 knots early in the afternoon, then becoming east late. Partly sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots. Slight chance of rain showers in the evening, then chance of rain showers after midnight. Waves 1 foot or less. .SUNDAY...Northeast wind 5 to 10 knots becoming east late in the afternoon. Chance of rain showers through the day. Waves 1 foot or less. .SUNDAY NIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots after midnight. Slight chance of rain showers through the night. Waves 1 to 2 feet. $$ LSZ142-252200- Taconite Harbor to Silver Bay Harbor MN- 1100 AM CDT Sat Apr 25 2026 .REST OF TODAY...Variable winds 10 knots or less. Mostly cloudy. Waves 1 foot or less. .TONIGHT...Variable winds 10 knots or less becoming northeast 5 knots after midnight. Chance of rain showers in the evening, then rain showers likely after midnight. Waves 1 foot or less. .SUNDAY...Northeast wind 5 knots. Rain showers likely in the morning, then chance of rain showers in the afternoon. Waves 1 foot or less. .SUNDAY NIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots early in the morning. Slight chance of rain showers through the night. Waves 1 to 2 feet. $$ LSZ143-252200- Silver Bay Harbor to Two Harbors MN- 1100 AM CDT Sat Apr 25 2026 .REST OF TODAY...Variable winds 10 knots or less becoming east 5 knots in the afternoon. Mostly cloudy. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots. Chance of rain showers in the evening, then rain showers likely after midnight. Waves 1 foot or less. .SUNDAY...Northeast wind 5 to 10 knots. Rain showers likely in the morning, then chance of rain showers in the afternoon. Waves 1 foot or less. .SUNDAY NIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots after midnight. Slight chance of rain showers through the night. Waves 1 to 3 feet. $$ LSZ144-252200- Two Harbors to Duluth MN- 1100 AM CDT Sat Apr 25 2026 .REST OF TODAY...East wind 5 knots. Chance of sprinkles late. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots. Chance of rain showers in the evening, then rain showers likely after midnight. Waves 1 foot or less. .SUNDAY...Northeast wind 5 to 10 knots. Rain showers likely in the morning, then slight chance of rain showers in the afternoon. Waves 1 to 2 feet. .SUNDAY NIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the late evening and overnight. Chance of rain showers in the evening, then slight chance of rain showers after midnight. Waves 1 to 2 feet building to 1 to 3 feet early in the morning. $$ LSZ145-252200- Duluth MN to Port Wing WI- 1100 AM CDT Sat Apr 25 2026 .REST OF TODAY...Northeast wind 5 knots. Chance of sprinkles late. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots. Chance of rain showers in the evening, then rain showers likely after midnight. Waves 1 foot or less. .SUNDAY...Northeast wind 5 to 10 knots. Rain showers likely in the morning, then slight chance of rain showers in the afternoon. Waves 1 to 2 feet. .SUNDAY NIGHT...Northeast wind 10 to 15 knots with gusts to around 20 knots. Chance of rain showers in the evening, then slight chance of rain showers after midnight. Waves 1 to 2 feet building to 1 to 3 feet early in the morning. $$ LSZ146-252200- Port Wing to Sand Island WI- 1100 AM CDT Sat Apr 25 2026 .REST OF TODAY...Variable winds 10 knots or less becoming northeast 5 knots in the afternoon. Mostly cloudy. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots. Chance of rain showers through the night. Waves 1 foot or less. .SUNDAY...Northeast wind 5 to 10 knots. Chance of rain showers through the day. Waves 1 foot or less. .SUNDAY NIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots early in the morning. Slight chance of rain showers through the night. Waves 1 to 2 feet. $$ LSZ147-252200- Sand Island to Bayfield WI- 1100 AM CDT Sat Apr 25 2026 .REST OF TODAY...Variable winds 10 knots or less becoming east 5 knots in the afternoon. Mostly cloudy. Waves 1 foot or less. .TONIGHT...East wind 5 knots becoming northeast in the late evening and overnight. Slight chance of rain showers in the evening, then chance of rain showers after midnight. Waves 1 foot or less. .SUNDAY...Northeast wind 5 knots. Chance of rain showers in the morning, then slight chance of rain showers in the afternoon. Waves 1 foot or less. .SUNDAY NIGHT...East wind 5 to 10 knots. Slight chance of rain showers in the evening. Waves 1 to 2 feet. $$ LSZ150-252200- Outer Apostle Islands Beyond 5 NM from Mainland- 1100 AM CDT Sat Apr 25 2026 .REST OF TODAY...East wind 5 knots. Mostly cloudy. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots. Slight chance of rain showers in the evening, then chance of rain showers after midnight. Waves 1 foot or less. .SUNDAY...Northeast wind 5 to 10 knots. Chance of rain showers in the morning, then slight chance of rain showers in the afternoon. Waves 1 to 2 feet. .SUNDAY NIGHT...East wind 10 to 15 knots. Slight chance of rain showers in the evening. Waves 1 to 3 feet. $$ LSZ121-252200- Chequamegon Bay-Bayfield to Oak Point WI- 1100 AM CDT Sat Apr 25 2026 .REST OF TODAY...Variable winds 10 knots or less becoming northeast 5 knots in the afternoon. Mostly cloudy. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots. Chance of rain showers through the night. Waves 1 foot or less. .SUNDAY...North wind 5 knots becoming northeast in the afternoon. Chance of rain showers in the morning, then slight chance of rain showers in the afternoon. Waves 1 foot or less. .SUNDAY NIGHT...Northeast wind 5 to 10 knots. Slight chance of rain showers in the evening. Waves 1 foot or less. $$ LSZ148-252200- Oak Point to Saxon Harbor WI- 1100 AM CDT Sat Apr 25 2026 .REST OF TODAY...Northeast wind 5 knots. Mostly cloudy. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots. Slight chance of rain showers after midnight. Waves 1 foot or less. .SUNDAY...North wind 5 knots becoming northeast in the afternoon. Slight chance of rain showers in the morning. Waves 1 foot or less. .SUNDAY NIGHT...East wind 5 to 10 knots. Mostly cloudy. Waves 1 to 2 feet. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH