751 FZUS53 KDLH 221102 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 602 AM CDT Sat Aug 22 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. LSZ140-221600- Grand Portage to Grand Marais MN- 602 AM CDT Sat Aug 22 2026 .TODAY...Northwest wind 5 to 10 knots with gusts to around 20 knots. Scattered sprinkles in the late morning and afternoon. Waves 1 to 2 feet. .TONIGHT...North wind 10 to 15 knots with gusts to around 20 knots. Partly cloudy. Waves 1 to 2 feet. .SUNDAY...North wind 10 to 15 knots with gusts to around 20 knots becoming northeast 5 knots early in the afternoon, then becoming southwest late in the afternoon. Mostly sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...Southwest wind 5 to 10 knots becoming northwest early in the morning. Partly cloudy. Waves 1 foot or less. $$ LSZ141-221600- Grand Marais to Taconite Harbor MN- 602 AM CDT Sat Aug 22 2026 .TODAY...Northwest wind 10 to 15 knots with gusts to around 25 knots easing to 5 to 10 knots with gusts to around 20 knots in the afternoon. Scattered sprinkles in the late morning and afternoon. Waves 1 foot or less. .TONIGHT...North wind 5 to 10 knots. Partly cloudy. Waves 1 foot or less. .SUNDAY...North wind 5 to 10 knots becoming south in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...Southwest wind 5 knots becoming northwest in the late evening and overnight. Mostly clear. Waves 1 foot or less. $$ LSZ142-221600- Taconite Harbor to Silver Bay Harbor MN- 602 AM CDT Sat Aug 22 2026 .TODAY...Northwest wind 5 to 10 knots with gusts to around 20 knots. Scattered sprinkles in the late morning and afternoon. Waves 1 foot or less. .TONIGHT...North wind 5 knots. Mostly clear. Waves 1 foot or less. .SUNDAY...North wind 5 knots becoming northeast late in the morning, then becoming south in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...South wind 5 knots early in the evening becoming variable 10 knots or less. Mostly clear. Waves 1 foot or less. $$ LSZ143-221600- Silver Bay Harbor to Two Harbors MN- 602 AM CDT Sat Aug 22 2026 .TODAY...Northwest wind 5 to 10 knots. Gusts up to 20 knots until late afternoon. Scattered sprinkles in the afternoon. Waves 1 foot or less. .TONIGHT...North wind 5 knots. Mostly clear. Waves 1 foot or less. .SUNDAY...North wind 5 knots becoming northeast late in the morning, then becoming southeast in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...Variable winds 10 knots or less. Mostly clear. Waves 1 foot or less. $$ LSZ144-221600- Two Harbors to Duluth MN- 602 AM CDT Sat Aug 22 2026 .TODAY...Northwest wind 10 to 15 knots easing to 5 to 10 knots in the afternoon. Gusts up to 20 knots. Sunny. Waves 1 foot or less. .TONIGHT...North wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. .SUNDAY...North wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...Northeast wind 5 knots in the evening becoming variable 10 knots or less. Mostly clear. Waves 1 foot or less. $$ LSZ145-221600- Duluth MN to Port Wing WI- 602 AM CDT Sat Aug 22 2026 .TODAY...Northwest wind 10 to 15 knots with gusts to around 20 knots. Sunny. Waves 1 to 2 feet. .TONIGHT...North wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. .SUNDAY...North wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...East wind 5 knots becoming southeast after midnight, then becoming variable 10 knots or less early in the morning. Mostly clear. Waves 1 foot or less. $$ LSZ146-221600- Port Wing to Sand Island WI- 602 AM CDT Sat Aug 22 2026 .TODAY...Northwest wind 5 to 10 knots. Scattered sprinkles in the afternoon. Waves 1 foot or less. .TONIGHT...North wind 5 knots. Mostly clear. Waves 1 foot or less. .SUNDAY...North wind 5 knots becoming east early in the afternoon, then becoming variable 10 knots or less late in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...Variable winds 10 knots or less. Mostly clear. Waves 1 foot or less. $$ LSZ147-221600- Sand Island to Bayfield WI- 602 AM CDT Sat Aug 22 2026 .TODAY...Northwest wind 5 to 10 knots. Gusts up to 20 knots in the late morning and early afternoon. Isolated showers early in the morning. Scattered sprinkles in the late morning and afternoon. Waves 1 foot or less. .TONIGHT...North wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. .SUNDAY...North wind 5 to 10 knots becoming southeast late in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...Southeast wind 5 knots early in the evening becoming variable 10 knots or less. Mostly clear. Waves 1 foot or less. $$ LSZ150-221600- Outer Apostle Islands Beyond 5 NM from Mainland- 602 AM CDT Sat Aug 22 2026 .TODAY...Northwest wind 5 to 10 knots. Gusts up to 20 knots until late afternoon. Scattered showers early in the morning. Scattered sprinkles in the late morning and afternoon. Waves 1 foot or less. .TONIGHT...North wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. .SUNDAY...North wind 5 to 10 knots becoming southeast late in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...South wind 5 knots becoming west after midnight. Mostly clear. Waves 1 foot or less. $$ LSZ121-221600- Chequamegon Bay-Bayfield to Oak Point WI- 602 AM CDT Sat Aug 22 2026 .TODAY...Northwest wind 5 to 10 knots. Gusts up to 20 knots in the late morning and afternoon. Scattered sprinkles early in the morning. Scattered sprinkles in the afternoon. Waves 1 foot or less. .TONIGHT...North wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. .SUNDAY...North wind 5 knots becoming east late in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...East wind 5 knots early in the evening becoming variable 10 knots or less. Mostly clear. Waves 1 foot or less. $$ LSZ148-221600- Oak Point to Saxon Harbor WI- 602 AM CDT Sat Aug 22 2026 .TODAY...Northwest wind 5 to 10 knots. Gusts up to 20 knots in the late morning and early afternoon. Scattered rain showers early in the morning. Scattered sprinkles in the afternoon. Waves 1 foot or less. .TONIGHT...North wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. .SUNDAY...North wind 5 to 10 knots becoming east late in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...Southeast wind 5 knots becoming southwest after midnight. Mostly clear. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH  239 FZUS53 KGRB 221128 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 628 AM CDT Sat Aug 22 2026 For waters within five nautical miles of shore on Lake Michigan LMZ521-522-221600- Green Bay south of line from Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI- Green Bay south of line from Oconto WI to Little Sturgeon Bay WI- 628 AM CDT Sat Aug 22 2026 .TODAY...NW wind 10 to 15 kts. Waves 1 to 3 ft. A chance of showers. A chance of thunderstorms in the afternoon. .TONIGHT...NW wind 10 to 15 kts. Waves 1 to 3 ft. Mostly clear. .SUNDAY...N wind 10 to 15 kts. Waves 1 to 3 ft. Mostly sunny in the morning then becoming partly cloudy. .SUNDAY NIGHT...N wind 10 to 15 kts. Waves 1 to 3 ft. Clear. $$ LMZ541>543-221600- Rock Island Passage to Sturgeon Bay WI- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 628 AM CDT Sat Aug 22 2026 .TODAY...NW wind 10 to 15 kts. Waves 2 ft or less. A chance of showers and thunderstorms in the afternoon. .TONIGHT...NW wind 10 to 15 kts. Waves 1 to 3 ft. Mostly clear. .SUNDAY...N wind 10 to 20 kts. Waves 1 to 3 ft. Mostly sunny in the morning then becoming partly cloudy. .SUNDAY NIGHT...N wind 10 to 15 kts. Waves 1 to 3 ft. Clear. $$ See Lake Michigan Open Lake Forecast for Monday through Wednesday.  146 FZUS53 KDLH 221147 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 647 AM CDT Sat Aug 22 2026 For waters within five nautical miles of shore on Lake Superior. Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. LSZ140-221600- Grand Portage to Grand Marais MN- 647 AM CDT Sat Aug 22 2026 .TODAY...Northwest wind 5 to 10 knots. Gusts up to 20 knots in the late morning and afternoon. Scattered sprinkles in the late morning and afternoon. Waves 1 to 2 feet. .TONIGHT...North wind 10 to 15 knots with gusts to around 20 knots. Partly cloudy. Waves 1 to 2 feet. .SUNDAY...North wind 10 to 15 knots with gusts to around 20 knots becoming northeast 5 knots early in the afternoon, then becoming southwest late in the afternoon. Mostly sunny. Waves 1 to 2 feet. .SUNDAY NIGHT...Southwest wind 5 to 10 knots becoming northwest early in the morning. Partly cloudy. Waves 1 foot or less. $$ LSZ141-221600- Grand Marais to Taconite Harbor MN- 647 AM CDT Sat Aug 22 2026 .TODAY...Northwest wind 5 to 10 knots. Gusts up to 20 knots in the late morning and afternoon. Scattered sprinkles in the late morning and afternoon. Waves 1 foot or less. .TONIGHT...North wind 5 to 10 knots. Partly cloudy. Waves 1 foot or less. .SUNDAY...North wind 5 to 10 knots becoming south in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...Southwest wind 5 knots becoming northwest in the late evening and overnight. Mostly clear. Waves 1 foot or less. $$ LSZ142-221600- Taconite Harbor to Silver Bay Harbor MN- 647 AM CDT Sat Aug 22 2026 .TODAY...Northwest wind 5 to 10 knots with gusts to around 20 knots. Scattered sprinkles in the late morning and afternoon. Waves 1 foot or less. .TONIGHT...North wind 5 knots. Mostly clear. Waves 1 foot or less. .SUNDAY...North wind 5 knots becoming northeast late in the morning, then becoming south in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...South wind 5 knots early in the evening becoming variable 10 knots or less. Mostly clear. Waves 1 foot or less. $$ LSZ143-221600- Silver Bay Harbor to Two Harbors MN- 647 AM CDT Sat Aug 22 2026 .TODAY...Northwest wind 5 to 10 knots. Gusts up to 20 knots until late afternoon. Scattered sprinkles in the afternoon. Waves 1 foot or less. .TONIGHT...North wind 5 knots. Mostly clear. Waves 1 foot or less. .SUNDAY...North wind 5 knots becoming northeast late in the morning, then becoming southeast in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...Variable winds 10 knots or less. Mostly clear. Waves 1 foot or less. $$ LSZ144-221600- Two Harbors to Duluth MN- 647 AM CDT Sat Aug 22 2026 .TODAY...Northwest wind 10 to 15 knots easing to 5 to 10 knots in the afternoon. Gusts up to 20 knots. Sunny. Waves 1 foot or less. .TONIGHT...North wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. .SUNDAY...North wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...Northeast wind 5 knots in the evening becoming variable 10 knots or less. Mostly clear. Waves 1 foot or less. $$ LSZ145-221600- Duluth MN to Port Wing WI- 647 AM CDT Sat Aug 22 2026 .TODAY...Northwest wind 10 to 15 knots with gusts to around 20 knots. Sunny. Waves 1 to 2 feet. .TONIGHT...North wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. .SUNDAY...North wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...East wind 5 knots becoming southeast after midnight, then becoming variable 10 knots or less early in the morning. Mostly clear. Waves 1 foot or less. $$ LSZ146-221600- Port Wing to Sand Island WI- 647 AM CDT Sat Aug 22 2026.TODAY...Northwest wind 5 to 10 knots. Scattered sprinkles in the afternoon. Waves 1 foot or less. .TONIGHT...North wind 5 knots. Mostly clear. Waves 1 foot or less. .SUNDAY...North wind 5 knots becoming east early in the afternoon, then becoming variable 10 knots or less late in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...Variable winds 10 knots or less. Mostly clear. Waves 1 foot or less. $$ LSZ147-221600- Sand Island to Bayfield WI- 647 AM CDT Sat Aug 22 2026 .TODAY...Northwest wind 5 to 10 knots. Gusts up to 20 knots in the late morning and early afternoon. Isolated showers early in the morning. Scattered sprinkles in the late morning and afternoon. Waves 1 foot or less. .TONIGHT...North wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. .SUNDAY...North wind 5 to 10 knots becoming southeast late in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...Southeast wind 5 knots early in the evening becoming variable 10 knots or less. Mostly clear. Waves 1 foot or less. $$ LSZ150-221600- Outer Apostle Islands Beyond 5 NM from Mainland- 647 AM CDT Sat Aug 22 2026 .TODAY...Northwest wind 5 to 10 knots. Gusts up to 20 knots until late afternoon. Scattered showers early in the morning. Scattered sprinkles in the late morning and afternoon. Waves 1 foot or less. .TONIGHT...North wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. .SUNDAY...North wind 5 to 10 knots becoming southeast late in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...South wind 5 knots becoming west after midnight. Mostly clear. Waves 1 foot or less. $$ LSZ121-221600- Chequamegon Bay-Bayfield to Oak Point WI- 647 AM CDT Sat Aug 22 2026 .TODAY...Northwest wind 5 to 10 knots with gusts to around 20 knots. Scattered sprinkles early in the morning. Scattered sprinkles in the afternoon. Waves 1 foot or less. .TONIGHT...North wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. .SUNDAY...North wind 5 knots becoming east late in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...East wind 5 knots early in the evening becoming variable 10 knots or less. Mostly clear. Waves 1 foot or less. $$ LSZ148-221600- Oak Point to Saxon Harbor WI- 647 AM CDT Sat Aug 22 2026 .TODAY...West wind 5 to 10 knots becoming northwest with gusts to around 20 knots in the late morning and afternoon. Scattered rain showers early in the morning. Scattered sprinkles in the afternoon. Waves 1 foot or less. .TONIGHT...North wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. .SUNDAY...North wind 5 to 10 knots becoming east late in the afternoon. Sunny. Waves 1 foot or less. .SUNDAY NIGHT...Southeast wind 5 knots becoming southwest after midnight. Mostly clear. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH  166 FZUS53 KGRR 221148 NSHGRR Nearshore Marine Forecast National Weather Service Grand Rapids MI 748 AM EDT Sat Aug 22 2026 For waters within five nautical miles of shore on Lake Michigan LMZ849-222000- Pentwater to Manistee MI- 748 AM EDT Sat Aug 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING... .TODAY...Northwest winds 10 to 20 knots. Mostly sunny. A slight chance of waterspouts in the morning. A slight chance of rain showers in the morning, then a slight chance of showers and thunderstorms in the afternoon. Waves 2 to 4 feet. .TONIGHT...North winds 15 to 25 knots. Partly cloudy with a slight chance of showers and thunderstorms. Waves 2 to 4 feet building to 4 to 6 feet in the late evening and overnight. .SUNDAY...Northwest winds to 30 knots. Mostly sunny. Waves 4 to 6 feet. .SUNDAY NIGHT...North winds 15 to 25 knots. Partly cloudy. Waves 3 to 5 feet. .MONDAY...Northwest winds 10 to 20 knots. Sunny. Waves 2 to 4 feet. .TUESDAY...Southwest winds 10 to 20 knots. Mostly sunny. Waves 1 to 2 feet. .WEDNESDAY...Southwest winds 15 to 25 knots. Partly sunny with a chance of rain showers. Waves 3 to 5 feet. $$ LMZ848-222000- Whitehall to Pentwater MI- 748 AM EDT Sat Aug 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING... .TODAY...Northwest winds 10 to 20 knots increasing to 20 to 25 knots in the late morning and afternoon. A slight chance of waterspouts in the morning. Partly sunny with a slight chance of showers and thunderstorms in the morning, then sunny with a slight chance of rain showers in the afternoon. Waves 3 to 5 feet. .TONIGHT...North winds 15 to 25 knots. Partly cloudy with a slight chance of rain showers. Waves 4 to 6 feet. .SUNDAY...Northwest winds to 30 knots. Mostly sunny. Waves 5 to 7 feet. .SUNDAY NIGHT...North winds to 30 knots decreasing to 10 to 20 knots in the late evening and overnight. Partly cloudy. Waves 4 to 6 feet. .MONDAY...Northwest winds 10 to 20 knots. Sunny. Waves 2 to 4 feet. .TUESDAY...South winds 5 to 15 knots veering southwest 15 to 20 knots early in the afternoon. Mostly sunny. Waves 1 to 2 feet. .WEDNESDAY...Southwest winds 15 to 25 knots. Mostly sunny with a chance of rain showers. Waves 3 to 5 feet. $$ LMZ847-222000- Grand Haven to Whitehall MI- 748 AM EDT Sat Aug 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING... .TODAY...Northwest winds 10 to 20 knots increasing to 20 to 25 knots in the late morning and afternoon. Partly sunny in the morning then clearing. A slight chance of waterspouts in the morning. A slight chance of showers and thunderstorms. Waves 3 to 5 feet. .TONIGHT...North winds 15 to 25 knots. Mostly clear. Waves 3 to 5 feet. .SUNDAY...Northwest winds to 30 knots. Mostly sunny. Waves 4 to 6 feet. .SUNDAY NIGHT...North winds to 30 knots decreasing to 10 to 20 knots in the late evening and overnight. Mostly clear. Waves 4 to 6 feet subsiding to 1 to 3 feet. .MONDAY...Northwest winds 10 to 20 knots. Sunny. Waves 2 to 4 feet. .TUESDAY...South winds 5 to 15 knots veering southwest early in the afternoon. Mostly sunny. Waves around 1 foot. .WEDNESDAY...Southwest winds 20 to 25 knots. Mostly sunny with a chance of rain showers. Waves 3 to 5 feet. $$ LMZ846-222000- Holland to Grand Haven MI- 748 AM EDT Sat Aug 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING... .TODAY...Northwest winds 15 to 25 knots. Partly sunny in the morning then clearing. A slight chance of showers and thunderstorms. Waves 3 to 5 feet. .TONIGHT...North winds 15 to 25 knots. Mostly clear. Waves 3 to 5 feet subsiding to 2 to 4 feet after midnight. .SUNDAY...Northwest winds to 30 knots. Mostly sunny. Waves 5 to 7 feet. .SUNDAY NIGHT...Northwest winds to 30 knots becoming north 10 to 20 knots in the late evening and overnight.Mostly clear. Waves 4 to 6 feet subsiding to 1 to 3 feet. .MONDAY...Northwest winds 10 to 20 knots. Sunny. Waves 2 to 4 feet. .TUESDAY...Southeast winds 5 to 10 knots veering southwest in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. .WEDNESDAY...Southwest winds 15 to 25 knots. Mostly sunny with a chance of rain showers. Waves 3 to 5 feet. $$ LMZ845-222000- South Haven to Holland MI- 748 AM EDT Sat Aug 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING... .TODAY...Northwest winds 15 to 25 knots. Partly sunny with a chance of showers and thunderstorms in the morning, then sunny in the afternoon. Waves 4 to 6 feet. .TONIGHT...North winds 15 to 25 knots. Mostly clear. Waves 3 to 5 feet. .SUNDAY...Northwest winds to 30 knots. Mostly sunny. Waves 5 to 7 feet. .SUNDAY NIGHT...North winds 20 to 25 knots decreasing to 10 to 15 knots in the late evening and overnight. Mostly clear. Waves 4 to 6 feet subsiding to 2 to 4 feet after midnight. .MONDAY...Northwest winds 10 to 15 knots. Sunny. Waves 1 to 3 feet. .TUESDAY...Southeast winds 5 to 10 knots veering southwest early in the afternoon. Mostly sunny. Waves 1 foot or less. .WEDNESDAY...Southwest winds 15 to 20 knots. Mostly sunny. Waves 2 to 4 feet. $$ LMZ844-222000- St Joseph to South Haven MI- 748 AM EDT Sat Aug 22 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING... .TODAY...Northwest winds 15 to 25 knots. Partly sunny with a slight chance of showers and thunderstorms in the morning, then sunny in the afternoon. Waves 4 to 6 feet. .TONIGHT...North winds 15 to 20 knots. Mostly clear. Waves 3 to 5 feet. .SUNDAY...Northwest winds 20 to 25 knots. Sunny with a slight chance of rain showers. Waves 4 to 6 feet. .SUNDAY NIGHT...North winds 15 to 25 knots decreasing to 10 to 15 knots in the late evening and overnight. Mostly clear. Waves 4 to 6 feet subsiding to 2 to 4 feet after midnight. .MONDAY...Northwest winds around 10 knots. Sunny. Waves 1 to 3 feet. .TUESDAY...South winds around 5 knots veering southwest early in the afternoon. Mostly sunny. Waves 1 foot or less. .WEDNESDAY...Southwest winds 10 to 20 knots. Mostly sunny. Waves 1 to 2 feet. $$