173 FZUS53 KDLH 170731 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 231 AM CDT Fri Apr 17 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. LSZ140-171600- Grand Portage to Grand Marais MN- 231 AM CDT Fri Apr 17 2026 ...GALE WARNING IN EFFECT FROM THIS AFTERNOON THROUGH THIS EVENING... .TODAY...Northeast wind 10 to 15 knots. Patchy fog early in the morning. Patchy fog late in the afternoon. Chance of rain and slight chance of thunderstorms early in the afternoon. Rain and chance of thunderstorms late in the afternoon. Waves 2 to 4 feet. .TONIGHT...Northwest wind 15 to 20 knots. Gusts up to 35 knots decreasing to 25 knots. Patchy fog in the evening. Rain likely and chance of thunderstorms in the evening. Waves 2 to 4 feet subsiding to 1 to 3 feet early in the morning. .SATURDAY...West wind 15 to 20 knots with gusts to around 30 knots. Partly sunny. Waves 3 to 5 feet. A small craft advisory may be needed. .SATURDAY NIGHT...Northwest wind 20 to 25 knots. Gusts up to 30 knots decreasing to 25 knots early in the morning. Mostly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet early in the morning. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ141-171600- Grand Marais to Taconite Harbor MN- 231 AM CDT Fri Apr 17 2026 ...GALE WARNING IN EFFECT FROM THIS AFTERNOON THROUGH THIS EVENING... .TODAY...Northeast wind 5 to 10 knots becoming north with gusts to around 30 knots late in the afternoon. Chance of rain and slight chance of thunderstorms early in the afternoon. Rain and chance of thunderstorms late in the afternoon. Patchy fog late in the afternoon. Waves 1 to 3 feet. .TONIGHT...Northwest wind 15 to 20 knots. Gusts up to 35 knots decreasing to 30 knots after midnight. Chance of rain and thunderstorms in the evening. Waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. .SATURDAY...West wind 15 to 20 knots with gusts to around 30 knots. Mostly sunny. Waves 1 to 3 feet building to 2 to 4 feet in the late morning and afternoon. .SATURDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 30 knots decreasing to 25 knots after midnight. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and overnight. Note...Wave height forecasts are for ice free areas. $$ LSZ142-171600- Taconite Harbor to Silver Bay Harbor MN- 231 AM CDT Fri Apr 17 2026 ...GALE WARNING IN EFFECT FROM THIS AFTERNOON THROUGH THIS EVENING... .TODAY...Northeast wind 5 to 10 knots becoming north with gusts to around 30 knots late in the afternoon. Patchy fog early in the morning. Patchy fog late in the afternoon. Rain likely early in the afternoon. Chance of thunderstorms in the afternoon. Rain late in the afternoon. Waves 1 to 3 feet. .TONIGHT...West wind 15 to 20 knots. Gusts up to 35 knots decreasing to 25 knots. Chance of rain and thunderstorms in the evening. Waves 1 to 2 feet. .SATURDAY...West wind 15 to 20 knots with gusts to around 25 knots. Mostly sunny. Waves 1 to 2 feet. .SATURDAY NIGHT...Northwest wind 15 to 20 knots with gusts to around 25 knots easing to 5 to 10 knots with gusts to around 20 knots after midnight. Partly cloudy. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ143-171600- Silver Bay Harbor to Two Harbors MN- 231 AM CDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH SATURDAY EVENING... .TODAY...Northeast wind 5 to 10 knots becoming northwest with gusts to around 25 knots late in the afternoon. Chance of rain early in the afternoon. Chance of thunderstorms in the afternoon. Rain late in the afternoon. Patchy fog late in the afternoon. Waves 1 to 3 feet. .TONIGHT...West wind 15 to 20 knots. Gusts up to 30 knots decreasing to 25 knots in the late evening and overnight. Chance of rain and thunderstorms in the evening. Waves 1 to 3 feet. .SATURDAY...West wind 15 to 20 knots with gusts to around 25 knots. Partly sunny. Waves 1 to 3 feet. .SATURDAY NIGHT...Northwest wind 10 to 15 knots. Gusts up to 25 knots. Partly cloudy. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ144-171600- Two Harbors to Duluth MN- 231 AM CDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH SATURDAY EVENING... .TODAY...Northeast wind 5 to 10 knots with gusts to around 20 knots becoming northwest 10 to 15 knots with gusts to around 25 knots late in the afternoon. Slight chance of rain late in the morning. Rain and chance of thunderstorms in the afternoon. Patchy fog late in the afternoon. Waves 1 to 3 feet. .TONIGHT...West wind 15 to 20 knots with gusts to around 25 knots. Chance of rain and thunderstorms in the evening. Waves 1 to 3 feet. .SATURDAY...West wind 15 to 20 knots. Gusts up to 30 knots decreasing to 25 knots in the late morning and afternoon. Partly sunny. Waves 2 to 4 feet. .SATURDAY NIGHT...Northwest wind 20 to 25 knots easing to 10 to 15 knots with gusts to around 20 knots after midnight. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and overnight. Note...Wave height forecasts are for ice free areas. $$ LSZ145-171600- Duluth MN to Port Wing WI- 231 AM CDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH SATURDAY EVENING... .TODAY...Northeast wind 5 to 10 knots with gusts to around 20 knots becoming northwest 10 to 15 knots with gusts to around 30 knots late in the afternoon. Slight chance of rain late in the morning. Rain and chance of thunderstorms in the afternoon. Patchy fog late in the afternoon. Waves 1 to 3 feet. .TONIGHT...West wind 15 to 20 knots. Gusts up to 30 knots decreasing to 25 knots in the late evening and overnight. Chance of rain and thunderstorms in the evening. Waves 3 to 5 feet. .SATURDAY...West wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots late in the afternoon. Partly sunny. Waves 3 to 5 feet. Waves occasionally to 7 feet. .SATURDAY NIGHT...West wind 20 to 25 knots becoming northwest 10 to 15 knots with gusts to around 20 knots after midnight. Partly cloudy. Waves 3 to 5 feet subsiding to 1 to 2 feet early in the morning. Note...Wave height forecasts are for ice free areas. $$ LSZ146-171600- Port Wing to Sand Island WI- 231 AM CDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH SATURDAY EVENING... .TODAY...Northeast wind 5 to 10 knots becoming northwest 10 to 15 knots with gusts to around 20 knots late in the afternoon. Chance of rain early in the afternoon. Chance of thunderstorms in the afternoon. Rain late in the afternoon. Patchy fog late in the afternoon. Waves 1 to 2 feet. .TONIGHT...West wind 20 to 25 knots. Chance of rain and thunderstorms in the evening. Waves 1 to 3 feet building to 3 to 5 feet in the late evening and overnight. Waves occasionally to 7 feet. .SATURDAY...West wind 20 to 25 knots easing to 15 to 20 knots in the late morning and afternoon. Partly sunny. Waves 3 to 5 feet. Waves occasionally to 7 feet. .SATURDAY NIGHT...West wind 15 to 20 knots with gusts to around 25 knots becoming northwest 10 knots with gusts to around 20 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves 3 to 5 feet subsiding to 1 to 2 feet early in the morning. Note...Wave height forecasts are for ice free areas. $$ LSZ147-171600- Sand Island to Bayfield WI- 231 AM CDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH SATURDAY EVENING... .TODAY...East wind 5 to 10 knots becoming northwest 10 to 15 knots with gusts to around 25 knots late in the afternoon. Chance of rain early in the afternoon. Chance of thunderstorms in the afternoon. Rain late in the afternoon. Patchy fog late in the afternoon. Waves 1 to 2 feet. .TONIGHT...West wind 20 to 25 knots. Chance of thunderstorms and slight chance of rain in the evening. Waves 1 to 3 feet building to 3 to 5 feet in the late evening and overnight. .SATURDAY...West wind 20 to 25 knots. Partly sunny. Waves 3 to 5 feet. Waves occasionally to 7 feet. .SATURDAY NIGHT...Northwest wind 15 to 20 knots with gusts to around 25 knots easing to 5 to 10 knots with gusts to around 20 knots early in the morning. Mostly cloudy in the evening then becoming partly cloudy. Waves 3 to 5 feet subsiding to 1 to 3 feet early in the morning. Note...Wave height forecasts are for ice free areas. $$ LSZ150-171600- Outer Apostle Islands Beyond 5 NM from Mainland- 231 AM CDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH LATE SATURDAY NIGHT... .TODAY...East wind 10 to 15 knots becoming west with gusts to around 25 knots late in the afternoon. Slight chance of rain early in the afternoon. Chance of thunderstorms in the afternoon. Rain late in the afternoon. Patchy fog late in the afternoon. Waves 1 to 3 feet. .TONIGHT...West wind 20 to 25 knots. Patchy fog in the evening. Chance of rain and thunderstorms in the evening. Waves 4 to 6 feet. Waves occasionally to 7 feet. .SATURDAY...West wind 20 to 25 knots with gusts to around 30 knots. Partly sunny. Waves 4 to 6 feet. Waves occasionally to 8 feet. .SATURDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 25 knots decreasing to 20 knots early in the morning. Partly cloudy. Waves 4 to 6 feet. Waves occasionally to 8 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ121-171600- Chequamegon Bay-Bayfield to Oak Point WI- 231 AM CDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH SATURDAY EVENING... .TODAY...South wind 10 to 15 knots with gusts to around 20 knots becoming southwest with gusts to around 25 knots late in the afternoon. Rain likely early in the afternoon. Chance of thunderstorms in the afternoon. Rain late in the afternoon. Waves 1 foot or less. .TONIGHT...West wind 10 to 15 knots with gusts to around 25 knots. Chance of rain and thunderstorms in the evening. Waves 1 to 2 feet. .SATURDAY...West wind 15 to 20 knots with gusts to around 25 knots. Partly sunny. Waves 1 to 2 feet. .SATURDAY NIGHT...Northwest wind 10 to 15 knots. Gusts up to 25 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ148-171600- Oak Point to Saxon Harbor WI- 231 AM CDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH SATURDAY EVENING... .TODAY...South wind 10 to 15 knots. Gusts up to 20 knots increasing to 25 knots late in the morning, then decreasing to 20 knots early in the afternoon increasing to 25 knots late in the afternoon. Chance of rain early in the afternoon. Chance of thunderstorms in the afternoon. Rain late in the afternoon. Waves 1 to 2 feet. .TONIGHT...West wind 15 to 20 knots. Gusts up to 20 knots increasing to 25 knots in the late evening and overnight. Chance of rain and thunderstorms in the evening. Waves 1 to 2 feet building to 2 to 4 feet after midnight. .SATURDAY...West wind 15 to 20 knots with gusts to around 25 knots. Partly sunny. Waves 2 to 4 feet. .SATURDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 25 knots decreasing to 20 knots after midnight. Mostly cloudy in the evening then becoming partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. Note...Wave height forecasts are for ice free areas. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH  312 FZUS51 KCLE 170735 NSHCLE Nearshore Marine Forecast National Weather Service Cleveland OH 335 AM EDT Fri Apr 17 2026 For waters within five nautical miles of shore Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. LEZ142>144-171415- Maumee Bay to Reno Beach OH-Reno Beach to The Islands OH- The Islands to Vermilion OH- 335 AM EDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING... .TODAY...Northeast winds 10 knots or less becoming east. Widespread dense fog early, then areas of dense fog late this morning. Waves 1 foot or less. .TONIGHT...East winds 5 to 15 knots becoming south 15 to 20 knots. A chance of showers and thunderstorms overnight. Waves 2 feet or less. .SATURDAY...South winds 15 to 20 knots becoming west. Showers with a chance of thunderstorms in the morning, then showers in the afternoon. Waves 1 to 3 feet. .SATURDAY NIGHT...West winds 15 to 20 knots becoming northwest. A chance of showers. Waves 1 to 3 feet. Winds and waves higher in and near thunderstorms. See Lake Erie open lakes forecast for Sunday through Tuesday. The water temperature off Toledo is 50 degrees, off Cleveland 46 degrees, and off Erie 48 degrees. $$ LEZ145>149-171415- Vermilion to Avon Point OH-Avon Point to Willowick OH- Willowick to Geneva-on-the Lake OH-Geneva-on-the- Lake to Conneaut OH-Conneaut OH to Ripley NY- 335 AM EDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING... .TODAY...Northwest winds less than 10 knots becoming northeast. Widespread dense fog early, then areas of dense fog late this morning. Waves 1 foot or less. .TONIGHT...Northeast winds 5 to 15 knots becoming south. Mostly cloudy in the evening, then becoming partly cloudy. Waves 2 feet or less. .SATURDAY...South winds 15 to 20 knots becoming southwest. Showers in the morning, then showers with a chance of thunderstorms in the afternoon. Waves 1 to 3 feet. .SATURDAY NIGHT...West winds 15 to 20 knots becoming northwest. Rain showers in the evening, then a chance of rain showers overnight. Waves 2 to 4 feet. Winds and waves higher in and near thunderstorms. See Lake Erie open lakes forecast for Sunday through Tuesday. The water temperature off Toledo is 50 degrees, off Cleveland 46 degrees, and off Erie 48 degrees. $$  874 FZUS53 KDTX 170750 NSHDTX Nearshore Marine Forecast for Michigan National Weather Service Detroit/Pontiac MI 350 AM EDT Fri Apr 17 2026 For waters within five nautical miles of shore Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. LHZ422-171600- Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- 350 AM EDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY EVENING... .TODAY...Light and variable winds becoming east 5 to 10 knots in the afternoon. Partly cloudy. Widespread dense fog in the morning. Waves 2 feet or less. .TONIGHT...Southeast winds 15 to 20 knots becoming south 20 to 25 knots with gusts to 30 knots in the late evening and overnight. Partly cloudy until early morning, then showers and a chance of thunderstorms after midnight. Waves 1 to 3 feet building to 3 to 5 feet in the late evening and overnight. Waves occasionally around 7 feet. .SATURDAY...South winds 20 to 25 knots with gusts to 30 knots veering to the west with gusts to 30 knots in the late morning and afternoon. Becoming partly cloudy early in the afternoon. Rain showers and a chance of thunderstorms early in the morning, then showers likely in the late morning and early afternoon. A chance of showers early in the afternoon. Waves 3 to 5 feet. Waves occasionally around 7 feet. .SATURDAY NIGHT...West winds 20 to 25 knots diminishing to 15 to 20 knots after midnight. Partly cloudy. A chance of showers early in the evening. Waves 2 to 4 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ421-171600- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay- 350 AM EDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY EVENING... .TODAY...Light and variable winds becoming east 10 to 15 knots. Partly cloudy. Widespread dense fog in the morning. Waves 2 feet or less. .TONIGHT...Southeast winds 15 to 20 knots becoming south 20 to 25 knots with gusts to 30 knots in the late evening and overnight. Partly cloudy until early morning, then mostly cloudy with showers likely and a chance of thunderstorms after midnight. Waves 1 to 3 feet building to 3 to 5 feet in the late evening and overnight. Waves occasionally around 7 feet. .SATURDAY...Southwest winds 20 to 25 knots with gusts to 30 knots becoming west 15 to 20 knots early in the afternoon. Becoming partly cloudy early in the afternoon. Rain showers early in the morning, then showers likely in the late morning and early afternoon. A chance of showers early in the afternoon. Waves 3 to 5 feet. Waves occasionally around 6 feet. .SATURDAY NIGHT...West winds 15 to 20 knots. Partly cloudy. A chance of showers early in the evening. Waves 3 to 5 feet. Waves occasionally around 7 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ441-171600- Port Austin to Harbor Beach MI- 350 AM EDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY AFTERNOON... .TODAY...Light and variable winds becoming southeast 10 to 15 knots. Mostly cloudy in the morning becoming partly cloudy. Widespread dense fog in the morning. Waves 2 feet or less. .TONIGHT...Southeast winds 15 to 20 knots becoming south 20 to 25 knots with gusts to 30 knots in the late evening and overnight. Partly cloudy until early morning, then mostly cloudy with a chance of showers and thunderstorms after midnight. Waves 1 to 3 feet building to 3 to 5 feet in the late evening and overnight. Waves occasionally around 7 feet. .SATURDAY...South winds 20 to 25 knots becoming west 15 to 20 knots in the late morning and afternoon. Becoming partly cloudy early in the afternoon. A chance of thunderstorms early in the morning. Rain showers until late afternoon, then a chance of showers early in the afternoon. Waves 4 to 6 feet. Waves occasionally around 8 feet. .SATURDAY NIGHT...Northwest winds 15 to 20 knots. Partly cloudy. A chance of showers early in the evening. Waves 3 to 5 feet. Waves occasionally around 7 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ442-171600- Harbor Beach to Port Sanilac MI- 350 AM EDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY AFTERNOON... .TODAY...Light and variable winds becoming southeast 5 to 10 knots in the afternoon. Mostly cloudy in the morning becoming partly cloudy. Widespread dense fog in the morning. Waves 2 feet or less. .TONIGHT...Southeast winds 10 to 15 knots becoming south 20 to 25 knots. Partly cloudy until early morning, then mostly cloudy with a chance of showers and thunderstorms after midnight. Waves 2 feet or less building to 3 to 5 feet in the late evening and overnight. Waves occasionally around 7 feet. .SATURDAY...South winds 20 to 25 knots with gusts to 30 knots becoming southwest 15 to 20 knots in the late morning and early afternoon, then veering to the west early in the afternoon. A chance of thunderstorms early in the morning. Rain showers until late afternoon, then a chance of showers early in the afternoon. Waves 3 to 5 feet. Waves occasionally around 6 feet. .SATURDAY NIGHT...West winds 15 to 20 knots diminishing to 10 to 15 knots after midnight. Partly cloudy. A chance of showers early in the evening. Waves 1 to 3 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ443-171600- Port Sanilac to Port Huron MI- 350 AM EDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY AFTERNOON... .TODAY...Northeast winds 5 to 10 knots early in the morning becoming light and variable, then becoming southeast 5 to 10 knots late in the afternoon. Mostly cloudy in the morning becoming partly cloudy. Widespread dense fog in the morning. Waves 2 feet or less. .TONIGHT...Southeast winds 10 to 15 knots becoming south 20 to 25 knots. Partly cloudy until early morning, then mostly cloudy with showers likely and a chance of thunderstorms after midnight. Waves 1 to 3 feet building to 3 to 5 feet after midnight. Waves occasionally around 7 feet. .SATURDAY...South winds 20 to 25 knots becoming west 15 to 20 knots early in the afternoon. A chance of thunderstorms early in the morning. Rain showers until late afternoon, then a chance of showers early in the afternoon. Waves 3 to 5 feet. Waves occasionally around 7 feet. .SATURDAY NIGHT...West winds 15 to 20 knots. Partly cloudy. A chance of showers early in the evening. Waves 1 to 3 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LEZ444-171600- Michigan Waters of Lake Erie from Detroit River to North Cape MI- 350 AM EDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING... .TODAY...Light and variable winds becoming east 5 to 10 knots in the afternoon. Partly cloudy. Areas of dense fog in the morning. Waves 2 feet or less. .TONIGHT...Southeast winds 10 to 15 knots becoming south 15 to 20 knots after midnight. Partly cloudy early in the evening, then a slight chance of showers and thunderstorms in the late evening and early morning. Rain showers and a chance of thunderstorms after midnight. Waves 1 to 3 feet. .SATURDAY...Southwest winds 15 to 20 knots veering to the west early in the afternoon. Rain showers and a chance of thunderstorms until late afternoon, then a chance of showers early in the afternoon. Waves 2 to 4 feet. .SATURDAY NIGHT...West winds 15 to 20 knots diminishing to 10 to 15 knots after midnight. Mostly cloudy early in the evening becoming partly cloudy. A chance of showers early in the evening. Waves 1 to 3 feet. See Lake Erie Open Lake Forecast for days 3 through 5. The water temperature at Belle Isle is 51 degrees. $$ MV You can obtain your latest National Weather Service forecasts online a www.weather.gov/greatlakes  513 FZUS53 KGRR 170753 NSHGRR Nearshore Marine Forecast National Weather Service Grand Rapids MI 353 AM EDT Fri Apr 17 2026 For waters within five nautical miles of shore on Lake Michigan LMZ849-170900- Pentwater to Manistee MI- 353 AM EDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SUNDAY MORNING... .REST OF TONIGHT...South winds 5 to 10 knots. Partly cloudy. Widespread dense fog. Waves 1 foot or less. .FRIDAY...South winds 5 to 15 knots increasing to 15 to 20 knots early in the afternoon. Partly sunny. Widespread dense fog. Waves 2 to 3 feet. .FRIDAY NIGHT...South winds to 30 knots veering southwest after midnight. Rain showers and a chance of thunderstorms. Patchy fog. Waves 4 to 6 feet. .SATURDAY...West winds to 30 knots. Partly sunny with a slight chance of rain showers. Waves 4 to 6 feet. .SATURDAY NIGHT...West winds to 30 knots. Partly cloudy. Waves 4 to 6 feet. .SUNDAY...Northwest winds 15 to 25 knots. Mostly sunny. Waves 4 to 6 feet. .MONDAY...East winds around 10 knots veering southwest in the late morning and afternoon. Sunny. Waves 1 to 3 feet. .TUESDAY...South winds to 30 knots. Mostly sunny. Waves 6 to 8 feet. $$ LMZ848-170900- Whitehall to Pentwater MI- 353 AM EDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SUNDAY MORNING... .REST OF TONIGHT...South winds around 5 knots. Mostly cloudy. Widespread dense fog. Waves 1 foot or less. .FRIDAY...South winds 5 to 15 knots increasing to 15 to 20 knots early in the afternoon. Partly sunny. Widespread dense fog. Waves 1 to 3 feet. .FRIDAY NIGHT...South winds to 30 knots veering southwest after midnight. Rain showers and a chance of thunderstorms. Patchy fog. Waves 4 to 6 feet. .SATURDAY...West winds to 30 knots. Partly sunny with rain showers. Waves 4 to 6 feet. .SATURDAY NIGHT...West winds to 30 knots. Partly cloudy. Waves 4 to 6 feet. .SUNDAY...Northwest winds 15 to 25 knots. Mostly sunny. Waves 4 to 6 feet. .MONDAY...East winds around 10 knots veering southwest early in the afternoon. Sunny. Waves 1 to 3 feet. .TUESDAY...South winds to 30 knots. Mostly sunny. Waves 6 to 9 feet. $$ LMZ847-170900- Grand Haven to Whitehall MI- 353 AM EDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SUNDAY MORNING... .REST OF TONIGHT...Southwest winds around 5 knots. Mostly cloudy. Widespread dense fog. Waves 1 foot or less. .FRIDAY...Southeast winds 5 to 15 knots increasing to 15 to 20 knots early in the afternoon. Partly sunny. Widespread dense fog. Waves 1 to 2 feet. .FRIDAY NIGHT...South winds to 30 knots veering southwest after midnight. Rain showers and a chance of thunderstorms. Patchy dense fog. Waves 4 to 6 feet. .SATURDAY...West winds to 30 knots. Partly sunny with rain showers. Waves 4 to 6 feet. .SATURDAY NIGHT...West winds to 30 knots. Partly cloudy. Waves 5 to 7 feet. .SUNDAY...Northwest winds 15 to 25 knots. Sunny. Waves 5 to 7 feet. .MONDAY...Northeast winds around 10 knots veering southwest early in the afternoon. Sunny. Waves around 1 foot. .TUESDAY...South winds to 30 knots. Mostly sunny. Waves 6 to 9 feet. $$ LMZ846-170900- Holland to Grand Haven MI- 353 AM EDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SUNDAY MORNING... .REST OF TONIGHT...South winds around 5 knots. Mostly cloudy. Widespread dense fog. Waves 1 foot or less. .FRIDAY...Southeast winds 5 to 15 knots veering south 15 to 20 knots early in the afternoon. Partly sunny. Widespread dense fog. Waves 1 to 2 feet. .FRIDAY NIGHT...South winds to 30 knots. Rain showers and a chance of thunderstorms. Patchy fog. Waves 2 to 3 feet building to 3 to 5 feet in the late evening and overnight. .SATURDAY...West winds to 30 knots. Partly sunny with rain showers. Waves 4 to 6 feet. .SATURDAY NIGHT...West winds to 30 knots. Partly cloudy. Waves 5 to 7 feet. .SUNDAY...Northwest winds to 30 knots. Mostly sunny. Waves 5 to 7 feet. .MONDAY...Northeast winds around 10 knots veering southeast in the late morning and early afternoon, then veering southwest early in the afternoon. Sunny. Waves around 1 foot. .TUESDAY...Southwest winds to 30 knots. Mostly sunny. Waves 6 to 8 feet. $$ LMZ845-170900- South Haven to Holland MI- 353 AM EDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SUNDAY MORNING... .REST OF TONIGHT...South winds around 5 knots. Mostly cloudy. Widespread dense fog. Waves 1 foot or less. .FRIDAY...Southeast winds 5 to 15 knots veering south 15 to 20 knots early in the afternoon. Partly sunny. Widespread dense fog. Waves around 1 foot. .FRIDAY NIGHT...South winds 20 to 25 knots. Rain showers and a chance of thunderstorms. Patchy fog. Waves 1 to 2 feet building to 3 to 5 feet in the late evening and overnight. .SATURDAY...West winds to 30 knots. Partly sunny with rain showers. Waves 4 to 6 feet. .SATURDAY NIGHT...Northwest winds to 30 knots. Partly cloudy. Waves 5 to 7 feet. .SUNDAY...Northwest winds 15 to 25 knots. Mostly sunny. Waves 5 to 7 feet. .MONDAY...Northeast winds around 10 knots backing west early in the afternoon. Sunny. Waves 1 to 2 feet. .TUESDAY...Southwest winds to 30 knots. Mostly sunny. Waves 5 to 7 feet. $$ LMZ844-170900- St Joseph to South Haven MI- 353 AM EDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SUNDAY MORNING... .REST OF TONIGHT...South winds around 5 knots. Mostly cloudy. Widespread dense fog. Waves 1 foot or less. .FRIDAY...Southeast winds 5 to 15 knots veering south 15 to 20 knots early in the afternoon. Partly sunny. Widespread dense fog. Waves 1 foot or less. .FRIDAY NIGHT...South winds 20 to 25 knots. Rain showers and a chance of thunderstorms. Patchy fog. Waves 2 to 4 feet. .SATURDAY...West winds to 30 knots. Partly sunny with rain showers. Waves 4 to 6 feet. .SATURDAY NIGHT...Northwest winds 20 to 25 knots. Mostly clear. Waves 4 to 6 feet. .SUNDAY...Northwest winds 15 to 25 knots. Sunny. Waves 4 to 6 feet. .MONDAY...Northeast winds around 10 knots backing northwest early in the afternoon. Sunny. Waves 1 to 2 feet. .TUESDAY...Southwest winds 15 to 25 knots. Mostly sunny. Waves 3 to 5 feet. $$