374 FZUS53 KDLH 200737 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 237 AM CDT Wed May 20 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. LSZ140-201600- Grand Portage to Grand Marais MN- 237 AM CDT Wed May 20 2026 .TODAY...Northwest wind 5 knots becoming southwest 10 to 15 knots in the late morning and afternoon. Mostly sunny. Waves 1 to 2 feet. .TONIGHT...Southwest wind 5 to 10 knots becoming west early in the morning. Mostly clear. Waves 1 to 2 feet. .THURSDAY...Southeast wind 5 to 10 knots. Mostly sunny. Waves 1 foot or less. .THURSDAY NIGHT...East wind 5 to 10 knots becoming northeast after midnight. Partly cloudy. Waves 1 to 2 feet. $$ LSZ141-201600- Grand Marais to Taconite Harbor MN- 237 AM CDT Wed May 20 2026 .TODAY...Northwest wind 5 knots becoming south late in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...East wind 5 knots early in the evening becoming variable 10 knots or less. Mostly clear. Waves 1 foot or less. .THURSDAY...Northeast wind 5 knots becoming east in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. .THURSDAY NIGHT...Northeast wind 5 to 10 knots. Partly cloudy. Waves 1 to 2 feet. $$ LSZ142-201600- Taconite Harbor to Silver Bay Harbor MN- 237 AM CDT Wed May 20 2026 .TODAY...West wind 5 knots becoming south early in the afternoon, then becoming east late in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less. Mostly clear. Waves 1 foot or less. .THURSDAY...Variable winds 10 knots or less becoming east 5 knots in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. .THURSDAY NIGHT...Northeast wind 5 knots. Partly cloudy. Waves 1 foot or less. $$ LSZ143-201600- Silver Bay Harbor to Two Harbors MN- 237 AM CDT Wed May 20 2026 .TODAY...West wind 5 knots becoming southwest late in the morning, then becoming southeast early in the afternoon becoming east late in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. .THURSDAY...Northeast wind 5 to 10 knots. Mostly sunny. Waves 1 foot or less. .THURSDAY NIGHT...Northeast wind 5 to 10 knots. Partly cloudy. Waves 1 foot or less. $$ LSZ144-201600- Two Harbors to Duluth MN- 237 AM CDT Wed May 20 2026 .TODAY...West wind 5 knots becoming east late in the afternoon. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. .THURSDAY...East wind 5 to 10 knots. Sunny. Waves 1 foot or less. .THURSDAY NIGHT...Northeast wind 5 to 10 knots. Partly cloudy. Waves 1 to 2 feet. $$ LSZ145-201600- Duluth MN to Port Wing WI- 237 AM CDT Wed May 20 2026 .TODAY...West wind 5 knots becoming southeast early in the afternoon, then becoming east late in the afternoon. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. .THURSDAY...Northeast wind 5 to 10 knots. Gusts up to 20 knots late in the afternoon. Sunny. Waves 1 to 2 feet. .THURSDAY NIGHT...Northeast wind 10 to 15 knots easing to 5 knots after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 2 feet. $$ LSZ146-201600- Port Wing to Sand Island WI- 237 AM CDT Wed May 20 2026 .TODAY...West wind 5 knots early in the morning becoming variable 10 knots or less, then becoming east 5 to 10 knots in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...East wind 5 to 10 knots in the evening becoming variable 10 knots or less, then becoming northeast 5 knots early in the morning. Mostly clear. Waves 1 foot or less. .THURSDAY...Variable winds 10 knots or less becoming northeast 5 to 10 knots in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. .THURSDAY NIGHT...Northeast wind 5 to 10 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. $$ LSZ147-201600- Sand Island to Bayfield WI- 237 AM CDT Wed May 20 2026 .TODAY...Northwest wind 5 knots becoming east in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...Southeast wind 5 to 10 knots until early morning becoming variable 10 knots or less. Mostly clear. Waves 1 foot or less. .THURSDAY...Southeast wind 5 knots becoming east in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. .THURSDAY NIGHT...East wind 5 to 10 knots until early morning becoming variable 10 knots or less. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. $$ LSZ150-201600- Outer Apostle Islands Beyond 5 NM from Mainland- 237 AM CDT Wed May 20 2026 .TODAY...Northwest wind 5 knots becoming southeast in the afternoon. Sunny. Waves 1 foot or less. .TONIGHT...Southeast wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. .THURSDAY...South wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. .THURSDAY NIGHT...East wind 5 to 10 knots becoming southeast after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 2 feet. $$ LSZ121-201600- Chequamegon Bay-Bayfield to Oak Point WI- 237 AM CDT Wed May 20 2026 .TODAY...Northwest wind 5 knots becoming east in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...East wind 5 to 10 knots becoming southeast after midnight, then becoming variable 10 knots or less early in the morning. Mostly clear. Waves 1 foot or less. .THURSDAY...South wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. .THURSDAY NIGHT...East wind 5 to 10 knots in the evening becoming variable 10 knots or less. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. $$ LSZ148-201600- Oak Point to Saxon Harbor WI- 237 AM CDT Wed May 20 2026 .TODAY...Northwest wind 5 knots becoming east in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...East wind 5 to 10 knots becoming south after midnight. Mostly clear. Waves 1 foot or less. .THURSDAY...South wind 5 knots becoming northeast in the afternoon. Sunny. Waves 1 foot or less. .THURSDAY NIGHT...East wind 5 to 10 knots becoming south after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH  315 FZUS53 KGRB 200736 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 236 AM CDT Wed May 20 2026 For waters within five nautical miles of shore on Lake Michigan LMZ521-522-201000- Green Bay south of line from Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI- Green Bay south of line from Oconto WI to Little Sturgeon Bay WI- 236 AM CDT Wed May 20 2026 .REST OF THE NIGHT...NW wind 10 to 15 kts. Waves 2 ft or less. Mostly cloudy. .WEDNESDAY...N wind 5 to 10 kts veering E 10 to 15 kts in the late morning and afternoon. Waves 2 ft or less. Mostly sunny. .WEDNESDAY NIGHT...E wind 10 to 15 kts. Waves 2 ft or less. Mostly clear. .THURSDAY...NE wind 5 to 10 kts. Waves 2 ft or less. Partly cloudy in the morning then becoming mostly sunny. $$ LMZ541-201000- Rock Island Passage to Sturgeon Bay WI- 236 AM CDT Wed May 20 2026 .REST OF THE NIGHT...W wind 5 to 10 kts veering N 10 to 15 kts after midnight. Waves 1 to 3 ft. Mostly cloudy. .WEDNESDAY...NE wind 5 to 10 kts veering E 10 to 15 kts early in the afternoon. Waves 2 ft or less. Mostly sunny. .WEDNESDAY NIGHT...NE wind 10 to 15 kts. Waves 2 ft or less. Mostly clear. .THURSDAY...NE wind 10 to 15 kts. Waves 2 ft or less. Partly cloudy. $$ LMZ542-543-201000- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 236 AM CDT Wed May 20 2026 .REST OF THE NIGHT...NW wind 5 to 10 kts. Waves 2 ft or less. Mostly cloudy. .WEDNESDAY...N wind 5 to 10 kts veering NE 10 to 15 kts in the late morning and afternoon. Waves 1 to 3 ft. Mostly sunny. .WEDNESDAY NIGHT...NE wind 10 to 15 kts. Waves 1 to 3 ft. Partly cloudy. .THURSDAY...NE wind 10 to 15 kts. Waves 1 to 3 ft. Partly cloudy. $$ See Lake Michigan Open Lake Forecast for Friday through Sunday. Wave height forecast is for ice free areas.  301 FZUS53 KGRR 200736 NSHGRR Nearshore Marine Forecast National Weather Service Grand Rapids MI 336 AM EDT Wed May 20 2026 For waters within five nautical miles of shore on Lake Michigan LMZ849-200845- Pentwater to Manistee MI- 336 AM EDT Wed May 20 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING... .REST OF TONIGHT...North winds 10 to 15 knots. Mostly cloudy. Waves 2 to 3 feet. .WEDNESDAY...North winds 15 to 25 knots. Sunny. Waves 2 to 4 feet. .WEDNESDAY NIGHT...Northeast winds 10 to 20 knots. Mostly clear. Waves 2 to 3 feet. .THURSDAY...Northeast winds 5 to 15 knots backing north 10 to 20 knots early in the afternoon. Mostly sunny. Waves 1 to 2 feet. .THURSDAY NIGHT...North winds 10 to 15 knots veering east in the late evening and overnight. Partly cloudy. Waves 1 to 2 feet. .FRIDAY...East winds 10 to 20 knots. Mostly cloudy. Waves 1 to 2 feet. .SATURDAY...Northeast winds 10 to 20 knots. Mostly cloudy with a chance of rain showers. Waves 1 to 2 feet. .SUNDAY...Southwest winds 5 to 10 knots. Mostly cloudy. Waves 1 foot or less. $$ LMZ848-200845- Whitehall to Pentwater MI- 336 AM EDT Wed May 20 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING... .REST OF TONIGHT...North winds around 15 knots. Mostly cloudy. Waves 2 to 4 feet. .WEDNESDAY...North winds 15 to 25 knots. Mostly sunny. Waves 2 to 4 feet. .WEDNESDAY NIGHT...North winds 15 to 25 knots veering northeast 10 to 20 knots after midnight. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and overnight. .THURSDAY...Northeast winds 10 to 20 knots backing north early in the afternoon. Mostly sunny. Waves 1 to 2 feet. .THURSDAY NIGHT...Northeast winds 10 to 20 knots veering east in the late evening and overnight. Mostly cloudy. Waves 1 to 2 feet. .FRIDAY...East winds 15 to 25 knots. Mostly cloudy. Waves 1 to 2 feet. .SATURDAY...East winds 15 to 20 knots backing north early in the afternoon. Mostly cloudy with a chance of rain showers. Waves 1 to 2 feet. .SUNDAY...South winds 5 to 10 knots veering southwest early in the afternoon. Mostly cloudy. Waves 1 foot or less. $$ LMZ847-200845- Grand Haven to Whitehall MI- 336 AM EDT Wed May 20 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING... .REST OF TONIGHT...North winds 15 to 20 knots. Partly cloudy. Waves 2 to 4 feet. .WEDNESDAY...North winds to 30 knots. Mostly sunny. Waves 3 to 5 feet. .WEDNESDAY NIGHT...North winds 15 to 25 knots veering northeast 10 to 20 knots in the late evening and overnight. Partly cloudy. Waves 3 to 5 feet subsiding to 1 to 3 feet in the late evening and overnight. .THURSDAY...East winds 10 to 15 knots backing north early in the afternoon. Mostly sunny. Waves around 1 foot. .THURSDAY NIGHT...East winds 15 to 20 knots. Mostly cloudy. Waves 1 to 2 feet. .FRIDAY...East winds 15 to 25 knots. Mostly cloudy. Waves 1 to 3 feet. .SATURDAY...East winds 15 to 25 knots veering west around 15 knots early in the afternoon. Mostly cloudy with a chance of rain showers. Waves 1 to 2 feet. .SUNDAY...South winds 5 to 10 knots veering southwest in the late morning and afternoon. Mostly cloudy. Waves less than 1 foot. $$ LMZ846-200845- Holland to Grand Haven MI- 336 AM EDT Wed May 20 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING... .REST OF TONIGHT...Northwest winds 15 to 20 knots. Partly cloudy. Waves 2 to 4 feet. .WEDNESDAY...North winds to 30 knots. Partly sunny. Waves 2 to 4 feet. .WEDNESDAY NIGHT...North winds to 30 knots veering northeast 15 to 20 knots in the late evening and overnight. Partly cloudy. Waves 3 to 5 feet subsiding to 1 to 2 feet after midnight. .THURSDAY...East winds 10 to 15 knots. Mostly sunny. Waves around 1 foot. .THURSDAY NIGHT...East winds 15 to 20 knots. Mostly cloudy. Waves 1 to 2 feet. .FRIDAY...East winds 15 to 25 knots. Mostly cloudy. Waves 1 to 3 feet. .SATURDAY...East winds 15 to 25 knots veering west 10 to 15 knots early in the afternoon. Mostly cloudy with rain showers. Waves 1 to 3 feet. .SUNDAY...South winds 5 to 10 knots veering west early in the afternoon. Mostly cloudy. Waves less than 1 foot. $$ LMZ845-200845- South Haven to Holland MI- 336 AM EDT Wed May 20 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING... .REST OF TONIGHT...North winds 15 to 20 knots. Partly cloudy. Waves 2 to 4 feet. .WEDNESDAY...North winds 15 to 25 knots. Partly sunny. Waves 4 to 6 feet. .WEDNESDAY NIGHT...North winds 15 to 25 knots veering northeast in the late evening and overnight. Mostly clear. Waves 4 to 6 feet subsiding to 2 to 3 feet after midnight. .THURSDAY...Northeast winds 10 to 20 knots. Mostly sunny. Waves around 1 foot. .THURSDAY NIGHT...East winds 15 to 20 knots. Mostly cloudy. Waves around 1 foot. .FRIDAY...East winds 15 to 20 knots. Mostly cloudy. Waves 1 to 2 feet. .SATURDAY...East winds 15 to 20 knots backing west 10 to 15 knots early in the afternoon. Mostly cloudy with rain showers and a chance of thunderstorms. Waves around 1 foot. .SUNDAY...Southeast winds 5 to 10 knots veering west early in the afternoon. Mostly cloudy. Waves 1 foot or less. $$ LMZ844-200845- St Joseph to South Haven MI- 336 AM EDT Wed May 20 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING... .REST OF TONIGHT...North winds 15 to 20 knots. Partly cloudy. Waves 2 to 4 feet. .WEDNESDAY...North winds 15 to 25 knots. Partly sunny. Waves 4 to 6 feet. .WEDNESDAY NIGHT...North winds 15 to 25 knots veering northeast after midnight. Partly cloudy. Waves 4 to 6 feet. .THURSDAY...East winds 10 to 20 knots backing northeast early in the afternoon. Mostly sunny. Waves 1 to 3 feet. .THURSDAY NIGHT...Northeast winds 10 to 15 knots. Partly cloudy. Waves 1 to 2 feet. .FRIDAY...East winds 15 to 20 knots. Mostly cloudy. Waves 1 to 2 feet. .SATURDAY...East winds around 15 knots backing northwest in the late morning and afternoon. Mostly cloudy. Waves around 1 foot. .SUNDAY...Southeast winds around 5 knots veering southwest in the late morning and early afternoon, then veering northwest early in the afternoon. Mostly cloudy. Waves 1 foot or less. $$  471 FZUS51 KCLE 200739 NSHCLE Nearshore Marine Forecast National Weather Service Cleveland OH 339 AM EDT Wed May 20 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. LEZ142-143-201415- Maumee Bay to Reno Beach OH-Reno Beach to The Islands OH- 339 AM EDT Wed May 20 2026 .TODAY...North winds 10 to 15 knots becoming northeast. A chance of showers early, then a slight chance of showers. Waves 1 to 3 feet. .TONIGHT...Northeast winds 10 to 15 knots increasing to 15 to 20 knots. Mostly cloudy in the evening, then becoming partly cloudy. Waves 1 to 3 feet building to 2 to 4 feet. .THURSDAY...Northeast winds 15 to 25 knots. Mostly sunny. Waves 2 to 4 feet building to 3 to 6 feet. Waves occasionally around 7 feet. .THURSDAY NIGHT...Northeast winds 15 to 25 knots becoming east. Partly cloudy in the evening, then becoming mostly cloudy. Waves 3 to 6 feet. Waves occasionally around 7 feet. See Lake Erie open lakes forecast for Friday through Sunday. The water temperature off Toledo is 60 degrees, off Cleveland 55 degrees, and off Erie 58 degrees. $$ LEZ144>147-201415- The Islands to Vermilion OH-Vermilion to Avon Point OH- Avon Point to Willowick OH-Willowick to Geneva-on-the Lake OH- 339 AM EDT Wed May 20 2026 .TODAY...North winds 10 to 15 knots becoming northeast. A chance of showers early, then a slight chance of showers from late morning on. Waves 2 to 4 feet subsiding to 1 to 3 feet. .TONIGHT...Northeast winds 10 to 15 knots increasing to 15 to 20 knots. Mostly cloudy in the evening, then becoming partly cloudy. Waves 1 to 3 feet building to 2 to 4 feet. .THURSDAY...Northeast winds 15 to 25 knots. Mostly sunny. Waves 2 to 4 feet building to 3 to 6 feet. Waves occasionally around 7 feet. .THURSDAY NIGHT...Northeast winds 15 to 25 knots becoming east. Partly cloudy in the evening, then becoming mostly cloudy. Waves 3 to 6 feet. Waves occasionally around 7 feet. See Lake Erie open lakes forecast for Friday through Sunday. The water temperature off Toledo is 60 degrees, off Cleveland 55 degrees, and off Erie 58 degrees. $$ LEZ148-149-201415- Geneva-on-the-Lake to Conneaut OH-Conneaut OH to Ripley NY- 339 AM EDT Wed May 20 2026 .TODAY...North winds 5 to 15 knots becoming northwest. A chance of showers early, then a slight chance of showers. Waves 1 to 3 feet. .TONIGHT...Northwest winds 10 to 15 knots becoming northeast. Mostly cloudy in the evening, then becoming partly cloudy. Waves 1 to 3 feet. .THURSDAY...Northeast winds 15 to 25 knots. Mostly sunny. Waves 2 to 4 feet building to 3 to 5 feet. Waves occasionally around 6 feet. .THURSDAY NIGHT...Northeast winds 15 to 25 knots becoming east 10 to 15 knots. Partly cloudy in the evening, then becoming mostly cloudy. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around 6 feet. See Lake Erie open lakes forecast for Friday through Sunday. The water temperature off Toledo is 60 degrees, off Cleveland 55 degrees, and off Erie 58 degrees. $$  949 FZUS53 KDTX 200747 NSHDTX Nearshore Marine Forecast for Michigan National Weather Service Detroit/Pontiac MI 347 AM EDT Wed May 20 2026 For waters within five nautical miles of shore Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. LHZ422-201600- Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- 347 AM EDT Wed May 20 2026 .TODAY...Northwest winds 10 to 15 knots becoming north 5 to 10 knots early in the afternoon, then becoming northeast 15 to 20 knots late in the afternoon. Partly cloudy in the morning becoming mostly sunny. Waves 1 to 3 feet. .TONIGHT...Northeast winds 15 to 20 knots diminishing to 10 to 15 knots in the late evening and overnight. Mostly clear. Waves 1 to 3 feet. .THURSDAY...Northeast winds 15 to 20 knots. Partly cloudy early in the morning then clearing. Waves 1 to 3 feet building to 2 to 4 feet early in the afternoon. .THURSDAY NIGHT...Northeast winds 15 to 20 knots. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and overnight. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ421-201600- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay- 347 AM EDT Wed May 20 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH THIS EVENING... .TODAY...North winds 10 to 15 knots becoming northeast 15 to 20 knots late in the afternoon. Mostly sunny. Waves 1 to 3 feet building to 3 to 5 feet late in the afternoon. Waves occasionally around 7 feet. .TONIGHT...Northeast winds 15 to 20 knots becoming north 10 to 15 knots in the late evening and overnight. Mostly clear. Waves 2 to 4 feet. .THURSDAY...Northeast winds 15 to 20 knots. Partly cloudy early in the morning then clearing. Waves 2 to 4 feet subsiding to 1 to 3 feet early in the afternoon. .THURSDAY NIGHT...Northeast winds 15 to 20 knots. Partly cloudy. Waves 1 to 3 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ441-201600- Port Austin to Harbor Beach MI- 347 AM EDT Wed May 20 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH THIS EVENING... .TODAY...North winds 10 to 15 knots. Mostly sunny. Waves 2 to 4 feet building to 3 to 5 feet late in the afternoon. Waves occasionally around 7 feet. .TONIGHT...North winds 15 to 20 knots diminishing to 10 to 15 knots in the late evening and overnight. Mostly clear. Waves 3 to 5 feet. Waves occasionally around 7 feet. .THURSDAY...Northeast winds 10 to 15 knots. Mostly sunny. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late morning and afternoon. .THURSDAY NIGHT...Northeast winds 10 to 15 knots. Partly cloudy. Waves 1 to 3 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ442-201600- Harbor Beach to Port Sanilac MI- 347 AM EDT Wed May 20 2026 .TODAY...North winds 10 to 15 knots. Mostly sunny in the morning becoming partly cloudy. Waves 2 to 4 feet. .TONIGHT...North winds 10 to 15 knots. Mostly clear. Waves 2 to 4 feet. .THURSDAY...Northeast winds 10 to 15 knots becoming north 15 to 20 knots early in the afternoon. Mostly sunny. Waves 2 to 4 feet. .THURSDAY NIGHT...North winds 15 to 20 knots becoming northeast 10 to 15 knots in the late evening and overnight. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ443-201600- Port Sanilac to Port Huron MI- 347 AM EDT Wed May 20 2026 .TODAY...North winds 10 to 15 knots increasing to 15 to 20 knots late in the afternoon. Partly cloudy in the morning becoming mostly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late morning and early afternoon, then building to 2 to 4 feet late in the afternoon. .TONIGHT...North winds 10 to 15 knots increasing to 15 to 20 knots in the late evening and overnight. Mostly clear. Waves 2 to 4 feet. .THURSDAY...Northeast winds 10 to 15 knots becoming north 15 to 20 knots early in the afternoon. Mostly sunny until late afternoon becoming partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late morning and early afternoon, then building to 2 to 4 feet early in the afternoon. .THURSDAY NIGHT...North winds 15 to 20 knots becoming northeast 10 to 15 knots in the late evening and overnight. Partly cloudy until early morning becoming mostly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LEZ444-201600- Michigan Waters of Lake Erie from Detroit River to North Cape MI- 347 AM EDT Wed May 20 2026 .TODAY...Northeast winds 10 to 15 knots diminishing to 5 to 10 knots in the afternoon. Mostly cloudy. A chance of showers in the morning. Waves 2 feet or less. .TONIGHT...Northeast winds 10 to 15 knots increasing to 15 to 20 knots in the late evening and overnight. Mostly cloudy until early morning then clearing. Waves 1 to 3 feet. .THURSDAY...Northeast winds 15 to 20 knots. Sunny until late afternoon becoming partly cloudy. Waves 2 to 4 feet. .THURSDAY NIGHT...East winds 15 to 20 knots. Partly cloudy. Waves 2 to 4 feet. See Lake Erie Open Lake Forecast for days 3 through 5. The water temperature at Belle Isle is missing. $$ TF You can obtain your latest National Weather Service forecasts online a www.weather.gov/greatlakes