553 FZUS53 KDLH 192200 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 500 PM CDT Tue May 19 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. LSZ140-200400- Grand Portage to Grand Marais MN- 500 PM CDT Tue May 19 2026 .TONIGHT...Northwest wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Chance of sprinkles early in the evening. Waves 1 to 2 feet. .WEDNESDAY...Northwest wind 5 knots becoming southwest late in the morning, then rising to 10 to 15 knots with gusts to around 20 knots in the afternoon. Sunny. Waves 1 to 2 feet. .WEDNESDAY NIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves 1 to 2 feet. .THURSDAY...South wind 5 to 10 knots. Sunny. Waves 1 foot or less. $$ LSZ141-200400- Grand Marais to Taconite Harbor MN- 500 PM CDT Tue May 19 2026 .TONIGHT...Northwest wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Chance of sprinkles early in the evening. Waves 1 to 2 feet. .WEDNESDAY...Northwest wind 5 knots becoming southwest in the afternoon. Mostly sunny. Waves 1 foot or less. .WEDNESDAY NIGHT...South wind 5 knots early in the evening becoming variable 10 knots or less, then becoming northeast 5 knots early in the morning. Mostly clear. Waves 1 foot or less. .THURSDAY...Northeast wind 5 knots becoming southeast in the late morning and afternoon. Sunny. Waves 1 foot or less. $$ LSZ142-200400- Taconite Harbor to Silver Bay Harbor MN- 500 PM CDT Tue May 19 2026 .TONIGHT...West wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 to 2 feet. .WEDNESDAY...West wind 5 knots becoming south late in the afternoon. Mostly sunny. Waves 1 foot or less. .WEDNESDAY NIGHT...Southeast wind 5 knots becoming northeast in the late evening and overnight. Mostly clear. Waves 1 foot or less. .THURSDAY...Northeast wind 5 knots becoming east in the late morning and afternoon. Sunny. Waves 1 foot or less. $$ LSZ143-200400- Silver Bay Harbor to Two Harbors MN- 500 PM CDT Tue May 19 2026 .TONIGHT...West wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 to 2 feet. .WEDNESDAY...West wind 5 knots becoming south in the late morning and early afternoon, then becoming southeast late in the afternoon. Sunny. Waves 1 foot or less. .WEDNESDAY NIGHT...East wind 5 knots becoming northeast after midnight. Mostly clear. Waves 1 foot or less. .THURSDAY...Northeast wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. $$ LSZ144-200400- Two Harbors to Duluth MN- 500 PM CDT Tue May 19 2026 .TONIGHT...West wind 10 to 15 knots with gusts to around 20 knots easing to 5 knots after midnight. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 to 2 feet. .WEDNESDAY...West wind 5 knots becoming southwest late in the morning, then becoming southeast in the afternoon. Sunny. Waves 1 foot or less. .WEDNESDAY NIGHT...Northeast wind 5 knots. Mostly clear. Waves 1 foot or less. .THURSDAY...East wind 5 to 10 knots. Sunny. Waves 1 foot or less. $$ LSZ145-200400- Duluth MN to Port Wing WI- 500 PM CDT Tue May 19 2026 .TONIGHT...West wind 10 to 15 knots with gusts to around 20 knots easing to 5 knots after midnight. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 to 2 feet. .WEDNESDAY...West wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. .WEDNESDAY NIGHT...East wind 5 knots. Mostly clear. Waves 1 foot or less. .THURSDAY...East wind 5 to 10 knots. Sunny. Waves 1 foot or less. $$ LSZ146-200400- Port Wing to Sand Island WI- 500 PM CDT Tue May 19 2026 .TONIGHT...West wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 to 3 feet. .WEDNESDAY...West wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. .WEDNESDAY NIGHT...East wind 5 knots. Mostly clear. Waves 1 foot or less. .THURSDAY...Northeast wind 5 to 10 knots. Sunny. Waves 1 foot or less. $$ LSZ147-200400- Sand Island to Bayfield WI- 500 PM CDT Tue May 19 2026 .TONIGHT...West wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 to 3 feet. .WEDNESDAY...West wind 5 knots becoming southeast in the afternoon. Sunny. Waves 1 foot or less. .WEDNESDAY NIGHT...Southeast wind 5 knots. Mostly clear. Waves 1 foot or less. .THURSDAY...Southeast wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. $$ LSZ150-200400- Outer Apostle Islands Beyond 5 NM from Mainland- 500 PM CDT Tue May 19 2026 .TONIGHT...Northwest wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 to 3 feet subsiding to 1 to 2 feet in the late evening and overnight. .WEDNESDAY...Northwest wind 5 knots becoming southeast in the afternoon. Sunny. Waves 1 foot or less. .WEDNESDAY NIGHT...Southeast wind 5 knots. Mostly clear. Waves 1 foot or less. .THURSDAY...Southeast wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. $$ LSZ121-200400- Chequamegon Bay-Bayfield to Oak Point WI- 500 PM CDT Tue May 19 2026 .TONIGHT...West wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. .WEDNESDAY...Northwest wind 5 knots becoming east in the afternoon. Mostly sunny. Waves 1 foot or less. .WEDNESDAY NIGHT...East wind 5 knots becoming south after midnight. Mostly clear. Waves 1 foot or less. .THURSDAY...South wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. $$ LSZ148-200400- Oak Point to Saxon Harbor WI- 500 PM CDT Tue May 19 2026 .TONIGHT...Northwest wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 to 3 feet. .WEDNESDAY...Northwest wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. .WEDNESDAY NIGHT...East wind 5 knots becoming south after midnight. Mostly clear. Waves 1 foot or less. .THURSDAY...South wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH  634 FZUS53 KDTX 192201 NSHDTX Nearshore Marine Forecast for Michigan National Weather Service Detroit/Pontiac MI 601 PM EDT Tue May 19 2026 For waters within five nautical miles of shore Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. LHZ422-200615- Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- 601 PM EDT Tue May 19 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... .REST OF TONIGHT...West winds 20 to 25 knots becoming northwest 15 to 20 knots in the late evening and overnight. Partly cloudy. A slight chance of showers this evening. Waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. .WEDNESDAY...Northwest winds 15 to 20 knots becoming north 10 to 15 knots in the late morning and early afternoon, then becoming northeast 15 to 20 knots early in the afternoon. Partly cloudy becoming mostly sunny in the late morning and early afternoon becoming partly cloudy. Waves 1 to 3 feet. .WEDNESDAY NIGHT...Northeast winds 15 to 20 knots diminishing to 10 to 15 knots in the late evening and overnight. Partly cloudy. Waves 1 to 3 feet. .THURSDAY...Northeast winds 15 to 20 knots. Mostly sunny until late afternoon becoming partly cloudy. Waves 2 to 4 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ421-200615- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay- 601 PM EDT Tue May 19 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... .REST OF TONIGHT...West winds 15 to 20 knots becoming northwest 10 to 15 knots after midnight. Partly cloudy. A slight chance of showers this evening. Waves 2 to 4 feet. .WEDNESDAY...Northwest winds 10 to 15 knots becoming northeast 15 to 20 knots early in the afternoon. Partly cloudy becoming mostly sunny in the late morning and early afternoon becoming partly cloudy. Waves 1 to 3 feet building to 3 to 5 feet early in the afternoon. Waves occasionally around 7 feet. .WEDNESDAY NIGHT...Northeast winds 15 to 20 knots becoming north 10 to 15 knots after midnight. Partly cloudy. Waves 3 to 5 feet. Waves occasionally around 7 feet. .THURSDAY...Northeast winds 15 to 20 knots. Partly cloudy becoming mostly sunny in the late morning and early afternoon becoming partly cloudy. Waves 1 to 3 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ441-200615- Port Austin to Harbor Beach MI- 601 PM EDT Tue May 19 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... .REST OF TONIGHT...West winds 15 to 20 knots becoming northwest 10 to 15 knots after midnight. Mostly cloudy. A slight chance of showers this evening. Waves 3 to 5 feet. Waves occasionally around 7 feet. .WEDNESDAY...North winds 10 to 15 knots. Partly cloudy becoming mostly sunny in the late morning and early afternoon becoming partly cloudy. Waves 2 to 4 feet. .WEDNESDAY NIGHT...North winds 15 to 20 knots diminishing to 10 to 15 knots after midnight. Partly cloudy. Waves 3 to 5 feet. Waves occasionally around 7 feet. .THURSDAY...Northeast winds 10 to 15 knots. Mostly sunny until late afternoon becoming partly cloudy. Waves 1 to 3 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ442-200615- Harbor Beach to Port Sanilac MI- 601 PM EDT Tue May 19 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... .REST OF TONIGHT...Southwest winds 15 to 20 knots becoming west 10 to 15 knots this evening, then veering to the north after midnight. Mostly cloudy. A slight chance of showers and thunderstorms this evening. Waves 1 to 3 feet building to 2 to 4 feet early in the morning. .WEDNESDAY...North winds 10 to 15 knots. Partly cloudy becoming mostly sunny in the late morning and early afternoon becoming partly cloudy. Waves 2 to 4 feet. .WEDNESDAY NIGHT...North winds 10 to 15 knots. Partly cloudy. Waves 3 to 5 feet. Waves occasionally around 7 feet. .THURSDAY...Northeast winds 10 to 15 knots. Mostly sunny. Waves 1 to 3 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ443-200615- Port Sanilac to Port Huron MI- 601 PM EDT Tue May 19 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... .REST OF TONIGHT...Southwest winds 15 to 20 knots becoming west 10 to 15 knots this evening, then becoming north 15 to 20 knots after midnight. Mostly cloudy. A slight chance of showers and thunderstorms this evening, then a slight chance of showers after midnight. Waves 1 to 3 feet building to 2 to 4 feet early in the morning. .WEDNESDAY...North winds 15 to 20 knots. Partly cloudy. Waves 2 to 4 feet. .WEDNESDAY NIGHT...North winds 15 to 20 knots. Mostly cloudy early in the evening becoming partly cloudy. Waves 2 to 4 feet. .THURSDAY...Northeast winds 10 to 15 knots becoming north 15 to 20 knots early in the afternoon. Mostly sunny. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late morning and afternoon. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LEZ444-200615- Michigan Waters of Lake Erie from Detroit River to North Cape MI- 601 PM EDT Tue May 19 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... .REST OF TONIGHT...Southwest winds 15 to 20 knots becoming west 10 to 15 knots in the late evening and early morning, then veering to the northwest early in the morning. Mostly cloudy. A chance of showers and thunderstorms this evening, then a chance of showers and a slight chance of thunderstorms after midnight. Waves 2 to 4 feet subsiding to 2 feet or less in the late evening and overnight. .WEDNESDAY...North winds 10 to 15 knots becoming northeast 5 to 10 knots early in the afternoon. Mostly cloudy. Waves 2 feet or less. .WEDNESDAY NIGHT...East winds 10 to 15 knots becoming northeast 15 to 20 knots in the late evening and early morning, then diminishing to 10 to 15 knots after midnight. Partly cloudy becoming mostly cloudy in the late evening and early morning becoming partly cloudy. Waves 1 to 3 feet. .THURSDAY...Northeast winds 10 to 15 knots becoming east 15 to 20 knots in the late morning and afternoon. Mostly sunny. Waves 1 to 3 feet. See Lake Erie Open Lake Forecast for days 3 through 5. The water temperature at Belle Isle is missing. $$ CB You can obtain your latest National Weather Service forecasts online a www.weather.gov/greatlakes  391 FZUS53 KMKX 192210 NSHMKX Nearshore Marine Forecast National Weather Service Milwaukee/Sullivan WI 510 PM CDT Tue May 19 2026 For waters within five nautical miles of shore on Lake Michigan LMZ643-200400- Sheboygan to Port Washington WI- 510 PM CDT Tue May 19 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...Northwest wind 15 to 20 knots easing to 10 to 15 knots with gusts to around 20 knots late in the evening, then becoming northwest 10 to 15 knots after midnight veering north early in the morning. Partly cloudy. Waves 1 to 2 feet. .WEDNESDAY...North wind 10 to 15 knots veering northeast late in the morning, then becoming northeast 10 to 15 knots early in the afternoon rising to 15 to 20 knots late in the afternoon. Partly sunny in the morning then clearing. Waves 1 to 2 feet building to 2 to 4 feet late in the afternoon. .WEDNESDAY NIGHT...Northeast wind 10 to 15 knots. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late evening and overnight. .THURSDAY...Northeast wind 10 to 15 knots. Partly sunny. Waves 1 to 2 feet. $$ LMZ644-200400- Port Washington to North Point Light WI- 510 PM CDT Tue May 19 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...Northwest wind 15 to 20 knots easing to 10 to 15 knots late in the evening, then becoming northwest 10 to 15 knots after midnight veering north early in the morning. Partly cloudy. Waves 1 to 2 feet. .WEDNESDAY...North wind 10 to 15 knots veering northeast late in the morning, then becoming northeast 10 to 15 knots early in the afternoon rising to 15 to 20 knots late in the afternoon. Partly sunny. Waves 1 to 2 feet building to 2 to 4 feet late in the afternoon. .WEDNESDAY NIGHT...Northeast wind 10 to 15 knots. Partly cloudy. Waves 2 to 4 feet. .THURSDAY...Northeast wind 10 to 15 knots. Partly sunny. Waves 2 to 4 feet subsiding to 1 to 3 feet in the afternoon. $$ LMZ645-200400- North Point Light to Wind Point WI- 510 PM CDT Tue May 19 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...Northwest wind 15 to 20 knots easing to 10 to 15 knots late in the evening, then becoming northwest 10 to 15 knots after midnight veering north early in the morning. Partly cloudy. Waves 1 to 2 feet. .WEDNESDAY...North wind 10 to 15 knots veering northeast late in the morning, then becoming northeast 10 to 15 knots with gusts to around 20 knots early in the afternoon rising to 15 to 20 knots late in the afternoon. Partly sunny. Waves 1 to 2 feet building to 2 to 4 feet in the afternoon. .WEDNESDAY NIGHT...Northeast wind 15 to 20 knots easing to 10 to 15 knots late in the evening, then becoming northeast 10 to 15 knots after midnight rising to 15 to 20 knots early in the morning. Partly cloudy. Waves 3 to 4 feet. .THURSDAY...Northeast wind 10 to 15 knots. Partly sunny. Waves 2 to 4 feet subsiding to 1 to 3 feet late in the afternoon. $$ LMZ646-200400- Wind Point WI to Winthrop Harbor IL- 510 PM CDT Tue May 19 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...Northwest wind 10 to 15 knots with gusts to around 20 knots veering north early in the morning. Partly cloudy. Waves 1 to 2 feet. .WEDNESDAY...North wind 10 to 15 knots veering northeast late in the morning, then becoming northeast 10 to 15 knots with gusts to around 20 knots early in the afternoon rising to 15 to 20 knots late in the afternoon. Partly sunny. Waves 1 to 2 feet building to 2 to 4 feet in the afternoon. .WEDNESDAY NIGHT...Northeast wind 15 to 20 knots easing to 10 to 15 knots late in the evening, then becoming northeast 10 to 15 knots after midnight. Partly cloudy. Waves 3 to 4 feet. .THURSDAY...Northeast wind 10 to 15 knots veering east late in the morning, then backing northeast early in the afternoon becoming northeast 10 to 15 knots with gusts to around 20 knots late in the afternoon. Partly sunny. Waves 2 to 4 feet subsiding to 1 to 3 feet late in the afternoon. $$ See Lake Michigan Open Waters Forecast for Friday through Sunday.  583 FZUS53 KDLH 192213 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 513 PM CDT Tue May 19 2026 For waters within five nautical miles of shore on Lake Superior. Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. LSZ140-200400- Grand Portage to Grand Marais MN- 513 PM CDT Tue May 19 2026 .TONIGHT...Northwest wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Chance of sprinkles early in the evening. Waves 1 to 2 feet. .WEDNESDAY...Northwest wind 5 knots becoming southwest late in the morning, then rising to 10 to 15 knots with gusts to around 20 knots in the afternoon. Mostly sunny. Waves 1 to 2 feet. .WEDNESDAY NIGHT...Southwest wind 5 to 10 knots. Clear. Waves 1 to 2 feet. .THURSDAY...South wind 5 to 10 knots. Sunny. Waves 1 foot or less. $$ LSZ141-200400- Grand Marais to Taconite Harbor MN- 513 PM CDT Tue May 19 2026 .TONIGHT...Northwest wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Chance of sprinkles early in the evening. Waves 1 to 2 feet. .WEDNESDAY...Northwest wind 5 knots becoming southwest in the afternoon. Mostly sunny. Waves 1 foot or less. .WEDNESDAY NIGHT...South wind 5 knots early 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...Northeast wind 5 knots becoming southeast in the late morning and afternoon. Sunny. Waves 1 foot or less. $$ LSZ142-200400- Taconite Harbor to Silver Bay Harbor MN- 513 PM CDT Tue May 19 2026 .TONIGHT...West wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Mostly cloudy early in the evening then becoming partly cloudy. Waves 1 to 2 feet. .WEDNESDAY...West wind 5 knots becoming south late in the afternoon. Mostly sunny. Waves 1 foot or less. .WEDNESDAY NIGHT...Southeast wind 5 knots becoming northeast in the late evening and overnight. Mostly clear. Waves 1 foot or less. .THURSDAY...Northeast wind 5 knots becoming east in the late morning and afternoon. Sunny. Waves 1 foot or less. $$ LSZ143-200400- Silver Bay Harbor to Two Harbors MN- 513 PM CDT Tue May 19 2026 .TONIGHT...West wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Mostly cloudy early in the evening then becoming partly cloudy. Waves 1 to 2 feet. .WEDNESDAY...West wind 5 knots becoming south in the late morning and early afternoon, then becoming southeast late in the afternoon. Mostly sunny. Waves 1 foot or less. .WEDNESDAY NIGHT...East wind 5 knots becoming northeast after midnight. Mostly clear. Waves 1 foot or less. .THURSDAY...Northeast wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. $$ LSZ144-200400- Two Harbors to Duluth MN- 513 PM CDT Tue May 19 2026 .TONIGHT...West wind 10 to 15 knots with gusts to around 20 knots easing to 5 knots after midnight. Mostly cloudy early in the evening then clearing. Waves 1 to 2 feet. .WEDNESDAY...West wind 5 knots becoming southwest late in the morning, then becoming southeast in the afternoon. Sunny. Waves 1 foot or less. .WEDNESDAY NIGHT...Northeast wind 5 knots. Mostly clear. Waves 1 foot or less. .THURSDAY...East wind 5 to 10 knots. Sunny. Waves 1 foot or less. $$ LSZ145-200400- Duluth MN to Port Wing WI- 513 PM CDT Tue May 19 2026 .TONIGHT...West wind 10 to 15 knots with gusts to around 20 knots easing to 5 knots after midnight. Mostly cloudy early in the evening then becoming partly cloudy. Waves 1 to 2 feet. .WEDNESDAY...West wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. .WEDNESDAY NIGHT...East wind 5 knots. Mostly clear. Waves 1 foot or less. .THURSDAY...East wind 5 to 10 knots. Sunny. Waves 1 foot or less. $$ LSZ146-200400- Port Wing to Sand Island WI- 513 PM CDT Tue May 19 2026 .TONIGHT...West wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Mostly cloudy early in the evening then clearing. Waves 1 to 3 feet. .WEDNESDAY...West wind 5 knots becoming east in the afternoon. Mostly sunny. Waves 1 foot or less. .WEDNESDAY NIGHT...East wind 5 knots. Mostly clear. Waves 1 foot or less. .THURSDAY...Northeast wind 5 to 10 knots. Sunny. Waves 1 foot or less. $$ LSZ147-200400- Sand Island to Bayfield WI- 513 PM CDT Tue May 19 2026 .TONIGHT...West wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Mostly cloudy early in the evening then becoming partly cloudy. Waves 1 to 3 feet. .WEDNESDAY...West wind 5 knots becoming southeast in the afternoon. Mostly sunny. Waves 1 foot or less. .WEDNESDAY NIGHT...Southeast wind 5 knots. Mostly clear. Waves 1 foot or less. .THURSDAY...Southeast wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. $$ LSZ150-200400- Outer Apostle Islands Beyond 5 NM from Mainland- 513 PM CDT Tue May 19 2026 .TONIGHT...Northwest wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Mostly cloudy early in the evening then becoming partly cloudy. Waves 1 to 3 feet subsiding to 1 to 2 feet in the late evening and overnight. .WEDNESDAY...Northwest wind 5 knots becoming southeast in the afternoon. Mostly sunny. Waves 1 foot or less. .WEDNESDAY NIGHT...Southeast wind 5 knots. Mostly clear. Waves 1 foot or less. .THURSDAY...Southeast wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. $$ LSZ121-200400- Chequamegon Bay-Bayfield to Oak Point WI- 513 PM CDT Tue May 19 2026 .TONIGHT...West wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Mostly cloudy early in the evening then becoming partly cloudy. Waves 1 foot or less. .WEDNESDAY...Northwest wind 5 knots becoming east in the afternoon. Mostly sunny. Waves 1 foot or less. .WEDNESDAY NIGHT...East wind 5 knots becoming south after midnight. Mostly clear. Waves 1 foot or less. .THURSDAY...South wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. $$ LSZ148-200400- Oak Point to Saxon Harbor WI- 513 PM CDT Tue May 19 2026 .TONIGHT...Northwest wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Mostly cloudy in the evening then clearing. Waves 1 to 3 feet. .WEDNESDAY...Northwest wind 5 knots becoming east in the afternoon. Mostly sunny. Waves 1 foot or less. .WEDNESDAY NIGHT...East wind 5 knots becoming south after midnight. Mostly clear. Waves 1 foot or less. .THURSDAY...South wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH  292 FZUS53 KGRB 192230 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 530 PM CDT Tue May 19 2026 For waters within five nautical miles of shore on Lake Michigan LMZ521-522-200400- 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- 530 PM CDT Tue May 19 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .LATE THIS AFTERNOON...NW wind 10 to 15 kts. Waves 2 ft or less. Partly sunny. .TONIGHT...NW wind 10 to 15 kts. Waves 2 ft or less. Mostly cloudy. .WEDNESDAY...N wind 5 to 10 kts veering E early in the afternoon. Waves 2 ft or less. Mostly sunny. .WEDNESDAY NIGHT...E wind 5 to 10 kts backing NE after midnight. Waves 2 ft or less. Partly cloudy. .THURSDAY...E wind 5 to 10 kts. Waves 2 ft or less. Partly cloudy. $$ LMZ541-200400- Rock Island Passage to Sturgeon Bay WI- 530 PM CDT Tue May 19 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .LATE THIS AFTERNOON...NW wind 5 to 10 kts. Waves 3 to 5 ft. Partly sunny. .TONIGHT...NW wind 10 to 15 kts. Waves 2 to 4 ft subsiding to 1 to 3 ft after midnight. Mostly cloudy. .WEDNESDAY...N wind 5 to 10 kts veering E early in the afternoon. Waves 2 ft or less. Mostly sunny. .WEDNESDAY NIGHT...E wind 5 to 10 kts backing NE in the late evening and overnight. Waves 2 ft or less. Partly cloudy. .THURSDAY...NE wind 5 to 10 kts. Waves 2 ft or less. Partly cloudy. $$ LMZ542-543-200400- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 530 PM CDT Tue May 19 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .LATE THIS AFTERNOON...W wind 15 to 25 kts. Waves 2 to 4 ft. Partly cloudy. .TONIGHT...NW wind 10 to 15 kts veering N after midnight. Waves 1 to 3 ft. Mostly cloudy. .WEDNESDAY...N wind 10 to 15 kts veering NE in the late morning and afternoon. Waves 1 to 3 ft. Mostly sunny. .WEDNESDAY NIGHT...NE wind 10 to 15 kts. Waves 2 ft or less. Partly cloudy. .THURSDAY...NE wind 10 to 15 kts. Waves 2 ft or less. Partly sunny. $$ See Lake Michigan Open Lake Forecast for Friday through Sunday. Wave height forecast is for ice free areas.  464 FZUS51 KCLE 192232 NSHCLE Nearshore Marine Forecast National Weather Service Cleveland OH 632 PM EDT Tue May 19 2026 For waters within five nautical miles of shore Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. LEZ142-200215- Maumee Bay to Reno Beach OH- 632 PM EDT Tue May 19 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... .TONIGHT...Southwest winds 15 to 20 knots becoming northwest 10 to 15 knots. Showers with thunderstorms likely this evening, then a chance of showers and thunderstorms after midnight. Some thunderstorms may produce damaging winds early. Waves 1 to 3 feet subsiding to 1 foot or less. .WEDNESDAY...North winds 5 to 15 knots becoming east. Mostly cloudy. Waves 2 feet or less. .WEDNESDAY NIGHT...East winds 10 to 15 knots becoming northeast 15 to 20 knots. Mostly cloudy. Waves 1 to 3 feet. .THURSDAY...Northeast winds 15 to 20 knots becoming east. Sunny. Waves 1 to 3 feet. Winds and waves higher in and near thunderstorms. See Lake Erie open lakes forecast for Friday through Sunday. The water temperature off Toledo is 60 degrees, off Cleveland 55 degrees, and off Erie 58 degrees. $$ LEZ143-144-200215- Reno Beach to The Islands OH-The Islands to Vermilion OH- 632 PM EDT Tue May 19 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... ...SEVERE THUNDERSTORM WATCH 230 IN EFFECT UNTIL 10 PM EDT THIS EVENING... .TONIGHT...Southwest winds 15 to 20 knots becoming northwest 10 to 15 knots. Showers with thunderstorms likely this evening, then a chance of showers and thunderstorms after midnight. Some thunderstorms may produce damaging winds early. Waves 1 to 3 feet. .WEDNESDAY...North winds 10 to 15 knots becoming northeast. A slight chance of showers in the morning. Waves 1 to 3 feet. .WEDNESDAY NIGHT...Northeast winds 10 to 15 knots increasing to 15 to 20 knots. Mostly cloudy. Waves 1 to 3 feet building to 2 to 4 feet. .THURSDAY...Northeast winds 15 to 20 knots. Mostly sunny. Waves 2 to 4 feet building to 3 to 5 feet. Waves occasionally around 6 feet. Winds and waves higher in and near thunderstorms. 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. $$ LEZ145-200215- Vermilion to Avon Point OH- 632 PM EDT Tue May 19 2026 ...SEVERE THUNDERSTORM WATCH 230 IN EFFECT UNTIL 10 PM EDT THIS EVENING... .TONIGHT...Southwest winds 15 to 20 knots becoming northwest 10 to 15 knots. Showers with a chance of thunderstorms through the early overnight, then a chance of showers with a slight chance of thunderstorms late. Waves 1 to 3 feet. .WEDNESDAY...North winds 10 to 15 knots becoming northeast. A slight chance of showers. Waves 1 to 3 feet. .WEDNESDAY NIGHT...Northeast winds 10 to 15 knots increasing to 15 to 20 knots. Mostly cloudy. Waves 1 to 3 feet building to 2 to 4 feet. .THURSDAY...Northeast winds 15 to 20 knots. Mostly sunny. Waves 2 to 4 feet building to 3 to 5 feet. Waves occasionally around 6 feet. Winds and waves higher in and near thunderstorms. See Lake Erie open lakes forecast for Friday through Sunday. The water temperature off Toledo is 60 degrees, off Cleveland 55 degrees, and off Erie 58 degrees. $$ LEZ146-147-200215- Avon Point to Willowick OH-Willowick to Geneva-on-the Lake OH- 632 PM EDT Tue May 19 2026 .TONIGHT...Southwest winds 15 to 20 knots becoming northwest 10 to 15 knots. Showers with a chance of thunderstorms through the early overnight, then showers likely with a slight chance of thunderstorms late. Waves 1 to 3 feet. .WEDNESDAY...North winds 10 to 15 knots. A chance of showers in the morning. Waves 2 to 3 feet. .WEDNESDAY NIGHT...North winds 10 to 15 knots becoming northeast. Mostly cloudy. Waves 2 to 3 feet. .THURSDAY...Northeast winds 10 to 15 knots increasing to 15 to 20 knots. Mostly sunny. Waves 2 to 4 feet building to 3 to 5 feet. Waves occasionally around 6 feet. Winds and waves higher in and near thunderstorms. 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. $$ LEZ148-149-200215- Geneva-on-the-Lake to Conneaut OH-Conneaut OH to Ripley NY- 632 PM EDT Tue May 19 2026 .TONIGHT...Southwest winds 10 to 15 knots becoming west. A chance of showers and thunderstorms early, then showers with a chance of thunderstorms. Showers likely with a slight chance of thunderstorms late. Waves 1 to 3 feet. .WEDNESDAY...Northwest winds 5 to 15 knots. A chance of showers in the morning. Waves 1 to 3 feet. .WEDNESDAY NIGHT...Northwest winds 10 to 15 knots becoming northeast. Mostly cloudy. Waves 2 feet or less. .THURSDAY...Northeast winds 10 to 15 knots increasing to 15 to 20 knots. Mostly sunny. Waves 1 to 3 feet building to 2 to 4 feet. Winds and waves higher in and near thunderstorms. See Lake Erie open lakes forecast for Friday through Sunday. The water temperature off Toledo is 60 degrees, off Cleveland 55 degrees, and off Erie 58 degrees. $$  483 FZUS53 KGRB 192256 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 556 PM CDT Tue May 19 2026 For waters within five nautical miles of shore on Lake Michigan LMZ521-522-200400- 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- 556 PM CDT Tue May 19 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .LATE THIS AFTERNOON...NW wind 10 to 15 kts. Waves 2 ft or less. Partly sunny. .TONIGHT...NW wind 10 to 15 kts. Waves 2 ft or less. Mostly cloudy. .WEDNESDAY...N wind 5 to 10 kts veering E early in the afternoon. Waves 2 ft or less. Mostly sunny. .WEDNESDAY NIGHT...E wind 5 to 10 kts backing NE after midnight. Waves 2 ft or less. Partly cloudy. .THURSDAY...E wind 5 to 10 kts. Waves 2 ft or less. Partly cloudy. $$ LMZ541-200400- Rock Island Passage to Sturgeon Bay WI- 556 PM CDT Tue May 19 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .LATE THIS AFTERNOON...NW wind 5 to 10 kts. Waves 3 to 5 ft. Partly sunny. .TONIGHT...NW wind 10 to 15 kts. Waves 2 to 4 ft subsiding to 1 to 3 ft after midnight. Mostly cloudy. .WEDNESDAY...N wind 5 to 10 kts veering E early in the afternoon. Waves 2 ft or less. Mostly sunny. .WEDNESDAY NIGHT...E wind 5 to 10 kts backing NE in the late evening and overnight. Waves 2 ft or less. Partly cloudy. .THURSDAY...NE wind 5 to 10 kts. Waves 2 ft or less. Partly cloudy. $$ LMZ542-543-200400- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 556 PM CDT Tue May 19 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .LATE THIS AFTERNOON...W wind 15 to 25 kts. Waves 2 to 4 ft. Partly cloudy. .TONIGHT...NW wind 10 to 15 kts veering N after midnight. Waves 1 to 3 ft. Mostly cloudy. .WEDNESDAY...N wind 10 to 15 kts veering NE in the late morning and afternoon. Waves 1 to 3 ft. Mostly sunny. .WEDNESDAY NIGHT...NE wind 10 to 15 kts. Waves 2 ft or less. Partly cloudy. .THURSDAY...NE wind 10 to 15 kts. Waves 2 ft or less. Partly sunny. $$ See Lake Michigan Open Lake Forecast for Friday through Sunday. Wave height forecast is for ice free areas.