473 FZUS53 KMKX 240610 NSHMKX Nearshore Marine Forecast National Weather Service Milwaukee/Sullivan WI 110 AM CDT Mon Aug 24 2026 For waters within five nautical miles of shore on Lake Michigan LMZ643-240900- Sheboygan to Port Washington WI- 110 AM CDT Mon Aug 24 2026 .REST OF TONIGHT...North wind 10 to 15 knots backing northwest early in the morning. Clear. Waves 1 to 2 feet. .MONDAY...Northwest wind 10 to 15 knots easing to 5 to 10 knots early in the afternoon, then veering north late in the afternoon. Mostly sunny. Waves around 1 foot. .MONDAY NIGHT...South wind 5 to 10 knots veering west after midnight. Partly cloudy. Waves nearly calm. .TUESDAY...Southwest wind 5 to 10 knots becoming south 10 to 20 knots early in the afternoon, then becoming 15 to 20 knots with gusts to around 25 knots late in the afternoon. Mostly sunny. Waves around 1 foot building to 2 to 4 feet late in the afternoon. $$ LMZ644-240900- Port Washington to North Point Light WI- 110 AM CDT Mon Aug 24 2026 .REST OF TONIGHT...North wind 5 to 10 knots backing northwest early in the morning. Clear. Waves 1 to 2 feet. .MONDAY...Northwest wind 5 to 10 knots veering north late in the afternoon. Mostly sunny. Waves 1 to 2 feet. .MONDAY NIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves around 1 foot. .TUESDAY...Southwest wind 5 to 10 knots becoming south 10 to 15 knots early in the afternoon, then rising to 15 to 20 knots late in the afternoon. Partly sunny. Waves around 1 foot. $$ LMZ645-240900- North Point Light to Wind Point WI- 110 AM CDT Mon Aug 24 2026 .REST OF TONIGHT...North wind 5 to 10 knots backing northwest early in the morning. Clear. Waves 1 to 2 feet. .MONDAY...Northwest wind 5 to 10 knots rising to 10 to 15 knots late in the morning, then becoming north 5 to 10 knots in the afternoon. Mostly sunny. Waves 1 to 2 feet. .MONDAY NIGHT...East wind 5 to 10 knots veering southwest late in the evening, then becoming southwest 5 to 10 knots after midnight. Mostly clear. Waves around 1 foot. .TUESDAY...Southwest wind 5 to 10 knots becoming south 10 to 15 knots with gusts to around 20 knots in the afternoon. Partly sunny. Waves around 1 foot. $$ LMZ646-240900- Wind Point WI to Winthrop Harbor IL- 110 AM CDT Mon Aug 24 2026 .REST OF TONIGHT...Northwest wind 5 to 10 knots. Clear. Waves 1 to 2 feet. .MONDAY...Northwest wind 5 to 10 knots rising to 10 to 15 knots late in the morning, then becoming north 5 to 10 knots early in the afternoon veering northeast late in the afternoon. Mostly sunny. Waves 1 to 2 feet. .MONDAY NIGHT...East wind 5 to 10 knots becoming southwest late in the evening, then rising to 5 to 10 knots after midnight. Mostly clear. Waves around 1 foot. .TUESDAY...Southwest wind 5 to 10 knots becoming south 10 to 15 knots in the afternoon. Partly sunny. Waves around 1 foot. $$ See Lake Michigan Open Waters Forecast for Wednesday through Friday.  642 FZUS53 KGRB 240611 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 111 AM CDT Mon Aug 24 2026 For waters within five nautical miles of shore on Lake Michigan LMZ521-522-241000- 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- 111 AM CDT Mon Aug 24 2026 ...SMALL CRAFT SHOULD EXERCISE CAUTION FROM SUNDAY EVENING THROUGH THIS MORNING... .REST OF THE NIGHT...NW wind 10 to 15 kts. Waves 1 to 3 ft. Clear. .MONDAY...NW wind 10 to 15 kts veering N 5 to 10 kts early in the afternoon. Waves 1 to 3 ft. Mostly sunny. .MONDAY NIGHT...E wind 5 to 10 kts veering SE after midnight. Waves 2 ft or less. Partly cloudy. .TUESDAY...S wind 10 to 15 kts. Waves 2 ft or less. Mostly sunny. $$ LMZ541>543-241000- Rock Island Passage to Sturgeon Bay WI- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 111 AM CDT Mon Aug 24 2026 .REST OF THE NIGHT...NW wind 10 to 15 kts. Waves 1 to 3 ft. Clear. .MONDAY...NW wind 10 to 15 kts veering N 5 to 10 kts early in the afternoon. Waves 2 ft or less. Mostly sunny. .MONDAY NIGHT...E wind 5 to 10 kts veering SW after midnight. Waves 2 ft or less. Partly cloudy. .TUESDAY...S wind 10 to 15 kts. Waves 2 ft or less building to 2 to 4 ft in the afternoon. Mostly sunny. $$ See Lake Michigan Open Lake Forecast for Wednesday through Friday.  363 FZUS53 KDLH 240623 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 122 AM CDT Mon Aug 24 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. LSZ140-241600- Grand Portage to Grand Marais MN- 122 AM CDT Mon Aug 24 2026 .TODAY...North wind 5 to 10 knots becoming northeast late in the morning, then becoming south in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...Southwest wind 5 to 10 knots becoming west after midnight. Mostly cloudy. Waves 1 foot or less. .TUESDAY...Southeast wind 5 knots. Chance of rain showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...East wind 5 knots becoming west in the late evening and overnight. Rain showers and chance of thunderstorms in the evening, then slight chance of showers and thunderstorms after midnight. Waves 1 foot or less. $$ LSZ141-241600- Grand Marais to Taconite Harbor MN- 122 AM CDT Mon Aug 24 2026 .TODAY...North wind 5 knots early in the morning becoming variable 10 knots or less, then becoming south 5 knots in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...Southeast wind 5 knots early in the evening becoming variable 10 knots or less, then becoming north 5 knots early in the morning. Slight chance of rain showers after midnight. Waves 1 foot or less. .TUESDAY...East wind 5 knots. Chance of rain showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...East wind 5 knots becoming north late in the evening, then becoming west after midnight. Rain showers and chance of thunderstorms in the evening, then slight chance of showers and thunderstorms after midnight. Waves 1 foot or less. $$ LSZ142-241600- Taconite Harbor to Silver Bay Harbor MN- 122 AM CDT Mon Aug 24 2026 .TODAY...North wind 5 knots early in the morning becoming variable 10 knots or less, then becoming southeast 5 knots in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots. Chance of rain showers after midnight. Waves 1 foot or less. .TUESDAY...Northeast wind 5 knots becoming east in the afternoon. Chance of rain showers in the morning, then rain showers likely and chance of thunderstorms in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...Northeast wind 5 knots becoming west after midnight. Rain showers likely and chance of thunderstorms in the evening. Waves 1 foot or less. $$ LSZ143-241600- Silver Bay Harbor to Two Harbors MN- 122 AM CDT Mon Aug 24 2026 .TODAY...Variable winds 10 knots or less becoming east 5 knots in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots. Slight chance of rain showers after midnight. Waves 1 foot or less. .TUESDAY...Northeast wind 5 knots becoming east in the afternoon. Slight chance of thunderstorms in the morning. Chance of rain showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...Northeast wind 5 knots becoming west after midnight. Chance of thunderstorms in the evening. Chance of rain showers through the night. Waves 1 foot or less. $$ LSZ144-241600- Two Harbors to Duluth MN- 122 AM CDT Mon Aug 24 2026 .TODAY...Variable winds 10 knots or less becoming east 5 to 10 knots in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 to 10 knots. Slight chance of rain showers after midnight. Waves 1 foot or less. .TUESDAY...East wind 5 knots becoming southeast in the late morning and afternoon. Chance of rain showers and slight chance of thunderstorms inthe morning, then chance of thunderstorms and slight chance of rain showers in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...Southeast wind 5 to 10 knots becoming northwest late in the evening, then becoming west after midnight. Chance of showers and thunderstorms in the evening. Waves 1 foot or less. $$ LSZ145-241600- Duluth MN to Port Wing WI- 122 AM CDT Mon Aug 24 2026 .TODAY...Variable winds 10 knots or less becoming east 5 to 10 knots in the late morning and afternoon. Patchy dense fog early in the morning. Waves 1 foot or less. .TONIGHT...East wind 5 to 10 knots. Slight chance of rain showers after midnight. Waves 1 foot or less. .TUESDAY...Southeast wind 5 knots becoming south in the late morning and afternoon. Slight chance of thunderstorms in the morning. Chance of rain showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...South wind 5 to 10 knots becoming west in the late evening and overnight. Chance of showers and thunderstorms in the evening. Waves 1 foot or less. $$ LSZ146-241600- Port Wing to Sand Island WI- 122 AM CDT Mon Aug 24 2026 .TODAY...Variable winds 10 knots or less becoming northeast 5 knots in the afternoon. Patchy fog early in the morning. Waves 1 foot or less. .TONIGHT...East wind 5 knots. Mostly cloudy. Waves 1 foot or less. .TUESDAY...Southeast wind 5 knots becoming south late in the morning, then becoming west early in the afternoon becoming east late in the afternoon. Chance of rain showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...East wind 5 to 10 knots becoming northwest late in the evening, then becoming west after midnight. Chance of thunderstorms in the evening. Chance of showers through the night. Waves 1 foot or less. $$ LSZ147-241600- Sand Island to Bayfield WI- 122 AM CDT Mon Aug 24 2026 .TODAY...Variable winds 10 knots or less becoming east 5 knots in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...Southeast wind 5 knots. Mostly cloudy. Waves 1 foot or less. .TUESDAY...South wind 5 knots. Chance of rain showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...Southeast wind 5 knots becoming southwest in the late evening and early morning, then becoming west early in the morning. Showers likely and chance of thunderstorms in the evening. Waves 1 foot or less. $$ LSZ150-241600- Outer Apostle Islands Beyond 5 NM from Mainland- 122 AM CDT Mon Aug 24 2026 .TODAY...North wind 5 knots becoming east in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...Southeast wind 5 knots. Mostly cloudy. Waves 1 foot or less. .TUESDAY...South wind 5 to 10 knots. Chance of rain showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...Southeast wind 5 to 10 knots becoming southwest in the late evening and overnight. Chance of thunderstorms in the evening. Showers likely through the night. Slight chance of thunderstorms after midnight. Waves 1 foot or less. $$ LSZ121-241600- Chequamegon Bay-Bayfield to Oak Point WI- 122 AM CDT Mon Aug 24 2026 .TODAY...West wind 5 knots early in the morning becoming variable 10 knots or less, then becoming east 5 knots in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...East wind 5 knots becoming south after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .TUESDAY...South wind 5 to 10 knots. Gusts up to 20 knots in the afternoon. Chance of rain showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...Southwest wind 5 to 10 knots becoming west after midnight. Chance of thunderstorms in the evening. Showers likelythrough the night. Waves 1 foot or less. $$ LSZ148-241600- Oak Point to Saxon Harbor WI- 122 AM CDT Mon Aug 24 2026 .TODAY...Southwest wind 5 knots becoming northwest late in the morning, then becoming east in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...East wind 5 knots becoming south after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .TUESDAY...South wind 5 to 10 knots. Chance of rain showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...South wind 5 to 10 knots becoming southwest after midnight. Chance of thunderstorms in the evening. Showers likely through the night. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH  372 FZUS53 KGRR 240623 NSHGRR Nearshore Marine Forecast National Weather Service Grand Rapids MI 223 AM EDT Mon Aug 24 2026 For waters within five nautical miles of shore on Lake Michigan LMZ849-240800- Pentwater to Manistee MI- 223 AM EDT Mon Aug 24 2026 .REST OF TONIGHT...Northwest winds 15 to 20 knots. Mostly clear. Waves 3 to 5 feet. .MONDAY...Northwest winds 10 to 20 knots. Sunny. Waves 3 to 5 feet. .MONDAY NIGHT...Northwest winds 5 to 15 knots veering northeast around 5 knots in the late evening and early morning, then veering southeast after midnight. Partly cloudy. Waves 1 to 3 feet. .TUESDAY...South winds 5 to 15 knots veering southwest 15 to 20 knots early in the afternoon. Mostly sunny. Waves 1 to 2 feet. .TUESDAY NIGHT...South winds 15 to 25 knots. Partly cloudy. Waves 2 to 4 feet building to 3 to 5 feet after midnight. .WEDNESDAY...Southwest winds 15 to 25 knots. Mostly sunny with a chance of rain showers. Waves 5 to 7 feet. .THURSDAY...Northwest winds 10 to 15 knots. Sunny. Waves 2 to 4 feet. .FRIDAY...North winds 5 to 15 knots backing northwest early in the afternoon. Sunny. Waves around 1 foot. $$ LMZ848-240800- Whitehall to Pentwater MI- 223 AM EDT Mon Aug 24 2026 .REST OF TONIGHT...Northwest winds 15 to 20 knots. Mostly clear. Waves 2 to 4 feet. .MONDAY...Northwest winds 15 to 20 knots. Sunny. Waves 2 to 4 feet. .MONDAY NIGHT...Northwest winds 5 to 15 knots veering northeast in the late evening and early morning, then veering southeast after midnight. Partly cloudy. Waves 1 to 3 feet. .TUESDAY...Southeast winds 5 to 10 knots veering southwest 10 to 20 knots in the late morning and afternoon. Mostly sunny. Waves 1 to 2 feet. .TUESDAY NIGHT...South winds 15 to 25 knots. Partly cloudy. Waves 1 to 3 feet building to 3 to 5 feet after midnight. .WEDNESDAY...Southwest winds 20 to 25 knots. Mostly sunny with a chance of rain showers. Waves 5 to 7 feet. .THURSDAY...Northwest winds 10 to 20 knots. Sunny. Waves 2 to 4 feet. .FRIDAY...Northeast winds around 10 knots backing north in the late morning and afternoon. Sunny. Waves around 1 foot. $$ LMZ847-240800- Grand Haven to Whitehall MI- 223 AM EDT Mon Aug 24 2026 .REST OF TONIGHT...Northwest winds 10 to 15 knots. Mostly clear. Waves 1 to 3 feet. .MONDAY...Northwest winds 15 to 20 knots. Sunny. Waves 2 to 4 feet building to 3 to 5 feet in the late morning and afternoon. .MONDAY NIGHT...North winds 5 to 15 knots veering northeast around 5 knots after midnight. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late evening and overnight. .TUESDAY...Southeast winds 5 to 10 knots veering southwest 10 to 15 knots in the late morning and afternoon. Mostly sunny. Waves around 1 foot. .TUESDAY NIGHT...South winds 15 to 25 knots. Partly cloudy. Waves 1 to 3 feet building to 3 to 5 feet after midnight. .WEDNESDAY...Southwest winds 20 to 25 knots. Mostly sunny with a chance of rain showers. Waves 5 to 7 feet. .THURSDAY...Northwest winds 15 to 20 knots. Sunny. Waves 3 to 5 feet. .FRIDAY...Northeast winds around 10 knots backing northwest early in the afternoon. Sunny. Waves around 1 foot. $$ LMZ846-240800- Holland to Grand Haven MI- 223 AM EDT Mon Aug 24 2026 .REST OF TONIGHT...Northwest winds around 10 knots. Mostly clear. Waves 1 to 2 feet. .MONDAY...Northwest winds 10 to 20 knots. Sunny. Waves 1 to 3 feet building to 3 to 5 feet in the late morning and afternoon. .MONDAY NIGHT...Northwest winds 10 to 20 knots veering north 5 to 10 knots in the late evening and early morning, then veering northeast after midnight. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and overnight. .TUESDAY...Southeast winds 5 to 15 knots veering southwest in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. .TUESDAY NIGHT...South winds 10 to 20 knots. Partly cloudy. Waves 2 to 4 feet. .WEDNESDAY...Southwest winds 20 to 25 knots. Partly sunny with a chance of rain showers. Waves 4 to 6 feet. .THURSDAY...Northwest winds 15 to 20 knots. Sunny. Waves 3 to 5 feet. .FRIDAY...Northeast winds around 10 knots backing northwest early in the afternoon. Sunny. Waves 1 foot or less. $$ LMZ845-240800- South Haven to Holland MI- 223 AM EDT Mon Aug 24 2026 .REST OF TONIGHT...North winds 5 to 10 knots. Mostly clear. Waves 1 to 3 feet. .MONDAY...Northwest winds 10 to 15 knots. Sunny. Waves 1 to 2 feet building to 2 to 4 feet in the late morning and afternoon. .MONDAY NIGHT...North winds 5 to 15 knots veering northeast around 5 knots after midnight. Mostly clear. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and overnight. .TUESDAY...Southeast winds around 5 knots veering southwest in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. .TUESDAY NIGHT...South winds 10 to 20 knots. Partly cloudy. Waves 1 to 2 feet. .WEDNESDAY...Southwest winds 15 to 20 knots. Partly sunny. Waves 3 to 5 feet. .THURSDAY...Northwest winds around 15 knots. Sunny. Waves 2 to 4 feet. .FRIDAY...Northeast winds 5 to 10 knots backing northwest in the late morning and afternoon. Sunny. Waves around 1 foot. $$ LMZ844-240800- St Joseph to South Haven MI- 223 AM EDT Mon Aug 24 2026 .REST OF TONIGHT...North winds 5 to 10 knots. Mostly clear. Waves 1 to 3 feet. .MONDAY...Northwest winds 5 to 15 knots. Sunny. Waves 2 to 4 feet. .MONDAY NIGHT...North winds 5 to 15 knots backing west around 5 knots after midnight. Mostly clear. Waves 2 to 4 feet. .TUESDAY...South winds around 5 knots veering west in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. .TUESDAY NIGHT...South winds 5 to 15 knots. Partly cloudy. Waves around 1 foot. .WEDNESDAY...Southwest winds 15 to 20 knots. Mostly sunny. Waves 2 to 4 feet. .THURSDAY...Northwest winds 10 to 15 knots. Sunny. Waves 2 to 4 feet. .FRIDAY...North winds 5 to 10 knots backing northwest early in the afternoon. Sunny. Waves around 1 foot. $$  445 FZUS53 KDLH 240647 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 147 AM CDT Mon Aug 24 2026 For waters within five nautical miles of shore on Lake Superior. Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. LSZ140-241600- Grand Portage to Grand Marais MN- 147 AM CDT Mon Aug 24 2026 .TODAY...North wind 5 to 10 knots becoming northeast late in the morning, then becoming south in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...Southwest wind 5 to 10 knots becoming west after midnight. Mostly cloudy. Waves 1 foot or less. .TUESDAY...Southeast wind 5 knots. Chance of rain showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...East wind 5 knots becoming west in the late evening and overnight. Rain showers and chance of thunderstorms in the evening, then slight chance of showers and thunderstorms after midnight. Waves 1 foot or less. $$ LSZ141-241600- Grand Marais to Taconite Harbor MN- 147 AM CDT Mon Aug 24 2026 .TODAY...North wind 5 knots early in the morning becoming variable 10 knots or less, then becoming south 5 knots in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...Southeast wind 5 knots early in the evening becoming variable 10 knots or less, then becoming north 5 knots early in the morning. Slight chance of rain showers after midnight. Waves 1 foot or less. .TUESDAY...East wind 5 knots. Chance of rain showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...East wind 5 knots becoming north late in the evening, then becoming west after midnight. Rain showers and chance of thunderstorms in the evening, then slight chance of showers and thunderstorms after midnight. Waves 1 foot or less. $$ LSZ142-241600- Taconite Harbor to Silver Bay Harbor MN- 147 AM CDT Mon Aug 24 2026 .TODAY...North wind 5 knots early in the morning becoming variable 10 knots or less, then becoming southeast 5 knots in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots. Chance of rain showers after midnight. Waves 1 foot or less. .TUESDAY...Northeast wind 5 knots becoming east in the afternoon. Chance of rain showers in the morning, then rain showers likely and chance of thunderstorms in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...Northeast wind 5 knots becoming west after midnight. Rain showers likely and chance of thunderstorms in the evening. Waves 1 foot or less. $$ LSZ143-241600- Silver Bay Harbor to Two Harbors MN- 147 AM CDT Mon Aug 24 2026 .TODAY...Variable winds 10 knots or less becoming east 5 knots in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots. Slight chance of rain showers after midnight. Waves 1 foot or less. .TUESDAY...Northeast wind 5 knots becoming east in the afternoon. Slight chance of thunderstorms in the morning. Chance of rain showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...Northeast wind 5 knots becoming west after midnight. Chance of thunderstorms in the evening. Chance of rain showers through the night. Waves 1 foot or less. $$ LSZ144-241600- Two Harbors to Duluth MN- 147 AM CDT Mon Aug 24 2026 .TODAY...Variable winds 10 knots or less becoming east 5 to 10 knots in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 to 10 knots. Slight chance of rain showers after midnight. Waves 1 foot or less. .TUESDAY...East wind 5 knots becoming southeast in the late morning and afternoon. Chance of rain showers and slight chance of thunderstorms inthe morning, then chance of thunderstorms and slight chance of rain showers in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...Southeast wind 5 to 10 knots becoming northwest late in the evening, then becoming west after midnight. Chance of showers and thunderstorms in the evening. Waves 1 foot or less. $$ LSZ145-241600- Duluth MN to Port Wing WI- 147 AM CDT Mon Aug 24 2026 .TODAY...Variable winds 10 knots or less becoming east 5 to 10 knots in the late morning and afternoon. Patchy dense fog early in the morning. Waves 1 foot or less. .TONIGHT...East wind 5 to 10 knots. Slight chance of rain showers after midnight. Waves 1 foot or less. .TUESDAY...Southeast wind 5 knots becoming south in the late morning and afternoon. Slight chance of thunderstorms in the morning. Chance of rain showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...South wind 5 to 10 knots becoming west in the late evening and overnight. Chance of showers and thunderstorms in the evening. Waves 1 foot or less. $$ LSZ146-241600- Port Wing to Sand Island WI- 147 AM CDT Mon Aug 24 2026 .TODAY...Variable winds 10 knots or less becoming northeast 5 knots in the afternoon. Patchy fog early in the morning. Waves 1 foot or less. .TONIGHT...East wind 5 knots. Mostly cloudy. Waves 1 foot or less. .TUESDAY...Southeast wind 5 knots becoming south late in the morning, then becoming west early in the afternoon becoming east late in the afternoon. Chance of rain showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...East wind 5 to 10 knots becoming northwest late in the evening, then becoming west after midnight. Chance of thunderstorms in the evening. Chance of showers through the night. Waves 1 foot or less. $$ LSZ147-241600- Sand Island to Bayfield WI- 147 AM CDT Mon Aug 24 2026 .TODAY...Variable winds 10 knots or less becoming east 5 knots in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...Southeast wind 5 knots. Mostly cloudy. Waves 1 foot or less. .TUESDAY...South wind 5 knots. Chance of rain showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...Southeast wind 5 knots becoming southwest in the late evening and early morning, then becoming west early in the morning. Showers likely and chance of thunderstorms in the evening. Waves 1 foot or less. $$ LSZ150-241600- Outer Apostle Islands Beyond 5 NM from Mainland- 147 AM CDT Mon Aug 24 2026 .TODAY...North wind 5 knots becoming east in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...Southeast wind 5 knots. Mostly cloudy. Waves 1 foot or less. .TUESDAY...South wind 5 to 10 knots. Chance of rain showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...Southeast wind 5 to 10 knots becoming southwest in the late evening and overnight. Chance of thunderstorms in the evening. Showers likely through the night. Slight chance of thunderstorms after midnight. Waves 1 foot or less. $$ LSZ121-241600- Chequamegon Bay-Bayfield to Oak Point WI- 147 AM CDT Mon Aug 24 2026 .TODAY...West wind 5 knots early in the morning becoming variable 10 knots or less, then becoming east 5 knots in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...East wind 5 knots becoming south after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .TUESDAY...South wind 5 to 10 knots. Gusts up to 20 knots in the afternoon. Chance of rain showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...Southwest wind 5 to 10 knots becoming west after midnight. Chance of thunderstorms in the evening. Showers likelythrough the night. Waves 1 foot or less. $$ LSZ148-241600- Oak Point to Saxon Harbor WI- 147 AM CDT Mon Aug 24 2026 .TODAY...Southwest wind 5 knots becoming northwest late in the morning, then becoming east in the afternoon. Mostly sunny. Waves 1 foot or less. .TONIGHT...East wind 5 knots becoming south after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .TUESDAY...South wind 5 to 10 knots. Chance of rain showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...South wind 5 to 10 knots becoming southwest after midnight. Chance of thunderstorms in the evening. Showers likely through the night. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH  723 FZUS53 KGRB 240656 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 156 AM CDT Mon Aug 24 2026 For waters within five nautical miles of shore on Lake Michigan LMZ521-522-241000- 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- 156 AM CDT Mon Aug 24 2026 ...SMALL CRAFT SHOULD EXERCISE CAUTION FROM SUNDAY EVENING THROUGH THIS MORNING... .REST OF THE NIGHT...NW wind 10 to 15 kts. Waves 1 to 3 ft. Clear. .MONDAY...NW wind 10 to 15 kts veering N 5 to 10 kts early in the afternoon. Waves 1 to 3 ft. Mostly sunny. .MONDAY NIGHT...SE wind 5 to 10 kts veering S after midnight. Waves 2 ft or less. Partly cloudy. .TUESDAY...S wind 10 to 15 kts. Waves 2 ft or less. Partly sunny. $$ LMZ541>543-241000- Rock Island Passage to Sturgeon Bay WI- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 156 AM CDT Mon Aug 24 2026 .REST OF THE NIGHT...NW wind 10 to 15 kts. Waves 1 to 3 ft. Clear. .MONDAY...NW wind 10 to 15 kts veering N 5 to 10 kts early in the afternoon. Waves 2 ft or less. Mostly sunny. .MONDAY NIGHT...SE wind 5 to 10 kts veering SW after midnight. Waves 2 ft or less. Partly cloudy. .TUESDAY...S wind 10 to 15 kts increasing to 15 to 25 kts early in the afternoon. Waves 2 ft or less building to 2 to 4 ft in the afternoon. Partly sunny. A Small Craft Advisory may be needed. $$ See Lake Michigan Open Lake Forecast for Wednesday through Friday.