751 FZUS53 KMKX 161810 NSHMKX Nearshore Marine Forecast National Weather Service Milwaukee/Sullivan WI 110 PM CDT Thu Apr 16 2026 For waters within five nautical miles of shore on Lake Michigan LMZ643-162200- Sheboygan to Port Washington WI- 110 PM CDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT FRIDAY... .REST OF TODAY...North wind 5 to 10 knots. Patchy dense fog. Waves around 1 foot. .TONIGHT...Northeast wind 5 to 10 knots becoming south late in the evening, then rising to 5 to 10 knots after midnight becoming south 5 to 10 knots early in the morning. Patchy dense fog through around midnight, then areas of dense fog after midnight. Waves around 1 foot. .FRIDAY...South wind 10 to 15 knots rising to 15 to 20 knots early in the afternoon, then becoming south 15 to 20 knots with gusts to around 25 knots late in the afternoon. Areas of dense fog in the morning. Waves 1 to 2 feet building to 3 to 4 feet in the afternoon. .FRIDAY NIGHT...South wind 15 to 25 knots veering west early in the morning. Rain showers and a chance of thunderstorms. Waves 5 to 7 feet building to 6 to 8 feet late in the evening, then subsiding to 5 to 7 feet after midnight subsiding to 4 to 6 feet early in the morning. $$ LMZ644-162200- Port Washington to North Point Light WI- 110 PM CDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT FRIDAY... .REST OF TODAY...North wind 5 to 10 knots. Patchy dense fog through the day. Waves around 1 foot. .TONIGHT...Northeast wind 5 to 10 knots becoming southeast late in the evening, then veering south after midnight rising to 5 to 10 knots early in the morning. Areas of dense fog. Waves around 1 foot. .FRIDAY...South wind 5 to 10 knots becoming southeast 10 to 15 knots late in the morning, then rising to 15 to 20 knots in the afternoon. Areas of dense fog in the morning. Waves around 1 foot building to 3 to 4 feet in the afternoon. .FRIDAY NIGHT...South wind 15 to 20 knots becoming 10 to 20 knots late in the evening, then veering southwest 15 to 20 knots after midnight veering west early in the morning. Rain showers and a chance of thunderstorms. Waves 4 to 6 feet subsiding to 3 to 5 feet early in the morning. $$ LMZ645-162200- North Point Light to Wind Point WI- 110 PM CDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT FRIDAY... .REST OF TODAY...North wind 5 to 10 knots. Patchy dense fog through the day. Waves around 1 foot. .TONIGHT...Northeast wind 5 to 10 knots becoming east late in the evening, then veering south after midnight rising to 5 to 10 knots early in the morning. Areas of dense fog. Waves around 1 foot. .FRIDAY...South wind 5 to 10 knots becoming southeast 10 to 15 knots late in the morning, then rising to 15 to 20 knots in the afternoon. Areas of dense fog in the morning. Waves 1 to 2 feet building to 2 to 4 feet in the afternoon. .FRIDAY NIGHT...South wind 15 to 20 knots veering west early in the morning. Chance of thunderstorms through around midnight. Rain showers through the night. Slight chance of thunderstorms after midnight. Waves 3 to 5 feet subsiding to 3 to 4 feet early in the morning. $$ LMZ646-162200- Wind Point WI to Winthrop Harbor IL- 110 PM CDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT FRIDAY... .REST OF TODAY...North wind 5 to 10 knots. Slight chance of showers and thunderstorms early in the afternoon. patchy dense fog through the day. Waves around 1 foot. .TONIGHT...Northeast wind 5 to 10 knots becoming east late in the evening, then veering south after midnight rising to 5 to 10 knots early in the morning. Areas of dense fog. Waves around 1 foot. .FRIDAY...South wind 5 to 10 knots becoming southeast 10 to 15 knots in the late morning and early afternoon, then rising to 15 to 20 knots late in the afternoon. Areas of dense fog in the morning. Waves 1 to 2 feet building to 2 to 4 feet late in the afternoon. .FRIDAY NIGHT...South wind 15 to 20 knots veering southwest early in the morning. Rain showers and a chance of thunderstorms through the night. Waves 3 to 4 feet building to 3 to 5 feet late in the evening, then subsiding to 3 to 4 feet after midnight. $$ See Lake Michigan Open Waters Forecast for Saturday through Monday.  689 FZUS53 KGRB 161814 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 113 PM CDT Thu Apr 16 2026 For waters within five nautical miles of shore on Lake Michigan LMZ521-522-162200- 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- 113 PM CDT Thu Apr 16 2026 .THIS AFTERNOON...NE wind 5 to 10 kts veering SE early in the afternoon. Waves 2 ft or less. Areas of dense fog. .TONIGHT...SE wind 5 to 10 kts. Waves 2 ft or less. Areas of dense fog in the evening, then widespread dense fog after midnight. .FRIDAY...S wind 10 to 15 kts increasing to 15 to 25 kts early in the afternoon. Waves 1 to 3 ft. Areas of dense fog in the morning. A Small Craft Advisory may be needed. .FRIDAY NIGHT...S wind 15 to 25 kts veering W 10 to 20 kts after midnight. Waves 2 to 4 ft subsiding to 1 to 3 ft after midnight. A chance of thunderstorms in the evening. Rain showers. $$ LMZ541-162200- Rock Island Passage to Sturgeon Bay WI- 113 PM CDT Thu Apr 16 2026 .THIS AFTERNOON...N wind 5 to 10 kts veering SE early in the afternoon. Waves 2 ft or less. Areas of dense fog. .TONIGHT...S wind 5 to 10 kts. Waves 2 ft or less. Areas of fog in the evening, then widespread dense fog after midnight. .FRIDAY...S wind 15 to 25 kts. Waves 1 to 3 ft building to 3 to 5 ft in the afternoon. Areas of dense fog in the morning. A Small Craft Advisory may be needed. .FRIDAY NIGHT...S wind 15 to 25 kts veering SW after midnight. Waves 4 to 7 ft. A chance of thunderstorms in the evening. Rain showers. $$ LMZ542-543-162200- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 113 PM CDT Thu Apr 16 2026 .THIS AFTERNOON...NE wind 5 to 10 kts. Waves 2 ft or less. Areas of dense fog. .TONIGHT...S wind 5 to 10 kts. Waves 2 ft or less. Areas of dense fog in the evening, then widespread dense fog after midnight. .FRIDAY...S wind 10 to 15 kts increasing to to 30 kts in the late morning and afternoon. Waves 1 to 3 ft building to 4 to 7 ft in the afternoon. Areas of dense fog in the morning. A Small Craft Advisory may be needed. .FRIDAY NIGHT...S wind to 30 kts veering W 15 to 25 kts after midnight. Waves 5 to 8 ft. A chance of thunderstorms in the evening. Rain showers. $$ See Lake Michigan Open Lake Forecast for Saturday through Monday. Wave height forecast is for ice free areas.  232 FZUS53 KGRR 161823 NSHGRR Nearshore Marine Forecast National Weather Service Grand Rapids MI 223 PM EDT Thu Apr 16 2026 For waters within five nautical miles of shore on Lake Michigan LMZ849-170800- Pentwater to Manistee MI- 223 PM EDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM EDT FRIDAY... .THROUGH EARLY EVENING...North winds 10 to 15 knots. Mostly cloudy. Patchy dense fog. Waves around 1 foot. .TONIGHT...North winds 5 to 15 knots veering south after midnight. Partly cloudy. Patchy dense fog in the evening, then areas of dense fog after midnight. Waves around 1 foot. .FRIDAY...South winds 5 to 15 knots increasing to 15 to 20 knots early in the afternoon. Partly sunny. Areas of dense fog. Waves 2 to 3 feet. .FRIDAY NIGHT...South winds to 30 knots. Rain showers and a chance of thunderstorms. Waves 3 to 5 feet building to 5 to 7 feet after midnight. .SATURDAY...West winds to 30 knots. Partly sunny with a chance of rain showers. Waves 5 to 7 feet. .SATURDAY NIGHT...West winds to 30 knots. Partly cloudy. Waves 4 to 6 feet. .SUNDAY...Northwest winds to 30 knots. Mostly sunny. Waves 4 to 6 feet. .MONDAY...Southwest winds 10 to 20 knots. Sunny. Waves 1 to 3 feet. .TUESDAY...Southwest winds to 30 knots. Mostly sunny. Waves 6 to 8 feet. $$ LMZ848-170800- Whitehall to Pentwater MI- 223 PM EDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM EDT FRIDAY... .THROUGH EARLY EVENING...Northwest winds 10 to 15 knots. Partly sunny. Patchy dense fog. Waves 1 to 2 feet. .TONIGHT...North winds 5 to 15 knots veering southeast after midnight. Partly cloudy. Patchy dense fog in the evening, then areas of dense fog after midnight. Waves 1 to 2 feet. .FRIDAY...South winds 10 to 20 knots. Partly sunny. Areas of dense fog. Waves 1 to 3 feet. .FRIDAY NIGHT...South winds to 30 knots. Rain showers and a chance of thunderstorms. Waves 4 to 6 feet building to 5 to 7 feet after midnight. .SATURDAY...West winds to 30 knots. Partly sunny with rain showers. Waves 5 to 7 feet. .SATURDAY NIGHT...West winds to 30 knots. Partly cloudy. Waves 4 to 6 feet. .SUNDAY...Northwest winds to 30 knots decreasing to 15 to 25 knots early in the afternoon. Mostly sunny. Waves 5 to 7 feet. .MONDAY...East winds 10 to 15 knots veering southwest in the late morning and afternoon. Sunny. Waves 2 to 3 feet. .TUESDAY...South winds to 30 knots. Mostly sunny. Waves 6 to 8 feet. $$ LMZ847-170800- Grand Haven to Whitehall MI- 223 PM EDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM EDT FRIDAY... .THROUGH EARLY EVENING...Northwest winds 10 to 15 knots. Partly sunny. Patchy dense fog. Waves 1 to 2 feet. .TONIGHT...Northwest winds 5 to 15 knots backing southwest after midnight. Partly cloudy. Patchy dense fog in the evening, then areas of dense fog after midnight. Waves 1 to 2 feet. .FRIDAY...Southeast winds 5 to 15 knots increasing to 15 to 20 knots early in the afternoon. Partly sunny. Areas of dense fog. Waves 1 to 3 feet. .FRIDAY NIGHT...Southeast winds to 30 knots veering south after midnight. Rain showers and a chance of thunderstorms. Waves 4 to 6 feet building to 5 to 7 feet after midnight. .SATURDAY...West winds to 30 knots. Partly sunny with rain showers. Waves 5 to 7 feet. .SATURDAY NIGHT...West winds to 30 knots. Partly cloudy. Waves 5 to 7 feet. .SUNDAY...Northwest winds to 30 knots decreasing to 15 to 25 knots early in the afternoon. Mostly sunny. Waves 5 to 7 feet. .MONDAY...East winds around 10 knots veering southwest in the late morning and afternoon. Sunny. Waves 1 to 2 feet. .TUESDAY...Southwest winds to 30 knots. Mostly sunny. Waves 6 to 8 feet. $$ LMZ846-170800- Holland to Grand Haven MI- 223 PM EDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM EDT FRIDAY... .THROUGH EARLY EVENING...Northwest winds around 15 knots. Mostly cloudy with a slight chance of showers and thunderstorms. Patchy dense fog. Waves 1 to 2 feet. .TONIGHT...Northwest winds 5 to 15 knots backing southwest after midnight. Partly cloudy. Patchy dense fog in the evening, then areas of dense fog after midnight. Waves 1 to 2 feet. .FRIDAY...Southeast winds 10 to 20 knots. Partly sunny. Areas of dense fog. Waves 1 to 2 feet. .FRIDAY NIGHT...South winds 15 to 25 knots increasing to 30 knots after midnight. Rain showers and a chance of thunderstorms. Waves 2 to 3 feet building to 4 to 6 feet in the late evening and overnight. .SATURDAY...West winds to 30 knots. Partly sunny with rain showers and a slight chance of thunderstorms. Waves 5 to 7 feet. .SATURDAY NIGHT...West winds to 30 knots. Partly cloudy. Waves 5 to 7 feet. .SUNDAY...Northwest winds to 30 knots. Sunny. Waves 5 to 7 feet. .MONDAY...East winds around 10 knots veering southwest in the late morning and afternoon. Sunny. Waves 1 to 3 feet. .TUESDAY...Southwest winds to 30 knots. Mostly sunny. Waves 5 to 7 feet. $$ LMZ845-170800- South Haven to Holland MI- 223 PM EDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM EDT FRIDAY... .THROUGH EARLY EVENING...Northwest winds around 15 knots. Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Patchy dense fog. Waves 1 to 2 feet. .TONIGHT...Northwest winds 5 to 15 knots backing southwest around 5 knots after midnight. Partly cloudy. Areas of dense fog through the night. Waves 1 to 2 feet. .FRIDAY...Southeast winds 5 to 15 knots. Partly sunny. Areas of dense fog. Waves 1 foot or less. .FRIDAY NIGHT...South winds 15 to 25 knots becoming after midnight. Rain showers and a chance of thunderstorms. Waves 1 to 2 feet building to 3 to 5 feet in the late evening and overnight. .SATURDAY...West winds to 30 knots. Rain showers. Waves 5 to 7 feet. .SATURDAY NIGHT...West winds to 30 knots. Partly cloudy. Waves 5 to 7 feet. .SUNDAY...Northwest winds to 30 knots. Sunny. Waves 5 to 7 feet. .MONDAY...East winds around 10 knots veering south in the late morning and early afternoon, then veering southwest early in the afternoon. Sunny. Waves 2 to 3 feet. .TUESDAY...Southwest winds to 30 knots. Mostly sunny. Waves 4 to 6 feet. $$ LMZ844-170800- St Joseph to South Haven MI- 223 PM EDT Thu Apr 16 2026 .THROUGH EARLY EVENING...West winds 10 to 15 knots. Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms. Waves 1 to 2 feet. .TONIGHT...Northwest winds 5 to 10 knots backing south after midnight. Mostly cloudy. Areas of dense fog through the night. Waves around 1 foot. .FRIDAY...Southeast winds 5 to 15 knots. Partly sunny. Areas of dense fog. Waves 1 foot or less. .FRIDAY NIGHT...South winds 15 to 25 knots becoming after midnight. Rain showers and a chance of thunderstorms. Waves 1 to 3 feet building to 2 to 4 feet after midnight. .SATURDAY...West winds to 30 knots. Rain showers. Waves 4 to 6 feet. .SATURDAY NIGHT...West winds to 30 knots. Mostly clear. Waves 4 to 6 feet. .SUNDAY...Northwest winds to 30 knots decreasing to 15 to 25 knots early in the afternoon. Sunny. Waves 4 to 6 feet. .MONDAY...East winds around 10 knots veering south in the late morning and early afternoon, then veering southwest early in the afternoon. Sunny. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late morning and afternoon. .TUESDAY...Southwest winds to 30 knots. Mostly sunny. Waves 3 to 5 feet. $$  972 FZUS53 KDLH 161833 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 133 PM CDT Thu Apr 16 2026 For waters within five nautical miles of shore on Lake Superior. Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. LSZ140-162200- Grand Portage to Grand Marais MN- 133 PM CDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .REST OF TODAY...Southwest wind 5 knots becoming southeast late. Patchy dense fog. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the late evening and early morning. Patchy fog through the night. Slight chance of rain after midnight. Waves 1 to 2 feet. .FRIDAY...Northeast wind 10 to 15 knots. Patchy fog in the morning. Rain likely and chance of thunderstorms in the afternoon. Waves 1 to 3 feet. .FRIDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 20 knots increasing to 30 knots. Chance of thunderstorms in the evening. Rain likely through the night. Slight chance of light freezing rain after midnight. Waves 1 to 3 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ141-162200- Grand Marais to Taconite Harbor MN- 133 PM CDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .REST OF TODAY...South wind 5 knots becoming east late. Patchy dense fog. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the late evening and early morning. Patchy fog through the night. Slight chance of rain after midnight. Waves 1 to 2 feet. .FRIDAY...Northeast wind 10 to 15 knots becoming north 5 to 10 knots late in the afternoon. Patchy fog in the morning. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 20 knots increasing to 30 knots in the late evening and overnight. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 1 to 3 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ142-162200- Taconite Harbor to Silver Bay Harbor MN- 133 PM CDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .REST OF TODAY...Southeast wind 5 knots becoming east late. Patchy dense fog. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots late in the evening. Patchy fog through the night. Waves 1 to 2 feet. .FRIDAY...Northeast wind 10 to 15 knots. Patchy fog in the morning. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots in the late evening and early morning, then decreasing to 25 knots early in the morning. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ143-162200- Silver Bay Harbor to Two Harbors MN- 133 PM CDT Thu Apr 16 2026 .REST OF TODAY...East wind 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots until early morning. Patchy fog. Waves 1 to 2 feet. .FRIDAY...Northeast wind 10 to 15 knots. Patchy fog through the day. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 25 knots. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ144-162200- Two Harbors to Duluth MN- 133 PM CDT Thu Apr 16 2026 .REST OF TODAY...Northeast wind 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots until early morning. Patchy fog. Waves 1 to 3 feet. .FRIDAY...Northeast wind 10 to 15 knots becoming north with gusts to around 20 knots late in the afternoon. Patchy fog in the morning. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots after midnight, then decreasing to 25 knots early in the morning. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 1 to 3 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ145-162200- Duluth MN to Port Wing WI- 133 PM CDT Thu Apr 16 2026 .REST OF TODAY...Northeast wind 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the evening. Patchy fog through the night. Waves 1 to 2 feet building to 1 to 3 feet in the late evening and overnight. .FRIDAY...Northeast wind 10 to 15 knots with gusts to around 20 knots becoming northwest with gusts to around 20 knots late in the afternoon. Patchy fog through the day. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...West wind 15 to 20 knots with gusts to around 25 knots. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 2 to 4 feet. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ146-162200- Port Wing to Sand Island WI- 133 PM CDT Thu Apr 16 2026 .REST OF TODAY...Northeast wind 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the evening. Patchy fog. Waves 1 to 2 feet. .FRIDAY...Northeast wind 5 to 10 knots becoming northwest late in the afternoon. Patchy fog through the day. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...West wind 15 to 20 knots. Gusts up to 25 knots. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 1 to 3 feet building to 3 to 5 feet after midnight. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ147-162200- Sand Island to Bayfield WI- 133 PM CDT Thu Apr 16 2026 .REST OF TODAY...East wind 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...East wind 5 to 10 knots. Patchy fog after midnight. Waves 1 to 2 feet. .FRIDAY...Southeast wind 5 to 10 knots becoming northeast early in the afternoon, then becoming west late in the afternoon. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...West wind 15 to 20 knots. Gusts up to 25 knots. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 1 to 3 feet building to 2 to 4 feet after midnight. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ150-162200- Outer Apostle Islands Beyond 5 NM from Mainland- 133 PM CDT Thu Apr 16 2026 .REST OF TODAY...East wind 5 knots rising to 10 to 15 knots late. Patchy fog late. Waves 1 foot or less. .TONIGHT...East wind 10 to 15 knots. Patchy fog. Waves 1 to 2 feet. .FRIDAY...Southeast wind 5 to 10 knots becoming northeast 10 to 15 knots early in the afternoon, then becoming west 5 to 10 knots late in the afternoon. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...West wind 15 to 20 knots. Gusts up to 25 knots. Chance of thunderstorms in the evening. Rain likely through the night. Waves 1 to 3 feet building to 3 to 5 feet in the late evening and overnight. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ148-162200- Oak Point to Saxon Harbor WI- 133 PM CDT Thu Apr 16 2026 .REST OF TODAY...East wind 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 to 10 knots becoming south 10 to 15 knots with gusts to around 25 knots early in the morning. Partly cloudy. Waves 1 to 2 feet. .FRIDAY...South wind 10 to 15 knots becoming southeast early in the afternoon, then becoming southwest late in the afternoon. Gusts up to 20 knots. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...West wind 15 to 20 knots. Gusts up to 25 knots early in the morning. Chance of thunderstorms in the evening. Rain likely through the night. Waves 1 to 3 feet. Note...Wave height forecasts are for ice free areas. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH  067 FZUS53 KGRB 161837 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 137 PM CDT Thu Apr 16 2026 For waters within five nautical miles of shore on Lake Michigan LMZ521-522-162200- Green Bay south of line from Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI- Green Bay south of line from Oconto WI to Little Sturgeon Bay WI- 137 PM CDT Thu Apr 16 2026 .THIS AFTERNOON...NE wind 5 to 10 kts veering SE early in the afternoon. Waves 2 ft or less. Areas of dense fog. .TONIGHT...SE wind 5 to 10 kts. Waves 2 ft or less. Areas of dense fog in the evening, then widespread dense fog after midnight. .FRIDAY...S wind 10 to 15 kts increasing to 15 to 25 kts early in the afternoon. Waves 1 to 3 ft. Areas of dense fog in the morning. A Small Craft Advisory may be needed. .FRIDAY NIGHT...S wind 15 to 25 kts veering W 10 to 20 kts after midnight. Waves 2 to 4 ft subsiding to 1 to 3 ft after midnight. A chance of thunderstorms in the evening. Rain showers. $$ LMZ541-162200- Rock Island Passage to Sturgeon Bay WI- 137 PM CDT Thu Apr 16 2026 .THIS AFTERNOON...N wind 5 to 10 kts veering SE early in the afternoon. Waves 2 ft or less. Areas of dense fog. .TONIGHT...S wind 5 to 10 kts. Waves 2 ft or less. Areas of fog in the evening, then widespread dense fog after midnight. .FRIDAY...S wind 15 to 25 kts. Waves 1 to 3 ft building to 3 to 5 ft in the afternoon. Areas of dense fog in the morning. A Small Craft Advisory may be needed. .FRIDAY NIGHT...S wind 15 to 25 kts veering SW after midnight. Waves 4 to 7 ft. Rain showers and a chance of thunderstorms. $$ LMZ542-543-162200- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 137 PM CDT Thu Apr 16 2026 .THIS AFTERNOON...NE wind 5 to 10 kts. Waves 2 ft or less. Areas of dense fog. .TONIGHT...S wind 5 to 10 kts. Waves 2 ft or less. Areas of dense fog in the evening, then widespread dense fog after midnight. .FRIDAY...S wind 10 to 15 kts increasing to to 30 kts in the late morning and afternoon. Waves 1 to 3 ft building to 4 to 7 ft in the afternoon. Areas of dense fog in the morning. A Small Craft Advisory may be needed. .FRIDAY NIGHT...S wind to 30 kts veering W 15 to 25 kts after midnight. Waves 5 to 8 ft. A chance of thunderstorms in the evening. Rain showers. $$ See Lake Michigan Open Lake Forecast for Saturday through Monday. Wave height forecast is for ice free areas.  680 FZUS53 KDLH 161840 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 140 PM CDT Thu Apr 16 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. LSZ140-162215- Grand Portage to Grand Marais MN- 140 PM CDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .REST OF TODAY...Southwest wind 5 knots becoming southeast late. Patchy dense fog. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the late evening and early morning. Patchy fog through the night. Slight chance of rain after midnight. Waves 1 to 2 feet. .FRIDAY...Northeast wind 10 to 15 knots. Patchy fog in the morning. Rain likely and chance of thunderstorms in the afternoon. Waves 1 to 3 feet. .FRIDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 20 knots increasing to 30 knots. Chance of thunderstorms in the evening. Rain likely through the night. Slight chance of light freezing rain after midnight. Waves 1 to 3 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ141-162215- Grand Marais to Taconite Harbor MN- 140 PM CDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .REST OF TODAY...South wind 5 knots becoming east late. Patchy dense fog. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the late evening and early morning. Patchy fog through the night. Slight chance of rain after midnight. Waves 1 to 2 feet. .FRIDAY...Northeast wind 10 to 15 knots becoming north 5 to 10 knots late in the afternoon. Patchy fog in the morning. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 20 knots increasing to 30 knots in the late evening and overnight. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 1 to 3 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ142-162215- Taconite Harbor to Silver Bay Harbor MN- 140 PM CDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .REST OF TODAY...Southeast wind 5 knots becoming east late. Patchy dense fog. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots late in the evening. Patchy fog through the night. Waves 1 to 2 feet. .FRIDAY...Northeast wind 10 to 15 knots. Patchy fog in the morning. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots in the late evening and early morning, then decreasing to 25 knots early in the morning. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ143-162215- Silver Bay Harbor to Two Harbors MN- 140 PM CDT Thu Apr 16 2026 .REST OF TODAY...East wind 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots until early morning. Patchy fog. Waves 1 to 2 feet. .FRIDAY...Northeast wind 10 to 15 knots. Patchy fog through the day. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 25 knots. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ144-162215- Two Harbors to Duluth MN- 140 PM CDT Thu Apr 16 2026 .REST OF TODAY...Northeast wind 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots until early morning. Patchy fog. Waves 1 to 3 feet. .FRIDAY...Northeast wind 10 to 15 knots becoming north with gusts to around 20 knots late in the afternoon. Patchy fog in the morning. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots after midnight, then decreasing to 25 knots early in the morning. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 1 to 3 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ145-162215- Duluth MN to Port Wing WI- 140 PM CDT Thu Apr 16 2026 .REST OF TODAY...Northeast wind 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the evening. Patchy fog through the night. Waves 1 to 2 feet building to 1 to 3 feet in the late evening and overnight. .FRIDAY...Northeast wind 10 to 15 knots with gusts to around 20 knots becoming northwest with gusts to around 20 knots late in the afternoon. Patchy fog through the day. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...West wind 15 to 20 knots with gusts to around 25 knots. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 2 to 4 feet. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ146-162215- Port Wing to Sand Island WI- 140 PM CDT Thu Apr 16 2026 .REST OF TODAY...Northeast wind 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the evening. Patchy fog. Waves 1 to 2 feet. .FRIDAY...Northeast wind 5 to 10 knots becoming northwest late in the afternoon. Patchy fog through the day. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...West wind 15 to 20 knots. Gusts up to 25 knots. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 1 to 3 feet building to 3 to 5 feet after midnight. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ147-162215- Sand Island to Bayfield WI- 140 PM CDT Thu Apr 16 2026 .REST OF TODAY...East wind 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...East wind 5 to 10 knots. Patchy fog after midnight. Waves 1 to 2 feet. .FRIDAY...Southeast wind 5 to 10 knots becoming northeast early in the afternoon, then becoming west late in the afternoon. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...West wind 15 to 20 knots. Gusts up to 25 knots. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 1 to 3 feet building to 2 to 4 feet after midnight. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ150-162215- Outer Apostle Islands Beyond 5 NM from Mainland- 140 PM CDT Thu Apr 16 2026 .REST OF TODAY...East wind 5 knots rising to 10 to 15 knots late. Patchy fog late. Waves 1 foot or less. .TONIGHT...East wind 10 to 15 knots. Patchy fog. Waves 1 to 2 feet. .FRIDAY...Southeast wind 5 to 10 knots becoming northeast 10 to 15 knots early in the afternoon, then becoming west 5 to 10 knots late in the afternoon. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...West wind 15 to 20 knots. Gusts up to 25 knots. Chance of thunderstorms in the evening. Rain likely through the night. Waves 1 to 3 feet building to 3 to 5 feet in the late evening and overnight. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ121-162215- Chequamegon Bay-Bayfield to Oak Point WI- 140 PM CDT Thu Apr 16 2026 .REST OF TODAY...East wind 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots becoming east after midnight, then becoming south early in the morning. Partly cloudy. Waves 1 foot or less. .FRIDAY...South wind 10 to 15 knots with gusts to around 20 knots becoming southeast with gusts to around 20 knots early in the afternoon, then becoming southwest 5 to 10 knots with gusts to around 20 knots late in the afternoon. Rain and chance of thunderstorms in the afternoon. Waves 1 foot or less. .FRIDAY NIGHT...West wind 10 to 15 knots. Gusts up to 25 knots. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ148-162215- Oak Point to Saxon Harbor WI- 140 PM CDT Thu Apr 16 2026 .REST OF TODAY...East wind 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 to 10 knots becoming south 10 to 15 knots with gusts to around 25 knots early in the morning. Partly cloudy. Waves 1 to 2 feet. .FRIDAY...South wind 10 to 15 knots becoming southeast early in the afternoon, then becoming southwest late in the afternoon. Gusts up to 20 knots. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...West wind 15 to 20 knots. Gusts up to 25 knots early in the morning. Chance of thunderstorms in the evening. Rain likely through the night. Waves 1 to 3 feet. Note...Wave height forecasts are for ice free areas. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes Huyck  540 FZUS53 KDLH 161852 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 152 PM CDT Thu Apr 16 2026 For waters within five nautical miles of shore on Lake Superior. Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. LSZ140-162200- Grand Portage to Grand Marais MN- 152 PM CDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .REST OF TODAY...Southwest wind 5 to 10 knots becoming southeast late. Patchy dense fog. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the late evening and early morning. Patchy fog through the night. Slight chance of rain after midnight. Waves 1 to 2 feet. .FRIDAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the morning. Patchy fog in the morning. Rain likely and chance of thunderstorms in the afternoon. Waves 1 to 3 feet. .FRIDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots late in the evening, then decreasing to 25 knots after midnight. Chance of thunderstorms in the evening. Rain likely through the night. Slight chance of light freezing rain after midnight. Waves 1 to 3 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ141-162200- Grand Marais to Taconite Harbor MN- 152 PM CDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .REST OF TODAY...Southwest wind 5 to 10 knots becoming east late. Patchy dense fog. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the late evening and overnight. Patchy fog through the night. Slight chance of rain after midnight. Waves 1 to 2 feet. .FRIDAY...Northeast wind 10 to 15 knots with gusts to around 20 knots becoming north with gusts to around 20 knots late in the afternoon. Patchy fog in the morning. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...Northwest wind 15 to 20 knots with gusts to around 30 knots. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 1 to 3 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ142-162200- Taconite Harbor to Silver Bay Harbor MN- 152 PM CDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .REST OF TODAY...West wind 5 knots becoming northeast late. Patchy dense fog. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots late in the evening. Patchy fog through the night. Waves 1 to 2 feet. .FRIDAY...Northeast wind 10 to 15 knots becoming north with gusts to around 20 knots late in the afternoon. Patchy fog in the morning. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...Northwest wind 15 to 20 knots with gusts to around 30 knots. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ143-162200- Silver Bay Harbor to Two Harbors MN- 152 PM CDT Thu Apr 16 2026 .REST OF TODAY...North wind 5 knots becoming northeast late. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots until early morning. Patchy fog. Waves 1 to 2 feet. .FRIDAY...Northeast wind 10 to 15 knots becoming northwest late in the afternoon. Patchy fog through the day. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 20 knots increasing to 25 knots in the late evening and overnight. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ144-162200- Two Harbors to Duluth MN- 152 PM CDT Thu Apr 16 2026 .REST OF TODAY...Northeast wind 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots until early morning. Patchy fog. Waves 1 to 3 feet. .FRIDAY...Northeast wind 10 to 15 knots becoming northwest with gusts to around 25 knots late in the afternoon. Patchy fog in the morning. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...West wind 15 to 20 knots with gusts to around 25 knots. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 1 to 3 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ145-162200- Duluth MN to Port Wing WI- 152 PM CDT Thu Apr 16 2026 .REST OF TODAY...Northeast wind 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the evening. Patchy fog through the night. Waves 1 to 2 feet building to 1 to 3 feet in the late evening and overnight. .FRIDAY...Northeast wind 10 to 15 knots becoming northwest with gusts to around 25 knots late in the afternoon. Patchy fog through the day. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...West wind 20 to 25 knots. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 2 to 4 feet. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ146-162200- Port Wing to Sand Island WI- 152 PM CDT Thu Apr 16 2026 .REST OF TODAY...Northwest wind 5 knots becoming northeast late. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the evening. Patchy fog. Waves 1 to 2 feet. .FRIDAY...Northeast wind 5 to 10 knots becoming northwest 10 to 15 knots late in the afternoon. Patchy fog through the day. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...West wind 20 to 25 knots. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 1 to 3 feet building to 3 to 5 feet after midnight. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ147-162200- Sand Island to Bayfield WI- 152 PM CDT Thu Apr 16 2026 .REST OF TODAY...Northwest wind 5 knots becoming east late. Sunny. Waves 1 foot or less. .TONIGHT...East wind 5 to 10 knots. Patchy fog after midnight. Waves 1 to 2 feet. .FRIDAY...Southeast wind 5 to 10 knots with gusts to around 20 knots becoming northeast early in the afternoon, then becoming west 10 to 15 knots late in the afternoon. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...West wind 20 to 25 knots. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 1 to 3 feet building to 2 to 4 feet after midnight. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ150-162200- Outer Apostle Islands Beyond 5 NM from Mainland- 152 PM CDT Thu Apr 16 2026 .REST OF TODAY...Northwest wind 5 knots becoming east 10 to 15 knots late. Patchy fog late. Waves 1 foot or less. .TONIGHT...East wind 10 to 15 knots. Patchy fog. Waves 1 to 2 feet. .FRIDAY...Southeast wind 5 to 10 knots becoming west 10 to 15 knots late in the afternoon. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...West wind 20 to 25 knots. Gusts up to 30 knots. Chance of thunderstorms in the evening. Rain likely through the night. Waves 1 to 3 feet building to 3 to 5 feet in the late evening and overnight. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ121-162200- Chequamegon Bay-Bayfield to Oak Point WI- 152 PM CDT Thu Apr 16 2026 .REST OF TODAY...North wind 5 knots becoming northeast late. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots becoming east after midnight, then becoming south with gusts to around 20 knots early in the morning. Partly cloudy. Waves 1 foot or less. .FRIDAY...South wind 10 to 15 knots with gusts to around 20 knots becoming southwest late in the afternoon. Rain and chance of thunderstorms in the afternoon. Waves 1 foot or less. .FRIDAY NIGHT...West wind 10 knots with gusts to around 20 knots rising to 10 to 15 knots with gusts to around 25 knots in the late evening and overnight. Chance of thunderstorms in the evening. Chance of rain through the night. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ148-162200- Oak Point to Saxon Harbor WI- 152 PM CDT Thu Apr 16 2026 .REST OF TODAY...North wind 5 knots becoming east late. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 to 10 knots becoming south 10 to 15 knots with gusts to around 25 knots early in the morning. Partly cloudy. Waves 1 to 2 feet. .FRIDAY...South wind 10 to 15 knots becoming west 15 to 20 knots late in the afternoon. Rain and chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .FRIDAY NIGHT...West wind 15 to 20 knots. Gusts up to 25 knots after midnight. Chance of thunderstorms in the evening. Rain likely through the night. Waves 1 to 3 feet. Note...Wave height forecasts are for ice free areas. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH  917 FZUS53 KGRB 161857 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 157 PM CDT Thu Apr 16 2026 For waters within five nautical miles of shore on Lake Michigan LMZ521-522-162200- 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- 157 PM CDT Thu Apr 16 2026 .THIS AFTERNOON...NE wind 5 to 10 kts veering SE early in the afternoon. Waves 2 ft or less. Areas of dense fog. .TONIGHT...SE wind 5 to 10 kts. Waves 2 ft or less. Areas of dense fog in the evening, then widespread dense fog after midnight. .FRIDAY...S wind 10 to 15 kts increasing to 15 to 25 kts early in the afternoon. Waves 1 to 3 ft. Areas of dense fog in the morning. A Small Craft Advisory may be needed. .FRIDAY NIGHT...S wind 15 to 25 kts veering W 10 to 20 kts after midnight. Waves 2 to 4 ft subsiding to 1 to 3 ft after midnight. A chance of thunderstorms in the evening. Rain showers. $$ LMZ541-162200- Rock Island Passage to Sturgeon Bay WI- 157 PM CDT Thu Apr 16 2026 .THIS AFTERNOON...N wind 5 to 10 kts veering SE early in the afternoon. Waves 2 ft or less. Areas of dense fog. .TONIGHT...S wind 5 to 10 kts. Waves 2 ft or less. Areas of fog in the evening, then widespread dense fog after midnight. .FRIDAY...S wind 15 to 25 kts. Waves 1 to 3 ft building to 3 to 5 ft in the afternoon. Areas of dense fog in the morning. A Small Craft Advisory may be needed. .FRIDAY NIGHT...S wind 15 to 25 kts veering SW after midnight. Waves 4 to 7 ft. Rain showers and a chance of thunderstorms. $$ LMZ542-543-162200- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 157 PM CDT Thu Apr 16 2026 .THIS AFTERNOON...NE wind 5 to 10 kts. Waves 2 ft or less. Areas of dense fog. .TONIGHT...S wind 5 to 10 kts. Waves 2 ft or less. Areas of dense fog in the evening, then widespread dense fog after midnight. .FRIDAY...S wind 10 to 15 kts increasing to to 30 kts in the late morning and afternoon. Waves 1 to 3 ft building to 4 to 7 ft in the afternoon. Areas of dense fog in the morning. A Small Craft Advisory may be needed. .FRIDAY NIGHT...S wind to 30 kts veering W 15 to 25 kts after midnight. Waves 5 to 8 ft. A chance of thunderstorms in the evening. Rain showers. $$ See Lake Michigan Open Lake Forecast for Saturday through Monday. Wave height forecast is for ice free areas.