823 FZUS53 KMKX 171411 NSHMKX Nearshore Marine Forecast National Weather Service Milwaukee/Sullivan WI 910 AM CDT Fri Apr 17 2026 For waters within five nautical miles of shore on Lake Michigan LMZ643-172200- Sheboygan to Port Washington WI- 910 AM CDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM CDT THIS AFTERNOON THROUGH SATURDAY EVENING... .REST OF TODAY...South wind 10 to 15 knots rising to 15 to 20 knots in the afternoon. Gusts up to 25 knots. Areas of dense fog late in the morning and early afternoon. chance of showers and slight chance of thunderstorms late in the afternoon. Waves 1 to 2 feet building to 3 to 5 feet in the afternoon. .TONIGHT...South wind 15 to 25 knots becoming 15 to 20 knots late in the evening, then veering southwest after midnight veering west early in the morning. Patchy fog through the night. showers with thunderstorms likely through around midnight. Chance of showers and thunderstorms after midnight. Waves 5 to 7 feet subsiding to 4 to 6 feet after midnight, then subsiding to 3 to 5 feet early in the morning. .SATURDAY...Northwest wind 10 to 20 knots backing west late in the afternoon. Gusts up to 25 knots. Partly sunny in the morning then clearing. Waves 3 to 4 feet subsiding to 1 to 3 feet late in the afternoon. .SATURDAY NIGHT...West wind 15 to 25 knots becoming 15 to 20 knots late in the evening, then becoming west 15 to 20 knots after midnight. Mostly clear. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late evening and overnight. $$ LMZ644-172200- Port Washington to North Point Light WI- 910 AM CDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM CDT THIS AFTERNOON THROUGH SATURDAY EVENING... .REST OF TODAY...Southeast wind 10 to 15 knots becoming south 15 to 20 knots with gusts to around 25 knots in the afternoon. Areas of dense fog late in the morning, then patchy dense fog early in the afternoon. slight chance of showers and thunderstorms late in the afternoon. Waves 1 to 2 feet building to 3 to 5 feet in the afternoon. .TONIGHT...South wind 15 to 20 knots veering west early in the morning. Gusts up to 25 knots. Patchy fog through the night. showers with thunderstorms likely through around midnight. Chance of showers and thunderstorms after midnight. Waves 4 to 6 feet subsiding to 3 to 5 feet after midnight. .SATURDAY...Northwest wind 10 to 20 knots backing west early in the afternoon, then becoming 15 to 20 knots late in the afternoon. Gusts up to 25 knots. Partly sunny in the morning then clearing. Waves 2 to 4 feet subsiding to 1 to 2 feet in the afternoon. .SATURDAY NIGHT...West wind 15 to 25 knots becoming 15 to 20 knots after midnight. Mostly clear. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late evening and overnight. $$ LMZ645-172200- North Point Light to Wind Point WI- 910 AM CDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM CDT THIS AFTERNOON THROUGH SATURDAY EVENING... .REST OF TODAY...Southeast wind 10 to 15 knots rising to 15 to 20 knots with gusts to around 25 knots in the afternoon. Patchy dense fog late in the morning and early afternoon. slight chance of showers and thunderstorms late in the afternoon. Waves 1 to 2 feet building to 3 to 4 feet in the afternoon. .TONIGHT...South wind 15 to 20 knots veering west early in the morning. Gusts up to 25 knots. Patchy fog through the night. showers with thunderstorms likely through around midnight. Chance of showers and thunderstorms after midnight. Waves 3 to 5 feet subsiding to 3 to 4 feet in the late evening and overnight. .SATURDAY...Northwest wind 10 to 20 knots becoming 15 to 20 knots late in the morning, then backing west in the afternoon. Gusts up to 25 knots. Partly sunny in the morning then clearing. Waves 2 to 4 feet subsiding to 1 to 2 feet late in the afternoon. .SATURDAY NIGHT...West wind 15 to 20 knots. Mostly clear. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late evening and overnight. $$ LMZ646-172200- Wind Point WI to Winthrop Harbor IL- 910 AM CDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM CDT THIS AFTERNOON THROUGH SATURDAY EVENING... .REST OF TODAY...Southeast wind 10 to 15 knots with gusts to around 20 knots rising to 15 to 20 knots late in the afternoon. Patchy dense fog late in the morning and early afternoon. Waves 1 to 2 feet building to 3 to 4 feet late in the afternoon. .TONIGHT...South wind 15 to 20 knots veering west early in the morning. Gusts up to 25 knots. Patchy fog through the night. showers with thunderstorms likely through around midnight. Chance of showers and thunderstorms after midnight. Waves 4 to 6 feet subsiding to 3 to 4 feet in the late evening and overnight. .SATURDAY...Northwest wind 15 to 20 knots backing west in the afternoon. Gusts up to 25 knots. Partly sunny in the morning then clearing. Waves 2 to 4 feet subsiding to 1 to 2 feet in the afternoon. .SATURDAY NIGHT...West wind 15 to 20 knots easing to 10 to 15 knots after midnight, then becoming west 10 to 15 knots early in the morning. Mostly clear. Waves 1 to 2 feet. $$ See Lake Michigan Open Waters Forecast for Sunday through Tuesday.  640 FZUS51 KBUF 171412 NSHBUF Nearshore Marine Forecast National Weather Service Buffalo NY 1012 AM EDT Fri Apr 17 2026 For waters within five nautical miles of shore Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. LEZ020-172100- Upper Niagara River and Buffalo Harbor- 1012 AM EDT Fri Apr 17 2026 .REST OF TODAY...Light and variable winds. Patchy fog late this morning. .TONIGHT...Light and variable winds becoming southeast 5 to 10 knots. Partly cloudy. .SATURDAY...South winds 10 to 15 knots becoming southwest. A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. .SATURDAY NIGHT...Southwest winds 10 to 15 knots becoming west. Rain showers in the evening, then rain showers likely overnight. .SUNDAY...West winds 5 to 15 knots becoming northwest. A chance of rain showers. .MONDAY...Northwest winds 10 knots or less becoming southwest. Partly cloudy. .TUESDAY...South winds 5 to 10 knots becoming southwest. Partly to mostly cloudy. Winds and waves higher in and near thunderstorms. The water temperature off Buffalo is 42 degrees. $$ LOZ030-172100- Lower Niagara River- 1012 AM EDT Fri Apr 17 2026 .REST OF TODAY...Light and variable winds. Patchy fog late this morning. .TONIGHT...Light and variable winds becoming south 5 to 10 knots. Partly cloudy. .SATURDAY...South winds 5 to 15 knots becoming southwest. A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. .SATURDAY NIGHT...West winds 10 to 15 knots. Rain showers in the evening, then rain showers likely overnight. .SUNDAY...West winds 10 to 15 knots becoming northwest. A chance of rain showers. .MONDAY...Northwest winds 10 knots or less becoming southwest. Partly cloudy. .TUESDAY...South winds 5 to 15 knots becoming west. Partly to mostly cloudy. Winds and waves higher in and near thunderstorms. $$ LEZ040-041-172100- Buffalo to Ripley along Lake Erie- 1012 AM EDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING... .REST OF TODAY...Light and variable winds. Areas of fog. Waves 1 foot or less. .TONIGHT...Light and variable winds becoming south 10 to 15 knots. Partly cloudy. Waves 1 foot or less. .SATURDAY...South winds 15 to 20 knots becoming southwest 10 to 15 knots. A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. Waves 1 to 3 feet. .SATURDAY NIGHT...Southwest winds 10 to 15 knots becoming west. Rain showers with a chance of thunderstorms in the evening, then rain showers likely overnight. Waves 1 to 3 feet. .SUNDAY...West winds 10 to 15 knots becoming northwest. A chance of rain showers. Waves 1 to 3 feet building to 2 to 4 feet, then subsiding to 1 to 3 feet. .MONDAY...Northwest winds 10 knots or less becoming southwest. Partly cloudy. Waves 2 feet or less. .TUESDAY...South winds 5 to 15 knots becoming southwest. Partly to mostly cloudy. Waves 2 feet or less. Winds and waves higher in and near thunderstorms. $$ LOZ042-172100- Niagara River to Hamlin Beach along Lake Ontario- 1012 AM EDT Fri Apr 17 2026 .REST OF TODAY...North winds less than 10 knots becoming northeast. Patchy fog. Waves 1 foot or less. .TONIGHT...East winds 10 knots or less becoming southeast. Partly to mostly cloudy. Waves 1 foot or less. .SATURDAY...Southeast winds 10 to 15 knots becoming southwest 15 to 20 knots. A chance of showers in the morning, then showers in the afternoon. Waves 2 feet or less building to 2 to 4 feet. .SATURDAY NIGHT...West winds 15 to 20 knots becoming northwest. Rain showers in the evening, then rain showers likely overnight. Waves 2 to 4 feet. .SUNDAY...West winds 15 to 20 knots becoming northwest. A chance of rain showers. Waves 2 to 4 feet building to 3 to 5 feet. Waves occasionally around 6 feet. .MONDAY...Northwest winds 15 to 20 knots becoming southwest 5 to 15 knots. Partly cloudy. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around 6 feet. .TUESDAY...South winds 15 to 20 knots becoming west 10 to 15 knots. Partly to mostly cloudy. Waves 1 to 3 feet. $$ LOZ043-044-172100- Hamlin Beach to Mexico Bay along Lake Ontario including Irondequoit Bay- 1012 AM EDT Fri Apr 17 2026 .REST OF TODAY...North winds 5 to 10 knots becoming northwest. Patchy fog. Waves 1 foot or less. .TONIGHT...Northeast winds 10 knots or less becoming southeast. Mostly cloudy. Waves 1 foot or less. .SATURDAY...Southeast winds 10 to 15 knots becoming south 15 to 20 knots. Showers in the afternoon. Waves 1 to 3 feet. .SATURDAY NIGHT...South winds 15 to 20 knots becoming west. Rain showers. Waves 1 to 3 feet building to 3 to 5 feet. Waves occasionally around 6 feet. .SUNDAY...West winds 15 to 20 knots becoming northwest. Rain showers during the day, then a chance of rain showers Sunday night. Waves 3 to 6 feet building to 4 to 7 feet. Waves occasionally around 9 feet. .MONDAY...Northwest winds 15 to 20 knots becoming west 10 to 15 knots. Becoming mainly clear. Waves 3 to 6 feet subsiding to 2 to 4 feet. Waves occasionally around 7 feet. .TUESDAY...South winds 10 to 15 knots becoming southwest 15 to 20 knots. A chance of rain showers Tuesday night. Waves 1 to 3 feet. The water temperature off Rochester is 42 degrees. $$ LOZ045-172100- Mexico Bay to the Saint Lawrence River along Lake Ontario- 1012 AM EDT Fri Apr 17 2026 .REST OF TODAY...North winds 5 to 10 knots. Partly to mostly sunny. Waves 1 foot or less. .TONIGHT...North winds less than 10 knots becoming southeast 10 to 15 knots. Partly cloudy in the evening, then becoming mostly cloudy. Waves 1 foot or less. .SATURDAY...Southeast winds 15 to 20 knots becoming south. Showers likely in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet. .SATURDAY NIGHT...South winds 15 to 20 knots becoming west. Rain showers. Waves 2 to 4 feet building to 3 to 5 feet. Waves occasionally around 6 feet. .SUNDAY...West winds 10 to 15 knots becoming northwest and increasing to 15 to 25 knots. Rain showers during the day, then a chance of rain showers Sunday night. Waves 3 to 6 feet building to 4 to 7 feet. Waves occasionally around 9 feet. .MONDAY...Northwest winds 15 to 20 knots becoming west 5 to 15 knots. Partly cloudy. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around 6 feet. .TUESDAY...South winds 15 to 20 knots. A chance of rain showers Tuesday night. Waves 1 to 3 feet building to 2 to 4 feet. $$  200 FZUS53 KGRB 171430 NSHGRB Nearshore Marine Forecast National Weather Service Green Bay WI 930 AM CDT Fri Apr 17 2026 For waters within five nautical miles of shore on Lake Michigan LMZ522-172200- Green Bay south of line from Oconto WI to Little Sturgeon Bay WI- 930 AM CDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM CDT THIS AFTERNOON THROUGH LATE TONIGHT... .THIS AFTERNOON...S wind 15 to 25 kts. Waves 2 ft or less building to 2 to 4 ft in the afternoon. Patchy fog early in the morning. a chance of showers and thunderstorms in the afternoon. .TONIGHT...S wind 15 to 25 kts veering SW 10 to 15 kts, then veering NW 10 to 20 kts after midnight. Waves 2 to 4 ft subsiding to 1 to 3 ft after midnight. Patchy fog. showers and a chance of thunderstorms in the evening. A chance of showers after midnight. .SATURDAY...W wind 15 to 25 kts. Waves 1 to 3 ft. Partly cloudy. A Small Craft Advisory may be needed. .SATURDAY NIGHT...W wind 10 to 20 kts. Waves 1 to 3 ft. Mostly clear. $$ LMZ521-172200- Green Bay south of line from Cedar River to Rock Island Passage and north of a line from Oconto WI to Little Sturgeon Bay WI- 930 AM CDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM CDT THIS AFTERNOON THROUGH LATE TONIGHT... .THIS AFTERNOON...S wind 10 to 15 kts increasing to 15 to 25 kts early in the afternoon. Waves 2 ft or less building to 2 to 4 ft in the afternoon. Patchy fog. a chance of showers and thunderstorms in the afternoon. .TONIGHT...S wind 15 to 25 kts veering NW 10 to 20 kts after midnight. Waves 2 to 4 ft. Patchy fog. showers and a chance of thunderstorms in the evening. A chance of showers after midnight. .SATURDAY...W wind 10 to 20 kts. Waves 1 to 3 ft. Partly cloudy. .SATURDAY NIGHT...NW wind 10 to 20 kts. Waves 1 to 3 ft. Partly cloudy. $$ LMZ541-172200- Rock Island Passage to Sturgeon Bay WI- 930 AM CDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM CDT THIS AFTERNOON THROUGH SATURDAY MORNING... .THIS AFTERNOON...S wind 10 to 15 kts increasing to 15 to 25 kts early in the afternoon. Waves 1 to 3 ft building to 3 to 5 ft in the afternoon. Patchy dense fog. .TONIGHT...S wind 15 to 25 kts veering W after midnight. Waves 4 to 7 ft. Patchy dense fog. showers in the evening. A chance of thunderstorms. A chance of showers after midnight. .SATURDAY...W wind 10 to 15 kts. Waves 3 to 5 ft subsiding to 1 to 3 ft in the afternoon. Areas of dense fog in the morning. . .SATURDAY NIGHT...NW wind 10 to 20 kts. Waves 1 to 3 ft. Partly cloudy. $$ LMZ542-543-172200- Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI- 930 AM CDT Fri Apr 17 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM CDT THIS AFTERNOON THROUGH SATURDAY MORNING... .THIS AFTERNOON...S wind 10 to 15 kts increasing to 15 to 25 kts in the late morning and afternoon. Waves 1 to 3 ft building to 4 to 7 ft in the afternoon. Patchy fog. a slight chance of showers and thunderstorms in the afternoon. .TONIGHT...S wind 15 to 25 kts veering W after midnight. Waves 5 to 8 ft subsiding to 4 to 7 ft after midnight. Patchy fog. showers and a chance of thunderstorms in the evening. A chance of showers after midnight. .SATURDAY...W wind 15 to 25 kts. Waves 3 to 5 ft subsiding to 1 to 3 ft in the afternoon. Partly cloudy. .SATURDAY NIGHT...W wind 15 to 25 kts decreasing to 10 to 15 kts in the late evening and overnight. Waves 1 to 3 ft. Mostly clear. A Small Craft Advisory may be needed. $$ See Lake Michigan Open Lake Forecast for Sunday through Tuesday. Wave height forecast is for ice free areas.  011 FZUS53 KLOT 171433 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 933 AM CDT Fri Apr 17 2026 For waters within five nautical miles of shore on Lake Michigan Waves are provided as a range of significant wave heights, which is the average of the highest 1/3 of the waves, along with the average height of the highest 10 percent of the waves which will occasionally be encountered. LMZ740>742-172145- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 933 AM CDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM CDT THIS AFTERNOON THROUGH SATURDAY EVENING... .REST OF TODAY...Southeast winds 10 to 15 kt becoming south 20 to 25 kt. Waves 1 to 2 ft building to 2 to 4 ft. .TONIGHT...South winds 20 to 25 kt becoming southwest overnight. Showers with thunderstorms likely in the evening, then showers likely and a chance of thunderstorms overnight. Waves 3 to 5 ft subsiding to 2 to 4 ft. .SATURDAY...Northwest winds 20 to 25 kt becoming west. Chance of showers in the morning. Waves 1 to 3 ft. .SATURDAY NIGHT...West winds 15 to 25 kt. Mostly clear. Waves 1 to 3 ft. $$ LMZ743>745-172145- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 933 AM CDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM CDT THIS AFTERNOON THROUGH SATURDAY EVENING... .REST OF TODAY...Southeast winds 10 to 15 kt becoming south 20 to 25 kt. Waves 1 to 2 ft building to 2 to 4 ft. .TONIGHT...South winds 20 to 25 kt becoming southwest overnight. Showers with thunderstorms likely in the evening, then showers and a chance of thunderstorms overnight. Waves 1 to 3 ft. .SATURDAY...Northwest winds 20 to 25 kt. Chance of showers in the morning. Waves 3 to 5 ft. .SATURDAY NIGHT...Northwest winds 10 to 20 kt. Partly cloudy in the evening, then becoming mostly clear. Waves 2 to 4 ft. $$ KMD  882 FZUS53 KDLH 171444 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 944 AM CDT Fri Apr 17 2026 For waters within five nautical miles of shore on Lake Superior. Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. LSZ140-172200- Grand Portage to Grand Marais MN- 944 AM CDT Fri Apr 17 2026 ...GALE WARNING IN EFFECT FROM 5 PM CDT THIS AFTERNOON THROUGH THIS EVENING... .REST OF TODAY...Northeast wind 15 to 20 knots. Gusts up to 25 knots. Chance of rain early in the afternoon. Rain and chance of thunderstorms late. Patchy fog late. Waves 1 to 3 feet. .TONIGHT...Northwest wind 15 to 20 knots. Gusts up to 35 knots increasing to 40 knots after midnight, then decreasing to 30 knots early in the morning. Patchy fog in the evening. Chance of rain and thunderstorms in the evening. Waves 2 to 4 feet subsiding to 1 to 3 feet early in the morning. .SATURDAY...West wind 20 to 25 knots. Gusts up to 25 knots increasing to 30 knots in the late morning and afternoon. Partly sunny. Waves 2 to 4 feet. A small craft advisory may be needed. .SATURDAY NIGHT...Northwest wind 20 to 25 knots. Gusts up to 30 knots decreasing to 25 knots early in the morning. Mostly cloudy. Waves 2 to 4 feet subsiding to 1 to 2 feet early in the morning. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ141-172200- Grand Marais to Taconite Harbor MN- 944 AM CDT Fri Apr 17 2026 ...GALE WARNING IN EFFECT FROM 5 PM CDT THIS AFTERNOON THROUGH THIS EVENING... .REST OF TODAY...Northeast wind 10 to 15 knots with gusts to around 20 knots becoming north with gusts to around 25 knots late. Chance of rain and slight chance of thunderstorms early in the afternoon. Rain and chance of thunderstorms late. Patchy fog late. Waves 1 to 3 feet. .TONIGHT...Northwest wind 15 to 20 knots. Gales up to 40 knots decreasing to 35 knots late in the evening, then increasing to 40 knots after midnight decreasing to 30 knots early in the morning. Rain likely and chance of thunderstorms in the evening. Waves 2 to 4 feet subsiding to 1 to 3 feet early in the morning. .SATURDAY...West wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots in the late morning and afternoon. Mostly sunny. Waves 2 to 4 feet. .SATURDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 30 knots decreasing to 25 knots after midnight. Partly cloudy. Waves 1 to 3 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ142-172200- Taconite Harbor to Silver Bay Harbor MN- 944 AM CDT Fri Apr 17 2026 ...GALE WARNING IN EFFECT FROM 5 PM CDT THIS AFTERNOON THROUGH THIS EVENING... .REST OF TODAY...Northeast wind 10 to 15 knots becoming north with gusts to around 25 knots late. Rain likely early in the afternoon. Chance of thunderstorms in the afternoon. Rain late. Patchy fog late. Waves 1 to 3 feet. .TONIGHT...Northwest wind 15 to 20 knots. Gales up to 40 knots decreasing to 35 knots late in the evening, then increasing to 40 knots after midnight decreasing to 30 knots early in the morning. Chance of rain and thunderstorms in the evening. Waves 1 to 3 feet. .SATURDAY...West wind 15 to 20 knots with gusts to around 25 knots. Mostly sunny. Waves 1 to 3 feet. .SATURDAY NIGHT...Northwest wind 15 to 20 knots with gusts to around 25 knots easing to 5 to 10 knots with gusts to around 20 knots after midnight. Partly cloudy. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ143-172200- Silver Bay Harbor to Two Harbors MN- 944 AM CDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM CDT THIS AFTERNOON THROUGH SATURDAY EVENING... .REST OF TODAY...Northeast wind 15 to 20 knots becoming northwest 10 to 15 knots with gusts to around 25 knots late. Rain likely early in the afternoon. Chance of thunderstorms in the afternoon. Rain late. Patchy fog late. Waves 1 to 2 feet. .TONIGHT...West wind 15 to 20 knots. Gusts up to 30 knots increasing to 35 knots late in the evening, then decreasing to 30 knots after midnight decreasing to 25 knots early in the morning. Chance of rain and thunderstorms in the evening. Waves 1 to 2 feet. A gale warning may be needed. .SATURDAY...West wind 15 to 20 knots with gusts to around 25 knots. Partly sunny. Waves 1 to 3 feet. .SATURDAY NIGHT...Northwest wind 15 to 20 knots with gusts to around 25 knots easing to 5 to 10 knots with gusts to around 20 knots after midnight. Partly cloudy. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ144-172200- Two Harbors to Duluth MN- 944 AM CDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM CDT THIS AFTERNOON THROUGH SATURDAY EVENING... .REST OF TODAY...Northeast wind 10 to 15 knots with gusts to around 20 knots becoming northwest with gusts to around 30 knots late. Slight chance of rain late in the morning, then rain and chance of thunderstorms in the afternoon. Patchy fog late. Waves 1 to 2 feet. .TONIGHT...West wind 15 to 20 knots with gusts to around 30 knots. Slight chance of rain and thunderstorms in the evening. Waves 1 to 3 feet. .SATURDAY...West wind 15 to 20 knots with gusts to around 25 knots. Partly sunny. Waves 1 to 3 feet. .SATURDAY NIGHT...Northwest wind 20 to 25 knots easing to 10 to 15 knots with gusts to around 20 knots after midnight. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and overnight. Note...Wave height forecasts are for ice free areas. $$ LSZ145-172200- Duluth MN to Port Wing WI- 944 AM CDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM CDT THIS AFTERNOON THROUGH SATURDAY EVENING... .REST OF TODAY...Northeast wind 10 to 15 knots with gusts to around 20 knots becoming west with gusts to around 30 knots late. Slight chance of rain late in the morning, then rain and chance of thunderstorms in the afternoon. Patchy fog in the afternoon. Waves 1 to 2 feet. .TONIGHT...West wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots after midnight. Slight chance of rain and thunderstorms in the evening. Waves 1 to 3 feet building to 3 to 5 feet in the late evening and overnight. .SATURDAY...West wind 15 to 20 knots with gusts to around 25 knots. Partly sunny. Waves 3 to 5 feet. .SATURDAY NIGHT...West wind 20 to 25 knots becoming northwest 10 to 15 knots with gusts to around 20 knots after midnight. Partly cloudy. Waves 3 to 5 feet subsiding to 1 to 3 feet after midnight. Note...Wave height forecasts are for ice free areas. $$ LSZ146-172200- Port Wing to Sand Island WI- 944 AM CDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM CDT THIS AFTERNOON THROUGH SATURDAY EVENING... .REST OF TODAY...Northeast wind 10 to 15 knots becoming northwest with gusts to around 20 knots late. Rain likely early in the afternoon. Chance of thunderstorms in the afternoon. Rain late. Patchy fog late. Waves 1 to 2 feet. .TONIGHT...West wind 5 to 15 knots with gusts to around 25 knots rising to 15 to 20 knots with gusts to around 30 knots in the late evening and overnight. Chance of rain and thunderstorms in the evening. Waves 1 to 3 feet building to 3 to 5 feet in the late evening and overnight. Waves occasionally to 7 feet. .SATURDAY...West wind 20 to 25 knots. Gusts up to 30 knots. Partly sunny. Waves 3 to 5 feet. Waves occasionally to 7 feet. .SATURDAY NIGHT...West wind 15 to 20 knots with gusts to around 25 knots becoming northwest 10 knots with gusts to around 20 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves 3 to 5 feet subsiding to 1 to 2 feet early in the morning. Note...Wave height forecasts are for ice free areas. $$ LSZ147-172200- Sand Island to Bayfield WI- 944 AM CDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM CDT THIS AFTERNOON THROUGH SATURDAY EVENING... .REST OF TODAY...East wind 5 to 10 knots with gusts to around 20 knots becoming west 10 to 15 knots with gusts to around 20 knots late. Rain likely early in the afternoon. Chance of thunderstorms in the afternoon. Rain late. Patchy fog late. Waves 1 to 2 feet. .TONIGHT...West wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots after midnight. Chance of rain and thunderstorms in the evening. Waves 1 to 2 feet building to 3 to 5 feet in the late evening and overnight. .SATURDAY...West wind 20 to 25 knots with gusts to around 30 knots. Partly sunny. Waves 3 to 5 feet. Waves occasionally to 7 feet. .SATURDAY NIGHT...Northwest wind 15 to 20 knots with gusts to around 25 knots easing to 5 to 10 knots with gusts to around 20 knots early in the morning. Mostly cloudy in the evening then becoming partly cloudy. Waves 3 to 5 feet subsiding to 1 to 2 feet early in the morning. Note...Wave height forecasts are for ice free areas. $$ LSZ150-172200- Outer Apostle Islands Beyond 5 NM from Mainland- 944 AM CDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM CDT THIS AFTERNOON THROUGH LATE SATURDAY NIGHT... .REST OF TODAY...East wind 10 to 15 knots with gusts to around 20 knots becoming south 15 to 20 knots with gusts to around 25 knots late. Chance of rain early in the afternoon. Chance of thunderstorms in the afternoon. Rain late. Patchy fog late. Waves 1 to 3 feet. .TONIGHT...West wind 20 to 25 knots. Gusts up to 25 knots increasing to 30 knots in the late evening and overnight. Patchy fog in the evening. Rain likely and chance of thunderstorms in the evening. Waves 4 to 6 feet. Waves occasionally to 7 feet. .SATURDAY...West wind 20 to 25 knots with gusts to around 30 knots. Partly sunny. Waves 4 to 6 feet. Waves occasionally to 8 feet. .SATURDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 30 knots decreasing to 20 knots. Partly cloudy. Waves 4 to 6 feet subsiding to 2 to 4 feet early in the morning. Waves occasionally to 8 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ121-172200- Chequamegon Bay-Bayfield to Oak Point WI- 944 AM CDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM CDT THIS AFTERNOON THROUGH SATURDAY EVENING... .REST OF TODAY...South wind 10 to 15 knots with gusts to around 25 knots becoming west with gusts to around 25 knots late. Rain likely early in the afternoon. Chance of thunderstorms in the afternoon. Rain late. Patchy fog late. Waves 1 foot or less. .TONIGHT...West wind 10 to 15 knots with gusts to around 25 knots. Chance of rain and thunderstorms in the evening. Waves 1 to 2 feet. .SATURDAY...West wind 15 to 20 knots with gusts to around 25 knots. Partly sunny. Waves 1 to 2 feet. .SATURDAY NIGHT...Northwest wind 10 to 15 knots. Gusts up to 25 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ148-172200- Oak Point to Saxon Harbor WI- 944 AM CDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM CDT THIS AFTERNOON THROUGH SATURDAY EVENING... .REST OF TODAY...South wind 15 to 20 knots with gusts to around 25 knots. Rain likely early in the afternoon. Chance of thunderstorms in the afternoon. Rain late. Patchy fog late. Waves 1 to 2 feet. .TONIGHT...West wind 15 to 20 knots with gusts to around 25 knots. Chance of rain and thunderstorms in the evening. Waves 1 to 3 feet building to 2 to 4 feet after midnight. .SATURDAY...West wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots late in the afternoon. Partly sunny. Waves 2 to 4 feet. .SATURDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 25 knots decreasing to 20 knots after midnight. Mostly cloudy in the evening then becoming partly cloudy. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight. Note...Wave height forecasts are for ice free areas. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH  626 FZUS53 KIWX 171456 NSHIWX Nearshore Marine Forecast National Weather Service Northern Indiana 1056 AM EDT Fri Apr 17 2026 For waters within five nautical miles of shore on Lake Michigan LMZ046-172015- Michigan City IN to New Buffalo MI- 1056 AM EDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH LATE SATURDAY NIGHT... .THIS AFTERNOON...Southeast winds 5 to 15 knots becoming south. Partly sunny. Waves 1 to 2 feet. .TONIGHT...South winds 15 to 20 knots becoming southwest 10 to 15 knots. Gusts up to 25 knots. Showers likely with a chance of thunderstorms in the evening, then showers with a chance of thunderstorms overnight. Waves 1 to 3 feet. .SATURDAY...West winds 10 to 15 knots becoming northwest. Gusts up to 25 knots. Showers in the morning, then a chance of showers in the afternoon. Waves 2 to 4 feet. .SATURDAY NIGHT...Northwest winds 10 to 15 knots. Mostly clear. Waves 2 to 4 feet. Winds and waves higher in and near thunderstorms. The water temperature at St. Joseph is 49 degrees and at Michigan City is 48 degrees. $$ LMZ043-172015- New Buffalo MI to St Joseph MI- 1056 AM EDT Fri Apr 17 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH LATE SATURDAY NIGHT... .THIS AFTERNOON...Southeast winds 5 to 15 knots becoming south. Partly sunny. Waves 1 to 2 feet. .TONIGHT...South winds 10 to 15 knots becoming southwest. Gusts up to 25 knots. Showers with a chance of thunderstorms. Waves 1 to 3 feet. .SATURDAY...West winds 15 to 20 knots diminishing to 10 to 15 knots. Gusts up to 25 knots. Showers in the morning, then a chance of showers in the afternoon. Waves 2 to 4 feet building to 3 to 5 feet. .SATURDAY NIGHT...West winds 10 to 15 knots becoming northwest. Gusts up to 25 knots. Mostly clear. Waves 2 to 4 feet. Winds and waves higher in and near thunderstorms. The water temperature at St. Joseph is 49 degrees and at Michigan City is 48 degrees. $$