328 FZUS51 KBUF 231403 NSHBUF Nearshore Marine Forecast National Weather Service Buffalo NY 1003 AM EDT Sun Aug 23 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. LEZ020-232100- Upper Niagara River and Buffalo Harbor- 1003 AM EDT Sun Aug 23 2026 .REST OF TODAY...West winds 10 to 15 knots. Showers with a chance of thunderstorms. .TONIGHT...West winds 5 to 10 knots. Showers likely with a chance of thunderstorms in the evening, then showers likely overnight. .MONDAY...West winds 5 to 15 knots increasing to 15 to 20 knots. Showers. .MONDAY NIGHT...West winds 5 to 15 knots. Showers likely in the evening. .TUESDAY...West winds 5 to 10 knots becoming light and variable. Partly cloudy. .WEDNESDAY...Southwest winds less than 10 knots becoming south. Partly cloudy. .THURSDAY...South winds 10 knots or less becoming southwest. A chance of showers and thunderstorms. Winds and waves higher in and near thunderstorms. The water temperature off Buffalo is 76 degrees. $$ LOZ030-232100- Lower Niagara River- 1003 AM EDT Sun Aug 23 2026 .REST OF TODAY...West winds 10 to 15 knots. A chance of showers and thunderstorms late this morning, then showers with a chance of thunderstorms this afternoon. .TONIGHT...West winds 5 to 15 knots becoming southwest. A chance of showers and thunderstorms in the evening, then showers likely overnight. .MONDAY...Southwest winds 10 to 15 knots becoming west 15 to 20 knots. Showers likely. .MONDAY NIGHT...West winds 15 to 20 knots diminishing to 5 to 10 knots. Showers likely in the evening, then a chance of showers overnight. .TUESDAY...West winds 5 to 10 knots becoming light and variable. A chance of showers during the day. .WEDNESDAY...Southwest winds 10 knots or less becoming south. Partly cloudy. .THURSDAY...South winds 10 knots or less becoming southwest. A chance of showers and thunderstorms. Winds and waves higher in and near thunderstorms. $$ LEZ040-041-232100- Buffalo to Ripley along Lake Erie- 1003 AM EDT Sun Aug 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE MONDAY NIGHT... .REST OF TODAY...West winds 15 to 25 knots. A chance of waterspouts. Showers with a chance of thunderstorms. Waves 3 to 6 feet. Waves occasionally around 7 feet. .TONIGHT...West winds 15 to 20 knots diminishing to 10 to 15 knots. A chance of waterspouts. Showers with a chance of thunderstorms. Waves 3 to 6 feet subsiding to 2 to 4 feet. Waves occasionally around 7 feet. .MONDAY...West winds 15 to 25 knots increasing to 30 knots. A chance of waterspouts. Showers. Waves 2 to 4 feet building to 4 to 7 feet. Waves occasionally around 9 feet. .MONDAY NIGHT...West winds 15 to 25 knots diminishing to 10 to 15 knots. A chance of waterspouts. Showers in the evening, then showers likely overnight. Waves 4 to 7 feet subsiding to 1 to 3 feet. Waves occasionally around 9 feet. .TUESDAY...West winds 5 to 15 knots becoming southwest less than 10 knots. A chance of waterspouts during the day. A chance of showers during the day. Waves 1 to 3 feet subsiding to 1 foot or less. .WEDNESDAY...Southwest winds 10 knots or less becoming south. Partly cloudy. Waves 1 foot or less. .THURSDAY...South winds 5 to 10 knots becoming southwest. A chance of showers and thunderstorms. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. $$ LOZ042-232100- Niagara River to Hamlin Beach along Lake Ontario- 1003 AM EDT Sun Aug 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING... .REST OF TODAY...West winds 15 to 25 knots. A chance of waterspouts. A chance of showers late this morning, then showers with a chance of thunderstorms this afternoon. Waves 2 to 4 feet building to 3 to 6 feet. Waves occasionally around 7 feet. .TONIGHT...West winds 15 to 25 knots becoming southwest. A chance of waterspouts. Showers likely with a chance of thunderstorms in the evening, then showers likely overnight. Waves 3 to 6 feet. Waves occasionally around 7 feet. .MONDAY...Southwest winds 15 to 25 knots becoming west to 30 knots. A chance of waterspouts. Showers. Waves 3 to 6 feet building to 5 to 8 feet. Waves occasionally around 10 feet. .MONDAY NIGHT...West winds to 30 knots diminishing to 15 to 20 knots. A chance of waterspouts. Showers in the evening, then a chance of showers overnight. Waves 4 to 7 feet subsiding to 3 to 6 feet. Waves occasionally around 9 feet. .TUESDAY...West winds 15 to 20 knots diminishing to less than 10 knots. A chance of waterspouts during the day. A chance of showers during the day. Waves 3 to 5 feet subsiding to 1 foot or less. Waves occasionally around 6 feet. .WEDNESDAY...Southwest winds 10 knots or less becoming south. Partly cloudy. Waves 1 foot or less. .THURSDAY...South winds 5 to 15 knots becoming southwest. A chance of showers and thunderstorms. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. $$ LOZ043-232100- Hamlin Beach to Sodus Bay along Lake Ontario including Irondequoit Bay- 1003 AM EDT Sun Aug 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING... .REST OF TODAY...Southwest winds 15 to 25 knots becoming west. A chance of waterspouts. A chance of showers late this morning, then a chance of showers and thunderstorms early this afternoon. Showers likely with a chance of thunderstorms late. Waves 1 to 3 feet building to 3 to 5 feet. Waves occasionally around 6 feet. .TONIGHT...West winds 15 to 20 knots becoming southwest. A chance of waterspouts. Showers likely with a chance of thunderstorms in the evening, then a chance of showers overnight. Waves 3 to 6 feet. Waves occasionally around 7 feet. .MONDAY...Southwest winds 15 to 25 knots. A chance of waterspouts. Showers likely. Waves 2 to 4 feet building to 4 to 7 feet. Waves occasionally around 9 feet. .MONDAY NIGHT...Southwest winds 15 to 25 knots becoming west. A chance of waterspouts. Showers likely in the evening, then showers overnight. Waves 3 to 6 feet. Waves occasionally around 7 feet. .TUESDAY...West winds 15 to 20 knots diminishing to 5 to 15 knots. A chance of waterspouts during the day. Showers during the day. Waves 3 to 6 feet subsiding to 2 feet or less. Waves occasionally around 7 feet. .WEDNESDAY...West winds 5 to 10 knots becoming south. Mainly clear, then becoming partly cloudy. Waves 1 foot or less. .THURSDAY...South winds 5 to 10 knots becoming southwest. A chance of showers and thunderstorms during the day, then showers likely with a chance of thunderstorms Thursday night. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. The water temperature off Rochester is 60 degrees. $$ LOZ044-232100- Sodus Bay to Mexico Bay along Lake Ontario- 1003 AM EDT Sun Aug 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING... .REST OF TODAY...Southwest winds 10 to 15 knots becoming west 15 to 20 knots. A chance of waterspouts. A chance of showers and thunderstorms late this morning, then showers likely with a chance of thunderstorms this afternoon. Waves 1 to 3 feet building to 2 to 4 feet. .TONIGHT...West winds 15 to 20 knots becoming southwest. A chance of waterspouts. Showers with a chance of thunderstorms in the evening, then showers likely overnight. Waves 4 to 7 feet subsiding to 3 to 6 feet. Waves occasionally around 9 feet. .MONDAY...Southwest winds 15 to 25 knots. A chance of waterspouts. Showers in the morning, then showers with a chance of thunderstorms in the afternoon. Waves 3 to 6 feet buildingto 4 to 7 feet. Waves occasionally around 9 feet. .MONDAY NIGHT...Southwest winds 15 to 25 knots becoming west. A chance of waterspouts. Showers with a chance of thunderstorms in the evening, then showers overnight. Waves 5 to 8 feet. Waves occasionally around 10 feet. .TUESDAY...West winds 15 to 20 knots diminishing to 5 to 15 knots. A chance of waterspouts during the day. Showers during the day. Waves 3 to 6 feet subsiding to 1 to 3 feet. Waves occasionally around 7 feet. .WEDNESDAY...West winds 10 knots or less becoming southeast. Mainly clear, then becoming partly cloudy. Waves 1 foot or less. .THURSDAY...South winds 5 to 15 knots. A chance of showers and thunderstorms during the day, then showers likely with a chance of thunderstorms Thursday night. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. $$ LOZ045-232100- Mexico Bay to the Saint Lawrence River along Lake Ontario- 1003 AM EDT Sun Aug 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING... .REST OF TODAY...Southwest winds 15 to 20 knots. A chance of waterspouts. A chance of showers and thunderstorms late this morning, then showers with a chance of thunderstorms this afternoon. Waves 2 to 4 feet building to 3 to 5 feet. Waves occasionally around 6 feet. .TONIGHT...Southwest winds 15 to 25 knots. A chance of waterspouts. Showers with a chance of thunderstorms in the evening, then showers overnight. Waves 4 to 7 feet subsiding to 3 to 6 feet. Waves occasionally around 9 feet. .MONDAY...Southwest winds 15 to 25 knots. A chance of waterspouts. Showers in the morning, then showers with a chance of thunderstorms in the afternoon. Waves 3 to 6 feet building to 5 to 8 feet. Waves occasionally around 10 feet. .MONDAY NIGHT...Southwest winds 15 to 25 knots becoming west. A chance of waterspouts. Showers with a chance of thunderstorms in the evening, then showers overnight. Waves 5 to 8 feet subsiding to 3 to 6 feet. Waves occasionally around 10 feet. .TUESDAY...West winds 15 to 20 knots diminishing to 5 to 15 knots. A chance of waterspouts during the day. Showers during the day. Waves 3 to 6 feet subsiding to 1 to 3 feet. Waves occasionally around 7 feet. .WEDNESDAY...West winds 10 knots or less becoming southeast 10 to 15 knots. Mainly clear, then becoming partly cloudy. Waves 2 feet or less. .THURSDAY...South winds 10 to 15 knots. A chance of showers and thunderstorms during the day, then showers likely with a chance of thunderstorms Thursday night. Waves 2 feet or less. Winds and waves higher in and near thunderstorms. $$  774 FZUS53 KMKX 231410 NSHMKX Nearshore Marine Forecast National Weather Service Milwaukee/Sullivan WI 910 AM CDT Sun Aug 23 2026 For waters within five nautical miles of shore on Lake Michigan LMZ643-232200- Sheboygan to Port Washington WI- 910 AM CDT Sun Aug 23 2026 .REST OF TODAY...Northwest wind 15 to 20 knots becoming north 10 to 15 knots late in the afternoon. Sunny late in the morning then becoming partly sunny. Waves 1 to 2 feet. .TONIGHT...North wind 10 to 15 knots backing northwest early in the morning. Mostly clear. Waves 1 to 2 feet. .MONDAY...Northwest wind 10 to 15 knots becoming north 5 to 10 knots early in the afternoon, then veering east late in the afternoon. Sunny. Waves around 1 foot. .MONDAY NIGHT...South wind 5 to 10 knots veering west early in the morning. Partly cloudy. Waves around 1 foot. $$ LMZ644-232200- Port Washington to North Point Light WI- 910 AM CDT Sun Aug 23 2026 .REST OF TODAY...Northwest wind 10 to 15 knots with gusts to around 20 knots becoming northwest 10 to 15 knots late in the afternoon. Sunny late in the morning then becoming partly sunny. Waves 1 to 2 feet. .TONIGHT...North wind 5 to 15 knots becoming 5 to 10 knots late in the evening, then becoming north 5 to 10 knots after midnight. Partly cloudy through around midnight then becoming clear. Waves 1 to 2 feet. .MONDAY...Northwest wind 5 to 10 knots veering northeast late in the afternoon. Sunny. Waves 1 to 2 feet. .MONDAY NIGHT...Southwest wind 5 to 10 knots veering west early in the morning. Partly cloudy. Waves around 1 foot. $$ LMZ645-232200- North Point Light to Wind Point WI- 910 AM CDT Sun Aug 23 2026 .REST OF TODAY...North wind 10 to 15 knots. Sunny late in the morning then becoming partly sunny. Waves 1 to 2 feet. .TONIGHT...North wind 10 to 15 knots easing to 5 to 10 knots in the late evening and early morning, then backing northwest early in the morning. Partly cloudy through around midnight then becoming clear. Waves 1 to 2 feet. .MONDAY...Northwest wind 5 to 10 knots veering northeast late in the afternoon. Sunny. Waves 1 to 2 feet. .MONDAY NIGHT...Southeast wind 5 to 10 knots veering west early in the morning. Partly cloudy. Waves around 1 foot. $$ LMZ646-232200- Wind Point WI to Winthrop Harbor IL- 910 AM CDT Sun Aug 23 2026 .REST OF TODAY...Northwest wind 10 to 15 knots veering north early in the afternoon, then backing northwest late in the afternoon. Sunny late in the morning then becoming partly sunny. Waves 1 to 2 feet. .TONIGHT...North wind 5 to 10 knots backing northwest after midnight. Mostly clear. Waves 1 to 2 feet. .MONDAY...Northwest wind 5 to 10 knots veering northeast late in the afternoon. Sunny. Waves 1 to 2 feet. .MONDAY NIGHT...East wind 5 to 10 knots veering south late in the evening, then veering southwest after midnight veering west early in the morning. Partly cloudy. Waves around 1 foot. $$ See Lake Michigan Open Waters Forecast for Tuesday through Thursday.  335 FZUS51 KCLE 231421 NSHCLE Nearshore Marine Forecast National Weather Service Cleveland OH 1021 AM EDT Sun Aug 23 2026 For waters within five nautical miles of shore Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. LEZ142-143-232015- Maumee Bay to Reno Beach OH-Reno Beach to The Islands OH- 1021 AM EDT Sun Aug 23 2026 .THIS AFTERNOON...Northwest winds 15 to 20 knots becoming west. A chance of waterspouts late. A slight chance of showers and thunderstorms late. Waves 2 to 4 feet subsiding to 1 to 3 feet. .TONIGHT...West winds 15 to 20 knots becoming northwest. A chance of waterspouts in the evening. A slight chance of showers and thunderstorms in the evening. Waves 2 to 4 feet subsiding to 1 to 3 feet. .MONDAY...West winds 10 to 15 knots increasing to 15 to 20 knots. Sunny. Waves 1 to 3 feet. .MONDAY NIGHT...West winds 15 to 20 knots becoming northwest and diminishing to 5 to 10 knots. Mostly clear. Waves 1 to 3 feet subsiding to 1 foot or less. Winds and waves higher in and near thunderstorms. See Lake Erie open lakes forecast for Tuesday through Thursday. The water temperature off Toledo is 76 degrees, off Cleveland 76 degrees, and off Erie 76 degrees. $$ LEZ144-145-232015- The Islands to Vermilion OH-Vermilion to Avon Point OH- 1021 AM EDT Sun Aug 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON... .THIS AFTERNOON...Northwest winds 15 to 20 knots becoming west. A chance of waterspouts late. A slight chance of showers and thunderstorms late. Waves 3 to 5 feet subsiding to 2 to 4 feet. Waves occasionally around 6 feet. .TONIGHT...West winds 15 to 20 knots becoming northwest. A chance of waterspouts. A chance of showers and thunderstorms in the evening, then a slight chance of showers overnight. Waves 3 to 5 feet subsiding to 2 to 4 feet. Waves occasionally around 6 feet. .MONDAY...West winds 15 to 20 knots. Mostly sunny. Waves 2 to 4 feet building to 3 to 5 feet. Waves occasionally around 6 feet. .MONDAY NIGHT...West winds 15 to 20 knots diminishing to 5 to 15 knots. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet. Winds and waves higher in and near thunderstorms. See Lake Erie open lakes forecast for Tuesday through Thursday. The water temperature off Toledo is 76 degrees, off Cleveland 76 degrees, and off Erie 76 degrees. $$ LEZ146>149-232015- Avon Point to Willowick OH-Willowick to Geneva-on-the Lake OH- Geneva-on-the-Lake to Conneaut OH-Conneaut OH to Ripley NY- 1021 AM EDT Sun Aug 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING... .THIS AFTERNOON...West winds 15 to 20 knots. A chance of waterspouts. A chance of showers and thunderstorms. Waves 3 to 6 feet. Waves occasionally around 7 feet. .TONIGHT...West winds 15 to 20 knots. A chance of waterspouts. Showers with a chance of thunderstorms in the evening, then a chance of showers and thunderstorms overnight. Waves 3 to 5 feet subsiding to 2 to 4 feet. Waves occasionally around 6 feet. .MONDAY...West winds 15 to 25 knots. A chance of waterspouts. A chance of showers. Waves 3 to 6 feet. Waves occasionally around 7 feet. .MONDAY NIGHT...West winds 15 to 20 knots becoming northwest 5 to 15 knots. A chance of waterspouts. A chance of showers. Waves 3 to 6 feet subsiding to 1 to 3 feet. Waves occasionally around 7 feet. Winds and waves higher in and near thunderstorms. See Lake Erie open lakes forecast for Tuesday through Thursday. The water temperature off Toledo is 76 degrees, off Cleveland 76 degrees, and off Erie 76 degrees. $$  898 FZUS53 KLOT 231435 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 935 AM CDT Sun Aug 23 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. LMZ740-232145- Winthrop Harbor to Wilmette Harbor IL- 935 AM CDT Sun Aug 23 2026 .REST OF TODAY...Northwest winds 10 to 20 kt becoming northeast 10 to 15 kt in the afternoon. Sunny late in the morning, then becoming partly cloudy. Waves 2 to 4 ft subsiding to 1 to 3 ft. .TONIGHT...Northeast winds 5 to 10 kt becoming northwest around 5 kt. Partly cloudy in the evening, then becoming mostly clear. Waves 1 to 3 ft. .MONDAY...Northwest winds around 10 kt becoming northeast in the afternoon. Mostly sunny. Waves 1 to 3 ft. .MONDAY NIGHT...Southeast winds around 5 kt becoming southwest overnight. Mostly clear. Waves 1 to 2 ft. $$ LMZ741>743-232145- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- Calumet Harbor IL to Gary IN- 935 AM CDT Sun Aug 23 2026 .REST OF TODAY...Northwest winds 10 to 20 kt becoming northeast 10 to 15 kt this afternoon. Sunny late in the morning, then becoming partly cloudy. Waves 2 to 4 ft subsiding to 1 to 3 ft by late afternoon .TONIGHT...Northeast winds around 10 kt becoming northwest 5 to 10 kt. Partly cloudy in the evening, then becoming clear. Waves 1 to 3 ft. .MONDAY...West winds 5 to 10 kt becoming northeast in the afternoon. Mostly sunny. Waves 1 to 3 ft. .MONDAY NIGHT...East winds around 10 kt becoming southwest overnight. Partly cloudy in the evening, then becoming mostly clear. Waves 1 to 2 ft. $$ LMZ744-745-232145- Gary to Burns Harbor IN-Burns Harbor to Michigan City IN- 935 AM CDT Sun Aug 23 2026 .REST OF TODAY...Northwest winds 10 to 20 kt becoming north this afternoon. Slight chance of showers late in the morning. Waves 3 to 5 ft. .TONIGHT...North winds around 10 kt becoming northwest. Mostly clear. Waves 3 to 5 ft subsiding to 2 to 4 ft. .MONDAY...West winds around 10 kt becoming north in the afternoon. Mostly sunny. Waves 1 to 3 ft. .MONDAY NIGHT...East winds around 5 kt becoming south overnight. Mostly clear. Waves 1 to 2 ft. $$ - Izzi  108 FZUS53 KDLH 231443 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 943 AM CDT Sun Aug 23 2026 For waters within five nautical miles of shore on Lake Superior. Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. LSZ140-232200- Grand Portage to Grand Marais MN- 943 AM CDT Sun Aug 23 2026 .REST OF TODAY...North wind 5 to 10 knots with gusts to around 20 knots becoming southwest late. Sunny. Waves 1 foot or less. .TONIGHT...Southwest wind 5 to 10 knots becoming northwest after midnight. Mostly clear. Waves 1 foot or less. .MONDAY...Northwest wind 5 knots becoming southwest in the afternoon. Sunny. Waves 1 foot or less. .MONDAY NIGHT...Southwest wind 5 to 10 knots. Mostly cloudy. Waves 1 foot or less. $$ LSZ141-232200- Grand Marais to Taconite Harbor MN- 943 AM CDT Sun Aug 23 2026 .REST OF TODAY...Northwest wind 10 to 15 knots becoming southwest 5 to 10 knots in the afternoon. Sunny. Waves 1 foot or less. .TONIGHT...Southwest wind 5 knots becoming northwest after midnight. Mostly clear. Waves 1 foot or less. .MONDAY...Northwest wind 5 knots becoming south in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. .MONDAY NIGHT...Southwest wind 5 knots early in the evening becoming variable 10 knots or less. Mostly cloudy. Waves 1 foot or less. $$ LSZ142-232200- Taconite Harbor to Silver Bay Harbor MN- 943 AM CDT Sun Aug 23 2026 .REST OF TODAY...Northeast wind 15 to 20 knots becoming south 5 knots in the afternoon. Sunny. Waves 1 foot or less. .TONIGHT...Southwest wind 5 knots becoming northwest after midnight. Mostly clear. Waves 1 foot or less. .MONDAY...Northwest wind 5 knots early in the morning becoming variable 10 knots or less, then becoming south 5 knots in the afternoon. Mostly sunny. Waves 1 foot or less. .MONDAY NIGHT...Variable winds 10 knots or less. Mostly cloudy. Waves 1 foot or less. $$ LSZ143-232200- Silver Bay Harbor to Two Harbors MN- 943 AM CDT Sun Aug 23 2026 .REST OF TODAY...North wind 15 to 20 knots becoming southeast 5 knots in the afternoon. Sunny. Waves 1 foot or less. .TONIGHT...East wind 5 knots becoming northwest after midnight. Mostly clear. Waves 1 foot or less. .MONDAY...Variable winds 10 knots or less becoming southeast 5 knots in the afternoon. Mostly sunny. Waves 1 foot or less. .MONDAY NIGHT...Northeast wind 5 knots until early morning becoming variable 10 knots or less. Slight chance of rain showers after midnight. Waves 1 foot or less. $$ LSZ144-232200- Two Harbors to Duluth MN- 943 AM CDT Sun Aug 23 2026 .REST OF TODAY...East wind 5 knots. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 knots in the evening becoming variable 10 knots or less. Mostly clear. Waves 1 foot or less. .MONDAY...Variable winds 10 knots or less becoming east 5 knots in the afternoon. Mostly sunny. Waves 1 foot or less. .MONDAY NIGHT...Northeast wind 5 knots. Slight chance of rain showers after midnight. Waves 1 foot or less. $$ LSZ145-232200- Duluth MN to Port Wing WI- 943 AM CDT Sun Aug 23 2026 .REST OF TODAY...Northeast wind 5 knots becoming east in the afternoon. Sunny. Waves 1 foot or less. .TONIGHT...East wind 5 knots becoming south after midnight, then becoming southwest early in the morning. Mostly clear. Waves 1 foot or less. .MONDAY...South wind 5 knots becoming northeast in the afternoon. Mostly sunny. Waves 1 foot or less. .MONDAY NIGHT...East wind 5 knots becoming southeast early in the morning. Slight chance of rain showers after midnight. Waves 1 foot or less. $$ LSZ146-232200- Port Wing to Sand Island WI- 943 AM CDT Sun Aug 23 2026 .REST OF TODAY...North wind 15 to 20 knots becoming east 5 knots in the afternoon. Sunny. Waves 1 foot or less. .TONIGHT...East wind 5 knots becoming southeast late in the evening, then becoming southwest after midnight. Mostly clear. Waves 1 foot or less. .MONDAY...West wind 5 knots early in the morning becoming variable 10 knots or less, then becoming northeast 5 knots early in the afternoon becoming east. Mostly sunny. Waves 1 foot or less. .MONDAY NIGHT...Southeast wind 5 knots until early morning becoming variable 10 knots or less. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. $$ LSZ147-232200- Sand Island to Bayfield WI- 943 AM CDT Sun Aug 23 2026 .REST OF TODAY...North wind 15 to 20 knots becoming east 5 knots early in the afternoon, then becoming southeast late. Sunny. Waves 1 foot or less. .TONIGHT...South wind 5 knots becoming west after midnight. Mostly clear. Waves 1 foot or less. .MONDAY...West wind 5 knots early in the morning becoming variable 10 knots or less, then becoming northeast 5 knots early in the afternoon becoming east. Mostly sunny. Waves 1 foot or less. .MONDAY NIGHT...Southeast wind 5 knots becoming south early in the morning. Partly cloudy. Waves 1 foot or less. $$ LSZ150-232200- Outer Apostle Islands Beyond 5 NM from Mainland- 943 AM CDT Sun Aug 23 2026 .REST OF TODAY...North wind 20 to 25 knots easing to 5 knots early in the afternoon, then becoming south late. Sunny. Waves 1 to 2 feet. .TONIGHT...South wind 5 knots becoming west after midnight. Mostly clear. Waves 1 foot or less. .MONDAY...Northwest wind 5 knots becoming northeast early in the afternoon, then becoming southeast late in the afternoon. Mostly sunny. Waves 1 foot or less. .MONDAY NIGHT...Southeast wind 5 knots becoming south early in the morning. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. $$ LSZ121-232200- Chequamegon Bay-Bayfield to Oak Point WI- 943 AM CDT Sun Aug 23 2026 .REST OF TODAY...Northeast wind 5 knots becoming east late. Sunny. Waves 1 foot or less. .TONIGHT...Southeast wind 5 knots becoming southwest after midnight. Mostly clear. Waves 1 foot or less. .MONDAY...West wind 5 knots early in the morning becoming variable 10 knots or less, then becoming east 5 knots in the afternoon. Sunny. Waves 1 foot or less. .MONDAY NIGHT...East wind 5 knots becoming south after midnight. Partly cloudy. Waves 1 foot or less. $$ LSZ148-232200- Oak Point to Saxon Harbor WI- 943 AM CDT Sun Aug 23 2026 .REST OF TODAY...North wind 5 knots becoming east late. Sunny. Waves 1 to 2 feet. .TONIGHT...Southeast wind 5 knots becoming southwest after midnight. Mostly clear. Waves 1 foot or less. .MONDAY...Southwest wind 5 knots becoming west late in the morning, then becoming northeast in the afternoon. Sunny. Waves 1 foot or less. .MONDAY NIGHT...Southeast wind 5 knots becoming south after midnight. Partly cloudy. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH