FZUS53 KMQT 160902 NSHMQT Nearshore Marine Forecast National Weather Service Marquette MI 502 AM EDT Thu Apr 16 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. LMZ221-162000- Green Bay North of line from Cedar River MI to Rock Island Passage- 502 AM EDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING... .EARLY THIS MORNING...Variable wind less than 10 knots. Cloudy with a slight chance of rain showers. Areas of dense fog. Waves calm to 1 foot. .TODAY...Variable wind less than 10 knots becoming south less than 10 knots late. Cloudy with a slight chance of rain showers through mid morning, then mostly sunny by late morning. Areas of dense fog through mid morning, then patchy fog by late morning. Waves calm to 1 foot. .TONIGHT...South wind less than 10 knots. Partly cloudy through late evening then becoming mostly cloudy. Patchy fog through late evening, then areas of dense fog by midnight. Waves calm to 1 foot. .FRIDAY...Southeast wind 5 to 15 knots with gusts up to 22 knots. Mostly cloudy. Areas of dense fog in the morning. Waves building to 2 to 3 feet. .FRIDAY NIGHT...South wind 15 to 20 knots veering southwest after midnight. Rain showers and a chance of thunderstorms in the evening, then rain showers after midnight. Waves building to 3 to 5 feet occasionally to 7 feet, then subsiding to 2 to 4 feet. $$ LMZ248-250-162000- Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 502 AM EDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING... .EARLY THIS MORNING...Variable wind less than 10 knots. Cloudy with a slight chance of rain showers. Widespread dense fog. Waves calm to 1 foot. .TODAY...North wind less than 10 knots backing northwest by late morning, then backing southwest late. Cloudy through mid morning then becoming partly cloudy. A slight chance of rain showers through mid morning. Areas of dense fog through mid morning, then patchy fog by late morning. Waves calm to 1 foot. .TONIGHT...Variable wind less than 10 knots becoming southeast less than 10 knots by midnight. Partly cloudy through late evening then becoming mostly cloudy. Patchy fog through late evening, then areas of dense fog by midnight. Waves calm to 1 foot. .FRIDAY...Southeast wind 10 to 15 knots. Mostly cloudy. Areas of dense fog in the morning. Waves building to 2 to 3 feet. .FRIDAY NIGHT...Southeast wind 15 to 20 knots veering southwest after midnight. Rain showers and a chance of thunderstorms in the evening, then rain showers and a slight chance of thunderstorms after midnight. Waves building to 4 to 7 feet occasionally to 9 feet, then subsiding to 3 to 6 feet occasionally to 8 feet. $$ LSZ240-241-162000- Saxon Harbor WI to Black River MI- Black River to Ontonagon MI- 502 AM EDT Thu Apr 16 2026 /402 AM CDT Thu Apr 16 2026/ ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT /7 PM CDT/ THIS EVENING... .EARLY THIS MORNING...Variable wind less than 10 knots. Partly cloudy. Widespread dense fog. Waves calm to 1 foot. .TODAY...Variable wind less than 10 knots becoming northeast less than 10 knots late. Partly cloudy. Areas of dense fog through mid morning, then patchy fog by late morning. Waves calm to 1 foot. .TONIGHT...East wind less than 10 knots veering south 5 to 15 knots by midnight. Mostly clear. Waves calm to 1 foot. .FRIDAY...South wind 10 to 20 knots. Mostly cloudy. Showers likely and a chance of thunderstorms in the afternoon. Waves building to 2 to 3 feet. .FRIDAY NIGHT...West wind 15 to 25 knots. Cloudy. Rain showers likely and a slight chance of thunderstorms in the evening, then a slight chance of rain showers, snow showers and sleet after midnight. Waves building to 3 to 6 feet occasionally to 8 feet. $$ LSZ242-243-162000- Ontonagon to Upper Entrance of Portage Canal MI- Upper Entrance of Portage Canal to Eagle River MI- 502 AM EDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... .EARLY THIS MORNING...Variable wind less than 10 knots. Mostly cloudy. Areas of dense fog. Waves calm to 1 foot. .TODAY...Variable wind less than 10 knots becoming northwest less than 10 knots by late morning, then veering northeast late. Partly cloudy. Areas of dense fog through mid morning, then patchy fog by late morning. Waves calm to 1 foot. .TONIGHT...East wind less than 10 knots veering southeast 10 to 15 knots by midnight. Mostly clear. Patchy fog. Waves calm to 1 foot. .FRIDAY...South wind 10 to 20 knots. Mostly cloudy. A chance of rain showers and a slight chance of thunderstorms in the afternoon. Waves building to 1 to 2 feet. .FRIDAY NIGHT...Southwest wind 15 to 20 knots veering west 20 to 25 knots after midnight. Cloudy. Rain showers and a chance of thunderstorms in the evening, then a chance of rain showers possibly mixed with snow showers after midnight. Waves building to 5 to 8 feet occasionally to 10 feet. $$ LSZ244-245-162000- Eagle River to Manitou Island MI- Manitou Island to Point Isabelle MI- 502 AM EDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... .EARLY THIS MORNING...Variable wind less than 10 knots. Mostly cloudy. Areas of dense fog and dense freezing fog. Waves calm to 1 foot. .TODAY...Variable wind less than 10 knots becoming east less than 10 knots late. Mostly cloudy. Areas of dense fog through early afternoon, then patchy fog late. Waves calm to 1 foot. .TONIGHT...Southeast wind 5 to 15 knots becoming 10 to 15 knots late. Gusts up to 22 knots. Partly cloudy through midnight then becoming mostly cloudy. Areas of dense fog through midnight, then patchy fog late. Waves building to 2 to 3 feet. .FRIDAY...Southeast wind 15 to 25 knots with gale force gusts up to 37 knots. Mostly cloudy. Patchy fog in the morning. A slight chance of rain showers in the afternoon. Waves building to 6 to 9 feet occasionally to 11 feet. .FRIDAY NIGHT...South wind 20 to 25 knots veering west after midnight. Gale force gusts up to 38 knots. Cloudy. Rain showers and a slight chance of thunderstorms in the evening, then a chance of rain showers after midnight. Waves subsiding to 3 to 6 feet occasionally to 8 feet, then building to 4 to 7 feet occasionally to 9 feet. $$ LSZ246-162000- Point Isabelle to Lower Entrance of Portage Canal MI- 502 AM EDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... .EARLY THIS MORNING...Variable wind less than 10 knots. Mostly cloudy. Areas of dense fog and dense freezing fog. Waves calm to 1 foot. .TODAY...Variable wind less than 10 knots becoming east less than 10 knots late. Partly cloudy. Areas of dense fog through mid morning, then patchy fog by late morning. Waves calm to 1 foot. .TONIGHT...East wind less than 10 knots increasing to 10 to 15 knots late. Mostly cloudy. Areas of dense fog. Waves building to 1 to 2 feet. .FRIDAY...Southeast wind 10 to 20 knots veering south 15 to 25 knots in the afternoon. Mostly cloudy. Patchy fog in the morning. A chance of rain showers and a slight chance of thunderstorms in the afternoon. Waves building to 4 to 7 feet occasionally to 9 feet. .FRIDAY NIGHT...Southwest wind 15 to 25 knots veering west 20 to 25 knots after midnight. Gusts up to 33 knots. Cloudy. Rain showers and a slight chance of thunderstorms in the evening, then a chance of rain showers after midnight. Waves subsiding to 2 to 4 feet. $$ LSZ247-162000- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 502 AM EDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... .EARLY THIS MORNING...Variable wind less than 10 knots. Mostly cloudy. Widespread dense fog and dense freezing fog. Waves calm to 1 foot. .TODAY...Variable wind less than 10 knots becoming northeast less than 10 knots by late morning. Mostly cloudy through mid morning then becoming mostly sunny. Areas of dense fog and widespread dense freezing fog through mid morning, then patchy fog by late morning. Waves calm to 1 foot. .TONIGHT...East wind less than 10 knots veering southeast 10 to 15 knots late. Partly cloudy. Areas of dense fog through midnight, then patchy fog late. Waves building to 1 to 2 feet. .FRIDAY...South wind 15 to 25 knots. Mostly cloudy. Patchy fog in the morning. A chance of rain showers and a slight chance of thunderstorms in the afternoon. Waves building to 3 to 5 feet occasionally to 7 feet. .FRIDAY NIGHT...Southwest wind 20 to 25 knots veering west after midnight. Gusts up to 32 knots. Cloudy. Rain showers and a chance of thunderstorms in the evening, then a chance of rain showers after midnight. Waves subsiding to 2 to 4 feet, then building to 3 to 5 feet occasionally to 7 feet. $$ LSZ248-162000- Huron Islands to Marquette MI- 502 AM EDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... .EARLY THIS MORNING...Variable wind less than 10 knots. Mostly cloudy. Areas of dense fog and dense freezing fog. Waves calm to 1 foot. .TODAY...Variable wind less than 10 knots becoming northeast less than 10 knots by late morning, then veering east late. Partly cloudy. Areas of dense fog through mid morning, then patchy fog by late morning. Waves calm to 1 foot. .TONIGHT...Southeast wind less than 10 knots becoming 5 to 15 knots by midnight. Partly cloudy. Patchy fog. Waves building to 1 to 2 feet. .FRIDAY...South wind 15 to 20 knots increasing to up to 30 knots in the afternoon. Mostly cloudy. Patchy fog in the morning. A slight chance of rain showers in the afternoon. Waves building to 3 to 6 feet occasionally to 8 feet. .FRIDAY NIGHT...South wind up to 30 knots veering west 20 to 25 knots after midnight. Gale force gusts up to 38 knots. Rain showers and a chance of thunderstorms in the evening, then a chance of rain showers after midnight. Waves subsiding to 2 to 4 feet, then building to 3 to 6 feet occasionally to 8 feet. $$ LSZ249-162000- Marquette to Munising MI- 502 AM EDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... .EARLY THIS MORNING...North wind less than 10 knots. Cloudy. Areas of dense fog. Waves calm to 1 foot. .TODAY...North wind less than 10 knots veering northeast late. Mostly cloudy through early afternoon then becoming mostly sunny. Areas of dense fog through mid morning, then patchy fog by late morning. Waves calm to 1 foot. .TONIGHT...East wind less than 10 knots veering south 5 to 15 knots by midnight. Partly cloudy. Patchy fog through the night. Waves building to 1 to 2 feet. .FRIDAY...South wind 15 to 25 knots with gale force gusts up to 34 knots. Mostly cloudy. Patchy fog in the morning. Waves building to 3 to 5 feet occasionally to 7 feet. .FRIDAY NIGHT...South wind up to 30 knots veering west 20 to 25 knots after midnight. Rain showers and a chance of thunderstorms in the evening, then rain showers after midnight. Waves subsiding to 2 to 4 feet, then building to 4 to 7 feet occasionally to 9 feet. $$ LSZ250-162000- Munising to Grand Marais MI- 502 AM EDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... .EARLY THIS MORNING...Northwest wind less than 10 knots. Cloudy. Areas of dense fog. Waves calm to 1 foot. .TODAY...North wind less than 10 knots backing northwest by late morning, then becoming variable late. Mostly cloudy through early afternoon then becoming mostly sunny. Widespread dense fog through mid morning, then patchy fog by late morning. Waves calm to 1 foot. .TONIGHT...East wind less than 10 knots veering southeast 5 to 15 knots by midnight. Partly cloudy. Patchy fog. Waves building to 1 to 2 feet. .FRIDAY...South wind 15 to 25 knots. Partly cloudy. Patchy fog in the morning. Waves building to 2 to 4 feet. .FRIDAY NIGHT...South wind 20 to 25 knots veering west after midnight. Gusts up to 33 knots. Rain showers and a slight chance of thunderstorms in the evening, then rain showers after midnight. Waves building to 4 to 7 feet occasionally to 9 feet. $$ LSZ251-162000- Grand Marais to Whitefish Point MI- 502 AM EDT Thu Apr 16 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... .EARLY THIS MORNING...Northwest wind less than 10 knots. Cloudy. Widespread dense fog. Waves calm to 1 foot. .TODAY...Northwest wind less than 10 knots. Mostly cloudy. Widespread dense fog through mid morning, then patchy fog by late morning. Waves calm to 1 foot. .TONIGHT...Variable wind less than 10 knots becoming southeast less than 10 knots by midnight. Mostly cloudy. Patchy fog through late evening, then areas of dense fog by midnight. Waves calm to 1 foot. .FRIDAY...Southeast wind 10 to 20 knots with gusts up to 29 knots. Partly cloudy. Patchy fog in the morning. Waves building to 2 to 4 feet. .FRIDAY NIGHT...Southeast wind 20 to 25 knots veering south after midnight. Gusts up to 33 knots. Rain showers and a slight chance of thunderstorms. Waves building to 3 to 5 feet occasionally to 7 feet, then subsiding to 2 to 4 feet. $$ WFO MQT