FZUS53 KMQT 132103 NSHMQT Nearshore Marine Forecast National Weather Service Marquette MI 503 PM EDT Wed May 13 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. LMZ221-140800- Green Bay North of line from Cedar River MI to Rock Island Passage- 503 PM EDT Wed May 13 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... .LATE THIS AFTERNOON...North wind 10 to 15 knots with gusts up to 24 knots. Sunny. Waves 2 to 3 feet subsiding to 1 to 2 feet. .TONIGHT...Northwest wind 5 to 15 knots. Clear. Waves 1 to 2 feet. .THURSDAY...North wind less than 10 knots backing south by late morning. Sunny. Waves calm to 1 foot. .THURSDAY NIGHT...South wind 5 to 15 knots. Mostly cloudy. A chance of rain showers after midnight. Waves building to 1 to 2 feet. .FRIDAY...South wind 15 to 25 knots. Mostly cloudy with a chance of rain showers in the morning, then mostly sunny in the afternoon. Waves building to 3 to 5 feet occasionally to 7 feet. $$ LMZ248-250-140800- Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 503 PM EDT Wed May 13 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... .LATE THIS AFTERNOON...Northwest wind 15 to 20 knots. Sunny. Waves 2 to 3 feet subsiding to 1 to 2 feet. .TONIGHT...Northwest wind 5 to 15 knots. Clear. Waves 1 to 2 feet. .THURSDAY...North wind less than 10 knots backing southwest 5 to 15 knots by late morning. Sunny. Waves calm to 1 foot. .THURSDAY NIGHT...South wind 5 to 15 knots. Gusts up to 23 knots after midnight. Partly cloudy in the evening, then cloudy with a slight chance of rain showers after midnight. Waves building to 1 to 2 feet. .FRIDAY...South wind up to 30 knots. Mostly cloudy with a chance of rain showers in the morning, then mostly sunny in the afternoon. Waves building to 6 to 9 feet occasionally to 11 feet. $$ LSZ240-241-140800- Saxon Harbor WI to Black River MI- Black River to Ontonagon MI- 503 PM EDT Wed May 13 2026 /403 PM CDT Wed May 13 2026/ .LATE THIS AFTERNOON...West wind less than 10 knots. Sunny. Waves calm to 1 foot. .TONIGHT...Variable wind less than 10 knots. Clear. Waves calm to 1 foot. .THURSDAY...Variable wind less than 10 knots becoming northeast less than 10 knots by late morning, then veering east late. Sunny through early afternoon then becoming partly cloudy. Waves calm to 1 foot. .THURSDAY NIGHT...South wind 15 to 25 knots. Cloudy in the evening then becoming partly cloudy. A chance of showers. Waves building to 2 to 4 feet. .FRIDAY...Southwest wind 15 to 20 knots diminishing to 10 to 15 knots in the afternoon. Gusts up to 27 knots. Sunny. Waves subsiding to 1 to 2 feet, then building to 2 to 3 feet. $$ LSZ242-243-140800- Ontonagon to Upper Entrance of Portage Canal MI- Upper Entrance of Portage Canal to Eagle River MI- 503 PM EDT Wed May 13 2026 .LATE THIS AFTERNOON...West wind 5 to 15 knots. Sunny. Waves 1 to 2 feet. .TONIGHT...West wind less than 10 knots through late evening becoming variable. Clear. Waves 1 to 2 feet. .THURSDAY...Variable wind less than 10 knots becoming northeast less than 10 knots with gusts up to 20 knots by late morning, then veering east 10 to 15 knots late. Mostly sunny. Waves building to 1 to 2 feet. .THURSDAY NIGHT...Southeast wind 15 to 20 knots veering south after midnight. Cloudy. A chance of showers in the evening, then showers likely after midnight. Waves building to 2 to 3 feet. .FRIDAY...South wind 15 to 20 knots veering southwest in the afternoon. Sunny. A slight chance of showers in the morning. Waves building to 2 to 4 feet. $$ LSZ244-245-140800- Eagle River to Manitou Island MI- Manitou Island to Point Isabelle MI- 503 PM EDT Wed May 13 2026 .LATE THIS AFTERNOON...Northwest wind 10 to 15 knots. Sunny. Waves 2 to 3 feet subsiding to 1 to 2 feet. .TONIGHT...Northwest wind 5 to 15 knots through midnight becoming variable. Clear. Waves 1 to 2 feet. .THURSDAY...Variable wind less than 10 knots becoming southeast 5 to 15 knots by late morning. Mostly sunny. Waves building to 2 to 3 feet. .THURSDAY NIGHT...Southeast wind 15 to 25 knots veering south 15 to 20 knots after midnight. Cloudy. A slight chance of rain showers in the evening, then rain showers likely after midnight. Waves building to 3 to 6 feet occasionally to 8 feet. .FRIDAY...South wind 10 to 20 knots. Mostly sunny. A chance of rain showers in the morning. Waves subsiding to 3 to 5 feet occasionally to 7 feet. $$ LSZ246-140800- Point Isabelle to Lower Entrance of Portage Canal MI- 503 PM EDT Wed May 13 2026 .LATE THIS AFTERNOON...Northwest wind 10 to 15 knots. Sunny. Waves 1 to 2 feet. .TONIGHT...Northwest wind 5 to 15 knots through midnight becoming variable. Clear. Waves calm to 1 foot. .THURSDAY...Variable wind less than 10 knots becoming east 5 to 15 knots with gusts up to 22 knots by late morning, then increasing to 15 to 20 knots late. Mostly sunny. Waves building to 2 to 4 feet. .THURSDAY NIGHT...Southeast wind 15 to 25 knots veering south 15 to 20 knots after midnight. Cloudy. A slight chance of rain showers in the evening, then rain showers likely after midnight. Waves building to 3 to 5 feet occasionally to 7 feet, then subsiding to 2 to 4 feet. .FRIDAY...South wind 15 to 20 knots veering southwest in the afternoon. Gusts up to 28 knots. Mostly sunny. A slight chance of rain showers in the morning. Waves subsiding to 2 to 4 feet. $$ LSZ247-140800- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 503 PM EDT Wed May 13 2026 .LATE THIS AFTERNOON...Northwest wind 10 to 15 knots. Sunny. Waves 1 to 2 feet. .TONIGHT...Northwest wind 5 to 15 knots through midnight becoming variable. Clear. Waves 1 to 2 feet. .THURSDAY...Variable wind less than 10 knots becoming east 10 to 20 knots by late morning. Sunny. Waves building to 2 to 4 feet. .THURSDAY NIGHT...Southeast wind 15 to 20 knots veering south 15 to 25 knots after midnight. Cloudy. A slight chance of rain showers in the evening, then rain showers likely after midnight. Waves subsiding to 2 to 3 feet, then building to 2 to 4 feet. .FRIDAY...South wind 15 to 25 knots veering southwest 15 to 20 knots in the afternoon. Mostly sunny. A slight chance of showers in the morning. Waves subsiding to 2 to 3 feet. $$ LSZ248-140800- Huron Islands to Marquette MI- 503 PM EDT Wed May 13 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... .LATE THIS AFTERNOON...Northwest wind 15 to 20 knots. Sunny. Waves 3 to 5 feet occasionally to 7 feet subsiding to 2 to 4 feet. .TONIGHT...Northwest wind 10 to 20 knots diminishing to less than 10 knots late. Clear. Waves subsiding to 1 to 2 feet. .THURSDAY...Variable wind less than 10 knots becoming east 5 to 15 knots with gusts up to 23 knots by late morning, then veering southeast 10 to 20 knots late. Sunny. Waves building to 2 to 3 feet. .THURSDAY NIGHT...Southeast wind 15 to 20 knots veering south after midnight. Gusts up to 31 knots. Cloudy. A slight chance of rain showers in the evening, then rain showers likely after midnight. Waves building to 2 to 4 feet, then subsiding to 2 to 3 feet. .FRIDAY...South wind 15 to 25 knots with gusts up to 32 knots. Mostly sunny. A chance of rain showers in the morning. Waves 2 to 4 feet. $$ LSZ249-140800- Marquette to Munising MI- 503 PM EDT Wed May 13 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EDT THURSDAY... .LATE THIS AFTERNOON...Northwest wind 20 to 25 knots. Sunny. Waves 4 to 7 feet occasionally to 9 feet subsiding to 3 to 6 feet occasionally to 8 feet. .TONIGHT...Northwest wind 10 to 20 knots. Clear. Waves subsiding to 1 to 2 feet. .THURSDAY...Northwest wind less than 10 knots veering east late. Sunny. Waves 1 to 2 feet. .THURSDAY NIGHT...South wind 15 to 25 knots. Mostly cloudy. A chance of rain showers after midnight. Waves building to 2 to 3 feet. .FRIDAY...South wind 20 to 25 knots with gusts up to 32 knots. Partly cloudy with a chance of rain showers in the morning, then sunny in the afternoon. Waves building to 3 to 5 feet occasionally to 7 feet, then subsiding to 2 to 4 feet. $$ LSZ250-140800- Munising to Grand Marais MI- 503 PM EDT Wed May 13 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT THURSDAY... .LATE THIS AFTERNOON...Northwest wind 20 to 25 knots. Mostly sunny. Waves 4 to 7 feet occasionally to 9 feet subsiding to 3 to 6 feet occasionally to 8 feet. .TONIGHT...Northwest wind 10 to 20 knots diminishing to less than 10 knots late. Clear. Waves subsiding to 2 to 3 feet. .THURSDAY...Northwest wind less than 10 knots veering northeast late. Mostly sunny. Waves subsiding to 1 to 2 feet. .THURSDAY NIGHT...Southeast wind 5 to 15 knots veering south 15 to 20 knots after midnight. Gusts up to 28 knots. Mostly cloudy. A chance of rain showers after midnight. Waves building to 2 to 3 feet. .FRIDAY...South wind 20 to 25 knots with gale force gusts up to 34 knots. Mostly cloudy with a chance of rain showers in the morning, then mostly sunny in the afternoon. Waves building to 2 to 4 feet. $$ LSZ251-140800- Grand Marais to Whitefish Point MI- 503 PM EDT Wed May 13 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT THURSDAY... .LATE THIS AFTERNOON...Northwest wind 20 to 25 knots. Partly cloudy. Waves 4 to 7 feet occasionally to 9 feet subsiding to 3 to 6 feet occasionally to 8 feet. .TONIGHT...Northwest wind 10 to 20 knots. Partly cloudy through late evening then clearing. Waves subsiding to 2 to 3 feet. .THURSDAY...Northwest wind less than 10 knots. Mostly sunny. Waves subsiding to 1 to 2 feet. .THURSDAY NIGHT...Southeast wind less than 10 knots veering south 10 to 20 knots after midnight. Partly cloudy in the evening, then cloudy with a slight chance of rain showers after midnight. Waves calm to 1 foot. .FRIDAY...South wind 15 to 25 knots with gusts up to 33 knots. Mostly cloudy with a chance of rain showers in the morning, then mostly sunny in the afternoon. Waves building to 2 to 4 feet. $$ WFO MQT