FZUS53 KMQT 042103 NSHMQT Nearshore Marine Forecast National Weather Service Marquette MI 503 PM EDT Mon May 4 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. LMZ221-050800- Green Bay North of line from Cedar River MI to Rock Island Passage- 503 PM EDT Mon May 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... .LATE THIS AFTERNOON...West wind 10 to 15 knots. Mostly cloudy with a slight chance of showers. Waves 2 to 3 feet. .TONIGHT...Northwest wind 10 to 15 knots backing west late. Mostly cloudy through late evening then becoming mostly clear. Waves subsiding to 1 to 2 feet. .TUESDAY...West wind 5 to 15 knots. Mostly sunny. Waves 1 to 2 feet. .TUESDAY NIGHT...North wind less than 10 knots backing northwest after midnight. Partly cloudy. Waves calm to 1 foot. .WEDNESDAY...West wind less than 10 knots backing south in the afternoon. Partly cloudy. Waves calm to 1 foot. $$ LMZ248-250-050800- Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 503 PM EDT Mon May 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING... .LATE THIS AFTERNOON...West wind 10 to 15 knots. Mostly cloudy with a slight chance of showers. Waves 3 to 6 feet occasionally to 8 feet subsiding to 3 to 5 feet occasionally to 7 feet. .TONIGHT...North wind 5 to 15 knots backing northwest by midnight. Mostly cloudy through late evening then becoming mostly clear. Waves subsiding to 1 to 2 feet. .TUESDAY...West wind 10 to 15 knots backing southwest 5 to 15 knots by late morning. Mostly sunny. Waves 1 to 2 feet. .TUESDAY NIGHT...North wind less than 10 knots backing northwest after midnight. Partly cloudy. Waves 1 to 2 feet. .WEDNESDAY...West wind less than 10 knots backing southwest in the afternoon. Partly cloudy. Waves calm to 1 foot. $$ LSZ240-050800- Saxon Harbor WI to Black River MI- 503 PM EDT Mon May 4 2026 /403 PM CDT Mon May 4 2026/ ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT /1 AM CDT/ TUESDAY... .LATE THIS AFTERNOON...West wind 10 to 15 knots with gusts up to 25 knots. Partly cloudy. Waves 2 to 3 feet. .TONIGHT...West wind 10 to 20 knots. Mostly clear. Waves 2 to 3 feet. .TUESDAY...West wind 10 to 20 knots. Mostly sunny. Waves building to 2 to 4 feet, then subsiding to 1 to 2 feet. .TUESDAY NIGHT...Northwest wind less than 10 knots. Partly cloudy. Waves calm to 1 foot. .WEDNESDAY...West wind less than 10 knots. Mostly sunny. Waves calm to 1 foot. $$ LSZ241-050800- Black River to Ontonagon MI- 503 PM EDT Mon May 4 2026 /403 PM CDT Mon May 4 2026/ ...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY MORNING... .LATE THIS AFTERNOON...West wind 15 to 20 knots with gusts up to 28 knots. Partly cloudy. Waves 3 to 5 feet occasionally to 7 feet. .TONIGHT...West wind 15 to 20 knots. Partly cloudy. Waves subsiding to 2 to 4 feet, then building to 3 to 5 feet occasionally to 7 feet. .TUESDAY...West wind 10 to 20 knots. Mostly sunny. Waves building to 3 to 5 feet occasionally to 7 feet, then subsiding to 2 to 3 feet. .TUESDAY NIGHT...West wind less than 10 knots. Mostly clear. Waves subsiding to 1 to 2 feet. .WEDNESDAY...West wind 10 to 15 knots diminishing to less than 10 knots in the afternoon. Mostly sunny. Waves 1 to 2 feet. $$ LSZ243-050800- Upper Entrance of Portage Canal to Eagle River MI- 503 PM EDT Mon May 4 2026 ...GALE WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING... .LATE THIS AFTERNOON...West wind 20 to 25 knots with gale force gusts up to 35 knots. Mostly sunny. Waves 6 to 9 feet occasionally to 11 feet subsiding to 5 to 8 feet occasionally to 10 feet. .TONIGHT...West wind 15 to 25 knots. Mostly clear through midnight then becoming mostly cloudy. Waves subsiding to 3 to 5 feet occasionally to 7 feet. .TUESDAY...West wind 15 to 25 knots. Mostly cloudy through mid morning then clearing. Waves building to 3 to 6 feet occasionally to 8 feet. .TUESDAY NIGHT...West wind 10 to 20 knots veering northwest 10 to 15 knots after midnight. Mostly clear. Waves subsiding to 1 to 2 feet. .WEDNESDAY...West wind 10 to 15 knots. Mostly sunny. Waves 1 to 2 feet. $$ LSZ242-050800- Ontonagon to Upper Entrance of Portage Canal MI- 503 PM EDT Mon May 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING... .LATE THIS AFTERNOON...West wind 20 to 25 knots with gusts up to 33 knots. Mostly sunny. Waves 5 to 8 feet occasionally to 10 feet subsiding to 4 to 7 feet occasionally to 9 feet. .TONIGHT...West wind 15 to 20 knots with gusts up to 30 knots. Mostly clear through midnight then becoming mostly cloudy. Waves subsiding to 3 to 5 feet occasionally to 7 feet. .TUESDAY...West wind 15 to 25 knots. Mostly cloudy through mid morning then clearing. Waves building to 3 to 6 feet occasionally to 8 feet, then subsiding to 3 to 5 feet occasionally to 7 feet. .TUESDAY NIGHT...West wind 10 to 15 knots veering northwest after midnight. Mostly clear. Waves subsiding to 1 to 2 feet. .WEDNESDAY...West wind 10 to 15 knots. Mostly sunny. Waves 1 to 2 feet. $$ LSZ245-050800- Manitou Island to Point Isabelle MI- 503 PM EDT Mon May 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING... .LATE THIS AFTERNOON...West wind 20 to 25 knots with gusts up to 32 knots. Mostly sunny. Waves 3 to 5 feet occasionally to 7 feet. .TONIGHT...West wind 15 to 20 knots with gusts up to 30 knots. Partly cloudy. Waves subsiding to 2 to 4 feet. .TUESDAY...West wind 15 to 20 knots. Partly cloudy. Waves subsiding to 2 to 3 feet. .TUESDAY NIGHT...West wind 10 to 15 knots with gusts up to 22 knots. Mostly clear. Waves subsiding to 1 to 2 feet. .WEDNESDAY...Northwest wind less than 10 knots. Mostly sunny. Waves calm to 1 foot. $$ LSZ244-050800- Eagle River to Manitou Island MI- 503 PM EDT Mon May 4 2026 ...GALE WARNING IN EFFECT UNTIL 8 PM EDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING... .LATE THIS AFTERNOON...West wind up to 30 knots. Mostly sunny. Waves 6 to 9 feet occasionally to 11 feet. .TONIGHT...West wind 15 to 25 knots with gusts up to 33 knots. Mostly clear through midnight then becoming mostly cloudy. Waves subsiding to 3 to 5 feet occasionally to 7 feet. .TUESDAY...West wind 15 to 25 knots. Partly cloudy. Waves building to 3 to 6 feet occasionally to 8 feet. .TUESDAY NIGHT...West wind 10 to 15 knots veering northwest after midnight. Gusts up to 23 knots. Mostly clear. Waves subsiding to 1 to 2 feet. .WEDNESDAY...Northwest wind less than 10 knots backing west 10 to 15 knots in the afternoon. Mostly sunny. Waves 1 to 2 feet. $$ LSZ246-050800- Point Isabelle to Lower Entrance of Portage Canal MI- 503 PM EDT Mon May 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING... .LATE THIS AFTERNOON...West wind 20 to 25 knots with gale force gusts up to 34 knots. Mostly sunny. Waves 2 to 4 feet. .TONIGHT...West wind 10 to 20 knots with gusts up to 29 knots. Partly cloudy. Waves subsiding to 1 to 2 feet. .TUESDAY...West wind 15 to 20 knots. Mostly cloudy through mid morning then clearing. Waves 1 to 2 feet. .TUESDAY NIGHT...West wind 5 to 15 knots. Mostly clear. Waves 1 to 2 feet. .WEDNESDAY...West wind 5 to 15 knots. Mostly sunny. Waves calm to 1 foot. $$ LSZ247-050800- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 503 PM EDT Mon May 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON... .LATE THIS AFTERNOON...West wind 20 to 25 knots with gusts up to 32 knots. Mostly sunny. Waves 3 to 5 feet occasionally to 7 feet. .TONIGHT...West wind 10 to 20 knots with gusts up to 29 knots. Partly cloudy. Waves subsiding to 1 to 2 feet. .TUESDAY...West wind 15 to 20 knots. Partly cloudy through early afternoon then clearing. Waves building to 2 to 3 feet. .TUESDAY NIGHT...West wind 5 to 15 knots. Mostly clear. Waves subsiding to 1 to 2 feet. .WEDNESDAY...West wind 5 to 15 knots. Mostly sunny. Waves calm to 1 foot. $$ LSZ248-050800- Huron Islands to Marquette MI- 503 PM EDT Mon May 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON... .LATE THIS AFTERNOON...Northwest wind 20 to 25 knots with gusts up to 33 knots. Mostly sunny. Waves 3 to 5 feet occasionally to 7 feet. .TONIGHT...West wind 15 to 25 knots. Partly cloudy. Waves subsiding to 2 to 3 feet. .TUESDAY...Northwest wind 15 to 20 knots. Partly cloudy through early afternoon then clearing. Waves building to 2 to 4 feet, then subsiding to 2 to 3 feet. .TUESDAY NIGHT...West wind 5 to 15 knots. Mostly clear. Waves subsiding to 1 to 2 feet. .WEDNESDAY...Northwest wind 5 to 15 knots. Mostly sunny. Waves calm to 1 foot. $$ LSZ249-050800- Marquette to Munising MI- 503 PM EDT Mon May 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING... .LATE THIS AFTERNOON...Northwest wind 15 to 20 knots with gusts up to 30 knots. Partly cloudy. Waves 2 to 4 feet building to 3 to 6 feet occasionally to 8 feet. .TONIGHT...Northwest wind 10 to 20 knots backing west 10 to 15 knots late. Gusts up to 29 knots. Partly cloudy. Waves subsiding to 2 to 4 feet. .TUESDAY...West wind 10 to 15 knots veering northwest 10 to 20 knots by late morning. Mostly sunny. Waves building to 3 to 5 feet occasionally to 7 feet. .TUESDAY NIGHT...West wind 10 to 15 knots. Mostly clear. Waves subsiding to 1 to 2 feet. .WEDNESDAY...Northwest wind 10 to 15 knots veering north 5 to 15 knots in the afternoon. Mostly sunny. Waves 1 to 2 feet. $$ LSZ250-050800- Munising to Grand Marais MI- 503 PM EDT Mon May 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING... .LATE THIS AFTERNOON...Northwest wind 15 to 25 knots. Partly cloudy. Waves 2 to 4 feet building to 4 to 7 feet occasionally to 9 feet. .TONIGHT...West wind 15 to 25 knots. Mostly clear. Waves subsiding to 3 to 5 feet occasionally to 7 feet. .TUESDAY...West wind 15 to 20 knots veering northwest 10 to 15 knots late. Partly cloudy through early afternoon then clearing. Waves building to 3 to 6 feet occasionally to 8 feet, then subsiding to 3 to 5 feet occasionally to 7 feet. .TUESDAY NIGHT...West wind 10 to 15 knots. Clear. Waves subsiding to 2 to 3 feet. .WEDNESDAY...Northwest wind 5 to 15 knots. Mostly sunny. Waves subsiding to 1 to 2 feet. $$ LSZ251-050800- Grand Marais to Whitefish Point MI- 503 PM EDT Mon May 4 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING... .LATE THIS AFTERNOON...West wind 10 to 20 knots with gusts up to 31 knots. Mostly cloudy with a slight chance of rain showers. Waves 2 to 3 feet building to 3 to 6 feet occasionally to 8 feet. .TONIGHT...West wind 15 to 20 knots with gusts up to 30 knots. Partly cloudy. Waves building to 4 to 7 feet occasionally to 9 feet, then subsiding to 3 to 6 feet occasionally to 8 feet. .TUESDAY...West wind 10 to 20 knots. Partly cloudy. Waves subsiding to 3 to 5 feet occasionally to 7 feet. .TUESDAY NIGHT...West wind 10 to 15 knots. Mostly clear. Waves subsiding to 2 to 3 feet. .WEDNESDAY...Northwest wind 10 to 15 knots. Mostly sunny. Waves subsiding to 1 to 2 feet. $$ WFO MQT