Nearshore Marine Forecast
Issued by NWS Marquette, MI
Issued by NWS Marquette, MI
339 FZUS53 KMQT 042201 NSHMQT Nearshore Marine Forecast National Weather Service Marquette MI 501 PM EST Thu Dec 4 2025 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. LMZ221-050900- Green Bay North of line from Cedar River MI to Rock Island Passage- 501 PM EST Thu Dec 4 2025 ...GALE WARNING IN EFFECT FROM 10 PM EST THIS EVENING THROUGH FRIDAY MORNING... .LATE THIS AFTERNOON...Southwest wind 15 to 20 knots. Mostly cloudy. Waves 1 to 2 feet building to 2 to 3 feet. .TONIGHT...Southwest wind up to 30 knots with gale force gusts up to 39 knots. Mostly cloudy. Freezing spray through the night. A slight chance of snow showers by midnight. Waves building to 6 to 9 feet occasionally to 11 feet, then subsiding to 4 to 7 feet occasionally to 9 feet. .FRIDAY...Southwest wind 15 to 25 knots diminishing to 10 to 15 knots by late morning. Cloudy with a chance of snow showers. Waves subsiding to 2 to 3 feet. .FRIDAY NIGHT...Southwest wind 15 to 20 knots veering west after midnight. Mostly cloudy. A chance of snow showers in the evening, then a slight chance of snow showers after midnight. Waves building to 2 to 4 feet, then subsiding to 2 to 3 feet. .SATURDAY...Northwest wind 10 to 20 knots. Partly cloudy. Waves subsiding to 1 to 2 feet. Note: Wave height forecasts are for ice free areas. $$ LMZ248-250-050900- Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 501 PM EST Thu Dec 4 2025 ...GALE WARNING IN EFFECT FROM 10 PM EST THIS EVENING THROUGH FRIDAY MORNING... .LATE THIS AFTERNOON...Southwest wind 15 to 20 knots. Mostly cloudy. Waves 1 to 2 feet building to 2 to 3 feet. .TONIGHT...Southwest wind up to 30 knots with gale force gusts up to 41 knots. Cloudy. A chance of snow showers by midnight. Freezing spray by midnight. Waves building to 10 to 14 feet occasionally to 18 feet, then subsiding to 9 to 12 feet occasionally to 15 feet. .FRIDAY...Southwest wind 15 to 25 knots. Cloudy with a chance of snow showers. Waves subsiding to 3 to 5 feet occasionally to 7 feet. .FRIDAY NIGHT...Southwest wind 15 to 20 knots veering west after midnight. Cloudy. A chance of snow showers in the evening, then a slight chance of snow showers after midnight. Waves subsiding to 2 to 4 feet. .SATURDAY...Northwest wind 10 to 20 knots. Partly cloudy with a slight chance of snow showers. Waves subsiding to 1 to 2 feet. Note: Wave height forecasts are for ice free areas. $$ LSZ240-241-050900- Saxon Harbor WI to Black River MI- Black River to Ontonagon MI- 501 PM EST Thu Dec 4 2025 /401 PM CST Thu Dec 4 2025/ ...GALE WARNING IN EFFECT UNTIL 4 AM EST /3 AM CST/ FRIDAY... .LATE THIS AFTERNOON...South wind 20 to 25 knots with gusts up to 32 knots. Mostly cloudy. Waves 2 to 4 feet building to 3 to 5 feet occasionally to 7 feet. .TONIGHT...Southwest wind 20 to 25 knots becoming 15 to 25 knots late. Gale force gusts up to 36 knots. Cloudy. Freezing spray through midnight. A slight chance of snow showers through late evening. A chance of snow showers by midnight, then a slight chance of snow showers late. Waves building to 5 to 8 feet occasionally to 10 feet, then subsiding to 3 to 5 feet occasionally to 7 feet. .FRIDAY...Southwest wind 10 to 20 knots. Cloudy. A chance of snow showers through early afternoon, then snow showers likely late. Waves subsiding to 1 to 2 feet. .FRIDAY NIGHT...West wind 15 to 20 knots veering northwest 20 to 25 knots after midnight. Cloudy with a chance of snow showers. Waves building to 3 to 6 feet occasionally to 8 feet. .SATURDAY...Northwest wind 10 to 20 knots with gusts up to 28 knots. Mostly cloudy with a slight chance of snow showers. Waves subsiding to 2 to 3 feet. Note: Wave height forecasts are for ice free areas. $$ LSZ243-050900- Upper Entrance of Portage Canal to Eagle River MI- 501 PM EST Thu Dec 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... ...GALE WARNING IN EFFECT THROUGH FRIDAY MORNING... .LATE THIS AFTERNOON...Southwest wind 20 to 25 knots. Mostly cloudy. Waves 3 to 5 feet occasionally to 7 feet building to 3 to 6 feet occasionally to 8 feet. .TONIGHT...Southwest wind up to 30 knots veering west late. Gale force gusts up to 37 knots. Freezing spray through midnight. Snow showers. Waves building to 9 to 12 feet occasionally to 15 feet, then subsiding to 7 to 10 feet occasionally to 13 feet. .FRIDAY...West wind 15 to 20 knots backing southwest 10 to 20 knots by late morning. Cloudy with a chance of snow showers. Waves subsiding to 2 to 4 feet. .FRIDAY NIGHT...West wind 15 to 25 knots veering northwest up to 30 knots after midnight. Cloudy with a chance of snow showers. Freezing spray after midnight. Waves building to 5 to 8 feet occasionally to 10 feet. .SATURDAY...Northwest wind up to 30 knots diminishing to 15 to 20 knots in the afternoon. Freezing spray in the morning. Mostly cloudy with a slight chance of snow showers. Waves subsiding to 2 to 3 feet. Note: Wave height forecasts are for ice free areas. $$ LSZ242-050900- Ontonagon to Upper Entrance of Portage Canal MI- 501 PM EST Thu Dec 4 2025 ...GALE WARNING IN EFFECT UNTIL 4 AM EST FRIDAY... .LATE THIS AFTERNOON...South wind 20 to 25 knots. Mostly cloudy. Waves 3 to 5 feet occasionally to 7 feet. .TONIGHT...Southwest wind up to 30 knots. Gale force gusts up to 37 knots. Freezing spray through late evening. A slight chance of snow showers through late evening, then snow showers likely by midnight. A chance of snow showers late. Waves building to 7 to 10 feet occasionally to 13 feet, then subsiding to 6 to 9 feet occasionally to 11 feet. .FRIDAY...Southwest wind 10 to 20 knots. Cloudy. A chance of snow showers through early afternoon, then snow showers likely late. Waves subsiding to 2 to 3 feet. .FRIDAY NIGHT...West wind 15 to 25 knots veering northwest up to 30 knots after midnight. Cloudy with a chance of snow showers. Freezing spray after midnight. Waves building to 5 to 8 feet occasionally to 10 feet. .SATURDAY...Northwest wind up to 30 knots diminishing to 10 to 20 knots in the afternoon. Freezing spray in the morning. Mostly cloudy with a slight chance of snow showers. Waves subsiding to 2 to 3 feet. Note: Wave height forecasts are for ice free areas. $$ LSZ244-245-050900- Eagle River to Manitou Island MI- Manitou Island to Point Isabelle MI- 501 PM EST Thu Dec 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... ...GALE WARNING IN EFFECT THROUGH FRIDAY MORNING... .LATE THIS AFTERNOON...Southwest wind 20 to 25 knots. Mostly cloudy. Waves 3 to 5 feet occasionally to 7 feet. .TONIGHT...Southwest wind up to 30 knots veering west 20 to 25 knots late. Snow showers. Freezing spray by midnight. Waves building to 9 to 12 feet occasionally to 15 feet, then subsiding to 7 to 10 feet occasionally to 13 feet. .FRIDAY...West wind 15 to 20 knots backing southwest 10 to 15 knots by late morning. Cloudy with a chance of snow showers. Waves subsiding to 2 to 4 feet. .FRIDAY NIGHT...West wind 15 to 25 knots veering northwest up to 30 knots after midnight. Cloudy. Snow showers likely in the evening, then a chance of snow showers after midnight. Freezing spray after midnight. Waves building to 6 to 9 feet occasionally to 11 feet. .SATURDAY...Northwest wind up to 30 knots diminishing to 15 to 20 knots in the afternoon. Mostly cloudy. Freezing spray in the morning. A chance of snow showers in the morning, then a slight chance of snow showers in the afternoon. Waves subsiding to 3 to 5 feet occasionally to 7 feet. Note: Wave height forecasts are for ice free areas. $$ LSZ246-050900- Point Isabelle to Lower Entrance of Portage Canal MI- 501 PM EST Thu Dec 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... ...GALE WARNING IN EFFECT THROUGH FRIDAY MORNING... .LATE THIS AFTERNOON...Southwest wind 15 to 20 knots with gusts up to 27 knots. Mostly cloudy. Waves 2 to 4 feet. .TONIGHT...Southwest wind 20 to 25 knots becoming 15 to 25 knots late. Gale force gusts up to 34 knots. Cloudy with a chance of snow showers. Freezing spray by midnight. Waves building to 4 to 7 feet occasionally to 9 feet, then subsiding to 2 to 4 feet. .FRIDAY...Southwest wind 10 to 20 knots. Mostly cloudy with a chance of snow showers. Waves subsiding to 1 to 2 feet. .FRIDAY NIGHT...West wind 10 to 20 knots veering northwest 15 to 25 knots after midnight. Cloudy. Snow showers likely in the evening, then a chance of snow showers after midnight. Waves building to 2 to 3 feet. .SATURDAY...Northwest wind 15 to 25 knots diminishing to 10 to 15 knots in the afternoon. Cloudy. A chance of snow showers in the morning, then a slight chance of snow showers in the afternoon. Waves subsiding to 1 to 2 feet. Note: Wave height forecasts are for ice free areas. $$ LSZ247-050900- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 501 PM EST Thu Dec 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... ...GALE WARNING IN EFFECT THROUGH FRIDAY MORNING... .LATE THIS AFTERNOON...Southwest wind 15 to 20 knots with gusts up to 27 knots. Mostly cloudy. Waves 2 to 3 feet. .TONIGHT...Southwest wind 20 to 25 knots. Gale force gusts up to 34 knots. Cloudy. A chance of snow showers through midnight, then a slight chance of snow showers late. Waves building to 3 to 6 feet occasionally to 8 feet, then subsiding to 2 to 4 feet. .FRIDAY...Southwest wind 10 to 20 knots with gusts up to 27 knots. Mostly cloudy. A slight chance of snow showers through mid morning, then a chance of snow showers by late morning. Waves subsiding to 1 to 2 feet. .FRIDAY NIGHT...West wind 10 to 20 knots veering northwest 15 to 25 knots after midnight. Cloudy. Snow showers likely in the evening, then a chance of snow showers after midnight. Waves building to 3 to 5 feet occasionally to 7 feet. .SATURDAY...Northwest wind 15 to 25 knots. Mostly cloudy. A chance of snow showers in the morning, then a slight chance of snow showers in the afternoon. Waves subsiding to 1 to 2 feet. Note: Wave height forecasts are for ice free areas. $$ LSZ248-050900- Huron Islands to Marquette MI- 501 PM EST Thu Dec 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... ...GALE WARNING IN EFFECT THROUGH FRIDAY MORNING... .LATE THIS AFTERNOON...Southwest wind 15 to 20 knots. Mostly cloudy. Waves 2 to 3 feet. .TONIGHT...Southwest wind 20 to 25 knots becoming 15 to 25 knots by midnight. Gale force gusts up to 35 knots. Cloudy. A chance of snow showers through midnight, then a slight chance of snow showers late. Waves building to 3 to 5 feet occasionally to 7 feet, then subsiding to 2 to 4 feet. .FRIDAY...Southwest wind 10 to 20 knots. Mostly cloudy. A slight chance of snow showers through mid morning, then a chance of snow showers by late morning. Waves subsiding to 1 to 2 feet. .FRIDAY NIGHT...West wind 10 to 20 knots veering northwest 15 to 25 knots after midnight. Gusts up to 32 knots. Snow showers. Waves building to 4 to 7 feet occasionally to 9 feet. .SATURDAY...Northwest wind 15 to 25 knots. Mostly cloudy with a chance of snow showers. Waves subsiding to 2 to 4 feet. Note: Wave height forecasts are for ice free areas. $$ LSZ249-050900- Marquette to Munising MI- 501 PM EST Thu Dec 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... ...GALE WARNING IN EFFECT THROUGH FRIDAY MORNING... .LATE THIS AFTERNOON...Southwest wind 15 to 20 knots. Mostly cloudy. Waves 3 to 5 feet occasionally to 7 feet subsiding to 2 to 4 feet. .TONIGHT...Southwest wind 20 to 25 knots becoming 15 to 25 knots late. Gale force gusts up to 38 knots. Cloudy. A slight chance of snow showers through late evening, then a chance of snow showers by midnight. Waves building to 3 to 6 feet occasionally to 8 feet, then subsiding to 2 to 4 feet. .FRIDAY...Southwest wind 10 to 20 knots becoming 10 to 15 knots late. Mostly cloudy with a chance of snow showers. Waves subsiding to 1 to 2 feet. .FRIDAY NIGHT...Southwest wind 10 to 20 knots veering west 15 to 25 knots after midnight. Gusts up to 33 knots. Snow showers. Waves building to 6 to 9 feet occasionally to 11 feet. .SATURDAY...Northwest wind 15 to 25 knots with gusts up to 33 knots. Mostly cloudy. Snow showers likely in the morning, then a chance of snow showers in the afternoon. Waves building to 7 to 10 feet occasionally to 13 feet, then subsiding to 4 to 7 feet occasionally to 9 feet. Note: Wave height forecasts are for ice free areas. $$ LSZ250-050900- Munising to Grand Marais MI- 501 PM EST Thu Dec 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... ...GALE WARNING IN EFFECT THROUGH FRIDAY MORNING... .LATE THIS AFTERNOON...Southwest wind 15 to 20 knots. Mostly cloudy. Freezing spray. Waves 3 to 6 feet occasionally to 8 feet. .TONIGHT...Southwest wind up to 30 knots. Gale force gusts up to 39 knots. Cloudy. A slight chance of snow showers through late evening, then a chance of snow showers by midnight. Freezing spray by midnight. Waves subsiding to 3 to 5 feet occasionally to 7 feet, then building to 4 to 7 feet occasionally to 9 feet. .FRIDAY...Southwest wind 10 to 20 knots backing south 10 to 15 knots late. Mostly cloudy with a chance of snow showers. Waves subsiding to 1 to 2 feet. .FRIDAY NIGHT...Southwest wind 15 to 20 knots veering west up to 30 knots after midnight. Snow showers. Waves building to 7 to 10 feet occasionally to 13 feet. .SATURDAY...Northwest wind up to 30 knots. Snow showers likely. Waves building to 8 to 11 feet occasionally to 14 feet, then subsiding to 5 to 8 feet occasionally to 10 feet. Note: Wave height forecasts are for ice free areas. $$ LSZ251-050900- Grand Marais to Whitefish Point MI- 501 PM EST Thu Dec 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... ...GALE WARNING IN EFFECT THROUGH FRIDAY MORNING... .LATE THIS AFTERNOON...Southwest wind 15 to 20 knots. Mostly cloudy with a chance of snow showers. Waves 3 to 6 feet occasionally to 8 feet. .TONIGHT...Southwest wind up to 30 knots with gale force gusts up to 39 knots. Snow showers by midnight. Waves subsiding to 3 to 5 feet occasionally to 7 feet, then building to 3 to 6 feet occasionally to 8 feet. .FRIDAY...Southwest wind 10 to 20 knots becoming 10 to 15 knots late. Gusts up to 27 knots. Mostly cloudy with a chance of snow showers. Waves subsiding to 2 to 3 feet. .FRIDAY NIGHT...Southwest wind 15 to 20 knots veering west up to 30 knots after midnight. Snow showers. Waves building to 7 to 10 feet occasionally to 13 feet. .SATURDAY...Northwest wind up to 30 knots. Snow showers. Waves building to 8 to 11 feet occasionally to 14 feet, then subsiding to 5 to 8 feet occasionally to 10 feet. Note: Wave height forecasts are for ice free areas. $$ WFO MQT