Nearshore Marine Forecast
Issued by NWS Marquette, MI
Issued by NWS Marquette, MI
033 FZUS53 KMQT 041600 NSHMQT Nearshore Marine Forecast National Weather Service Marquette MI 1100 AM 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. LMZ221-042100- Green Bay North of line from Cedar River MI to Rock Island Passage- 1100 AM EST Thu Dec 4 2025 ...GALE WARNING IN EFFECT FROM 10 PM EST THIS EVENING THROUGH FRIDAY MORNING... .REST OF TODAY...West wind 10 to 15 knots backing southwest 10 to 20 knots late. Mostly sunny. Waves 2 to 3 feet subsiding to 1 to 2 feet, then building to 2 to 3 feet. .TONIGHT...Southwest wind up to 30 knots with gale force gusts up to 38 knots. Mostly cloudy. Freezing spray by midnight. A slight chance of snow showers late. 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 in the afternoon. Cloudy with a chance of snow showers. Waves subsiding to 2 to 3 feet. .FRIDAY NIGHT...Southwest wind 10 to 15 knots veering west after midnight. Cloudy. Snow showers likely in the evening, then a slight chance of snow showers after midnight. Waves 2 to 3 feet. Note: Wave height forecasts are for ice free areas. $$ LMZ248-250-042100- Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 1100 AM EST Thu Dec 4 2025 ...GALE WARNING IN EFFECT FROM 10 PM EST THIS EVENING THROUGH FRIDAY MORNING... .REST OF TODAY...West wind 10 to 20 knots backing southwest late. Partly cloudy. Waves 2 to 3 feet subsiding to 1 to 2 feet, then building to 2 to 3 feet. .TONIGHT...Southwest wind up to 30 knots with gale force gusts up to 42 knots. Mostly cloudy. A chance of snow showers by midnight. Freezing spray by midnight. Waves building to 9 to 12 feet occasionally to 15 feet, then subsiding to 8 to 11 feet occasionally to 14 feet. .FRIDAY...West wind 15 to 25 knots backing southwest 10 to 15 knots in the afternoon. Cloudy with a chance of snow showers. Waves subsiding to 3 to 5 feet occasionally to 7 feet. .FRIDAY NIGHT...Southwest wind 10 to 15 knots veering west after midnight. Cloudy. Snow showers likely in the evening, then a slight chance of snow showers after midnight. Waves subsiding to 2 to 4 feet. Note: Wave height forecasts are for ice free areas. $$ LSZ240-042100- Saxon Harbor WI to Black River MI- 1100 AM EST Thu Dec 4 2025 /1000 AM CST Thu Dec 4 2025/ ...GALE WARNING IN EFFECT FROM 4 PM EST /3 PM CST/ THIS AFTERNOON THROUGH LATE TONIGHT... .REST OF TODAY...Southwest wind 15 to 25 knots with gusts up to 32 knots. Partly cloudy. Waves 2 to 3 feet subsiding to 1 to 2 feet, then building to 2 to 4 feet. .TONIGHT...Southwest wind up to 30 knots diminishing to 15 to 25 knots late. Gale force gusts up to 37 knots. Cloudy. A slight 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 15 knots. Cloudy. A chance of snow showers in the morning, then snow showers likely in the afternoon. Waves subsiding to 1 to 2 feet. .FRIDAY NIGHT...West wind 10 to 20 knots veering northwest 15 to 20 knots after midnight. 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. Note: Wave height forecasts are for ice free areas. $$ LSZ241-042100- Black River to Ontonagon MI- 1100 AM EST Thu Dec 4 2025 /1000 AM CST Thu Dec 4 2025/ ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EST /3 PM CST/ THIS AFTERNOON... ...GALE WARNING IN EFFECT FROM 4 PM EST /3 PM CST/ THIS AFTERNOON THROUGH LATE TONIGHT... .REST OF TODAY...Southwest wind 15 to 25 knots. Partly cloudy. Waves 2 to 4 feet building to 3 to 5 feet occasionally to 7 feet. .TONIGHT...Southwest wind up to 30 knots diminishing to 15 to 25 knots late. Gale force gusts up to 37 knots. Cloudy. A slight chance of snow showers through late evening, then a chance of snow showers by midnight. Freezing spray by midnight. Waves building to 5 to 8 feet occasionally to 10 feet, then subsiding to 3 to 6 feet occasionally to 8 feet. .FRIDAY...Southwest wind 10 to 20 knots. Cloudy with a chance of snow showers. Waves subsiding to 1 to 2 feet. .FRIDAY NIGHT...West wind 15 to 20 knots veering northwest after midnight. Cloudy with a chance of snow showers. Waves building to 3 to 6 feet occasionally to 8 feet. Note: Wave height forecasts are for ice free areas. $$ LSZ243-042100- Upper Entrance of Portage Canal to Eagle River MI- 1100 AM EST Thu Dec 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... ...GALE WARNING IN EFFECT FROM 7 PM EST THIS EVENING THROUGH FRIDAY MORNING... .REST OF TODAY...West wind 15 to 25 knots backing southwest 20 to 25 knots late. Mostly cloudy. A chance of snow showers by late morning. Freezing spray late. Waves 2 to 4 feet building to 3 to 6 feet occasionally to 8 feet, then subsiding to 3 to 5 feet occasionally to 7 feet. .TONIGHT...Southwest wind up to 30 knots veering west late. Gale force gusts up to 38 knots. Freezing spray through midnight. A chance of snow showers through late evening, then snow showers by midnight. Waves building to 10 to 14 feet occasionally to 18 feet, then subsiding to 8 to 11 feet occasionally to 14 feet. .FRIDAY...West wind 15 to 25 knots backing southwest 10 to 15 knots in the afternoon. 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 4 to 7 feet occasionally to 9 feet. Note: Wave height forecasts are for ice free areas. $$ LSZ242-042100- Ontonagon to Upper Entrance of Portage Canal MI- 1100 AM EST Thu Dec 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... ...GALE WARNING IN EFFECT FROM 4 PM EST THIS AFTERNOON THROUGH LATE TONIGHT... .REST OF TODAY...Southwest wind 15 to 20 knots backing south 15 to 25 knots late. Mostly cloudy. A chance of snow showers by late morning. Waves 2 to 4 feet building to 3 to 5 feet occasionally to 7 feet. .TONIGHT...Southwest wind up to 30 knots. Gale force gusts up to 37 knots. A chance of snow showers through late evening, then snow showers by midnight. A chance of snow showers late. Freezing spray by midnight. Waves building to 8 to 11 feet occasionally to 14 feet, then subsiding to 7 to 10 feet occasionally to 13 feet. .FRIDAY...Southwest wind 10 to 20 knots with gusts up to 27 knots. Cloudy with a chance of snow showers. Waves subsiding to 2 to 3 feet. .FRIDAY NIGHT...West wind 15 to 25 knots veering northwest up to 30 knots after midnight. Cloudy. Snow showers likely in the evening, then a chance of snow showers after midnight. Freezing spray after midnight. Waves building to 4 to 7 feet occasionally to 9 feet. Note: Wave height forecasts are for ice free areas. $$ LSZ244-245-042100- Eagle River to Manitou Island MI- Manitou Island to Point Isabelle MI- 1100 AM EST Thu Dec 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... ...GALE WARNING IN EFFECT FROM 7 PM EST THIS EVENING THROUGH FRIDAY MORNING... .REST OF TODAY...West wind 15 to 20 knots backing southwest 20 to 25 knots late. Mostly cloudy. A chance of snow showers by late morning. Waves 3 to 6 feet occasionally to 8 feet subsiding to 2 to 4 feet, then building to 3 to 5 feet occasionally to 7 feet. .TONIGHT...Southwest wind up to 30 knots veering west late. Gale force gusts up to 38 knots. A slight chance of snow showers through late evening, then snow showers by midnight. Freezing spray by midnight. Waves building to 9 to 12 feet occasionally to 15 feet, then subsiding to 8 to 11 feet occasionally to 14 feet. .FRIDAY...West wind 10 to 20 knots backing southwest 10 to 15 knots in the afternoon. Gusts up to 29 knots. Cloudy with a chance of snow showers. Waves subsiding to 2 to 3 feet. .FRIDAY NIGHT...West wind 15 to 20 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 5 to 8 feet occasionally to 10 feet. Note: Wave height forecasts are for ice free areas. $$ LSZ246-042100- Point Isabelle to Lower Entrance of Portage Canal MI- 1100 AM EST Thu Dec 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... ...GALE WARNING IN EFFECT FROM 7 PM EST THIS EVENING THROUGH FRIDAY MORNING... .REST OF TODAY...Southwest wind 10 to 20 knots becoming 15 to 20 knots late. Gusts up to 27 knots in the afternoon. Mostly cloudy. A chance of snow showers by late morning. Waves calm to 1 foot building to 2 to 4 feet. .TONIGHT...Southwest wind 20 to 25 knots becoming 15 to 25 knots by midnight. Gusts up to 33 knots. Cloudy. A slight chance of snow showers through late evening, then a chance of snow showers by midnight. Waves building to 3 to 6 feet occasionally to 8 feet, then subsiding to 2 to 4 feet. .FRIDAY...Southwest wind 10 to 20 knots with gusts up to 30 knots. Mostly cloudy with a chance of snow showers. Waves subsiding to 1 to 2 feet. .FRIDAY NIGHT...West wind 10 to 20 knots veering northwest 15 to 20 knots after midnight. Gale force gusts up to 34 knots. Cloudy. Snow showers likely in the evening, then a chance of snow showers after midnight. Waves building to 2 to 3 feet. Note: Wave height forecasts are for ice free areas. $$ LSZ247-042100- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 1100 AM EST Thu Dec 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... ...GALE WARNING IN EFFECT FROM 7 PM EST THIS EVENING THROUGH FRIDAY MORNING... .REST OF TODAY...Southwest wind 10 to 20 knots becoming 15 to 20 knots late. Mostly cloudy. A slight chance of snow showers by late morning. Waves 1 to 2 feet building to 2 to 3 feet. .TONIGHT...Southwest wind 20 to 25 knots becoming up to 30 knots by midnight. 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 3 to 5 feet occasionally to 7 feet. .FRIDAY...Southwest wind 10 to 20 knots with gusts up to 30 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. Gusts up to 32 knots. 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. Note: Wave height forecasts are for ice free areas. $$ LSZ248-042100- Huron Islands to Marquette MI- 1100 AM EST Thu Dec 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... ...GALE WARNING IN EFFECT FROM 7 PM EST THIS EVENING THROUGH FRIDAY MORNING... .REST OF TODAY...West wind 10 to 15 knots backing southwest 15 to 20 knots late. Mostly cloudy. Waves 4 to 7 feet occasionally to 9 feet subsiding to 2 to 3 feet. .TONIGHT...Southwest wind 15 to 25 knots becoming 15 to 20 knots late. Gale force gusts up to 35 knots. Cloudy. A slight chance of snow showers through late evening, then a chance of snow showers by midnight. Waves building to 3 to 6 feet occasionally to 8 feet, then subsiding to 3 to 5 feet occasionally to 7 feet. .FRIDAY...Southwest wind 10 to 20 knots with gusts up to 29 knots. Mostly cloudy. A chance of snow showers in the morning, then snow showers likely in the afternoon. Waves subsiding to 1 to 2 feet. .FRIDAY NIGHT...Southwest wind 10 to 20 knots veering northwest 15 to 25 knots after midnight. Gusts up to 32 knots. Snow showers. Waves building to 3 to 6 feet occasionally to 8 feet. Note: Wave height forecasts are for ice free areas. $$ LSZ249-042100- Marquette to Munising MI- 1100 AM EST Thu Dec 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... ...GALE WARNING IN EFFECT FROM 7 PM EST THIS EVENING THROUGH FRIDAY MORNING... .REST OF TODAY...West wind 15 to 20 knots backing southwest late. Mostly cloudy. A chance of snow showers by late morning. Freezing spray by late morning. Waves 7 to 10 feet occasionally to 13 feet subsiding to 3 to 5 feet occasionally to 7 feet. .TONIGHT...Southwest wind up to 30 knots diminishing to 15 to 25 knots late. Gale force gusts up to 38 knots. Cloudy. A slight chance of snow showers through midnight, then a chance of snow showers late. Waves subsiding to 2 to 4 feet, then building to 3 to 6 feet occasionally to 8 feet. .FRIDAY...Southwest wind 10 to 20 knots. Snow showers likely. Waves subsiding to 1 to 2 feet. .FRIDAY NIGHT...Southwest wind 10 to 20 knots veering west 15 to 25 knots after midnight. Snow showers. Waves building to 4 to 7 feet occasionally to 9 feet. Note: Wave height forecasts are for ice free areas. $$ LSZ250-042100- Munising to Grand Marais MI- 1100 AM EST Thu Dec 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... ...GALE WARNING IN EFFECT FROM 7 PM EST THIS EVENING THROUGH FRIDAY MORNING... .REST OF TODAY...Northwest wind 15 to 20 knots backing southwest late. Freezing spray by late morning. Mostly cloudy with a chance of snow showers. Waves 8 to 11 feet occasionally to 14 feet subsiding to 3 to 6 feet occasionally to 8 feet. .TONIGHT...Southwest wind up to 30 knots with gale force gusts up to 40 knots. Snow showers by midnight. A chance of snow showers late. Freezing spray by midnight. Waves subsiding to 3 to 5 feet occasionally to 7 feet, then building to 5 to 8 feet occasionally to 10 feet. .FRIDAY...Southwest wind 15 to 25 knots diminishing to 10 to 15 knots in the afternoon. Snow showers. Waves subsiding to 2 to 3 feet. .FRIDAY NIGHT...Southwest wind 15 to 20 knots veering west up to 30 knots after midnight. Snow showers. Waves building to 5 to 8 feet occasionally to 10 feet. Note: Wave height forecasts are for ice free areas. $$ LSZ251-042100- Grand Marais to Whitefish Point MI- 1100 AM EST Thu Dec 4 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... ...GALE WARNING IN EFFECT FROM 7 PM EST THIS EVENING THROUGH FRIDAY MORNING... .REST OF TODAY...Northwest wind 15 to 25 knots backing southwest 15 to 20 knots late. Cloudy with a chance of snow showers. Freezing spray through the day. Waves 8 to 11 feet occasionally to 14 feet subsiding to 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 4 to 7 feet occasionally to 9 feet. .FRIDAY...Southwest wind 15 to 25 knots diminishing to 10 to 15 knots in the afternoon. Snow showers likely. Waves subsiding to 2 to 4 feet. .FRIDAY NIGHT...Southwest wind 15 to 20 knots veering west 15 to 25 knots after midnight. Snow showers. Waves subsiding to 2 to 3 feet, then building to 5 to 8 feet occasionally to 10 feet. Note: Wave height forecasts are for ice free areas. $$ WFO MQT