Nearshore Marine Forecast
Issued by NWS Marquette, MI
Issued by NWS Marquette, MI
389 FZUS53 KMQT 211605 NSHMQT Nearshore Marine Forecast National Weather Service Marquette MI 1105 AM EST Fri Nov 21 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. LMZ221-212100- Green Bay North of line from Cedar River MI to Rock Island Passage- 1105 AM EST Fri Nov 21 2025 .REST OF TODAY...West wind 10 to 15 knots veering northwest late. Partly cloudy. Waves 2 to 3 feet subsiding to 1 to 2 feet. .TONIGHT...Northwest wind 5 to 15 knots becoming less than 10 knots late. Mostly clear. Waves 1 to 2 feet. .SATURDAY...West wind 5 to 15 knots backing southwest 15 to 20 knots in the afternoon. Mostly cloudy. A slight chance of rain showers and snow showers in the afternoon. Waves building to 2 to 4 feet. .SATURDAY NIGHT...West wind 10 to 20 knots becoming 10 to 15 knots after midnight. Partly cloudy. Waves subsiding to 1 to 2 feet. $$ LMZ248-250-212100- Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 1105 AM EST Fri Nov 21 2025 .REST OF TODAY...West wind 15 to 20 knots veering northwest 10 to 15 knots late. Partly cloudy. Waves 2 to 3 feet subsiding to 1 to 2 feet. .TONIGHT...Northwest wind 5 to 15 knots. Partly cloudy. Waves 1 to 2 feet. .SATURDAY...West wind 5 to 15 knots backing southwest 15 to 20 knots in the afternoon. Mostly cloudy. A slight chance of rain showers and snow showers in the afternoon. Waves building to 2 to 3 feet. .SATURDAY NIGHT...West wind 10 to 20 knots veering northwest 10 to 15 knots after midnight. Partly cloudy. Waves building to 2 to 4 feet, then subsiding to 1 to 2 feet. $$ LSZ240-212100- Saxon Harbor WI to Black River MI- 1105 AM EST Fri Nov 21 2025 /1005 AM CST Fri Nov 21 2025/ .REST OF TODAY...Northwest wind 10 to 20 knots. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 2 feet. .TONIGHT...West wind less than 10 knots backing south late. Mostly clear through midnight then becoming mostly cloudy. Waves 1 to 2 feet. .SATURDAY...Southwest wind 10 to 15 knots. Cloudy in the morning then becoming partly cloudy. Waves building to 1 to 2 feet. .SATURDAY NIGHT...West wind 10 to 15 knots. Mostly clear. Waves 1 to 2 feet. $$ LSZ241-212100- Black River to Ontonagon MI- 1105 AM EST Fri Nov 21 2025 /1005 AM CST Fri Nov 21 2025/ ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EST /3 PM CST/ THIS AFTERNOON... .REST OF TODAY...Northwest wind 10 to 20 knots. Mostly cloudy. Waves 3 to 6 feet occasionally to 8 feet subsiding to 2 to 3 feet. .TONIGHT...Northwest wind 10 to 15 knots backing southwest less than 10 knots late. Partly cloudy through midnight then becoming mostly cloudy. Waves subsiding to 1 to 2 feet. .SATURDAY...South wind 10 to 15 knots veering west 15 to 20 knots in the afternoon. Cloudy with a slight chance of snow showers in the morning, then partly cloudy in the afternoon. Waves building to 2 to 3 feet. .SATURDAY NIGHT...West wind 15 to 20 knots. Mostly clear. Waves building to 2 to 4 feet. $$ LSZ242-243-212100- Ontonagon to Upper Entrance of Portage Canal MI- Upper Entrance of Portage Canal to Eagle River MI- 1105 AM EST Fri Nov 21 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... .REST OF TODAY...Northwest wind 10 to 20 knots. Cloudy. Waves 3 to 6 feet occasionally to 8 feet subsiding to 2 to 3 feet. .TONIGHT...Northwest wind 5 to 15 knots backing southwest late. Mostly cloudy then becoming partly cloudy by midnight then becoming mostly cloudy. Waves subsiding to 1 to 2 feet. .SATURDAY...South wind 10 to 15 knots veering southwest 10 to 20 knots in the afternoon. Cloudy. A slight chance of snow showers possibly mixed with rain showers in the morning, then a chance of rain showers possibly mixed with snow showers in the afternoon. Waves building to 2 to 4 feet. .SATURDAY NIGHT...West wind 15 to 20 knots. Partly cloudy. Waves building to 3 to 5 feet occasionally to 7 feet, then subsiding to 2 to 4 feet. $$ LSZ245-212100- Manitou Island to Point Isabelle MI- 1105 AM EST Fri Nov 21 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... .REST OF TODAY...Northwest wind 15 to 20 knots. Cloudy. Waves 3 to 5 feet occasionally to 7 feet subsiding to 2 to 4 feet. .TONIGHT...Northwest wind 5 to 15 knots backing west less than 10 knots late. Mostly cloudy. Waves subsiding to 1 to 2 feet. .SATURDAY...Southwest wind 5 to 15 knots. Cloudy. A chance of rain showers possibly mixed with snow showers in the afternoon. Waves building to 2 to 3 feet. .SATURDAY NIGHT...Northwest wind 15 to 20 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves subsiding to 1 to 2 feet, then building to 2 to 4 feet. $$ LSZ244-212100- Eagle River to Manitou Island MI- 1105 AM EST Fri Nov 21 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING... .REST OF TODAY...Northwest wind 15 to 20 knots. Cloudy. Waves 3 to 6 feet occasionally to 8 feet subsiding to 3 to 5 feet occasionally to 7 feet. .TONIGHT...Northwest wind 10 to 15 knots backing west less than 10 knots late. Mostly cloudy. Waves subsiding to 1 to 2 feet. .SATURDAY...Southwest wind 10 to 20 knots. Cloudy. A slight chance of rain showers and snow showers in the morning, then a chance of rain showers possibly mixed with snow showers in the afternoon. Waves building to 2 to 4 feet. .SATURDAY NIGHT...Northwest wind 15 to 20 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves building to 3 to 5 feet occasionally to 7 feet. $$ LSZ246-212100- Point Isabelle to Lower Entrance of Portage Canal MI- 1105 AM EST Fri Nov 21 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... .REST OF TODAY...Northwest wind 10 to 15 knots with gusts up to 25 knots. Cloudy. Waves 1 to 2 feet. .TONIGHT...Northwest wind less than 10 knots backing west late. Gusts up to 17 knots. Mostly cloudy. Waves calm to 1 foot. .SATURDAY...Southwest wind 10 to 15 knots. Cloudy. A slight chance of snow showers in the morning, then a chance of rain showers possibly mixed with snow showers in the afternoon. Waves building to 1 to 2 feet. .SATURDAY NIGHT...West wind 10 to 15 knots with gusts up to 24 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 to 2 feet. $$ LSZ247-212100- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 1105 AM EST Fri Nov 21 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... .REST OF TODAY...Northwest wind 10 to 20 knots. Cloudy. Waves 2 to 3 feet subsiding to 1 to 2 feet. .TONIGHT...West wind 5 to 15 knots backing southwest less than 10 knots late. Cloudy through midnight then becoming partly cloudy. Waves 1 to 2 feet. .SATURDAY...Southwest wind 5 to 15 knots. Cloudy. A chance of rain showers possibly mixed with snow showers in the afternoon. Waves building to 1 to 2 feet. .SATURDAY NIGHT...West wind 15 to 20 knots. Partly cloudy. Waves building to 2 to 3 feet. $$ LSZ248-212100- Huron Islands to Marquette MI- 1105 AM EST Fri Nov 21 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... .REST OF TODAY...Northwest wind 15 to 20 knots. Cloudy. Waves 3 to 5 feet occasionally to 7 feet subsiding to 2 to 4 feet. .TONIGHT...Northwest wind 10 to 15 knots backing west less than 10 knots late. Cloudy through midnight then becoming partly cloudy. Waves subsiding to 1 to 2 feet. .SATURDAY...Southwest wind 5 to 15 knots. Mostly cloudy. A chance of rain showers possibly mixed with snow showers in the afternoon. Waves 1 to 2 feet. .SATURDAY NIGHT...West wind 10 to 20 knots with gusts up to 27 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves building to 2 to 4 feet. $$ LSZ249-212100- Marquette to Munising MI- 1105 AM EST Fri Nov 21 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...Northwest wind 15 to 25 knots. Mostly cloudy. Waves 3 to 6 feet occasionally to 8 feet. .TONIGHT...Northwest wind 10 to 20 knots backing west less than 10 knots late. Mostly cloudy. Waves subsiding to 2 to 3 feet. .SATURDAY...Southwest wind 10 to 15 knots. Mostly cloudy. A chance of rain showers and snow showers in the afternoon. Waves subsiding to 1 to 2 feet. .SATURDAY NIGHT...West wind 10 to 20 knots veering northwest 15 to 20 knots after midnight. Mostly cloudy. A slight chance of rain showers in the evening. Waves building to 3 to 6 feet occasionally to 8 feet. $$ LSZ250-212100- Munising to Grand Marais MI- 1105 AM EST Fri Nov 21 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...Northwest wind 15 to 25 knots. Mostly cloudy. A slight chance of rain showers possibly mixed with snow showers by late morning, then a slight chance of snow showers late. Waves 4 to 7 feet occasionally to 9 feet. .TONIGHT...Northwest wind 10 to 20 knots becoming 10 to 15 knots late. Cloudy. Waves subsiding to 2 to 3 feet. .SATURDAY...Southwest wind 10 to 15 knots backing south 10 to 20 knots in the afternoon. Cloudy. A chance of rain showers and snow showers in the afternoon. Waves subsiding to 1 to 2 feet. .SATURDAY NIGHT...West wind 15 to 20 knots veering northwest after midnight. Mostly cloudy. A chance of rain showers in the evening. Waves building to 4 to 7 feet occasionally to 9 feet. $$ LSZ251-212100- Grand Marais to Whitefish Point MI- 1105 AM EST Fri Nov 21 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...Northwest wind 20 to 25 knots. Mostly cloudy. A chance of rain showers by late morning, then a slight chance of rain showers and snow showers late. Waves 5 to 8 feet occasionally to 10 feet subsiding to 4 to 7 feet occasionally to 9 feet. .TONIGHT...Northwest wind 10 to 20 knots. Cloudy. A slight chance of snow showers through midnight. Waves subsiding to 2 to 4 feet. .SATURDAY...West wind 10 to 15 knots backing southwest in the afternoon. Cloudy. A chance of rain showers possibly mixed with snow showers in the afternoon. Waves subsiding to 1 to 2 feet. .SATURDAY NIGHT...Southwest wind 15 to 20 knots veering northwest after midnight. Cloudy. A chance of rain showers in the evening, then a slight chance of rain showers after midnight. Waves building to 4 to 7 feet occasionally to 9 feet. $$ WFO MQT