FZUS53 KMQT 210900 NSHMQT Nearshore Marine Forecast National Weather Service Marquette MI 500 AM EDT Sat Mar 21 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. LMZ221-212000- Green Bay North of line from Cedar River MI to Rock Island Passage- 500 AM EDT Sat Mar 21 2026 .EARLY THIS MORNING...Variable wind less than 10 knots. Cloudy. Waves calm to 1 foot. .TODAY...Southeast wind 5 to 15 knots. Cloudy. A slight chance of freezing rain through mid morning. A slight chance of snow showers through early afternoon. A slight chance of rain showers through the day. Waves building to 1 to 2 feet. .TONIGHT...East wind less than 10 knots backing north 5 to 15 knots by midnight. Cloudy. A slight chance of rain showers through midnight, then a chance of rain showers possibly mixed with snow showers late. Waves 1 to 2 feet. .SUNDAY...North wind 10 to 20 knots. Mostly cloudy. Waves 1 to 2 feet. .SUNDAY NIGHT...North wind 5 to 15 knots. Partly cloudy. Waves calm to 1 foot. $$ LMZ248-250-212000- Seul Choix Point to Point Detour MI- 5NM East of a line from Fairport MI to Rock Island Passage- 500 AM EDT Sat Mar 21 2026 .EARLY THIS MORNING...Variable wind less than 10 knots. Cloudy. Waves calm to 1 foot. .TODAY...Southeast wind 5 to 15 knots. Cloudy. A slight chance of rain showers and snow showers through mid morning, then a chance of rain showers and snow showers by late morning. Waves building to 2 to 3 feet. .TONIGHT...Southeast wind less than 10 knots backing north 5 to 15 knots by midnight. Cloudy. A slight chance of rain showers through midnight, then a chance of rain showers late. Waves subsiding to 1 to 2 feet, then building to 2 to 3 feet. .SUNDAY...North wind 10 to 20 knots. Mostly cloudy. Waves subsiding to 1 to 2 feet. .SUNDAY NIGHT...North wind 5 to 15 knots. Partly cloudy. Waves 1 to 2 feet. $$ LSZ240-241-212000- Saxon Harbor WI to Black River MI- Black River to Ontonagon MI- 500 AM EDT Sat Mar 21 2026 /400 AM CDT Sat Mar 21 2026/ .EARLY THIS MORNING...Southeast wind less than 10 knots. Cloudy with a slight chance of rain showers. Waves calm to 1 foot. .TODAY...Southeast wind less than 10 knots backing north late. Mostly cloudy. A chance of rain showers through mid morning, then a slight chance of rain showers by late morning. Waves calm to 1 foot. .TONIGHT...North wind 10 to 20 knots veering northeast 15 to 20 knots late. Cloudy. A chance of rain showers and snow showers. Waves building to 4 to 7 feet occasionally to 9 feet. .SUNDAY...Northeast wind 10 to 20 knots. Mostly cloudy. Waves building to 5 to 8 feet occasionally to 10 feet, then subsiding to 3 to 5 feet occasionally to 7 feet. .SUNDAY NIGHT...East wind less than 10 knots veering southwest after midnight. Partly cloudy. Waves subsiding to 1 to 2 feet. $$ LSZ242-243-212000- Ontonagon to Upper Entrance of Portage Canal MI- Upper Entrance of Portage Canal to Eagle River MI- 500 AM EDT Sat Mar 21 2026 .EARLY THIS MORNING...Southeast wind less than 10 knots. Cloudy with a chance of snow showers possibly mixed with rain showers. Waves calm to 1 foot. .TODAY...Southeast wind 10 to 15 knots backing east late. Cloudy. Rain showers likely in the morning. Snow showers likely through the day. A chance of rain showers in the afternoon. Waves building to 1 to 2 feet. .TONIGHT...Northeast wind 10 to 20 knots increasing to 20 to 25 knots late. Cloudy. A slight chance of rain showers and snow showers through midnight, then a slight chance of snow showers late. Waves building to 5 to 8 feet occasionally to 10 feet. .SUNDAY...Northeast wind 20 to 25 knots diminishing to 10 to 20 knots in the afternoon. Mostly cloudy. Freezing spray in the morning. Waves subsiding to 2 to 4 feet. .SUNDAY NIGHT...Northeast wind less than 10 knots backing west after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves subsiding to 1 to 2 feet. $$ LSZ244-245-212000- Eagle River to Manitou Island MI- Manitou Island to Point Isabelle MI- 500 AM EDT Sat Mar 21 2026 .EARLY THIS MORNING...Southeast wind less than 10 knots. Cloudy with a chance of snow showers. Waves calm to 1 foot. .TODAY...Southeast wind 10 to 20 knots. Snow showers through early afternoon. Rain showers likely by late morning, then a chance of rain showers and snow showers late. Waves building to 3 to 5 feet occasionally to 7 feet, then subsiding to 2 to 4 feet. .TONIGHT...East wind 10 to 15 knots backing northeast 15 to 25 knots by midnight. Gusts up to 33 knots. Cloudy. A slight chance of rain showers and snow showers through late evening. Freezing spray late. Waves building to 5 to 8 feet occasionally to 10 feet. .SUNDAY...Northeast wind 20 to 25 knots backing north 10 to 20 knots in the afternoon. Gusts up to 33 knots. Mostly cloudy. Freezing spray. Waves subsiding to 2 to 4 feet. .SUNDAY NIGHT...North wind 5 to 15 knots backing northwest less than 10 knots after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves subsiding to 1 to 2 feet. $$ LSZ246-212000- Point Isabelle to Lower Entrance of Portage Canal MI- 500 AM EDT Sat Mar 21 2026 .EARLY THIS MORNING...Southeast wind less than 10 knots. Cloudy with a chance of snow showers possibly mixed with rain showers. Waves calm to 1 foot. .TODAY...Southeast wind 10 to 15 knots with gusts up to 23 knots. Snow showers possibly mixed with rain showers through the day. Waves building to 1 to 2 feet. .TONIGHT...Northeast wind 10 to 20 knots with gusts up to 29 knots. Cloudy. A slight chance of rain showers and snow showers through midnight, then a slight chance of snow showers late. Waves building to 2 to 4 feet. .SUNDAY...Northeast wind 10 to 20 knots with gusts up to 29 knots. Cloudy. Waves subsiding to 2 to 3 feet. .SUNDAY NIGHT...North wind less than 10 knots backing west after midnight. Partly cloudy. Waves subsiding to 1 to 2 feet. $$ LSZ247-212000- Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays- 500 AM EDT Sat Mar 21 2026 .EARLY THIS MORNING...Southeast wind less than 10 knots. Cloudy with a slight chance of rain showers and snow showers. Waves calm to 1 foot. .TODAY...Southeast wind less than 10 knots with gusts up to 19 knots. Mostly cloudy. Rain showers in the morning. Snow showers likely through the day. A chance of rain showers in the afternoon. Waves calm to 1 foot. .TONIGHT...North wind 10 to 20 knots. Cloudy. A chance of rain showers through midnight. A chance of snow showers by midnight. Waves building to 2 to 4 feet. .SUNDAY...Northeast wind 10 to 20 knots with gusts up to 27 knots. Cloudy. Waves subsiding to 2 to 3 feet. .SUNDAY NIGHT...North wind less than 10 knots backing west after midnight. Mostly cloudy in the evening then becoming partly cloudy. Waves subsiding to 1 to 2 feet. $$ LSZ248-212000- Huron Islands to Marquette MI- 500 AM EDT Sat Mar 21 2026 .EARLY THIS MORNING...Southeast wind less than 10 knots. Cloudy with a slight chance of snow showers. Waves calm to 1 foot. .TODAY...Southeast wind 10 to 20 knots. Snow showers likely possibly mixed with rain showers and sleet through the day. Waves building to 1 to 2 feet. .TONIGHT...East wind 10 to 15 knots backing north 15 to 20 knots by midnight, then increasing to 20 to 25 knots late. Cloudy. A chance of rain showers through midnight. A chance of snow showers by midnight. Waves building to 4 to 7 feet occasionally to 9 feet. .SUNDAY...North wind 15 to 25 knots. Cloudy. Freezing spray. Waves building to 5 to 8 feet occasionally to 10 feet, then subsiding to 3 to 6 feet occasionally to 8 feet. .SUNDAY NIGHT...North wind 5 to 15 knots backing northwest less than 10 knots after midnight. Mostly cloudy in the evening then becoming partly cloudy. Waves subsiding to 2 to 3 feet. $$ LSZ249-212000- Marquette to Munising MI- 500 AM EDT Sat Mar 21 2026 .EARLY THIS MORNING...South wind less than 10 knots. Cloudy with a slight chance of snow showers. Waves calm to 1 foot. .TODAY...Southeast wind 10 to 20 knots. Snow showers likely through early afternoon. A slight chance of rain showers by late morning, then a chance of rain showers possibly mixed with snow showers late. Waves calm to 1 foot. .TONIGHT...Southeast wind 10 to 15 knots backing north 15 to 20 knots by midnight, then increasing to 20 to 25 knots late. Cloudy. A slight chance of rain showers through late evening, then a chance of rain showers by midnight. A chance of snow showers by midnight. Waves building to 1 to 2 feet. .SUNDAY...North wind 15 to 25 knots. Mostly cloudy. Waves building to 2 to 3 feet, then subsiding to 1 to 2 feet. .SUNDAY NIGHT...North wind 10 to 20 knots backing northwest 10 to 15 knots after midnight. Mostly cloudy. Waves building to 2 to 3 feet. $$ LSZ250-212000- Munising to Grand Marais MI- 500 AM EDT Sat Mar 21 2026 .EARLY THIS MORNING...East wind less than 10 knots. Mostly cloudy with a slight chance of snow showers. Waves 1 to 2 feet. .TODAY...Southeast wind 10 to 20 knots. Snow showers possibly mixed with rain showers through the day. Waves building to 1 to 2 feet. .TONIGHT...Southeast wind 10 to 15 knots backing northeast 10 to 20 knots by midnight, then increasing to 20 to 25 knots late. Cloudy. A chance of snow showers possibly mixed with rain showers through midnight, then a chance of snow showers late. Waves building to 3 to 6 feet occasionally to 8 feet. .SUNDAY...North wind 15 to 25 knots. Mostly cloudy. Waves building to 5 to 8 feet occasionally to 10 feet, then subsiding to 3 to 6 feet occasionally to 8 feet. .SUNDAY NIGHT...North wind 10 to 20 knots. Partly cloudy. Waves subsiding to 2 to 3 feet. $$ LSZ251-212000- Grand Marais to Whitefish Point MI- 500 AM EDT Sat Mar 21 2026 .EARLY THIS MORNING...East wind less than 10 knots. Cloudy. Waves 1 to 2 feet. .TODAY...Southeast wind 5 to 15 knots increasing to 15 to 20 knots by late morning. Snow showers through early afternoon, then a chance of snow showers possibly mixed with rain showers late. Waves building to 1 to 2 feet. .TONIGHT...East wind 10 to 15 knots becoming 10 to 20 knots by midnight, then backing northeast 15 to 25 knots late. Cloudy. A chance of snow showers possibly mixed with rain showers through late evening, then a chance of snow showers by midnight. Waves building to 3 to 6 feet occasionally to 8 feet. .SUNDAY...North wind 15 to 25 knots. Partly cloudy. Waves building to 4 to 7 feet occasionally to 9 feet, then subsiding to 3 to 5 feet occasionally to 7 feet. .SUNDAY NIGHT...Northeast wind 10 to 20 knots. Mostly clear. Waves subsiding to 1 to 2 feet. $$ WFO MQT