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NWS Forecast for: Ontonagon to Upper Entrance of Portage Canal MI (LSZ242) Issued by: National Weather Service Marquette, MI Last Update: 502 PM EDT Tue Sep 16 2025 | ![]() |
Late This Afternoon: Variable wind less than 10 knots. Sunny. Waves calm to 1 foot. Tonight: South wind 5 to 15 knots veering southwest less than 10 knots late. Mostly clear with a slight chance of showers and thunderstorms. Waves calm to 1 foot. Wednesday: West wind less than 10 knots through early afternoon becoming variable. Mostly sunny. Waves calm to 1 foot. Wednesday Night: Northeast wind 5 to 15 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves building to 1 to 2 feet. Thursday: Northeast wind 10 to 15 knots. Partly cloudy. Waves building to 2 to 3 feet, then subsiding to 1 to 2 feet. | |
Zone Forecast: Ontonagon to Upper Entrance of Portage Canal MI (LSZ242) | |
Visit your local NWS office at: https://www.weather.gov/mqt/ |