| NWS Forecast for: Portage Lake to Huron Island MI to Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays (LSZ247) Issued by: National Weather Service Marquette, MI Last Update: 502 AM EDT Thu Jun 4 2026 | |
| Early This Morning: Southwest wind 10 to 15 knots. Partly cloudy. Waves calm to 1 foot. Today: Southwest wind 5 to 15 knots backing south less than 10 knots late. Mostly cloudy. A slight chance of showers through early afternoon, then a chance of showers and a slight chance of thunderstorms late. Waves calm to 1 foot. Tonight: Southeast wind less than 10 knots veering southwest by midnight. Cloudy. A chance of showers and a slight chance of thunderstorms through midnight, then a slight chance of showers late. Waves calm to 1 foot. Friday: West wind less than 10 knots veering northeast in the afternoon. Mostly cloudy. A slight chance of showers in the morning, then a chance of showers and a slight chance of thunderstorms in the afternoon. Waves calm to 1 foot. Friday Night: Variable wind less than 10 knots. Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then a slight chance of showers after midnight. Waves calm to 1 foot. | |
| Zone Forecast: Portage Lake to Huron Island MI to Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays (LSZ247) | |
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