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Hazardous Weather Conditions
Last Update: 502 PM EDT Sun Sep 13 2026
For More Weather Information:
20NM NE Ontonagon MI
Marine Zone Forecast
Late This Afternoon
Northwest wind 15 to 20 knots with gusts up to 28 knots. Sunny. Waves 3 to 5 feet occasionally to 7 feet.
Tonight
Northwest wind 10 to 15 knots backing west less than 10 knots late. Gusts up to 22 knots. Clear. Waves subsiding to 1 to 2 feet.
Monday
South wind less than 10 knots with gusts up to 23 knots backing southeast 10 to 15 knots with gusts up to 23 knots late. Mostly sunny through early afternoon, then cloudy with a slight chance of showers late. Waves calm to 1 foot.
Monday Night
South wind 15 to 20 knots veering southwest 20 to 25 knots after midnight. Gusts up to 33 knots. Showers and a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Waves building to 3 to 5 feet occasionally to 7 feet.
Tuesday
West wind up to 30 knots with storm force gusts up to 48 knots. Mostly sunny. Waves building to 10 to 14 feet occasionally to 18 feet, then subsiding to 6 to 9 feet occasionally to 11 feet.
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