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Hazardous Weather Conditions
Last Update: 503 AM EDT Tue May 19 2026
For More Weather Information:
20NM NE Ontonagon MI
Marine Zone Forecast
Early This Morning
North wind 10 to 20 knots. Cloudy with a chance of rain showers and a slight chance of thunderstorms. Patchy fog. Waves 2 to 4 feet.
Today
Northwest wind 15 to 20 knots backing west 10 to 20 knots by late morning. Cloudy. A chance of rain showers through mid morning. Patchy fog through mid morning. Waves building to 3 to 5 feet occasionally to 7 feet, then subsiding to 2 to 4 feet.
Tonight
Northwest wind 10 to 15 knots. Cloudy through late evening then becoming mostly clear. Waves subsiding to 1 to 2 feet.
Wednesday
Northwest wind less than 10 knots backing west in the afternoon. Sunny. Waves 1 to 2 feet.
Wednesday Night
Southeast wind less than 10 knots. Clear. Waves calm to 1 foot.
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