Coastal Waters Forecast for Black River To Ontonagon MI (LSZ241) (Text-Only)
NWS Forecast for: Black River To Ontonagon MI (LSZ241)
Issued by: National Weather Service Marquette, MI
Last Update: 503 PM EDT Sat Aug 22 2026
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Late This Afternoon: Northwest wind 10 to 15 knots. Sunny. Waves 1 to 2 feet.

Tonight: Northwest wind less than 10 knots veering north 10 to 15 knots by midnight. Mostly clear. Waves building to 2 to 3 feet.

Sunday: North wind 5 to 15 knots through early afternoon becoming variable. Sunny. Waves subsiding to 1 to 2 feet.

Sunday Night: Variable wind less than 10 knots. Clear. Waves calm to 1 foot.

Monday: Variable wind less than 10 knots. Sunny. Waves calm to 1 foot.







Zone Forecast: Black River To Ontonagon MI (LSZ241)

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