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Coastal Waters Forecast for St. Marys River Point Iroquois to E. Potagannissing Bay (LSZ322) (Text-Only)
NWS Forecast for: St. Marys River Point Iroquois to E. Potagannissing Bay (LSZ322)
Issued by: National Weather Service Gaylord, MI
Last Update: 216 PM EDT Fri Aug 28 2026

Through Early Evening: West wind 5 to 10 knots. Mostly sunny.

Tonight: Light winds. Partly cloudy.

Saturday: Southwest wind 5 to 10 knots. Mostly sunny.

Saturday Night: Southwest wind 5 to 10 knots. Chance of showers.

Sunday: Light winds. Mostly cloudy.

see the open lakes forecast for days 3 through 5.






Zone Forecast: St. Marys River Point Iroquois to E. Potagannissing Bay (LSZ322)

Visit your local NWS office at: https://www.weather.gov/apx