St. Marys River Point Iroquois to E. Potagannissing Bay Marine Forecast
Updated 3:48am EDT Aug 27, 2026
Today
Northwest wind 10 to 20 knots. Patchy dense fog early in the morning.
Tonight
Northwest wind 10 to 15 knots. Partly cloudy.
Friday
Northwest wind 5 to 10 knots. Sunny.
Friday Night
Light winds. Partly cloudy.
