FZUS63 KDTX 251339 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 939 AM EDT Sat Oct 25 2025 Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. .SYNOPSIS...High pressure, 30.40 inches, will remain over the Central Great Lakes through the weekend leading to light winds. LCZ460-252145- Lake St Clair- 939 AM EDT Sat Oct 25 2025 .REST OF TODAY...Light and variable winds. Partly sunny. Waves 2 feet or less. .TONIGHT...Northeast winds 5 to 10 knots. Partly cloudy until early morning then clearing. Waves 2 feet or less. .SUNDAY...Northeast winds 5 to 10 knots. Sunny. Waves 2 feet or less. .SUNDAY NIGHT...Northeast winds 10 to 15 knots becoming east 15 to 20 knots after midnight. Clear. Waves 2 feet or less. .MONDAY...East winds 15 to 20 knots increasing to 20 to 25 knots in the evening. Sunny in the morning becoming mostly clear. Waves 1 to 3 feet. .TUESDAY...East winds 20 to 25 knots. Mostly clear. Waves 1 to 3 feet. .WEDNESDAY...Northeast winds 20 to 25 knots. Mostly clear. A chance of light showers. Waves 1 to 3 feet. $$ SS Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes