


Great Lakes Forecast
Issued by NWS
Issued by NWS
723 FZUS63 KDTX 011935 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 335 PM EDT Wed Oct 1 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...Southeast winds gradually veer around to the south tomorrow and southwest by Friday as high pressure over Quebec sinks south. Wind speeds look to remain light, under 20 knots. LCZ460-020345- Lake St Clair- 335 PM EDT Wed Oct 1 2025 .TONIGHT...East winds 5 to 15 knots. Mostly clear. Waves 1 to 3 feet. .THURSDAY...Southeast winds 5 to 10 knots. Partly sunny. Waves 2 feet or less. .THURSDAY NIGHT...Southeast winds 5 to 10 knots until early morning becoming light and variable. Mostly clear. Waves 2 feet or less. .FRIDAY...Light and variable winds becoming south 5 to 10 knots in the late morning and afternoon. Sunny. Waves 2 feet or less. .FRIDAY NIGHT...South winds 5 to 10 knots. Clear. Waves 2 feet or less. .SATURDAY...South winds 5 to 10 knots increasing to 10 to 15 knots in the evening. Mostly sunny in the morning becoming clear. Waves 2 feet or less. .SUNDAY...South winds 10 to 15 knots. Clear. Waves 2 feet or less. .MONDAY...South winds 10 to 15 knots. Mostly clear. Waves 2 feet or less. $$ SF Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes