FZUS63 KDTX 090142 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 942 PM EDT Thu May 8 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, 30.30 inches, to build in through the day bringing light winds across the Great Lakes. High pressure then holds through the weekend, sustaining tranquil conditions. LCZ460-090945- Lake St Clair- 942 PM EDT Thu May 8 2025 .REST OF TONIGHT...North winds 10 to 15 knots. Clear. Waves 2 feet or less. .FRIDAY...North winds 10 to 15 knots diminishing to 5 to 10 knots in the late morning and afternoon. Sunny. Waves 2 feet or less. .FRIDAY NIGHT...Northeast winds 5 to 10 knots backing to the west after midnight. Clear. Waves 2 feet or less. .SATURDAY...West winds 5 to 10 knots. Mostly sunny. Waves 2 feet or less. .SATURDAY NIGHT...North winds 10 to 15 knots becoming northeast 5 to 10 knots in the late evening and overnight. Clear. Waves 2 feet or less. .SUNDAY...Northeast winds 5 to 10 knots veering to the southeast in the afternoon and evening. Clear. Waves 2 feet or less. .MONDAY...South winds 5 to 10 knots. Mostly clear. Waves 2 feet or less. .TUESDAY...Southeast winds 10 to 15 knots. Partly cloudy. A chance of rain. Waves 2 feet or less. $$ SC Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes