FZUS63 KDTX 171938 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 338 PM EDT Sat Apr 17 2021 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...Diffuse area of high pressure averaging 29.90 inches will remain settled over the Great Lakes and will bring quieter conditions through the weekend. Relatively variable flow today will orient more towards the northwest throughout Sunday. More unsettled conditions will enter on Monday as a cold front starts to works its way across the Great Lakes. LCZ460-180815- Lake St Clair- 338 PM EDT Sat Apr 17 2021 .TONIGHT...East winds 5 to 10 knots this evening becoming light and variable. Partly cloudy. Waves 2 feet or less. .SUNDAY...Light and variable winds becoming south 5 to 10 knots late in the afternoon. Partly sunny. Waves 2 feet or less. .SUNDAY NIGHT...Light and variable winds becoming southwest 5 to 10 knots in the late evening and overnight. Mostly clear. Waves 2 feet or less. .MONDAY...Southwest winds 5 to 10 knots increasing to 10 to 15 knots in the late morning and afternoon. Mostly sunny. Waves 2 feet or less. .MONDAY NIGHT...West winds 10 to 15 knots becoming northwest 5 to 10 knots in the late evening and overnight. Mostly cloudy. Waves 2 feet or less. .TUESDAY...North winds 5 to 10 knots becoming northeast 10 to 15 knots in the evening. Mostly cloudy. A chance of rain and snow in the afternoon. Rain and snow likely in the evening. Waves 2 feet or less. .WEDNESDAY...Northwest winds 15 to 20 knots. Mostly cloudy. Snow and rain likely. Waves 2 feet or less. .THURSDAY...West winds 15 to 20 knots. Mostly clear. Waves 1 to 3 feet. $$ AM Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes