


Great Lakes Forecast
Issued by NWS
Issued by NWS
127 FZUS63 KDTX 290146 RRA GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 944 PM EDT THU AUG 28 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, 30.10 inches, will fill in through the day, settling over the Great Lakes by this evening. High pressure will then hold through the weekend, promoting more tranquil conditions. LCZ460-290800- Lake St Clair- 944 PM EDT THU AUG 28 2025 .REST OF TONIGHT...North winds 10 to 15 knots. Mostly 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. Partly sunny. Waves 2 feet or less. .FRIDAY NIGHT...North winds 5 to 10 knots. Partly cloudy early in the evening then clearing. Waves 2 feet or less. .SATURDAY...Light and variable winds. Sunny. Waves 2 feet or less. .SATURDAY NIGHT...East winds 5 to 10 knots early in the evening becoming light and variable. Mostly clear. Waves nearly calm. .SUNDAY...Light and variable winds. Clear. Waves nearly calm. .MONDAY...East winds 5 to 10 knots. Clear. Waves 2 feet or less. .TUESDAY...Southeast winds 5 to 10 knots. Mostly clear. Waves 2 feet or less. $$ CB Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes