


Great Lakes Forecast
Issued by NWS
Issued by NWS
794 FZUS63 KDTX 021952 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 352 PM EDT Sat Aug 2 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, over the Great Lakes will slowly weaken and drift eastward through the weekend, supporting light winds into early next week. LCZ460-030400- Lake St Clair- 352 PM EDT Sat Aug 2 2025 .TONIGHT...Light and variable winds. Clear. Areas of smoke in the evening. Waves nearly calm. .SUNDAY...Light and variable winds. Sunny. Waves nearly calm. .SUNDAY NIGHT...Light and variable winds. Clear. Waves 2 feet or less. .MONDAY...Light and variable winds becoming east 5 to 10 knots in the late morning and afternoon. Sunny. Waves 2 feet or less. .MONDAY NIGHT...East winds 5 to 10 knots. Mostly clear. Waves 2 feet or less. .TUESDAY...East winds 5 to 10 knots. Partly sunny in the morning becoming mostly clear. Waves 2 feet or less. .WEDNESDAY...Southeast winds 5 to 10 knots. Mostly clear. Waves 2 feet or less. .THURSDAY...Southeast winds 5 to 10 knots. Mostly clear. Waves 2 feet or less. $$ DRK Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes