


Great Lakes Forecast
Issued by NWS
Issued by NWS
757 FZUS63 KDTX 090753 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 353 AM EDT Wed Jul 9 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...Turning warmer and more humid today with the arrival of a low pressure system. Expect periods of scattered showers and thunderstorms until a weak cold front moves through this evening. Additional storms are possible Friday night into Saturday with gradually warming temperatures. LCZ460-091600- Lake St Clair- 353 AM EDT Wed Jul 9 2025 .TODAY...South winds 5 to 10 knots. Mostly cloudy. Scattered showers and thunderstorms in the morning...then numerous thunderstorms and scattered showers in the afternoon. Waves 2 feet or less. .TONIGHT...Southwest winds 5 to 10 knots veering to the northwest early in the morning. Partly cloudy. Numerous thunderstorms and a chance of light showers in the evening. Waves 2 feet or less. .THURSDAY...North winds 5 to 10 knots veering to the northeast early in the afternoon. Partly sunny. Waves 2 feet or less. .THURSDAY NIGHT...Northeast winds 5 to 10 knots. Partly cloudy. Waves 2 feet or less. .FRIDAY...East winds 5 to 10 knots veering to the southeast in the afternoon and evening. Partly sunny becoming mostly clear. Waves 2 feet or less. .SATURDAY...Southwest winds 10 to 15 knots. Mostly clear. Showers likely and a chance of thunderstorms. Waves 2 feet or less. .SUNDAY...Northwest winds 10 to 15 knots. Mostly clear. A chance of showers and thunderstorms. Waves 2 feet or less. $$ TF Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes