


Great Lakes Forecast
Issued by NWS
Issued by NWS
769 FZUS63 KDTX 101346 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 946 AM EDT Fri Oct 10 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...Low pressure, 29.90 inches, and associated cold front tracks through the northern Great Lakes today, triggering showers. A ridge of high pressure follows for Saturday, persisting through Monday. LCZ460-102200- Lake St Clair- 946 AM EDT Fri Oct 10 2025 .REST OF TODAY...Southwest winds 5 to 10 knots increasing to 10 to 15 knots in the afternoon. Mostly sunny. Waves 2 feet or less. .TONIGHT...Southwest winds 10 to 15 knots veering to the west early in the morning. Partly cloudy becoming mostly cloudy in the late evening and early morning becoming partly cloudy. A chance of light showers until early morning. Waves 2 feet or less. .SATURDAY...Northwest winds 10 to 15 knots becoming north 5 to 10 knots in the late morning and afternoon. Mostly sunny. Waves 2 feet or less. .SATURDAY NIGHT...Northeast winds 5 to 10 knots. Mostly clear. Waves 2 feet or less. .SUNDAY...East winds 10 to 15 knots. Mostly clear. Waves 2 feet or less. .MONDAY...East winds 10 to 15 knots. Mostly clear. Waves 2 feet or less. .TUESDAY...North winds 5 to 10 knots. Mostly clear. Waves 2 feet or less. $$ SF Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes