Great Lakes Forecast
Issued by NWS
Issued by NWS
844 FZUS63 KDTX 231346 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 946 AM EDT Fri Oct 23 2026 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, 30.50 inches, over Quebec migrates south into New England to close out the week, sustaining an extended period of tranquil and mainly dry conditions into next week. LCZ460-232200- Lake St Clair- 946 AM EDT Fri Oct 23 2026 .REST OF TODAY...Northeast winds 5 to 10 knots late in the morning becoming light and variable. Mostly sunny. Waves 2 feet or less. .TONIGHT...East winds 5 to 10 knots. Mostly clear. Waves 2 feet or less. .SATURDAY...East winds 5 to 10 knots until late afternoon becoming light and variable. Mostly sunny. Waves 2 feet or less. .SATURDAY NIGHT...Southeast winds 5 to 10 knots becoming light and variable. Mostly clear. Waves 2 feet or less. .SUNDAY...South winds 5 to 10 knots. Mostly sunny becoming partly cloudy. Waves 2 feet or less. .MONDAY...Northeast winds 10 to 15 knots. Partly cloudy. Waves 2 feet or less. .TUESDAY...East winds 10 to 15 knots. Mostly cloudy. Waves 2 feet or less. $$ KDK Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes