Great Lakes Forecast
Issued by NWS
Issued by NWS
378 FZUS63 KDTX 291338 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 938 AM EDT Thu Oct 29 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...A cold front will track through the central Great Lakes today triggering scattered light showers and possibly an isolated thunderstorm. Brisk cold air behind the front will support northwest gusts of 25 to 30 knots over northern Lake Huron this evening and tonight. LCZ460-292145- Lake St Clair- 938 AM EDT Thu Oct 29 2026 .REST OF TODAY...Southwest winds 10 to 15 knots with gusts to 20 knots. Mostly sunny in the late morning and early afternoon becoming mostly cloudy. A chance of light rain late in the afternoon. Waves 2 feet or less. .TONIGHT...West winds 10 to 15 knots veering to the northwest after midnight. Mostly clear. Waves 2 feet or less. .FRIDAY...Northwest winds 5 to 10 knots until late afternoon becoming light and variable. Sunny. Waves 2 feet or less. .FRIDAY NIGHT...Light and variable winds becoming east 5 to 10 knots after midnight. Mostly clear. Waves 2 feet or less. .SATURDAY...Southeast winds 5 to 10 knots. Partly sunny in the morning becoming mostly cloudy. Waves 2 feet or less. .SUNDAY...Southeast winds 5 to 10 knots. Mostly cloudy. Waves 2 feet or less. .MONDAY...Southeast winds 5 to 10 knots. Partly cloudy. A chance of light rain. 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