Great Lakes Forecast
Issued by NWS
Issued by NWS
073 FZUS63 KDTX 240205 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 1005 PM 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, broadens over New England over the weekend, sustaining an extended period of tranquil and mainly dry conditions over the central Greak Lakes into next week. A cold front will move through on Sunday, with a mainly dry passage. LCZ460-241015- Lake St Clair- 1005 PM EDT Fri Oct 23 2026 .REST OF TONIGHT...East winds 5 to 10 knots increasing to 10 to 15 knots after midnight...then diminishing to 5 to 10 knots early in the morning. Mostly clear. Waves 2 feet or less. .SATURDAY...East winds 5 to 10 knots in the morning 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. Waves 2 feet or less. .SUNDAY NIGHT...Southwest winds 5 to 10 knots. Partly cloudy. Waves 2 feet or less. .MONDAY...Northwest winds 5 to 10 knots veering to the north in the afternoon...then becoming northeast 10 to 15 knots in the evening. Partly cloudy. Waves 2 feet or less. .TUESDAY...East winds 10 to 15 knots. Mostly cloudy. Waves 2 feet or less. .WEDNESDAY...South winds 10 to 15 knots. Partly cloudy. Waves 2 feet or less. $$ MR Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes