Great Lakes Forecast
Issued by NWS
Issued by NWS
074 FZUS63 KDTX 120157 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 957 PM EDT Mon May 11 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 departs and washes out across New England this morning which will support southeast flow. Low pressure, 29.70 inches, then enters lower Michigan tonight, bringing stronger winds along with showers and thunderstorms. LCZ460-121000- Lake St Clair- 957 PM EDT Mon May 11 2026 .REST OF TONIGHT...Northeast winds 10 to 15 knots becoming light and variable. Clear. Waves 2 feet or less. .TUESDAY...Southeast winds 5 to 10 knots becoming south 10 to 15 knots in the afternoon. Mostly sunny in the morning becoming mostly cloudy. Waves 2 feet or less. .TUESDAY NIGHT...South winds 15 to 20 knots veering to the southwest after midnight. Showers by midnight. A chance of light showers after midnight. Waves 1 to 3 feet. .WEDNESDAY...West winds 15 to 20 knots. Partly sunny. Waves 1 to 3 feet. .WEDNESDAY NIGHT...Northwest winds 15 to 20 knots. Mostly cloudy. Waves 1 to 3 feet. .THURSDAY...North winds 15 to 20 knots diminishing to 10 to 15 knots in the evening. Partly cloudy then clearing. Waves 1 to 3 feet. .FRIDAY...South winds 10 to 15 knots. Partly cloudy. Waves 2 feet or less. .SATURDAY...West winds 15 to 20 knots. Partly cloudy. A chance of showers. 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