Great Lakes Forecast
Issued by NWS
Issued by NWS
898 FZUS63 KDTX 020842 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 342 AM EST Mon Mar 2 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, 30.60 inches, over southern Ontario will track east and move off the East Coast this evening. Winds back toward the southwest by Monday afternoon and strengthen ahead of a weak low tracking through the northern Ohio Valley on Tuesday. This brings opportunities for precipitation, mainly over Lake St. Clair and Lake Erie, but also parts of southern Lake Huron. LCZ460-021645- Lake St Clair- 342 AM EST Mon Mar 2 2026 .TODAY...Southeast winds 5 to 10 knots. Sunny. .TONIGHT...East winds 5 to 10 knots backing to the northeast early in the morning. Mostly clear. .TUESDAY...East winds 5 to 10 knots until late afternoon becoming light and variable. Mostly cloudy. A chance of light freezing rain early in the morning...then a chance of light rain in the late morning and afternoon. .TUESDAY NIGHT...Light and variable winds. Mostly cloudy becoming partly cloudy by midnight becoming mostly cloudy. .WEDNESDAY...East winds 5 to 10 knots. Partly sunny becoming mostly cloudy. A chance of light rain in the afternoon and evening. .THURSDAY...Southeast winds 10 to 15 knots. Light rain. .FRIDAY...South winds 15 to 20 knots. Mostly cloudy with light rain likely. Waves omitted due to ice coverage. $$ DRK Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes