Great Lakes Forecast
Issued by NWS
Issued by NWS
815 FZUS63 KDTX 240713 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 313 AM EDT Mon Aug 24 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...Post-frontal northwest flow maintains breezy conditions today. Lingering chances for some showers this morning with showers tapering off tonight as high pressure, 30.10 inches, begins to build in. LCZ460-242000- Lake St Clair- 313 AM EDT Mon Aug 24 2026 .TODAY...West winds 15 to 20 knots becoming northwest 10 to 15 knots late in the afternoon. Partly sunny. Waves 1 to 3 feet. .TONIGHT...Northwest winds 10 to 15 knots diminishing to 5 to 10 knots in the late evening and overnight. Partly cloudy. Waves 2 feet or less. .TUESDAY...Northwest winds 5 to 10 knots early in the morning becoming light and variable. Mostly sunny. Waves 2 feet or less. .TUESDAY NIGHT...South winds 5 to 10 knots. Partly cloudy. Waves 2 feet or less. .WEDNESDAY...Southwest winds 5 to 10 knots becoming south 10 to 15 knots in the afternoon and evening. Partly sunny...then partly cloudy with a chance of showers and thunderstorms in the evening. Waves 2 feet or less. .THURSDAY...Northwest winds 10 to 15 knots. Mostly clear. A chance of showers and thunderstorms. Waves 2 feet or less. .FRIDAY...Northeast winds 10 to 15 knots. Mostly clear. Waves 2 feet or less. $$ CB Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes