


Great Lakes Forecast
Issued by NWS
Issued by NWS
523 FZUS63 KDTX 011357 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 957 AM EDT Tue Jul 1 2025 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 tracks through the region through Tuesday morning. Westerly winds up to 15 to 20 knots to follow for Tuesday afternoon as high pressure builds across the Midwest. The next weak cold front passes through late Wednesday into Thursday, then high pressure builds in Thursday night. LCZ460-012200- Lake St Clair- 957 AM EDT Tue Jul 1 2025 .REST OF TODAY...West winds 5 to 10 knots veering to the northwest late in the afternoon. Mostly sunny. Waves 2 feet or less. .TONIGHT...Northwest winds 5 to 10 knots. Clear. Waves 2 feet or less. .WEDNESDAY...Light and variable winds becoming south 5 to 10 knots early in the afternoon. Mostly sunny. Waves 2 feet or less. .WEDNESDAY NIGHT...Southwest winds 5 to 10 knots veering to the west after midnight. Mostly clear. Waves 2 feet or less. .THURSDAY...Northwest winds 5 to 10 knots veering to the northeast in the evening. Clear. Waves 2 feet or less. .FRIDAY...South winds 5 to 10 knots. Mostly clear. Waves 2 feet or less. .SATURDAY...Southwest winds 10 to 15 knots. Mostly clear. Waves 2 feet or less. $$ AM Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes