Great Lakes Forecast
Issued by NWS
Issued by NWS
398 FZUS63 KDTX 271350 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 950 AM EDT Wed May 27 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, 30.30 inches, builds in from the north offering weaker flow and mainly dry conditions for most of the week. LCZ460-272200- Lake St Clair- 950 AM EDT Wed May 27 2026 .REST OF TODAY...Light and variable winds becoming northeast 5 to 10 knots late in the afternoon. Partly sunny. Waves 2 feet or less. .TONIGHT...Northeast winds 10 to 15 knots becoming north 5 to 10 knots after midnight...then increasing to 10 to 15 knots early in the morning. Mostly clear. Waves 2 feet or less. .THURSDAY...North winds 10 to 15 knots. Sunny. Waves 1 to 3 feet. .THURSDAY NIGHT...Northeast winds 10 to 15 knots becoming light and variable. Clear. Waves 2 feet or less. .FRIDAY...Light and variable winds becoming west 5 to 10 knots in the afternoon...then becoming north 10 to 15 knots in the evening. Sunny becoming mostly clear. Waves 2 feet or less. .SATURDAY...Northeast winds 15 to 20 knots. Mostly clear. Waves 2 feet or less. .SUNDAY...East winds 10 to 15 knots. Mostly clear. Waves 2 feet or less. $$ SF Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes