Great Lakes Forecast
Issued by NWS
Issued by NWS
290 FZUS63 KDTX 071346 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 946 AM EDT Sun Jun 7 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, 30.00 inches, will expand across the eastern Great Lakes today. This will maintain light winds through the early week. A weak low pressure system, 29.80 inches, will then move over during the midweek period which will bring chances for showers and thunderstorms. LCZ460-072200- Lake St Clair- 946 AM EDT Sun Jun 7 2026 .REST OF TODAY...North winds 5 to 10 knots becoming northeast 10 to 15 knots late in the afternoon. Sunny. Waves 2 feet or less. .TONIGHT...Northeast winds 10 to 15 knots diminishing to 5 to 10 knots by midnight...then becoming light and variable early in the morning. Mostly clear. Waves 2 feet or less. .MONDAY...Southeast winds 5 to 10 knots increasing to 10 to 15 knots early in the afternoon. Mostly sunny. Waves 2 feet or less. .MONDAY NIGHT...Southeast winds 10 to 15 knots diminishing to 5 to 10 knots after midnight. Clear becoming partly cloudy by midnight becoming mostly cloudy. Waves 2 feet or less. .TUESDAY...South winds 5 to 10 knots increasing to 10 to 15 knots in the afternoon and evening. Partly sunny with a chance of light showers in the morning...then partly cloudy with light showers likely and a chance of thunderstorms in the afternoon and evening. Waves 2 feet or less. .WEDNESDAY...Southwest winds 10 to 15 knots. Partly cloudy. Light showers likely. Waves 2 feet or less. .THURSDAY...Southwest winds 10 to 15 knots. Mostly clear. A chance of showers and thunderstorms. Waves 2 feet or less. $$ TF Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes