![National Oceanic and Atmospheric Administration](/build/images/header/noaa.d87e0251.png)
![National Weather Service](/build/images/header/nws.4e6585d8.png)
![United States Department of Commerce](/build/images/header/doc.b38ba91a.png)
Great Lakes Forecast
Issued by NWS
Issued by NWS
045 FZUS63 KDTX 031944 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 344 PM EDT Wed Jul 3 2024 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 moves across the Great Lakes this afternoon with an isolated shower or thunderstorm possible along the front. A weak area of high pressure, 29.90 inches, will then fill in behind the front through Thursday. The next low pressure system follows on Friday with showers and thunderstorms likely. LCZ460-040400- Lake St Clair- 344 PM EDT Wed Jul 3 2024 .TONIGHT...West winds 10 to 15 knots diminishing to 5 to 10 knots in the late evening and overnight. Partly cloudy. Waves 2 feet or less. .THURSDAY...Light and variable winds becoming south 5 to 10 knots late in the afternoon. Partly sunny. Waves 2 feet or less. .THURSDAY NIGHT...South winds 5 to 10 knots backing to the southeast after midnight. Partly cloudy. Waves 2 feet or less. .FRIDAY...Southeast winds 5 to 10 knots becoming south 10 to 15 knots in the late morning and afternoon. Partly sunny. Scattered showers in the morning...then numerous showers and a chance of thunderstorms in the afternoon. Waves 2 feet or less. .FRIDAY NIGHT...Southwest winds 10 to 15 knots. Mostly clear. Waves 1 to 3 feet. .SATURDAY...Southwest winds 15 to 20 knots becoming west 10 to 15 knots in the afternoon and evening. Partly cloudy then clearing. Waves 2 feet or less. .SUNDAY...South winds 5 to 10 knots. Mostly clear. Waves 2 feet or less. .MONDAY...Southwest winds 10 to 15 knots. Partly cloudy. 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