FZUS63 KDTX 211500 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 1000 AM EST Thu Nov 21 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...Low pressure, 29.20 inches, is currently located over Lake Michigan and will drop south today. Winds and waves subside as a result, while wrap around moisture generates a few additional rain-snow showers. A second New England low pressure system, 29.20 inches, brings northerly flow with gusts approaching gale force on Friday. LCZ460-212300- Lake St Clair- 1000 AM EST Thu Nov 21 2024 .REST OF TODAY...Southwest winds 10 to 15 knots becoming west 5 to 10 knots in the afternoon. Cloudy. Light showers likely and numerous light snow showers late in the morning...then a chance of light showers in the afternoon. Waves 2 feet or less. .TONIGHT...Northwest winds 5 to 10 knots increasing to 15 to 20 knots with gusts to 30 knots. Mostly cloudy with a chance of light showers. Waves 2 feet or less. .FRIDAY...Northwest winds 20 to 25 knots diminishing to 15 to 20 knots early in the afternoon. Gusts to 30 knots. Cloudy with light showers likely. Waves 2 to 4 feet. .FRIDAY NIGHT...Northwest winds 20 to 25 knots with gusts to 30 knots diminishing to 15 to 20 knots in the late evening and overnight. Light rain. Waves 1 to 3 feet. .SATURDAY...Northwest winds 15 to 20 knots becoming west 10 to 15 knots in the evening. Mostly cloudy. Waves 1 to 3 feet. .SUNDAY...South winds 10 to 15 knots. Mostly cloudy with a chance of light rain. Waves 2 feet or less. .MONDAY...West winds 15 to 20 knots. Cloudy with light rain likely. Waves 2 feet or less. $$ KGK Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes