Great Lakes Forecast
Issued by NWS
Issued by NWS
471 FZUS63 KDTX 050247 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 947 PM EST Wed Dec 4 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, 29.30 inches, will track southeast across southouthern Ontario overnight delivering a potent cold front and strong winds. The arctic airmass may also favor the development of snow squalls, especially late this evening before the colder air lingers into Saturday. High pressure eventually builds in on either side of the central waterways over the weekend. LCZ460-051100- Lake St Clair- 947 PM EST Wed Dec 4 2024 ...GALE WARNING IN EFFECT THROUGH THURSDAY AFTERNOON... .REST OF TONIGHT...West winds to 30 knots increasing to 35 knot gales after midnight. Light snow. Waves 3 to 5 feet. Waves occasionally around 7 feet. .THURSDAY...West at 35 knot gales becoming northwest 20 to 25 knots with gusts to 30 knots. Partly sunny. Waves 3 to 5 feet subsiding to 2 to 4 feet late in the afternoon. Waves occasionally around 7 feet. .THURSDAY NIGHT...Northwest winds 20 to 25 knots diminishing to 15 to 20 knots after midnight. Mostly clear. Waves 1 to 3 feet. .FRIDAY...West winds 10 to 15 knots increasing to 15 to 20 knots early in the afternoon. Partly sunny. Waves 2 feet or less. .FRIDAY NIGHT...West winds 15 to 20 knots diminishing to 10 to 15 knots after midnight. Mostly cloudy in the evening becoming partly cloudy. A chance of light snow. Waves 1 to 3 feet. .SATURDAY...Southwest winds 10 to 15 knots increasing to 15 to 20 knots in the evening. Partly cloudy. Waves 1 to 3 feet. .SUNDAY...Southwest winds 20 to 25 knots. Partly cloudy. A chance of light rain. Waves 1 to 3 feet. .MONDAY...Southwest winds 15 to 20 knots. Cloudy with light rain likely. Waves 1 to 3 feet. $$ KGK Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes