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Great Lakes Forecast
Issued by NWS
Issued by NWS
256 FZUS63 KDTX 171944 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 344 PM EDT Sat Aug 17 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 stacked low pressure system, 29.70 inches, will slowly move over northern Lower Michigan this evening producing numerous showers and thunderstorms. A brief break is expected overnight before flaring up again on Sunday. Gusty winds and elevated wave heights develop on Sunday and Monday before high pressure builds in mid-week. LCZ460-180345- Lake St Clair- 344 PM EDT Sat Aug 17 2024 .TONIGHT...West winds 10 to 15 knots diminishing to 5 to 10 knots in the late evening and overnight. Partly cloudy. Numerous showers and thunderstorms in the evening...then scattered light showers after midnight. A chance of waterspouts. Waves 2 feet or less. .SUNDAY...Northwest winds 10 to 15 knots becoming north 15 to 20 knots late in the afternoon. Scattered light showers in the morning...then light showers and scattered thunderstorms in the afternoon. A chance of waterspouts. Waves 2 feet or less. .SUNDAY NIGHT...North winds 15 to 20 knots. A chance of waterspouts in the evening. Mostly cloudy with numerous light showers and scattered thunderstorms in the evening...then partly cloudy after midnight. Waves 1 to 3 feet. .MONDAY...North winds 15 to 20 knots. Partly sunny. Waves 1 to 3 feet. .MONDAY NIGHT...North winds 15 to 20 knots diminishing to 10 to 15 knots after midnight. Clear. Waves 1 to 3 feet. .TUESDAY...North winds 10 to 15 knots. Clear. Waves 2 feet or less. .WEDNESDAY...East winds 5 to 10 knots. Clear. Waves 2 feet or less. .THURSDAY...Southeast winds 5 to 10 knots. Clear. Waves 2 feet or less. $$ MV Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes