Great Lakes Forecast
Issued by NWS
Issued by NWS
205 FZUS63 KDTX 110230 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 930 PM EST Mon Nov 10 2025 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...Gusty north to northwest flow and snow showers continue through the early week as a surface trough pivots around broad low pressure departing New England. Gusty southwest flow follows on Tuesday as milder air arrives, then the next cold front passes through the Great Lakes on Wednesday. There is a low probability for gales on Tuesday and a moderate probability on Wednesday and Thursday. LCZ460-111030- Lake St Clair- 930 PM EST Mon Nov 10 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY AFTERNOON THROUGH WEDNESDAY EVENING... .REST OF TONIGHT...West winds 20 to 25 knots. Partly cloudy. Waves 2 to 4 feet. .TUESDAY...West winds 20 to 25 knots diminishing to 15 to 20 knots in the late morning and early afternoon...then becoming southwest 20 to 25 knots with gusts to 30 knots late in the afternoon. Partly sunny until late afternoon becoming cloudy. A chance of light snow in the afternoon. Waves 2 to 4 feet. .TUESDAY NIGHT...Southwest winds to 30 knots diminishing to 20 to 25 knots after midnight. Cloudy. A chance of light snow until early morning. Waves 3 to 5 feet. Waves occasionally around 7 feet. .WEDNESDAY...West winds 20 to 25 knots. Mostly cloudy with a chance of light rain. Waves 2 to 4 feet. .WEDNESDAY NIGHT...West winds to 30 knots diminishing to 15 to 20 knots. Partly cloudy. Waves 3 to 5 feet subsiding to 2 to 4 feet after midnight. Waves occasionally around 7 feet. .THURSDAY...West winds 15 to 20 knots diminishing to 10 to 15 knots in the afternoon and evening. Sunny becoming mostly clear. Waves 1 to 3 feet. .FRIDAY...East winds 5 to 10 knots. Partly cloudy. Waves 2 feet or less. .SATURDAY...Southeast winds 15 to 20 knots. Mostly cloudy. A chance of light rain. Waves 1 to 3 feet. $$ MANN Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes