Great Lakes Forecast
Issued by NWS
Issued by NWS
205 FZUS63 KDTX 300654 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 254 AM EDT Tue Jun 30 2026 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 warm front lifts across the region through Tuesday. A hot and humid air mass then takes residence through the week with modest south to southwest winds. The central Great Lakes will largely remain dry and stable through Thursday. However, the prevailing storm track directed over the northern Great Lakes may bring occasional rounds of storms to northern Lake Huron. LCZ460-301500- Lake St Clair- 254 AM EDT Tue Jun 30 2026 .TODAY...Southwest winds 5 to 10 knots increasing to 10 to 15 knots in the late morning and afternoon. Mostly sunny. Waves 2 feet or less. .TONIGHT...Southwest winds 10 to 15 knots. Clear. Waves 2 feet or less. .WEDNESDAY...Southwest winds 10 to 15 knots. Sunny. Waves 2 feet or less. .WEDNESDAY NIGHT...Southwest winds 10 to 15 knots. Clear. Waves 2 feet or less. .THURSDAY...Southwest winds 10 to 15 knots. Sunny becoming mostly clear. Waves 2 feet or less. .FRIDAY...West winds 5 to 10 knots. Partly cloudy. Showers likely and a chance of thunderstorms. Waves 2 feet or less. .SATURDAY...North winds 10 to 15 knots. Partly cloudy. A chance of showers and thunderstorms. Waves 2 feet or less. $$ MR Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes