National Weather Service Marine Forecast FZUS63 KDTX

FZUS63 KDTX 071445
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
945 AM EST Sat Nov 7 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
Low pressure, 29.90 inches, will move from the eastern Great Lakes into New England today. A second low pressure system, 29.60 inches, will then move across southern Ontario and Quebec tomorrow, bringing the potential for gales across northern Lake Huron.

LCZ460-072245
Lake St Clair
945 AM EST Sat Nov 7 2026

SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING

REST OF TODAY
Northwest winds 15 to 20 knots diminishing to 10 to 15 knots late in the afternoon. Mostly cloudy. Waves 1 to 3 feet.

TONIGHT
West winds 10 to 15 knots. Mostly clear. Waves 2 feet or less.

SUNDAY
Southwest winds 15 to 20 knots. Mostly sunny. Waves 1 to 3 feet.

SUNDAY NIGHT
West winds 20 to 25 knots becoming northwest 15 to 20 knots after midnight. Mostly clear. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and overnight.

MONDAY
Northwest winds 15 to 20 knots becoming west 5 to 10 knots in the afternoon...then becoming southwest 10 to 15 knots in the evening. Mostly sunny in the morning becoming partly cloudy. Waves 2 feet or less.

TUESDAY
West winds 15 to 20 knots. Mostly clear. Waves 2 feet or less.

WEDNESDAY
North winds 10 to 15 knots. Partly cloudy. Waves 2 feet or less.

SS

Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc

Graphical marine forecasts are available at weather.gov/greatlakes