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502
FZUS63 KDTX 030806
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
306 AM EST Tue Nov 3 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 slow moving deepening low pressure system will move
into the Upper Midwest today. This will result in increasing
southerly winds topping out in the 20 to 30 knot range today and
Wednesday. This system will drag a slow moving cold front into
the Great Lakes region on Wednesday. The low weakens and tracks
through Lake Superior on Thursday, then a strong cold front
tracks south across the region on Friday.

LCZ460-031615-
Lake St Clair-
306 AM EST Tue Nov 3 2026

.TODAY...South winds 10 to 15 knots. Partly sunny until late
afternoon then clearing. Waves 1 to 3 feet.
.TONIGHT...South winds 10 to 15 knots increasing to 15 to 20 knots
late in the evening...then diminishing to 10 to 15 knots after
midnight. Partly cloudy. Waves 1 to 3 feet.
.WEDNESDAY...South winds 15 to 20 knots. Light rain likely early in
the morning...then light rain in the late morning and afternoon.
Waves 1 to 3 feet.
.WEDNESDAY NIGHT...South winds 15 to 20 knots becoming southwest 10
to 15 knots after midnight. Mostly cloudy with light rain likely
...then partly cloudy after midnight. Waves 1 to 3 feet.
.THURSDAY...Southwest winds 10 to 15 knots. Partly cloudy. Waves 2
feet or less.
.FRIDAY...North winds 15 to 20 knots. Mostly cloudy. A chance of
light rain. Waves 2 feet or less.
.SATURDAY...Northwest winds 15 to 20 knots. Partly cloudy. A chance
of light rain. 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