Great Lakes Forecast
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735
FZUS63 KDTX 010833
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
333 AM EST Sun Nov 1 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...High pressure, 30.50 inches, centered over the eastern
Great Lakes today, will expand into the mid Atlantic on Sunday
while increasing to 30.60 inches. This high will influence the
region through the weekend, sustaining relatively light winds. A
slow moving deepening low pressure system will move from the
central Plains Monday to northern Minnesota Tuesday. This system
will drag a slow moving cold front into the Great Lakes region
Tuesday night into Wednesday as the low lifts into northern
Ontario.

LCZ460-011645-
Lake St Clair-
333 AM EST Sun Nov 1 2026

.TODAY...Southeast winds 5 to 10 knots until late afternoon becoming
light and variable. Partly sunny. Waves 2 feet or less.
.TONIGHT...Light and variable winds becoming south 5 to 10 knots
early in the morning. Mostly cloudy becoming partly cloudy. Waves 2
feet or less.
.MONDAY...South winds 5 to 10 knots increasing to 10 to 15 knots
early in the afternoon. Partly sunny. Waves 2 feet or less.
.MONDAY NIGHT...South winds 10 to 15 knots. Mostly cloudy. Waves 2
feet or less.
.TUESDAY...South winds 10 to 15 knots increasing to 15 to 20 knots
in the evening. Mostly cloudy in the morning becoming partly cloudy.
Waves 1 to 3 feet.
.WEDNESDAY...South winds 15 to 20 knots. Mostly cloudy with light
rain likely. Waves 2 to 4 feet.
.THURSDAY...Southwest winds 15 to 20 knots. Partly cloudy. Light
rain likely. 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