Great Lakes Forecast
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FZUS63 KDTX 011428
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
928 AM EST Mon Dec 1 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...High pressure, 30.50 inches, expands over the central
Great Lakes tonight through Monday. A strong arctic cold front
arrives midweek bringing a period of stronger preceding southwest
and trailing northwest winds.

LCZ460-012230-
Lake St Clair-
928 AM EST Mon Dec 1 2025

.REST OF TODAY...Northwest winds 5 to 10 knots backing to the
southwest in the afternoon. Mostly cloudy. Waves 2 feet or less.
.TONIGHT...Light and variable winds becoming southeast 5 to 10 knots
late in the evening...then backing to the east after midnight
backing to the northeast early in the morning. A chance of light
snow early in the evening...then light snow in the late evening and
overnight. Waves 2 feet or less.
.TUESDAY...North winds 5 to 10 knots backing to the northwest early
in the afternoon. Mostly cloudy early in the morning becoming partly
sunny. Waves 2 feet or less.
.TUESDAY NIGHT...West winds 5 to 10 knots becoming southwest 15 to
20 knots. Partly cloudy until early morning becoming mostly cloudy.
Waves 2 feet or less.
.WEDNESDAY...Southwest winds 15 to 20 knots increasing to 20 to 25
knots in the afternoon and evening. Mostly cloudy. Light snow likely
in the evening. Waves 2 to 4 feet.
.THURSDAY...West winds 15 to 20 knots. Partly cloudy. A chance of
light snow. Waves 2 feet or less.
.FRIDAY...Southwest winds 10 to 15 knots. Partly cloudy. A chance of
light snow. Waves 2 feet or less.

$$

AM

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

Graphical marine forecasts are available at weather.gov/greatlakes