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940
FZUS63 KDTX 120131
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
931 PM EDT Sun Oct 11 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, 29.60 inches, will then push from the
central Plains into the Great Lakes tomorrow morning, bringing
the next potential for showers and isolated thunderstorms.
Departure of this system will then facilitate the passage of a
cold front Wednesday morning, bringing breezy northwest flow
across northern Lake Huron.

LCZ460-120945-
Lake St Clair-
931 PM EDT Sun Oct 11 2026

.REST OF TONIGHT...Light and variable winds. Mostly cloudy this
evening becoming partly cloudy. Patchy fog after midnight. Waves 2
feet or less.
.MONDAY...Southwest winds 5 to 10 knots becoming south 10 to 15
knots late in the afternoon. Partly sunny. Patchy fog early in the
morning. Waves 2 feet or less.
.MONDAY NIGHT...Southwest winds 10 to 15 knots. Partly cloudy. A
chance of light rain after midnight. Waves 1 to 3 feet.
.TUESDAY...Southwest winds 15 to 20 knots diminishing to 10 to 15
knots in the late morning and early afternoon...then increasing to
15 to 20 knots early in the afternoon. Mostly sunny. A chance of
light rain early in the morning. Waves 1 to 3 feet.
.TUESDAY NIGHT...West winds 15 to 20 knots becoming northwest 5 to
10 knots. Mostly clear. Waves 2 feet or less.
.WEDNESDAY...North winds 5 to 10 knots increasing to 10 to 15 knots
in the evening. Partly sunny in the morning becoming mostly cloudy.
Waves 2 feet or less.
.THURSDAY...East winds 15 to 20 knots. Partly cloudy. Light rain
likely. Waves 1 to 3 feet.
.FRIDAY...Northwest at 35 knot gales with gusts to 40 knot gales.
Mostly cloudy. Light rain likely. Waves 2 to 4 feet. A Gale Warning
may be needed.

$$

SC

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

Graphical marine forecasts are available at weather.gov/greatlakes