484
FZUS63 KDTX 311934
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
334 PM EDT Thu Oct 31 2024

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 progress into
northern lower Michigan this evening which will push a cold front
across the Great Lakes. Breezy conditions continue after the
passage of the front as winds back from southwest to northwest.
High pressure, 30.40 inches, will then build into the Great Lakes
on Friday and will center over the Great Lakes by Saturday
afternoon.

LCZ460-010345-
Lake St Clair-
334 PM EDT Thu Oct 31 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING...

.TONIGHT...Southwest winds 20 to 25 knots becoming west to 30 knots
in the late evening and early morning...then diminishing to 20 to 25
knots early in the morning. Mostly cloudy with light showers likely
in the evening...then partly cloudy after midnight. Waves 3 to 5
feet. Waves occasionally around 7 feet.
.FRIDAY...West winds 20 to 25 knots becoming northwest 10 to 15
knots. Mostly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet in
the late morning and afternoon.
.FRIDAY NIGHT...Northwest winds 5 to 10 knots veering to the
northeast in the late evening and overnight. Partly cloudy in the
evening then clearing. Waves 2 feet or less.
.SATURDAY...Light and variable winds. Mostly sunny. Waves 2 feet or
less.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Mostly clear. Waves
2 feet or less.
.SUNDAY...East winds 10 to 15 knots becoming southeast 15 to 20
knots in the evening. Light showers likely in the afternoon. Light
showers in the evening. Waves 2 feet or less.
.MONDAY...South winds 20 to 25 knots. Light showers. Waves 2 to 4
feet.
.TUESDAY...Southwest winds to 30 knots. Light showers. Waves 2 to 4
feet. A Small Craft Advisory may be needed.

$$

AM

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

Graphical marine forecasts are available at weather.gov/greatlakes