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585
FZUS63 KDTX 210858
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
358 AM EST Thu Nov 21 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, 29.20 inches, is currently located near
the Straits and will drop south through Lake Michigan today.
Winds and waves will subside as a result, while wrap around
moisture generates rain-snow showers. A second New England low
pressure system, 29.20 inches, brings northerly flow with gusts
approaching gale force on Friday.

LCZ460-211700-
Lake St Clair-
358 AM EST Thu Nov 21 2024

.TODAY...Southwest winds 15 to 10 knots becoming west 5 to 10
knots in the afternoon. Cloudy. Light showers likely and numerous
light snow showers in the morning...then a chance of light showers
in the afternoon. Waves 2 feet or less.
.TONIGHT...Northwest winds 5 to 10 knots increasing to 15 to 20
knots with gusts to 30 knots. Mostly cloudy with a chance of light
showers. Waves 1 to 3 feet.
.FRIDAY...Northwest winds 20 to 25 knots diminishing to 15 to 20
knots early in the afternoon. Gusts to 30 knots. Cloudy with light
showers likely. Waves 2 to 4 feet.
.FRIDAY NIGHT...Northwest winds 20 to 25 knots with gusts to 30
knots diminishing to 15 to 20 knots in the late evening and
overnight. Light rain. Waves 2 to 4 feet.
.SATURDAY...Northwest winds 15 to 20 knots becoming west 10 to 15
knots in the evening. Mostly cloudy. Waves 1 to 3 feet.
.SUNDAY...South winds 10 to 15 knots. Mostly cloudy with a chance of
light rain. Waves 2 feet or less.
.MONDAY...West winds 15 to 20 knots. Cloudy with light rain likely.
Waves 2 feet or less.

$$

SF

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

Graphical marine forecasts are available at weather.gov/greatlakes