Great Lakes Forecast
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FZUS63 KDTX 180835
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
335 AM EST Sat Jan 18 2020

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...A low pressure system will continue to lift northeast
through the central Great Lakes region on Saturday. This low will
deepen from 29.60 inches near southern Lake Michigan Saturday
morning to around 29.40 inches Saturday evening over northern
Lake Huron. Gusts to gale-force will be likely across the central
Great Lakes with Gale Warnings up for Lakes Huron, St. Clair, and
Michigan waters of Erie.

LCZ460-182115-
Lake St Clair-
335 AM EST Sat Jan 18 2020

...GALE WARNING IN EFFECT FROM THIS AFTERNOON THROUGH LATE
TONIGHT...

.TODAY...South winds 20 to 25 knots with gusts to 30 knots veering
to the southwest with gusts to 35 knot gales in the afternoon.
Snow until late afternoon. Light rain likely in the afternoon. A
chance of drizzle in the late morning and afternoon. Waves 2 to 4
feet.
.TONIGHT...West winds 20 to 25 knots with gusts to 35 knot gales.
Cloudy. A chance of light rain and snow in the evening...then a
chance of light snow after midnight. Waves 2 to 4 feet.
.SUNDAY...West winds 20 to 25 knots with gusts to 30 knots
diminishing to 15 to 20 knots in the afternoon. Mostly cloudy with a
chance of light snow showers. Waves 1 to 3 feet.
.SUNDAY NIGHT...Northwest winds 10 to 15 knots. Mostly cloudy early
in the evening becoming partly cloudy. Waves 2 feet or less.
.MONDAY...Northwest winds 10 to 15 knots diminishing to 5 to 10
knots in the afternoon...then increasing to 10 to 15 knots in the
evening. Partly cloudy. Waves 2 feet or less.
.TUESDAY...West winds 10 to 15 knots. Partly cloudy. Waves 2 feet or
less.
.WEDNESDAY...Southwest winds 10 to 15 knots. Partly cloudy. Waves 2
feet or less.

$$

DG

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

Graphical marine forecasts are available at weather.gov/greatlakes


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