Great Lakes Forecast
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FZUS63 KDTX 180240
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
940 PM EST Fri Jan 17 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.

LCZ460-180915-
Lake St Clair-
940 PM EST Fri Jan 17 2020

...GALE WARNING IN EFFECT FROM SATURDAY AFTERNOON THROUGH LATE
SATURDAY NIGHT...

.REST OF TONIGHT...Southeast winds 10 to 15 knots increasing to 15
to 20 knots after midnight. A chance of light snow this
evening...then snow after midnight. Snow may be heavy at times after
midnight. Waves 1 to 3 feet.
.SATURDAY...South winds 20 to 25 knots with gusts to 30 knots
veering to the southwest with gusts to 30 knots late in the
afternoon. Snow in the morning...then light rain likely and snow in
the afternoon. A chance of drizzle. Waves 2 to 4 feet.
.SATURDAY NIGHT...West winds 20 to 25 knots with gusts to 30 knots.
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 early 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 in the
evening becoming partly cloudy. Waves 2 feet or less.
.MONDAY...Northwest winds 10 to 15 knots. 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.

$$

SP

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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