Great Lakes Forecast
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FZUS63 KDTX 040244
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
943 PM EST SUN DEC 3 2017

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...Developing low pressure in the northern Plains will
approach from the west tonight into tomorrow. This system will
rapidly deepen to near 28.70 inches as it tracks northeast over Lake
Superior into central Ontario on Tuesday. An elevated pressure
gradient will remain over the area through midweek.

LCZ460-040900-
Lake St Clair-
943 PM EST SUN DEC 3 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY AFTERNOON THROUGH
LATE TUESDAY NIGHT...

.REST OF TONIGHT...Southeast winds 5 to 10 knots becoming south 10
to 15 knots early in the morning. Partly cloudy. Waves 2 feet or
less.
.MONDAY...South winds 15 to 20 knots. Gusts to 25 knots late. Mostly
cloudy. Waves 1 to 3 feet.
.MONDAY NIGHT...South winds 20 to 25 knots with gusts to 30 knots
increasing to 30 knots after midnight. Showers and a chance of
thunderstorms. Waves 2 to 4 feet.
.TUESDAY...Southwest winds 15 to 20 knots increasing to 20 to 25
knots with gusts to 30 knots in the late morning and afternoon.
Partly sunny. Waves 2 to 4 feet.
.TUESDAY NIGHT...Southwest winds 20 to 25 knots becoming west 15 to
20 knots in the late evening and overnight. Gusts to 30 knots.
Partly cloudy with a chance of light snow showers. Waves 1 to 3
feet.
.WEDNESDAY...West winds 15 to 20 knots diminishing to 10 to 15 knots
in the evening. Partly cloudy with a chance of light snow showers.
Waves 1 to 3 feet.
.THURSDAY...West winds 10 to 15 knots. Partly cloudy. Snow showers
likely. Waves 2 feet or less.
.FRIDAY...Southwest winds 10 to 15 knots. Mostly cloudy with a
chance of snow showers. 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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