Great Lakes Forecast
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FZUS63 KDTX 170744
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
343 AM EDT SAT JUN 17 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...Weakening area of low pressure, averaging 29.50
inches, will become ill defined today as it stalls over northern
Ontario. A second area of low pressure will meanwhile develop over
the Upper Midwest, then deepen to 29.30 inches as it lifts through
the central and northern Great Lakes tonight into Sunday. This
system will pull a cold front through the area early Sunday.

LCZ460-172000-
Lake St Clair-
343 AM EDT SAT JUN 17 2017

.TODAY...South winds 5 to 10 knots increasing to 10 to 15 knots in
the afternoon. Partly sunny with a chance of showers and
thunderstorms. Waves 2 feet or less.
.TONIGHT...South winds 10 to 15 knots diminishing to 5 to 10 knots
in the late evening and early morning...then increasing to 10 to 15
knots early in the morning. Mostly cloudy. Light showers likely and
a chance of thunderstorms until early morning...then showers likely
early in the morning. Waves 2 feet or less.
.SUNDAY...South winds 10 to 15 knots becoming southwest 15 to 20
knots in the late morning and early afternoon...then diminishing to
10 to 15 knots late in the afternoon. Mostly cloudy. Showers likely
early in the morning...then a chance of light showers in the late
morning and afternoon. Waves 1 to 3 feet.
.SUNDAY NIGHT...Southwest winds 10 to 15 knots becoming west 5 to 10
knots in the late evening and overnight. Partly cloudy. A chance of
light showers early in the evening. Waves 2 feet or less.
.MONDAY...West winds 5 to 10 knots. Partly cloudy. A chance of until
late afternoon. A chance of light showers. Waves 2 feet or less.
.TUESDAY...West winds 10 to 15 knots. Partly cloudy. A chance of
showers. Waves 2 feet or less.
.WEDNESDAY...West winds 5 to 10 knots. Mostly clear. A chance of
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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