Great Lakes Forecast
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FZUS63 KDTX 191341
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
941 AM EDT Tue Sep 19 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...High pressure, 30.20 inches, will reside over Quebec
today and tonight. A frontal boundary, average pressure 29.90
inches, will hold over the northern Ohio Valley today before
weakening as it lifts into southern Michigan tonight. High pressure
will expand across the eastern Great Lakes from Quebec on Wednesday,
where it will hold steady through the weekend.

LCZ460-192015-
Lake St Clair-
941 AM EDT Tue Sep 19 2017

.REST OF TODAY...East winds 5 to 10 knots. Mostly cloudy with
scattered showers and a chance of thunderstorms. Waves 2 feet or
less.
.TONIGHT...East winds 5 to 10 knots until early morning becoming
light and variable. Mostly cloudy. A chance of thunderstorms early
in the evening. A chance of light showers in the evening. Waves 2
feet or less.
.WEDNESDAY...Light and variable winds becoming southeast 5 to 10
knots late in the afternoon. Partly sunny. Waves 2 feet or less.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots in the evening
becoming light and variable. Mostly clear. Waves 2 feet or less.
.THURSDAY...Southeast winds 5 to 10 knots. Mostly clear. Waves 2
feet or less.
.FRIDAY...South winds 5 to 10 knots. Mostly clear. Waves 2 feet or
less.
.SATURDAY...South winds 5 to 10 knots. Clear. Waves 2 feet or less.

$$

AA

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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