Great Lakes Forecast
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FZUS63 KDTX 171507
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
1007 AM EST Fri Nov 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...A low pressure system, 29.60 inches, will continue
to track from southern Ontario into southern Quebec today. High
pressure, 30.30 inches, trailing this system will slide through the
central Great Lakes through tonight. This high then departs on
Friday, with the next low pressure system set to arrive on Saturday.

LCZ460-172115-
Lake St Clair-
1007 AM EST Fri Nov 17 2017

...GALE WATCH IN EFFECT FROM SATURDAY EVENING THROUGH LATE
SATURDAY NIGHT...

.REST OF TODAY...South winds 5 to 10 knots increasing to 10 to 15
knots in the afternoon. Cloudy. Waves 2 feet or less.
.TONIGHT...South winds 15 to 20 knots diminishing to 10 to 15 knots
early in the morning. A chance of light showers early in the
evening...then showers in the late evening and overnight. Waves 1 to
3 feet.
.SATURDAY...South winds 5 to 10 knots becoming southwest 15 to 20
knots in the afternoon. Light showers until late afternoon.. then
showers late in the afternoon. Waves 2 feet or less.
.SATURDAY NIGHT...Northwest winds 15 to 20 knots increasing to 30
knots with gusts to 35 knot gales in the late evening and early
morning...then diminishing to 20 to 25 knots with gusts to 30 knots
early in the morning. Light showers until early morning. Waves 1 to
3 feet building to 2 to 4 feet in the late evening and overnight.  A
Gale Warning may be needed.
.SUNDAY...Northwest winds 20 to 25 knots diminishing to 15 to 20
knots in the afternoon and evening. Partly sunny with a chance of
flurries...then partly cloudy late in the evening. Waves 1 to 3
feet.
.MONDAY...Southwest winds 15 to 20 knots. Mostly clear. Waves 1 to 3
feet.
.TUESDAY...West winds 15 to 20 knots. Partly cloudy. Waves 1 to 3
feet.

$$

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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