Great Lakes Forecast
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FZUS63 KDTX 121944
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
344 PM EDT Thu Oct 12 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...An area of low pressure over Ohio will dissipate tonight
as weak high pressure builds into the region through Friday. Another
low pressure system organizing over the Central Plains on Friday
will then lift northeast along a frontal boundary draped across the
Central Great Lakes this weekend. This system will bring a period of
unsettled conditions throughout the weekend period.

LCZ460-130815-
Lake St Clair-
344 PM EDT Thu Oct 12 2017

.TONIGHT...East winds 5 to 10 knots this evening becoming southwest
5 to 10 knots showers. Waves 2 feet or less.
.FRIDAY...Southwest winds 5 to 10 knots. Cloudy until late afternoon
becoming partly sunny. A chance of light showers early in the
morning. Waves 2 feet or less.
.FRIDAY NIGHT...South winds 5 to 10 knots until early morning
becoming light and variable. Partly cloudy. Waves 2 feet or less.
.SATURDAY...Light and variable winds becoming south 5 to 10 knots in
the afternoon. Mostly cloudy with a chance of light showers. Waves 2
feet or less.
.SATURDAY NIGHT...South winds 10 to 15 knots becoming southwest 15
to 20 knots early in the morning. Mostly cloudy. A chance of light
showers early in the evening. A chance of light showers after
midnight. Waves 2 feet or less.
.SUNDAY...West winds 20 to 25 knots with gusts to 30 knots becoming
northwest 15 to 20 knots in the evening. Mostly cloudy with a chance
of light showers until late afternoon...then partly cloudy with a
chance of light showers early in the evening. Partly cloudy late in
the evening. Waves 1 to 3 feet. A Small Craft Advisory may be
needed.
.MONDAY...West winds 10 to 15 knots. Mostly clear. Waves 2 feet or
less.
.TUESDAY...Southwest winds 10 to 15 knots. Clear. Waves 2 feet or
less.

$$

SF

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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