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368
FZUS63 KDTX 171953 RRA
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
351 PM EDT THU AUG 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...Low pressure, 29.50 inches, will continue to move
towards Upper Michigan this evening. This system will drive an
associated warm front, 29.70 inches, into Lake Huron by evening. The
low will then move east of Lake Superior by Friday morning, allowing
high pressure to expand across the Ohio Valley behind the departing
cold front.

LCZ460-180800-
Lake St Clair-
351 PM EDT THU AUG 17 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY AFTERNOON THROUGH
FRIDAY EVENING...

.TONIGHT...Southwest winds 10 to 15 knots diminishing to 5 to 10
knots early in the morning. Mostly cloudy with a chance of showers
and thunderstorms until early morning...then partly cloudy early in
the morning. Waves 2 feet or less.
.FRIDAY...West winds 10 to 15 knots. Partly sunny. Waves 2 feet or
less.
.FRIDAY NIGHT...West winds 10 to 15 knots diminishing to 5 to 10
knots early in the morning. Partly cloudy. Waves 2 feet or less.
.SATURDAY...West winds 5 to 10 knots. Partly sunny with a chance of
showers and thunderstorms. Waves 2 feet or less.
.SATURDAY NIGHT...Light and variable winds. Mostly clear. A chance
of showers and thunderstorms early in the evening. Waves 2 feet or
less.
.SUNDAY...Light and variable winds becoming south 5 to 10 knots in
the afternoon and evening. Sunny becoming mostly sunny in the
afternoon and evening becoming clear. Waves 2 feet or less.
.MONDAY...South winds 5 to 10 knots. Mostly clear. Waves 2 feet or
less.
.TUESDAY...West winds 10 to 15 knots. Partly cloudy. Showers and
thunderstorms likely. Waves 2 feet or less.

$$

MR

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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