Great Lakes Forecast
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FZUS63 KDTX 181951
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
351 PM EDT Tue Jul 18 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, 30.10 inches, will continue to drift
into the eastern Great Lakes this afternoon. A cold front, 29.90
inches, will move into northern Lake Huron overnight tonight. There
will be thunderstorms along the front as it settles southward
through Wednesday. Weak high pressure will then move in towards the
end of the week.

LCZ460-190815-
Lake St Clair-
351 PM EDT Tue Jul 18 2017

.TONIGHT...Southeast winds 10 to 15 knots becoming south 5 to 10
knots in the late evening and early morning...then becoming light
and variable early in the morning. Mostly clear. Waves 2 feet or
less.
.WEDNESDAY...Light and variable winds becoming west 5 to 10 knots
early in the afternoon...then becoming light and variable late in
the afternoon. Partly sunny. A chance of showers and thunderstorms
in the afternoon. Waves 2 feet or less.
.WEDNESDAY NIGHT...Light and variable winds becoming northeast 5 to
10 knots late in the evening...then becoming light and variable
after midnight becoming east 5 to 10 knots early in the morning.
Mostly clear. A chance of showers and thunderstorms early in the
evening. Waves 2 feet or less.
.THURSDAY...East winds 5 to 10 knots veering to the southwest in the
late morning and afternoon. Partly sunny with a chance of showers
and thunderstorms. Waves 2 feet or less.
.THURSDAY NIGHT...West winds 5 to 10 knots. Partly cloudy. Waves 2
feet or less.
.FRIDAY...Light and variable winds. Partly sunny becoming mostly
cloudy. A chance of light showers...then light showers likely in the
evening. Waves 2 feet or less.
.SATURDAY...Southeast winds 5 to 10 knots. Mostly cloudy with
showers likely and a chance of thunderstorms. Waves 2 feet or less.
.SUNDAY...West winds 5 to 10 knots. Partly cloudy. Showers likely
and a chance of thunderstorms. Waves 2 feet or less.

$$

JVC

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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