Great Lakes Forecast
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FZUS63 KDTX 201900
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
300 PM EDT Fri Apr 20 2018

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, 30.50 inches, will continue to expand
into the Great Lakes this afternoon. This high pressure will persist
through the weekend, before slowly moving to the east coast by early
next week.

LCZ460-210830-
Lake St Clair-
300 PM EDT Fri Apr 20 2018

.TONIGHT...Northeast winds 5 to 10 knots this evening becoming light
and variable. Clear until early morning becoming partly cloudy.
Waves 2 feet or less.
.SATURDAY...Light and variable winds. Mostly cloudy. Waves nearly
calm.
.SATURDAY NIGHT...Light and variable winds. Partly cloudy until
early morning then clearing. Waves nearly calm.
.SUNDAY...Light and variable winds becoming east 5 to 10 knots late
in the afternoon. Sunny. Waves 2 feet or less.
.SUNDAY NIGHT...East winds 5 to 10 knots. Clear. Waves 2 feet or
less.
.MONDAY...East winds 5 to 10 knots. Sunny in the morning becoming
mostly clear. Waves 2 feet or less.
.TUESDAY...Southeast winds 5 to 10 knots. Mostly cloudy. Waves 2
feet or less.
.WEDNESDAY...Northeast winds 5 to 10 knots. Mostly cloudy with a
chance of light showers. 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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