Great Lakes Forecast
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FZUS63 KDTX 191954
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
354 PM EDT Tue Mar 19 2019

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 high pressure system centered over the eastern Ohio
Valley, holding an average pressure of 30.40 inches, will
continue to push east into the Atlantic through Tuesday. A
clipper low pressure system averaging 29.80 inches will then
travel from northern Ontario to northern Lake Superior by
Wednesday afternoon, bringing some unsettled weather across the
Great Lakes. Passage of the low into Lake Huron will aid in
bringing a period of gusty southwest winds of around 20 knots
during the daylight hours on Wednesday.

LCZ460-200815-
Lake St Clair-
354 PM EDT Tue Mar 19 2019

.TONIGHT...Southwest winds 5 to 10 knots. Mostly clear. Waves 2 feet
or less.
.WEDNESDAY...South winds 5 to 10 knots increasing to 10 to 15 knots
in the late morning and afternoon. Partly sunny in the
morning...then cloudy with light rain in the afternoon. Waves 2 feet
or less.
.WEDNESDAY NIGHT...South winds 10 to 15 knots becoming southwest 5
to 10 knots after midnight. Light rain. Waves 2 feet or less.
.THURSDAY...Northwest winds 5 to 10 knots. Mostly cloudy. Waves 2
feet or less.
.THURSDAY NIGHT...West winds 5 to 10 knots increasing to 10 to 15
knots after midnight. Partly cloudy. Waves 2 feet or less.
.FRIDAY...Northwest winds 15 to 20 knots. Partly sunny becoming
mostly clear. Waves 1 to 3 feet.
.SATURDAY...West winds 10 to 15 knots. Clear. Waves 2 feet or less.
.SUNDAY...Southwest winds 5 to 10 knots. Mostly clear. A chance of
rain. Waves 2 feet or less.

$$

TF

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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