Great Lakes Forecast
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FZUS63 KDTX 180755
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
355 AM EDT Sat May 18 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...High pressure, 30.00 inches, moving out of the central
Great Lakes and into Ontario today while a warm front is lifting
northward through Michigan this morning bringing some scattered
showers. A low pressure system will be deepening to 29.50 inches
as it reaches north central Lake Michigan on Sunday and
eventually send a cold front through the area on Monday. Strong
to severe storms will be possible on Sunday afternoon and
evening. High pressure will then build into the region by
Tuesday.

LCZ460-182015-
Lake St Clair-
355 AM EDT Sat May 18 2019

.TODAY...Southeast winds 5 to 10 knots. Mostly cloudy. A chance of
showers and thunderstorms in the morning. Waves 2 feet or less.
.TONIGHT...South winds 5 to 10 knots. Mostly clear. Waves 2 feet or
less.
.SUNDAY...South winds 5 to 10 knots increasing to 15 to 20 knots.
Mostly cloudy until late afternoon...then showers and thunderstorms
likely late in the afternoon. Waves 2 feet or less.
.SUNDAY NIGHT...Southwest winds 15 to 20 knots diminishing to 10 to
15 knots early in the morning. Mostly cloudy early in the evening
becoming partly cloudy. Light showers likely early in the evening. A
chance of light rain in the late evening and early morning. Waves 1
to 3 feet.
.MONDAY...West winds 15 to 20 knots becoming northwest 10 to 15
knots in the afternoon and evening. Partly cloudy. Waves 2 feet or
less.
.TUESDAY...East winds 5 to 10 knots. Partly cloudy. Waves 2 feet or
less.
.WEDNESDAY...Southeast winds 10 to 15 knots. Partly cloudy. A chance
of rain and thunderstorms. Waves 2 feet or less.

$$

DG

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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