Great Lakes Forecast
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FZUS63 KDTX 231936
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
336 PM EDT Mon Apr 23 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...Ridge of high pressure, 30.20 inches, extending over
the northern Great Lakes will begin to retreat eastward tonight
as a weak cold front approaches Lake Superior from the north.
Rain showers will spread over the region ahead of the front
before it moves through Lake Huron and Lower Michigan Tuesday
night and early Wednesday. The front will be followed briefly by
high pressure, 29.90 inches, Thursday before the next cold front
arrives Friday.

LCZ460-240815-
Lake St Clair-
336 PM EDT Mon Apr 23 2018

.TONIGHT...Southeast winds 5 to 10 knots this evening becoming light
and variable. Partly cloudy early in the evening...then mostly
cloudy with a chance of light showers in the late evening and
overnight. Waves 2 feet or less.
.TUESDAY...East winds 5 to 10 knots. Cloudy with light showers
likely. Waves 2 feet or less.
.TUESDAY NIGHT...Northeast winds 5 to 10 knots. Cloudy with light
showers likely. Waves 2 feet or less.
.WEDNESDAY...North winds 10 to 15 knots. Cloudy until late afternoon
becoming partly sunny. Light showers likely early in the
morning...then a chance of light showers in the late morning and
afternoon. Waves 2 feet or less.
.WEDNESDAY NIGHT...North winds 10 to 15 knots becoming northwest 5
to 10 knots after midnight. Mostly clear. A chance of light showers
early in the evening. Waves 2 feet or less.
.THURSDAY...West winds 5 to 10 knots. Mostly sunny becoming sunny
late in the afternoon becoming mostly clear. Waves 2 feet or less.
.FRIDAY...North winds 5 to 10 knots. Partly cloudy. A chance of
showers. Waves 2 feet or less.
.SATURDAY...North winds 10 to 15 knots. Mostly clear. Waves 2 feet
or less.

$$

SF

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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