Great Lakes Forecast
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FZUS63 KDTX 170742
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
242 AM EST Wed Jan 17 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...A ridge of high pressure will intrude into the area from a large
arctic high pressure system centered over the deep south. This
feature will largely remain in place into the weekend. To the north,
low pressure of 29.50 inches will track from the southern shores of
Hudson Bay into Ontario today. A second low will then organize over
the Canadian prairie provinces late Thursday and sweep east across
northern Ontario on Friday.

LCZ460-172100-
Lake St Clair-
242 AM EST Wed Jan 17 2018

.TODAY...West winds 5 to 10 knots becoming southwest 15 to 20 knots.
Partly sunny.
.TONIGHT...Southwest winds 15 to 20 knots increasing to 20 to 25
knots after midnight...then diminishing to 15 to 20 knots early in
the morning. Partly cloudy.
.THURSDAY...Southwest winds 15 to 20 knots diminishing to 10 to 15
knots in the late morning and afternoon. Partly sunny.
.THURSDAY NIGHT...Southwest winds 10 to 15 knots diminishing to 5 to
10 knots after midnight. Partly cloudy.
.FRIDAY...Southwest winds 10 to 15 knots increasing to 15 to 20
knots in the evening. Partly sunny becoming mostly sunny in the late
morning and afternoon becoming partly cloudy.
.SATURDAY...Southwest winds 15 to 20 knots. Partly cloudy.
.SUNDAY...South winds 5 to 10 knots. Mostly cloudy with light
showers likely and a chance of light snow showers.

Waves omitted due to ice coverage.

$$

IRL

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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