Great Lakes Forecast
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FZUS63 KDTX 121334
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
934 AM EDT Thu Apr 12 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 quick-moving Clipper system at 29.50 inches will track quickly
from central Lake Michigan to Lake Huron this morning. A late season
winter storm is then forecasted to wrap up over the mid Mississippi
Valley and Great Lakes region this weekend. While not particularly
strong at 29.40 inches, strong high pressure centered near James Bay
will create a tight pressure gradient and expansive wind field
across the region.

LCZ460-122015-
Lake St Clair-
934 AM EDT Thu Apr 12 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON...

.REST OF TODAY...South winds 15 to 20 knots becoming southwest 20 to
25 knots in the afternoon. Gusts to 30 knots. Mostly cloudy. A
chance of light showers late in the morning. Waves 1 to 3 feet.
.TONIGHT...West winds 15 to 20 knots becoming northwest 5 to 10
knots late in the evening...then veering to the northeast after
midnight. Mostly cloudy. A chance of light showers after midnight.
Waves 2 feet or less.
.FRIDAY...East winds 5 to 10 knots veering to the south late in the
afternoon. Mostly cloudy. A chance of light showers early in the
morning. A chance of light rain late in the afternoon. Waves 2 feet
or less.
.FRIDAY NIGHT...East winds 5 to 10 knots backing to the northeast in
the late evening and overnight. Cloudy. A chance of light rain in
the evening...then light rain likely after midnight. Waves 2 feet or
less.
.SATURDAY...Northeast winds 5 to 10 knots increasing to 10 to 15
knots in the afternoon and evening. Light rain. Waves 2 feet or
less.
.SUNDAY...Northwest winds 15 to 20 knots. Rain. Waves 2 feet or
less.
.MONDAY...Northwest winds 15 to 20 knots. Mostly cloudy with a
chance of light rain and snow 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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