Great Lakes Forecast
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FZUS63 KDTX 170239
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
939 PM EST Thu Jan 16 2020

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 strong area of high pressure around 30.80 inches
will build into the region for tonight and Friday. This high will
be pushes east Friday evening as a low pressure system lifts
through the central Great Lakes on Saturday. The low will deepen
from 29.60 inches near southern Lake Michigan Saturday morning to
around 29.40 inches Saturday evening over northern Lake Huron.

LCZ460-170915-
Lake St Clair-
939 PM EST Thu Jan 16 2020

.REST OF TONIGHT...Northwest winds 15 to 20 knots becoming north 10
to 15 knots after midnight. Partly cloudy. Waves 2 feet or less.
.FRIDAY...North winds 5 to 10 knots in the morning becoming light
and variable...then becoming southeast 5 to 10 knots late in the
afternoon. Partly sunny. Waves 2 feet or less.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots increasing to 15 to
20 knots after midnight. Snow after midnight. Snow may be heavy at
times after midnight. Waves 1 to 3 feet.
.SATURDAY...South winds 15 to 20 knots becoming southwest 20 to 25
knots early in the afternoon. Snow in the morning...then light rain
and snow in the afternoon. A chance of drizzle. Waves 2 to 4 feet.
.SATURDAY NIGHT...West winds 20 to 25 knots. Gusts to 30 knots in
the late evening and overnight. Cloudy. A chance of light snow
showers and light rain in the evening. A chance of drizzle in the
evening. Waves 2 to 4 feet. A Small Craft Advisory may be needed.
.SUNDAY...West winds 20 to 25 knots with gusts to 30 knots becoming
northwest 15 to 20 knots in the evening. Mostly cloudy. Waves 1 to 3
feet.
.MONDAY...Northwest winds 10 to 15 knots. Partly cloudy. Waves 2
feet or less.
.TUESDAY...West winds 10 to 15 knots. Partly cloudy. Waves 2 feet or
less.

$$

DRK

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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