Great Lakes Forecast
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FZUS63 KDTX 140234
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
934 PM EST Sun Jan 13 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 averaging 30.40 inches will persist
across the Great Lakes tonight, continuing favorable marine
conditions into Tuesday with light winds and low waves. Unsettled
conditions arrive Tuesday night into Wednesday as low pressure,
29.70 inches, moves across the northern Great Lakes and drags a
cold front through the region. High pressure, 30.30 inches,
builds in behind the front bringing quieter conditions for
Thursday before another cold front moves through the region
Thursday night into Friday.

LCZ460-140915-
Lake St Clair-
934 PM EST Sun Jan 13 2019

.REST OF TONIGHT...Northeast winds 10 to 15 knots becoming light and
variable. Clear. Waves 2 feet or less.
.MONDAY...Light and variable winds becoming southwest 5 to 10 knots
late in the afternoon. Mostly sunny. Waves 2 feet or less.
.MONDAY NIGHT...West winds 5 to 10 knots. Partly cloudy until early
morning becoming cloudy. Waves 2 feet or less.
.TUESDAY...Southwest winds 5 to 10 knots increasing to 10 to 15
knots in the afternoon. Cloudy. Waves 2 feet or less.
.TUESDAY NIGHT...Southwest winds 10 to 15 knots. Cloudy. A chance of
light freezing drizzle. Waves 2 feet or less.
.WEDNESDAY...Northwest winds 10 to 15 knots veering to the north in
the evening. Mostly cloudy becoming partly sunny early in the
afternoon becoming mostly clear. A chance of light freezing drizzle
early in the morning. Waves 2 feet or less.
.THURSDAY...South winds 5 to 10 knots. Partly cloudy. A chance of
snow. Waves 2 feet or less.
.FRIDAY...Northwest winds 10 to 15 knots. Mostly cloudy with a
chance of snow. Waves 2 feet or less.

$$

SC

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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