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National Weather Service Marine Forecast FZUS63 KDTX

FZUS63 KDTX 210231
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
931 PM EST Mon Jan 20 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
High pressure averaging 30.80 inches across the
Midwest will continue to drift southeast across the Ohio Valley
by Tuesday evening, weakening down to 30.50 inches along the way.
The advancing system will allow westerly flow to back towards the
southwest by Tuesday afternoon. High pressure to then depart and
expand across the eastern coast later in the week which will
allow a weak warm front to push north across the Great Lakes.

LCZ460-210915-
Lake St Clair-
931 PM EST Mon Jan 20 2020

REST OF TONIGHT
Northwest winds 5 to 10 knots. Partly cloudy.
Waves 2 feet or less.

TUESDAY
West winds 5 to 10 knots increasing to 10 to 15 knots
late in the afternoon. Partly sunny. Waves 2 feet or less.

TUESDAY NIGHT
Southwest winds 10 to 15 knots. Mostly clear. Waves
2 feet or less.

WEDNESDAY
Southwest winds 10 to 15 knots. Partly sunny. Waves 2
feet or less.

WEDNESDAY NIGHT
South winds 10 to 15 knots. Mostly cloudy. Waves
2 feet or less.

THURSDAY
South winds 5 to 10 knots. Cloudy. Waves 2 feet or less.

FRIDAY
East winds 10 to 15 knots. Cloudy with a chance of rain
and snow. Waves 2 feet or less.

SATURDAY
North winds 10 to 15 knots. Cloudy with rain and snow
likely. Waves 2 feet or less.



AM

Experimental modernized open lake forecast is available online at
weather.gov/dtx/glftablesc

Graphical marine forecasts are available at weather.gov/greatlakes