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National Weather Service Marine Forecast FZUS63 KDTX

FZUS63 KDTX 201435
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
935 AM EST Wed Feb 20 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
Surface low pressure at 29.60 inches will lift into
the western Great Lakes today before tracking into western Quebec
by Thursday morning. A ridge of surface high pressure, 30.40
inches, will build into the Great Lakes for Friday. Early
indications suggest powerful winter storm of 28.90 inches lifting
through northern Lower Michigan on Sunday.

LCZ460-202115-
Lake St Clair-
935 AM EST Wed Feb 20 2019

REST OF TODAY
Southeast winds 15 to 20 knots. A chance of light
freezing rain late in the morning. Light snow. Light freezing rain
and light rain in the afternoon.

TONIGHT
Southeast winds 10 to 15 knots veering to the southwest
in the late evening and overnight. Light rain in the evening.

THURSDAY
West winds 10 to 15 knots. Mostly cloudy.

THURSDAY NIGHT
West winds 5 to 10 knots until early morning
becoming light and variable. Partly cloudy.

FRIDAY
Light and variable winds becoming southeast 5 to 10 knots
in the evening. Mostly clear.

SATURDAY
Southeast winds 10 to 15 knots. Partly cloudy. Rain
likely and a chance of light freezing rain.

SUNDAY
West winds to 30 knots with gusts to 40 knot gales. Rain
and a chance of snow.  A Gale Warning may be needed.

Waves omitted due to ice coverage.



DG

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

Graphical marine forecasts are available at weather.gov/greatlakes