Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 280742
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
341 AM EDT SUN SEP 28 2014

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...30.30 INCHES...WILL PERSIST ACROSS THE
GREAT LAKES REGION TODAY AND TONIGHT WHILE WEAKENING TO 30.10
INCHES. MEANWHILE...LOW PRESSURE OF 29.90 INCHES IS FORECAST TO
DEVELOP OVER UPPER MICHIGAN TONIGHT...THEN TRACK ACROSS LAKE HURON
MONDAY AND MONDAY NIGHT. HIGH PRESSURE WILL THEN GRADUALLY BUILD
INTO THE REGION FROM THE NORTH TUESDAY INTO WEDNESDAY.

LCZ460-282000-
LAKE ST CLAIR-
341 AM EDT SUN SEP 28 2014

.TODAY...LIGHT AND VARIABLE WINDS. PARTLY SUNNY. WAVES NEARLY CALM.
.TONIGHT...LIGHT AND VARIABLE WINDS. MOSTLY CLEAR. WAVES NEARLY
CALM.
.MONDAY...LIGHT AND VARIABLE WINDS. MOSTLY SUNNY. WAVES NEARLY CALM.
.MONDAY NIGHT...LIGHT AND VARIABLE WINDS...BECOMING SOUTHWEST 5 TO
10 KNOTS BY MIDNIGHT...THEN VEERING TO THE WEST AFTER MIDNIGHT...
BECOMING NORTH 10 TO 15 KNOTS LATE. PARTLY CLOUDY WITH A CHANCE OF
LIGHT SHOWERS. WAVES 2 FEET OR LESS.
.TUESDAY...NORTH WINDS 5 TO 10 KNOTS. CLOUDY. WAVES 2 FEET OR LESS.
.WEDNESDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
2 FEET OR LESS.
.THURSDAY...SOUTHEAST WINDS 10 TO 15 KNOTS. A CHANCE OF LIGHT
SHOWERS. PARTLY CLOUDY. WAVES 2 FEET OR LESS.

$$

SF/SC

GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT
WEATHER.GOV/GREATLAKES (ALL LOWER CASE)





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