Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 270743
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
343 AM EDT THU AUG 27 2015

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...30.10 INCHES...WILL BUILD INTO THE
CENTRAL GREAT LAKES TODAY AND THEN MOVE TO THE EASTERN LAKES LATE
FRIDAY. THE NEXT LOW PRESSURE...29.70 INCHES...WILL MOVE INTO THE
WESTERN GREAT LAKES BY SATURDAY MORNING.

LCZ460-272015-
LAKE ST CLAIR-
343 AM EDT THU AUG 27 2015

.TODAY...NORTHWEST WINDS 5 TO 10 KNOTS THROUGH EARLY AFTERNOON...
BECOMING LIGHT AND VARIABLE. PARTLY SUNNY. A CHANCE OF WATERSPOUTS
EARLY. WAVES 2 FEET OR LESS.
.TONIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS THROUGH MIDNIGHT...BECOMING
LIGHT AND VARIABLE OVERNIGHT. MOSTLY CLEAR. WAVES 2 FEET OR LESS.
.FRIDAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTH 5 TO 10 KNOTS BY
LATE MORNING. MOSTLY SUNNY. WAVES 2 FEET OR LESS.
.FRIDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY THROUGH
MIDNIGHT...BECOMING MOSTLY CLOUDY OVERNIGHT. WAVES 2 FEET OR LESS.
.SATURDAY...SOUTH WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS BY MID AFTERNOON...THEN DIMINISHING TO 10 TO 15 KNOTS
THROUGH MIDNIGHT. MOSTLY CLOUDY...BECOMING PARTLY SUNNY BY LATE
MORNING...BECOMING MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 FEET OR LESS.
.SUNDAY...WEST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES 2 FEET OR LESS.
.MONDAY...SOUTH WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET OR
LESS.

$$

RBP

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


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