Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 230743 RRA
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
339 AM EDT SAT APR 23 2016

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 30.20 INCHES...WILL
CONTINUE TO BUILD INTO THE CENTRAL GREAT LAKES TODAY AND TONIGHT.
SATURDAY NIGHT THE HIGH GETS SHOVED EAST...AS AN EMERGING LOW OVER
THE NORTHERN PLAINS PUSHES INTO THE GREAT LAKES REGION.
THIS LOW...AVERAGING 29.40 INCHES...WILL WEAKEN AS IT MOVES EAST.

LCZ460-232000-
LAKE ST CLAIR-
339 AM EDT SAT APR 23 2016

.TODAY...NORTH WINDS 10 TO 15 KNOTS...BECOMING NORTHEAST 5 TO
10 KNOTS BY MID AFTERNOON. MOSTLY SUNNY. WAVES 2 FEET OR LESS.
.TONIGHT...NORTHEAST WINDS 5 TO 10 KNOTS THROUGH MIDNIGHT...BECOMING
LIGHT AND VARIABLE OVERNIGHT. MOSTLY CLEAR. WAVES 2 FEET OR LESS.
.SUNDAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTH 10 TO 15 KNOTS
BY LATE MORNING. PARTLY SUNNY. WAVES 2 FEET OR LESS.
.SUNDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KNOTS...BECOMING SOUTH 5 TO
10 KNOTS BY MIDNIGHT. PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.MONDAY...SOUTHWEST WINDS 10 TO 15 KNOTS...BECOMING WEST 5 TO
10 KNOTS BY MID AFTERNOON...THEN BECOMING NORTH 10 TO 15 KNOTS
THROUGH MIDNIGHT. PARTLY SUNNY EARLY...BECOMING MOSTLY CLOUDY. LIGHT
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS...THEN SHOWERS LIKELY
THROUGH MIDNIGHT. WAVES 2 FEET OR LESS.
.TUESDAY...NORTHEAST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. LIGHT
SHOWERS LIKELY. WAVES 2 FEET OR LESS.
.WEDNESDAY...NORTHEAST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. A CHANCE
OF SHOWERS. WAVES 2 FEET OR LESS.

$$

DG

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



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