Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 251337
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
937 AM EDT SAT APR 25 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...LOW PRESSURE...29.40 INCHES...WILL MOVE FROM EASTERN
KANSAS THIS MORNING TO KENTUCKY THIS EVENING. MEANWHILE...HIGH
PRESSURE OF 30.20 INCHES WILL SLOWLY BUILD FROM NORTHERN ONTARIO
TODAY INTO THE WESTERN GREAT LAKES BY SUNDAY. THIS HIGH WILL SLOWLY
MOVE ACROSS THE WESTERN GREAT LAKES ON MONDAY...THEN BEFORE BUILDING
ACROSS LOWER MICHIGAN BY TUESDAY.

LCZ460-252015-
LAKE ST CLAIR-
937 AM EDT SAT APR 25 2015

.REST OF TODAY...EAST WINDS 10 TO 15 KNOTS...BECOMING NORTHEAST 5 TO
10 KNOTS BY EARLY AFTERNOON...THEN INCREASING TO 15 TO 20 KNOTS
LATE. PARTLY SUNNY. WAVES 2 FEET OR LESS.
.TONIGHT...NORTH WINDS 15 TO 20 KNOTS. MOSTLY CLEAR. WAVES 1 TO
3 FEET.
.SUNDAY...NORTH WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO 15 KNOTS
BY LATE MORNING. PARTLY SUNNY. WAVES 1 TO 3 FEET.
.SUNDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS...BECOMING NORTHWEST 10 TO
15 KNOTS LATE. MOSTLY CLOUDY WITH A CHANCE OF LIGHT SHOWERS. WAVES
2 FEET OR LESS.
.MONDAY...NORTH WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO 10 KNOTS
THROUGH MIDNIGHT. MOSTLY CLOUDY THROUGH MID AFTERNOON...BECOMING
PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.TUESDAY...NORTH WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES 2 FEET OR
LESS.
.WEDNESDAY...NORTH WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET
OR LESS.

$$

HLO

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


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