Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 260749
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
349 AM EDT TUE APR 26 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...LOW PRESSURE...29.70 INCHES...WILL MOVE INTO THE EASTERN
GREAT LAKES DURING THE MORNING. HIGH PRESSURE OF 30.40 INCHES ACROSS
NORTHERN ONTARIO WILL THEN EXPAND SOUTH INTO THE GREAT LAKES REGION
LATER TODAY INTO TONIGHT. THE CENTER OF THIS HIGH WILL HOLD STEADY
JUST NORTH OF LAKE SUPERIOR THROUGH THE END OF THE WEEK AS ANOTHER
LOW PRESSURE SYSTEM TRACKS ACROSS THE OHIO VALLEY.

LCZ460-262015-
LAKE ST CLAIR-
349 AM EDT TUE APR 26 2016

.TODAY...NORTH WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO 15 KNOTS BY
LATE MORNING. MOSTLY CLOUDY. A CHANCE OF DRIZZLE THROUGH EARLY
AFTERNOON. WAVES 2 FEET OR LESS.
.TONIGHT...NORTHEAST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS LATE. MOSTLY CLOUDY EARLY IN THE EVENING...BECOMING MOSTLY
CLEAR OVERNIGHT. WAVES 2 FEET OR LESS.
.WEDNESDAY...NORTHEAST WINDS 5 TO 10 KNOTS. SUNNY. WAVES 2 FEET OR
LESS.
.WEDNESDAY NIGHT...NORTHEAST WINDS 10 TO 15 KNOTS...DIMINISHING TO
5 TO 10 KNOTS AFTER MIDNIGHT...THEN INCREASING TO 10 TO 15 KNOTS
LATE. PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.THURSDAY...NORTHEAST WINDS 10 TO 15 KNOTS. PARTLY SUNNY EARLY...
BECOMING MOSTLY CLOUDY. A CHANCE OF LIGHT SHOWERS. A CHANCE OF
THUNDERSTORMS BY LATE MORNING. WAVES 2 FEET OR LESS.
.FRIDAY...NORTHEAST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES 2 FEET
OR LESS.
.SATURDAY...NORTHEAST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. A CHANCE
OF SHOWERS. WAVES 2 FEET OR LESS.

$$

SS

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



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