Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 231942
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
342 PM 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 OVER THE CENTRAL GREAT LAKES THROUGH THIS EVENING. THE HIGH
GRADUALLY PUSHES OFF TO THE EAST OVERNIGHT...AS AN EMERGING LOW OVER
THE NORTHERN PLAINS BEGINS TO FILTER INTO THE REGION. THE
LOW...AVERAGING 29.40 INCHES...WILL WEAKEN AS IT TRACKS EAST.


DE

LCZ460-240815-
LAKE ST CLAIR-
342 PM EDT SAT APR 23 2016

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

$$

SF

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



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