Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 221353
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
953 AM EDT FRI JUL 22 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...AVERAGING 29.70 INCHES...WILL CONTINUE TO
DROP THROUGH ONTARIO TODAY AND INTO TONIGHT. THIS WILL PUSH A WEAK
COLD FRONT DOWN THROUGH THE AREA...CONTINUING CHANCES FOR
THUNDERSTORMS. HIGH PRESSURE AVERAGING 29.90 WILL THEN BUILD INTO
THE CENTRAL GREAT LAKES FRIDAY NIGHT THROUGH SATURDAY NIGHT BEFORE
ANOTHER AREA OF LOW PRESSURE TRACKING THROUGH ONTARIO BRINGS
UNSETTLED WEATHER BACK TO THE AREA ON SUNDAY.

LCZ460-230815-
LAKE ST CLAIR-
953 AM EDT FRI JUL 22 2016

.TONIGHT...NORTHWEST WINDS 5 TO 10 KNOTS THROUGH MIDNIGHT...BECOMING
LIGHT AND VARIABLE OVERNIGHT. MOSTLY CLEAR. WAVES 2 FEET OR LESS.
.SATURDAY...LIGHT AND VARIABLE WINDS...BECOMING WEST 5 TO 10 KNOTS
BY LATE MORNING...THEN VEERING TO THE NORTH LATE. SUNNY. WAVES
2 FEET OR LESS.
.SATURDAY NIGHT...EAST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES
2 FEET OR LESS.
.SUNDAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTHWEST 5 TO
10 KNOTS BY LATE MORNING. PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 FEET OR LESS.
.SUNDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY WITH A
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 2 FEET OR LESS.
.MONDAY...NORTHWEST WINDS 5 TO 10 KNOTS. PARTLY SUNNY...BECOMING
MOSTLY SUNNY BY LATE MORNING...BECOMING CLEAR. WAVES 2 FEET OR LESS.
.TUESDAY...NORTHEAST WINDS 5 TO 10 KNOTS. CLEAR. WAVES 2 FEET OR
LESS.
.WEDNESDAY...EAST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET OR
LESS.

$$

JVC

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



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