Great Lakes Forecast
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FZUS63 KDTX 200154
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
954 PM EDT FRI AUG 19 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 LIFT FROM THE MID
MISSISSIPPI VALLEY SATURDAY MORNING TO THE STRAITS REGION BY
EVENING...DEEPENING TO 29.40 INCHES. THE LOW WILL SLOWLY ROTATE
INTO NORTHERN ONTARIO BY SUNDAY...DEEPENING TO 29.30 INCHES. THE
LOW WILL THEN LIFT INTO QUEBEC ON SUNDAY. HIGH PRESSURE WILL
EXPAND ACROSS THE OHIO VALLEY AND SOUTHERN GREAT LAKES ON MONDAY.

LCZ460-200815-
LAKE ST CLAIR-
954 PM EDT FRI AUG 19 2016

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

$$

SC

EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT
WEATHER.GOV/DTX/GLFTABLESC (ALL LOWER CASE)

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



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