Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 092049
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
346 PM EST FRI DEC 9 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...A WEAK TROUGH OVER LAKE HURON WILL DEEPEN TO 30.30
INCHES LATE TONIGHT AND SATURDAY AS AN UPPER LEVEL DISTURBANCE WORKS
ACROSS THE AREA. A STRONGER LOW PRESSURE SYSTEM...29.60
INCHES...WILL THEN TRACK ACROSS THE SOUTHERN GREAT LAKES LATE SUNDAY
INTO MONDAY.

LCZ460-100900-
LAKE ST CLAIR-
346 PM EST FRI DEC 9 2016

.TONIGHT...WEST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY MAINLY BEFORE
MIDNIGHT...BECOMING MOSTLY CLOUDY OVERNIGHT. WAVES 2 FEET OR LESS.
.SATURDAY...WEST WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY. A CHANCE OF
LIGHT SNOW SHOWERS IN THE AFTERNOON. WAVES 2 FEET OR LESS.
.SATURDAY NIGHT...WEST WINDS 10 TO 15 KNOTS...BECOMING SOUTHWEST
5 TO 10 KNOTS AFTER MIDNIGHT. CLOUDY. A CHANCE OF LIGHT SNOW AFTER
MIDNIGHT. WAVES 2 FEET OR LESS.
.SUNDAY...SOUTH WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO 20 KNOTS
BY AFTERNOON. SNOW. WAVES 2 FEET OR LESS.
.SUNDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS...BECOMING SOUTHWEST
10 TO 15 KNOTS AFTER MIDNIGHT. SNOW IN THE EVENING...THEN LIGHT SNOW
LIKELY AFTER MIDNIGHT. WAVES 2 FEET OR LESS.
.MONDAY...WEST WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY...BECOMING PARTLY
CLOUDY. WAVES 2 FEET OR LESS.
.TUESDAY...WEST WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY. WAVES 2 FEET OR
LESS.
.WEDNESDAY...WEST WINDS 15 TO 20 KNOTS. MOSTLY CLOUDY WITH A CHANCE
OF SNOW. WAVES 2 FEET OR LESS.

$$

MR

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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