Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 302050
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
350 PM EST FRI JAN 30 2015

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...30.40 INCHES...WILL BUILD ACROSS
THE CENTRAL GREAT LAKES THROUGH TONIGHT.  LOW PRESSURE OF 30.00
INCHES WILL THEN MOVE EAST ACROSS CENTRAL ONTARIO SATURDAY AND
SATURDAY NIGHT.  LOW PRESSURE AVERAGING 29.70 WILL MOVE ACROSS THE
OHIO VALLEY ON SUNDAY.

LCZ460-310915-
LAKE ST CLAIR-
350 PM EST FRI JAN 30 2015

.TONIGHT...LIGHT AND VARIABLE WINDS...BECOMING SOUTH 5 TO 10 KNOTS
AFTER MIDNIGHT. PARTLY CLOUDY MAINLY BEFORE MIDNIGHT...THEN MOSTLY
CLOUDY WITH SCATTERED FLURRIES LATE.
.SATURDAY...SOUTHWEST WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS BY LATE MORNING...THEN DIMINISHING TO 5 TO 10 KNOTS LATE.
MOSTLY CLOUDY.
.SATURDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS EARLY IN THE
EVENING...BECOMING LIGHT AND VARIABLE...THEN BECOMING NORTH 5 TO
10 KNOTS LATE. MOSTLY CLOUDY. A CHANCE OF LIGHT SNOW AFTER MIDNIGHT.
.SUNDAY...NORTHEAST WINDS 10 TO 15 KNOTS. LIGHT SNOW.
.SUNDAY NIGHT...NORTH WINDS 15 TO 20 KNOTS. BECOMING PARTLY CLOUDY
LATE. LIGHT SNOW IN THE EVENING...THEN A CHANCE OF LIGHT SNOW AFTER
MIDNIGHT.
.MONDAY...NORTH WINDS 10 TO 15 KNOTS...BECOMING NORTHWEST 5 TO
10 KNOTS IN THE AFTERNOON...THEN BACKING TO THE WEST BY EVENING.
PARTLY SUNNY...BECOMING MOSTLY SUNNY IN THE AFTERNOON...BECOMING
PARTLY CLOUDY.
.TUESDAY...SOUTH WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. A CHANCE OF
LIGHT SNOW SHOWERS.
.WEDNESDAY...WEST WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY WITH A CHANCE
OF LIGHT SNOW SHOWERS.

WAVES OMITTED DUE TO ICE COVERAGE.

$$

DT

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


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