Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 220153
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
953 PM EDT SAT MAR 21 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 FROM CENTRAL
CANADA INTO LOWER MICHIGAN TONIGHT AND SUNDAY. THIS HIGH WILL THEN
SLOWLY MOVE ACROSS THE EASTERN GREAT LAKES MONDAY INTO TUESDAY.

LCZ460-220815-
LAKE ST CLAIR-
953 PM EDT SAT MAR 21 2015

.REST OF TONIGHT...NORTH WINDS 10 TO 15 KNOTS. CLEAR. WAVES 2
FEET OR LESS.
.SUNDAY...NORTHWEST WINDS 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 2 FEET
OR LESS.
.SUNDAY NIGHT...LIGHT AND VARIABLE WINDS...BECOMING NORTHEAST 5 TO
10 KNOTS LATE. PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.MONDAY...NORTHEAST WINDS 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 2 FEET
OR LESS.
.MONDAY NIGHT...NORTHEAST WINDS 5 TO 10 KNOTS THROUGH MIDNIGHT...
BECOMING LIGHT AND VARIABLE OVERNIGHT. MOSTLY CLEAR. WAVES 2 FEET OR
LESS.
.TUESDAY...EAST WINDS 5 TO 10 KNOTS. MOSTLY SUNNY...THEN PARTLY
CLOUDY WITH A CHANCE OF LIGHT RAIN AND SNOW SHOWERS THROUGH
MIDNIGHT. WAVES 2 FEET OR LESS.
.WEDNESDAY...SOUTHWEST WINDS 15 TO 20 KNOTS. PARTLY CLOUDY. A CHANCE
OF LIGHT RAIN AND SNOW SHOWERS. WAVES 2 FEET OR LESS.
.THURSDAY...NORTH WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. A CHANCE OF
LIGHT RAIN AND SNOW SHOWERS. WAVES 2 FEET OR LESS.

WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$

BT

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


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