Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 220758
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
358 AM EDT WED APR 22 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...LOW PRESSURE...AVERAGING 29.20 INCHES...CURRENTLY OVER
THE JAMES BAY WILL START TO SHIFT OFF TOWARDS THE EAST COAST OVER
THE NEXT FEW DAYS.  THE NEXT COLD FRONT IS EXPECTED TO SLIDE THROUGH
THE CENTRAL GREAT LAKES EARLY WEDNESDAY MORNING.

LCZ460-222015-
LAKE ST CLAIR-
358 AM EDT WED APR 22 2015

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EDT THIS MORNING
THROUGH THIS EVENING...

.TODAY...WEST WINDS 15 TO 20 KNOTS. GUSTS TO 30 KNOTS BY MID
AFTERNOON. MOSTLY CLOUDY WITH A CHANCE OF LIGHT RAIN AND SNOW
SHOWERS. WAVES 1 TO 3 FEET.
.TONIGHT...WEST WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO 15 KNOTS
BY MIDNIGHT. MOSTLY CLOUDY WITH A CHANCE OF LIGHT RAIN AND SNOW
SHOWERS EARLY IN THE EVENING...THEN MOSTLY CLOUDY BY MIDNIGHT. WAVES
1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY. WAVES
2 FEET OR LESS.
.THURSDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS...DIMINISHING TO
5 TO 10 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY THROUGH MIDNIGHT...THEN
CLEARING. WAVES 2 FEET OR LESS.
.FRIDAY...NORTHWEST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS BY MID AFTERNOON...THEN VEERING TO THE NORTHEAST THROUGH
MIDNIGHT. SUNNY THROUGH EARLY AFTERNOON...BECOMING MOSTLY CLEAR.
WAVES 2 FEET OR LESS.
.SATURDAY...NORTHEAST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES
2 FEET OR LESS.
.SUNDAY...NORTH WINDS 10 TO 15 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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