Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 130741
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
341 AM EDT MON APR 13 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...A COLD FRONT WILL TRACK THROUGH THE CENTRAL GREAT LAKES
TODAY. HIGH PRESSURE...30.30 INCHES...WILL BUILD OVER LAKE HURON
TOMORROW AND TOMORROW NIGHT. THIS HIGH WILL HOLD OVER THE AREA ON
WEDNESDAY.

LCZ460-132015-
LAKE ST CLAIR-
341 AM EDT MON APR 13 2015

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH THIS
EVENING...

.TODAY...SOUTH WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO 20 KNOTS
BY LATE MORNING...THEN BECOMING SOUTHWEST 20 TO 25 KNOTS BY EARLY
AFTERNOON...BECOMING WEST 15 TO 20 KNOTS LATE. MOSTLY CLOUDY. A
CHANCE OF LIGHT SHOWERS THROUGH EARLY AFTERNOON...THEN SHOWERS AND
THUNDERSTORMS LIKELY BY MID AFTERNOON. WAVES 1 TO 3 FEET.
.TONIGHT...NORTHWEST WINDS 10 TO 15 KNOTS...BECOMING LIGHT AND
VARIABLE OVERNIGHT. CLEAR. WAVES 2 FEET OR LESS.
.TUESDAY...NORTHEAST WINDS 5 TO 10 KNOTS. SUNNY. WAVES NEARLY CALM.
.TUESDAY NIGHT...NORTHEAST WINDS 5 TO 10 KNOTS EARLY IN THE
EVENING...BECOMING LIGHT AND VARIABLE OVERNIGHT. CLEAR. WAVES 2 FEET
OR LESS.
.WEDNESDAY...NORTHEAST WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS THROUGH MIDNIGHT. MOSTLY SUNNY...THEN PARTLY CLOUDY WITH A
CHANCE OF LIGHT SHOWERS THROUGH MIDNIGHT. WAVES 2 FEET OR LESS.
.THURSDAY...SOUTH WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY. A CHANCE OF
LIGHT SHOWERS. WAVES 2 FEET OR LESS.
.FRIDAY...SOUTH WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. A CHANCE OF
LIGHT SHOWERS. WAVES 2 FEET OR LESS.

$$

SF

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



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