Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 100149
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
947 PM EDT WED JUL 9 2014

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 OF 30.20 INCHES WILL BUILD INTO THE
CENTRAL GREAT LAKES TONIGHT THROUGH THURSDAY...AND SLOWLY DEPART
TOWARD THE EAST DURING FRIDAY. THIS WILL PROMOTE FAVORABLE MARINE
WIND AND WAVES INTO SATURDAY WHEN LIGHT SOUTH WIND WILL BRING WARMER
AND MORE HUMID AIR INTO THE REGION...ALONG WITH A CHANCE OF
THUNDERSTORMS...THAT WILL LAST THROUGH THE WEEKEND.

LCZ460-100800-
LAKE ST CLAIR-
947 PM EDT WED JUL 9 2014

.REST OF TONIGHT...EAST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS AFTER MIDNIGHT...THEN BACKING TO THE NORTH LATE. MOSTLY
CLEAR. WAVES 2 FEET OR LESS.
.THURSDAY...NORTH WINDS 5 TO 10 KNOTS IN THE MORNING...BECOMING
LIGHT AND VARIABLE...THEN BECOMING NORTHEAST 5 TO 10 KNOTS LATE.
MOSTLY SUNNY. WAVES 2 FEET OR LESS.
.THURSDAY NIGHT...NORTHEAST WINDS 5 TO 10 KNOTS THROUGH MIDNIGHT...
BECOMING LIGHT AND VARIABLE OVERNIGHT. MOSTLY CLEAR. WAVES 2 FEET OR
LESS.
.FRIDAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTH 5 TO 10 KNOTS BY
MID AFTERNOON. SUNNY. WAVES 2 FEET OR LESS.
.FRIDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS EARLY IN THE EVENING...
BECOMING LIGHT AND VARIABLE...THEN BECOMING SOUTH 5 TO 10 KNOTS
LATE. MOSTLY CLEAR. WAVES 2 FEET OR LESS.
.SATURDAY...SOUTH WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH MIDNIGHT. PARTLY SUNNY...BECOMING MOSTLY
CLOUDY. WAVES 2 FEET OR LESS.
.SUNDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.MONDAY...WEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. PARTLY CLOUDY. WAVES 2 FEET OR LESS.

$$

SC

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






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