Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 070212
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1012 PM EDT MON JUL 6 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 AVERAGING 29.80 INCHES WILL PASS
THROUGH THE CENTRAL GREAT LAKES LATE TONIGHT AND TUESDAY. HIGH
PRESSURE OF 30.10 INCHES WILL THEN PASS THROUGH THE AREA ON
WEDNESDAY. LOW PRESSURE WILL APPROACH FROM THE SOUTH WEDNESDAY
NIGHT.

LCZ460-070830-
LAKE ST CLAIR-
1012 PM EDT MON JUL 6 2015

.REST OF TONIGHT...SOUTH WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS LATE. PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS
AFTER MIDNIGHT. WAVES 2 FEET OR LESS.
.TUESDAY...SOUTH WINDS 10 TO 15 KNOTS...BECOMING SOUTHWEST 15 TO
20 KNOTS BY EARLY AFTERNOON...THEN DIMINISHING TO 10 TO 15 KNOTS
LATE. MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY THROUGH MID
AFTERNOON...THEN A CHANCE OF SHOWERS AND THUNDERSTORMS LATE. WAVES
2 FEET OR LESS.
.TUESDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS...VEERING TO THE
NORTHWEST BY MIDNIGHT. PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.WEDNESDAY...NORTH WINDS 10 TO 15 KNOTS...BECOMING NORTHEAST 5 TO
10 KNOTS BY MID AFTERNOON. PARTLY SUNNY. WAVES 2 FEET OR LESS.
.WEDNESDAY NIGHT...EAST WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS LATE. PARTLY CLOUDY THROUGH MIDNIGHT...BECOMING MOSTLY
CLOUDY OVERNIGHT. A CHANCE OF LIGHT SHOWERS. WAVES 2 FEET OR LESS.
.THURSDAY...SOUTHEAST WINDS 5 TO 10 KNOTS...VEERING TO THE SOUTH
THROUGH MIDNIGHT. MOSTLY CLOUDY WITH A CHANCE OF LIGHT SHOWERS...
THEN PARTLY CLOUDY THROUGH MIDNIGHT. WAVES 2 FEET OR LESS.
.FRIDAY...SOUTH WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. A CHANCE OF
SHOWERS. WAVES 2 FEET OR LESS.
.SATURDAY...SOUTH WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES 2 FEET OR LESS.

$$

BT

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


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