Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 241357
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
957 AM EDT WED JUN 24 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 WILL CONTINUE TO BUILD INTO THE CENTRAL
GREAT LAKES AND OHIO VALLEY...STRENGTHENING TO 30.20 INCHES BY THIS
AFTERNOON. A LOW PRESSURE SYSTEM WILL THEN TRACK THROUGH THE
SOUTHERN GREAT LAKES WEDNESDAY NIGHT AND THURSDAY.

LCZ460-242015-
LAKE ST CLAIR-
957 AM EDT WED JUN 24 2015

.REST OF TODAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTHWEST 5 TO
10 KNOTS LATE. MOSTLY SUNNY. WAVES 2 FEET OR LESS.
.TONIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS EARLY IN THE EVENING...
BECOMING LIGHT AND VARIABLE OVERNIGHT. PARTLY CLOUDY. A CHANCE OF
LIGHT SHOWERS LATE. WAVES 2 FEET OR LESS.
.THURSDAY...SOUTHEAST WINDS 5 TO 10 KNOTS...BACKING TO THE EAST BY
MID AFTERNOON. MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS THROUGH MID AFTERNOON...THEN A CHANCE OF SHOWERS LATE.
WAVES 2 FEET OR LESS.
.THURSDAY NIGHT...NORTH WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY EARLY IN
THE EVENING...BECOMING PARTLY CLOUDY OVERNIGHT. WAVES 2 FEET OR
LESS.
.FRIDAY...NORTH WINDS 10 TO 15 KNOTS...BECOMING NORTHEAST 5 TO
10 KNOTS THROUGH MIDNIGHT. PARTLY SUNNY...BECOMING MOSTLY CLEAR.
WAVES 2 FEET OR LESS.
.SATURDAY...NORTHEAST WINDS 15 TO 20 KNOTS. PARTLY CLOUDY. WAVES
2 FEET OR LESS.
.SUNDAY...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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