Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 190157
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
957 PM EDT FRI JUL 18 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...30.20 INCHES...WILL CONTINUE TO DRIFT
FROM THE EASTERN GREAT LAKES TO NEW ENGLAND THROUGH THE FIRST HALF
OF TONIGHT...KEEPING QUIET CONDITIONS OVER THE AREA. A WEAK AREA OF
LOW PRESSURE...30.00 INCHES...WILL THEN LIFT ACROSS WESTERN LAKE
ERIE TOMORROW...BRINGING A CHANCE FOR SHOWERS AND POSSIBLY A FEW
RUMBLES OF THUNDER. WEAK HIGH PRESSURE WILL THEN EXPAND BACK OVER
THE AREA SUNDAY AND MONDAY.

LCZ460-190800-
LAKE ST CLAIR-
957 PM EDT FRI JUL 18 2014

.REST OF TONIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS. A CHANCE OF LIGHT
SHOWERS AFTER MIDNIGHT. MOSTLY CLOUDY. WAVES 2 FEET OR LESS.
.SATURDAY...NORTHEAST WINDS 5 TO 10 KNOTS. LIGHT SHOWERS AND A
CHANCE OF THUNDERSTORMS. WAVES 2 FEET OR LESS.
.SATURDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS EARLY IN THE EVENING...
BECOMING LIGHT AND VARIABLE OVERNIGHT. MOSTLY CLOUDY EARLY IN THE
EVENING...BECOMING PARTLY CLOUDY OVERNIGHT. WAVES 2 FEET OR LESS.
.SUNDAY...LIGHT AND VARIABLE WINDS. MOSTLY SUNNY. WAVES NEARLY CALM.
.SUNDAY NIGHT...LIGHT AND VARIABLE WINDS. MOSTLY CLEAR. WAVES NEARLY
CALM.
.MONDAY...SOUTH WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET OR
LESS.
.TUESDAY...SOUTH WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET OR
LESS.
.WEDNESDAY...WEST WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. PARTLY CLOUDY. WAVES 2 FEET OR LESS.

$$

JVC

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






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