Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 231348
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
948 AM EDT SAT AUG 23 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 EXPAND FROM SOUTHERN
QUEBEC INTO THE EASTERN GREAT LAKES TODAY. THIS HIGH WILL THEN
REMAIN IN PLACE THROUGH SUNDAY BEFORE BUILDING INTO THE MID
ATLANTIC. LOW PRESSURE IS FORECAST TO TRACK ACROSS NORTHERN ONTARIO
ON MONDAY AND DRAG A WEAKENING FRONT INTO THE GREAT LAKES.

LCZ460-232000-
LAKE ST CLAIR-
948 AM EDT SAT AUG 23 2014

.REST OF TODAY...NORTHEAST WINDS 5 TO 10 KNOTS LATE IN THE MORNING...
BECOMING LIGHT AND VARIABLE...THEN BECOMING EAST 5 TO 10 KNOTS LATE.
PARTLY SUNNY. WAVES NEARLY CALM.
.TONIGHT...NORTHEAST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
2 FEET OR LESS.
.SUNDAY...EAST WINDS 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 2 FEET OR
LESS.
.SUNDAY NIGHT...EAST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
2 FEET OR LESS.
.MONDAY...SOUTHEAST WINDS 5 TO 10 KNOTS...BECOMING SOUTH 10 TO
15 KNOTS BY MID AFTERNOON...THEN DIMINISHING TO 5 TO 10 KNOTS
THROUGH MIDNIGHT. PARTLY SUNNY...BECOMING MOSTLY SUNNY BY MID
AFTERNOON...BECOMING PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.TUESDAY...SOUTH WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.WEDNESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. PARTLY CLOUDY. WAVES 2 FEET OR LESS.

$$

SF

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





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