Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 230744
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
341 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-
341 AM EDT SAT AUG 23 2014

.TODAY...NORTHEAST WINDS 5 TO 10 KNOTS EARLY...BECOMING LIGHT AND
VARIABLE...THEN BECOMING EAST 5 TO 10 KNOTS LATE. PATCHY FOG EARLY.
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. PARTLY SUNNY. 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.

$$

DRK/SC

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






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