Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 190740
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
338 AM EDT SAT JUL 19 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...A SURFACE TROUGH...30.10 INCHES...WILL DEVELOP OVER
SOUTHEAST MICHIGAN TODAY. THE SURFACE TROUGH WILL WEAKEN
TONIGHT...BUT REDEVELOP DURING THE DAYTIME HEATING ON SUNDAY. THE
REGION WILL REMAIN BETWEEN HIGH PRESSURE ANCHORED OVER THE EAST
COAST AND A SLOW MOVING FRONTAL BOUNDARY OVER THE PLAINS MONDAY AND
TUESDAY.

LCZ460-192000-
LAKE ST CLAIR-
338 AM EDT SAT JUL 19 2014

.TODAY...EAST WINDS 5 TO 10 KNOTS. LIGHT SHOWERS LIKELY THROUGH MID
AFTERNOON. A CHANCE OF THUNDERSTORMS BY LATE MORNING. WAVES 2 FEET
OR LESS.
.TONIGHT...LIGHT AND VARIABLE WINDS. 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...NORTH WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. PARTLY CLOUDY. WAVES 2 FEET OR LESS.

$$

CB/SC

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






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