Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 210758
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
358 AM EDT SAT MAY 21 2016

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...OVER NORTHERN LAKE HURON
EARLY THIS MORNING WILL WEAKEN TODAY...AS LOW PRESSURE OF 29.90
INCHES OVER WEST VIRGINIA THIS AFTERNOON TRACKS INTO THE EASTERN
GREAT LAKES TONIGHT.  HIGH PRESSURE WILL RETURN TO THE AREA ON
SUNDAY AND INTO THE BEGINNING OF NEXT WEEK.

LCZ460-212015-
LAKE ST CLAIR-
358 AM EDT SAT MAY 21 2016

.TODAY...LIGHT AND VARIABLE WINDS...BECOMING NORTHEAST 5 TO 10 KNOTS
BY LATE MORNING. MOSTLY CLOUDY WITH A CHANCE OF LIGHT SHOWERS. WAVES
NEARLY CALM.
.TONIGHT...LIGHT AND VARIABLE WINDS...BECOMING NORTH 5 TO 10 KNOTS
LATE. PARTLY CLOUDY. WAVES NEARLY CALM.
.SUNDAY...NORTH WINDS 10 TO 15 KNOTS. MOSTLY SUNNY. WAVES NEARLY
CALM.
.SUNDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS THROUGH MIDNIGHT...
BECOMING LIGHT AND VARIABLE OVERNIGHT. CLEAR. WAVES NEARLY CALM.
.MONDAY...LIGHT AND VARIABLE WINDS. CLEAR. WAVES NEARLY CALM.
.TUESDAY...SOUTH WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES NEARLY
CALM.
.WEDNESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. SHOWERS
AND THUNDERSTORMS LIKELY. WAVES NEARLY CALM.

$$

BT

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



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