Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 301342
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
942 AM EDT TUE AUG 30 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...LOW PRESSURE...29.80 INCHES...WILL MOVE FROM HUDSON BAY
TO NORTHERN QUEBEC TODAY. THIS SYSTEM WILL DRIVE A SLOW MOVING COLD
FRONT...AVERAGE PRESSURE 29.90 INCHES...ACROSS LAKE HURON THIS
AFTERNOON AND EVENING...THEN INTO LAKE ERIE ON WEDNESDAY. STRONG
HIGH PRESSURE WILL THEN GRADUALLY BUILD ACROSS THE NORTHERN GREAT
LAKES DURING THE END OF THE WEEK IN THE WAKE OF THIS COLD FRONT.

LCZ460-302015-
LAKE ST CLAIR-
942 AM EDT TUE AUG 30 2016

.REST OF TODAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTHWEST 5 TO
10 KNOTS BY LATE MORNING. PARTLY SUNNY. WAVES 2 FEET OR LESS.
.TONIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS THROUGH MIDNIGHT...BECOMING
LIGHT AND VARIABLE OVERNIGHT. PARTLY CLOUDY THROUGH MIDNIGHT...
BECOMING MOSTLY CLOUDY OVERNIGHT. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 FEET OR LESS.
.WEDNESDAY...LIGHT AND VARIABLE WINDS...BECOMING NORTH 5 TO 10 KNOTS
BY LATE MORNING...THEN INCREASING TO 10 TO 15 KNOTS LATE. MOSTLY
CLOUDY. A CHANCE OF SHOWERS THROUGH MID AFTERNOON. WAVES 2 FEET OR
LESS.
.WEDNESDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 2 FEET OR LESS.
.THURSDAY...NORTH WINDS 10 TO 15 KNOTS. PARTLY CLOUDY...THEN
CLEARING. WAVES 2 FEET OR LESS.
.FRIDAY...NORTHEAST WINDS 5 TO 10 KNOTS. CLEAR. WAVES 2 FEET OR
LESS.
.SATURDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. CLEAR. WAVES 2 FEET OR
LESS.

$$

DRK

EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT
WEATHER.GOV/DTX/GLFTABLESC (ALL LOWER CASE)

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



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