Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 301341
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
939 AM EDT WED JUL 30 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 BROAD REGION OF LOW PRESSURE...AVERAGING 29.90
INCHES...WILL REMAIN OVER EASTERN QUEBEC INTO SATURDAY. THIS WILL
COMBINE WITH EQUALLY BROAD HIGH PRESSURE OVER THE PLAINS TO MAINTAIN
COOL CONDITIONS AND LIGHT WESTERLY WINDS EACH DAY. CLUSTERS OF
SHOWERS AND A FEW THUNDERSTORMS WILL MOVE OVER THE MARINE AREAS EACH
DAY WITH THE BEST CHANCE OF RAIN DURING THE WARMEST PART OF THE DAY
THROUGH SATURDAY.

LCZ460-302000-
LAKE ST CLAIR-
939 AM EDT WED JUL 30 2014

.REST OF TODAY...WEST WINDS 5 TO 10 KNOTS. PARTLY SUNNY WITH A
CHANCE OF SHOWERS. WAVES 2 FEET OR LESS.
.TONIGHT...LIGHT AND VARIABLE WINDS. A CHANCE OF SHOWERS BY
MIDNIGHT. WAVES 2 FEET OR LESS.
.THURSDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. A CHANCE OF LIGHT SHOWERS
EARLY...THEN A CHANCE OF SHOWERS AND THUNDERSTORMS BY LATE MORNING.
PARTLY SUNNY. WAVES 2 FEET OR LESS.
.THURSDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 2 FEET OR LESS.
.FRIDAY...SOUTHWEST WINDS 5 TO 10 KNOTS...BECOMING LIGHT AND
VARIABLE. PARTLY SUNNY WITH A CHANCE OF SHOWERS AND THUNDERSTORMS...
THEN PARTLY CLOUDY WITH A CHANCE OF LIGHT SHOWERS THROUGH MIDNIGHT.
WAVES 2 FEET OR LESS.
.SATURDAY...NORTHEAST WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.SUNDAY...NORTHWEST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET
OR LESS.

$$

SC

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





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