Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 151353
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
951 AM EDT FRI AUG 15 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...AVERAGING 30.10 INCHES...WILL BUILD
GRADUALLY SOUTHEASTWARD FROM THE WESTERN GREAT LAKES INTO THE OHIO
VALLEY TONIGHT. A TROUGH OF LOW PRESSURE...AVERAGING 29.80
INCHES...WILL DROP THROUGH THE REGION ON SATURDAY BRINGING THE NEXT
CHANCE FOR SHOWERS AND THUNDERSTORMS WHICH WILL PERSIST INTO SUNDAY
MORNING.

LCZ460-152000-
LAKE ST CLAIR-
951 AM EDT FRI AUG 15 2014

.REST OF TODAY...WEST WINDS 5 TO 10 KNOTS. SUNNY. WAVES 2 FEET OR
LESS.
.TONIGHT...WEST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET OR
LESS.
.SATURDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS BY MID AFTERNOON. PARTLY SUNNY. WAVES 2 FEET OR LESS.
.SATURDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS...VEERING TO THE
NORTHWEST AFTER MIDNIGHT. MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 FEET OR LESS.
.SUNDAY...NORTHEAST WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. MOSTLY CLOUDY EARLY...BECOMING PARTLY CLOUDY. WAVES
2 FEET OR LESS.
.MONDAY...EAST WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.TUESDAY...EAST WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. PARTLY CLOUDY. WAVES 2 FEET OR LESS.

$$

DRK

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






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