Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 260154
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
953 PM EDT FRI JUL 25 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...SURFACE PRESSURE WILL LOWER THROUGH TOMORROW...DOWN TO
AROUND 29.70 INCHES...AS FRONTAL BOUNDARY STALLS OVER THE CENTRAL
GREAT LAKES. A RIPPLE OF LOW PRESSURE WILL RIDE ALONG THE FRONT ON
SUNDAY...WITH GOOD PRESSURE RISE THEN OCCURRING SUNDAY NIGHT INTO
MONDAY...AS A RIDGE OF HIGH PRESSURE...30.00 INCHES...SETTLES OVER
AREA MONDAY NIGHT.

LCZ460-260800-
LAKE ST CLAIR-
953 PM EDT FRI JUL 25 2014

.REST OF TONIGHT...SOUTH WINDS 10 TO 15 KNOTS...BECOMING SOUTHWEST
5 TO 10 KNOTS BY MIDNIGHT. PARTLY CLOUDY THIS EVENING...BECOMING
MOSTLY CLOUDY OVERNIGHT. WAVES 2 FEET OR LESS.
.SATURDAY...SOUTH WINDS 5 TO 10 KNOTS...BECOMING SOUTHWEST 10 TO
15 KNOTS BY MID AFTERNOON. MOSTLY CLOUDY WITH A CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 2 FEET OR LESS.
.SATURDAY NIGHT...WEST WINDS 5 TO 10 KNOTS THROUGH MIDNIGHT...
BECOMING LIGHT AND VARIABLE OVERNIGHT. PARTLY CLOUDY. WAVES 2 FEET
OR LESS.
.SUNDAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTHWEST 10 TO
15 KNOTS BY LATE MORNING...THEN DIMINISHING TO 5 TO 10 KNOTS LATE.
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS BY LATE MORNING. PARTLY
SUNNY THROUGH MID AFTERNOON...BECOMING CLOUDY. WAVES 2 FEET OR LESS.
.SUNDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS. SHOWERS AND A CHANCE
OF THUNDERSTORMS. WAVES 2 FEET OR LESS.
.MONDAY...NORTH WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO 15 KNOTS
THROUGH MIDNIGHT. MOSTLY CLOUDY WITH A CHANCE OF LIGHT SHOWERS...
THEN MOSTLY CLEAR THROUGH MIDNIGHT. WAVES 2 FEET OR LESS.
.TUESDAY...WEST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET OR
LESS.
.WEDNESDAY...WEST WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS. PARTLY
CLOUDY. WAVES 2 FEET OR LESS.

$$

DG

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





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