Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 260800
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
400 AM EDT SAT JUL 26 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 AREA OF LOW PRESSURE WILL DEVELOP OVER THE
NORTHERN AND WESTERN GREAT LAKES TODAY AND TONIGHT...DOWN TO AROUND
29.70 INCHES. A STRONGER WAVE OF LOW PRESSURE WILL DEVELOP AND MOVE
THROUGH THE PATTERN SUNDAY PULLING A STRONG COLD FRONT BEHIND IT
SUNDAY NIGHT. STRONG NORTHERLY FLOW FOR LATE JULY WILL FOLLOW THE
FRONT MONDAY BEFORE HIGH PRESSURE...30.00 INCHES...SETTLES OVER AREA
DURING MID WEEK.

LCZ460-262015-
LAKE ST CLAIR-
400 AM EDT SAT JUL 26 2014

.TODAY...SOUTHWEST WINDS 5 TO 10 KNOTS...BECOMING SOUTH 10 TO
15 KNOTS BY EARLY AFTERNOON...THEN BECOMING SOUTHWEST 5 TO 10 KNOTS
LATE. A CHANCE OF SHOWERS AND THUNDERSTORMS BY LATE MORNING. PARTLY
SUNNY. WAVES 2 FEET OR LESS.
.TONIGHT...WEST WINDS 5 TO 10 KNOTS THROUGH MIDNIGHT...BECOMING
LIGHT AND VARIABLE OVERNIGHT. MOSTLY CLOUDY EARLY IN THE EVENING...
BECOMING PARTLY CLOUDY OVERNIGHT. WAVES 2 FEET OR LESS.
.SUNDAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTH 5 TO 10 KNOTS BY
LATE MORNING...THEN BECOMING SOUTHWEST 10 TO 15 KNOTS BY EARLY
AFTERNOON...VEERING TO THE WEST LATE. A CHANCE OF SHOWERS AND
THUNDERSTORMS EARLY...THEN 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 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS BY MIDNIGHT. SHOWERS AND A CHANCE OF THUNDERSTORMS. SOME
THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL. WAVES 2 FEET OR LESS.
.MONDAY...NORTH WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO 15 KNOTS
THROUGH MIDNIGHT. PARTLY SUNNY WITH A CHANCE OF 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.

$$

BT

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





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