Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 050751
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
351 AM EDT TUE MAY 5 2015

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 COLD FRONT SETTLES JUST SOUTH OF THE REGION TODAY...AS
AN AREA OF HIGH PRESSURE OF 30.20 INCHES BUILDS INTO THE NORTHERN
GREAT LAKES.  THIS HIGH WILL LINGER OVER THE GREAT LAKES THROUGH THE
MIDWEEK PERIOD.  THE NEXT LOW PRESSURE SYSTEM OF 29.90 INCHES
ARRIVES ON FRIDAY.

LCZ460-052015-
LAKE ST CLAIR-
351 AM EDT TUE MAY 5 2015

.TODAY...NORTHEAST WINDS 5 TO 10 KNOTS. SHOWERS AND A CHANCE OF
THUNDERSTORMS EARLY...THEN SHOWERS WITH THUNDERSTORMS LIKELY BY LATE
MORNING. WAVES 2 FEET OR LESS.
.TONIGHT...NORTHEAST WINDS 5 TO 10 KNOTS EARLY IN THE EVENING...
BECOMING LIGHT AND VARIABLE...THEN BECOMING EAST 5 TO 10 KNOTS LATE.
SHOWERS AND A CHANCE OF THUNDERSTORMS THROUGH MIDNIGHT...THEN
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. WAVES
2 FEET OR LESS.
.WEDNESDAY...EAST WINDS 5 TO 10 KNOTS THROUGH EARLY AFTERNOON...
BECOMING LIGHT AND VARIABLE...THEN BECOMING EAST 5 TO 10 KNOTS LATE.
CLOUDY WITH A CHANCE OF SHOWERS THROUGH EARLY AFTERNOON...THEN
PARTLY SUNNY BY MID AFTERNOON. WAVES 2 FEET OR LESS.
.WEDNESDAY NIGHT...EAST WINDS 5 TO 10 KNOTS EARLY IN THE EVENING...
BECOMING LIGHT AND VARIABLE OVERNIGHT. PARTLY CLOUDY. WAVES 2 FEET
OR LESS.
.THURSDAY...SOUTH WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET OR
LESS.
.FRIDAY...SOUTH WINDS 10 TO 15 KNOTS. MOSTLY CLEAR. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES 2 FEET OR LESS.
.SATURDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. A CHANCE
OF SHOWERS AND THUNDERSTORMS. WAVES 2 FEET OR LESS.

$$

MR

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


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