Great Lakes Forecast
Issued by NWS

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393
FZUS63 KDTX 270747
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
346 AM EDT FRI MAY 27 2016

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...THE WESTERN EXTENT OF A LARGE AREA OF SURFACE HIGH PRESSURE CENTERED
OFF THE EAST COAST WILL EXPAND INTO THE CENTRAL GREAT LAKES TODAY
AND SATURDAY. THIS WILL KEEP A WARM AND HUMID AIRMASS OVER THE
AREA...MAINTAINING CHANCES FOR SHOWERS AND THUNDERSTORMS. WEAK LOW
PRESSURE...29.70 INCHES...WILL MOVE THROUGH THE UPPER MIDWEST
SATURDAY NIGHT AND INTO THE NORTHERN GREAT LAKES ON SUNDAY. THIS
WILL BRING A BETTER CHANCE FOR THUNDERSTORMS OVER THE AREA SUNDAY
AFTERNOON AND EVENING AS A WEAK COLD FRONT PUSHES ACROSS THE AREA.

LCZ460-272000-
LAKE ST CLAIR-
346 AM EDT FRI MAY 27 2016

.TODAY...SOUTH WINDS 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 2 FEET OR
LESS.
.TONIGHT...SOUTH WINDS 5 TO 10 KNOTS. PARTLY CLOUDY WITH A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES 2 FEET OR LESS.
.SATURDAY...SOUTH WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO 15 KNOTS
BY MID AFTERNOON. PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 FEET OR LESS.
.SATURDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY THROUGH
MIDNIGHT...BECOMING PARTLY CLOUDY OVERNIGHT. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 FEET OR LESS.
.SUNDAY...SOUTHWEST WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS BY MID AFTERNOON...THEN DIMINISHING TO 5 TO 10 KNOTS
THROUGH MIDNIGHT. PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 FEET OR LESS.
.MONDAY...NORTHWEST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET
OR LESS.
.TUESDAY...NORTHEAST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET
OR LESS.

$$

DG

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



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