Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 220148 RRA
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
948 PM EDT SAT MAY 21 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...A HIGH PRESSURE CENTER AVERAGING 30.10 INCHES WILL DRIFT
FROM THE UPPER MISSISSIPPI VALLEY THIS EVENING TO THE WESTERN GREAT
LAKES BY SUNDAY AND MONDAY. THIS HIGH WILL DRIFT TOWARD THE MID-
ATLANTIC REGION TUESDAY AND WEDNESDAY WHILE LOW PRESSURE ORGANIZES
OVER THE GREAT PLAINS.

LCZ460-220800-
LAKE ST CLAIR-
948 PM EDT SAT MAY 21 2016

.REST OF TONIGHT...LIGHT AND VARIABLE WINDS...BECOMING NORTH 5 TO
10 KNOTS LATE. PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.SUNDAY...NORTH WINDS 10 TO 15 KNOTS. MOSTLY SUNNY. WAVES 2 FEET OR
LESS.
.SUNDAY NIGHT...NORTH WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS BY MIDNIGHT. CLEAR. WAVES 2 FEET OR LESS.
.MONDAY...LIGHT AND VARIABLE WINDS. SUNNY. WAVES 2 FEET OR LESS.
.MONDAY NIGHT...LIGHT AND VARIABLE WINDS. CLEAR. WAVES NEARLY CALM.
.TUESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. SUNNY THROUGH MID
AFTERNOON...BECOMING MOSTLY CLEAR. WAVES 2 FEET OR LESS.
.WEDNESDAY...SOUTH WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. SHOWERS AND
THUNDERSTORMS LIKELY. WAVES 2 FEET OR LESS.
.THURSDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY. SHOWERS
AND THUNDERSTORMS LIKELY. WAVES 2 FEET OR LESS.

$$

DG

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



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