Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 021943
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
343 PM EDT SAT MAY 2 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...HIGH PRESSURE...30.00 INCHES...CENTERED OVER THE EASTERN
GREAT LAKES THIS EVENING WILL SLIDE SOUTHEAST TONIGHT.  THE NEXT LOW
PRESSURE SYSTEM WILL ORGANIZE OVER CENTRAL CANADA AND MOVE OVER
JAMES BAY MONDAY AT 29.90 INCHES. THE SYSTEM WILL SEND A COLD FRONT
THROUGH THE REGION ON MONDAY...WHICH WILL STALL AND WASH OUT NEAR
THE OHIO BORDER MONDAY NIGHT INTO TUESDAY.

&&

LCZ460-030815-
LAKE ST CLAIR-
343 PM EDT SAT MAY 2 2015

.TONIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS. CLEAR. WAVES 2 FEET OR
LESS.
.SUNDAY...SOUTHWEST WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS BY LATE MORNING. MOSTLY SUNNY. WAVES 2 FEET OR LESS.
.SUNDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES
2 FEET OR LESS.
.MONDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. PARTLY SUNNY THROUGH MID
AFTERNOON...BECOMING CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS
THROUGH EARLY AFTERNOON...THEN NUMEROUS SHOWERS AND SCATTERED
THUNDERSTORMS BY MID AFTERNOON. WAVES 2 FEET OR LESS.
.MONDAY NIGHT...WEST WINDS 5 TO 10 KNOTS...VEERING TO THE NORTHEAST
AFTER MIDNIGHT. CLOUDY WITH NUMEROUS LIGHT SHOWERS AND SCATTERED
THUNDERSTORMS. WAVES 2 FEET OR LESS.
.TUESDAY...EAST WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY...BECOMING PARTLY
CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 2 FEET OR LESS.
.WEDNESDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
2 FEET OR LESS.
.THURSDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES
2 FEET OR LESS.

$$

SF

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


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