Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 260752
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
352 AM EDT TUE MAY 26 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 SURFACE TROUGH OF 29.70 INCHES WILL LIFT INTO QUEBEC
TODAY. A SURFACE LOW OF 29.60 INCHES WILL LIFT NORTHWARD THROUGH
WISCONSIN AND THE UPPER PENINSULA TODAY AND TONIGHT. A RIDGE OF HIGH
PRESSURE AT 30.10 INCHES WILL THEN BUILD INTO THE AREA FROM
WEDNESDAY INTO WEDNESDAY NIGHT.

LCZ460-262015-
LAKE ST CLAIR-
352 AM EDT TUE MAY 26 2015

.TODAY...SOUTHWEST WINDS 5 TO 10 KNOTS...BECOMING SOUTH 10 TO
15 KNOTS BY LATE MORNING. MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS LATE. WAVES 2 FEET OR LESS.
.TONIGHT...SOUTH WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO 20 KNOTS
BY MIDNIGHT...THEN BECOMING SOUTHWEST 10 TO 15 KNOTS AFTER MIDNIGHT.
MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY THROUGH MIDNIGHT...
THEN A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. WAVES
2 FEET OR LESS.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS BY LATE MORNING. PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FEET.
.WEDNESDAY NIGHT...WEST WINDS 10 TO 15 KNOTS...BECOMING NORTHWEST
5 TO 10 KNOTS BY MIDNIGHT...THEN BECOMING LIGHT AND VARIABLE AFTER
MIDNIGHT. PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.THURSDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY EARLY...
THEN CLEARING. WAVES 2 FEET OR LESS.
.FRIDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES 2 FEET OR LESS.
.SATURDAY...NORTH WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY WITH SHOWERS
AND THUNDERSTORMS LIKELY. WAVES 2 FEET OR LESS.

$$

CB

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


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