Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 271401
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
945 AM EDT WED MAY 27 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...LOW PRESSURE OF 29.60 INCHES WILL LIFT NORTHWARD THROUGH
THE UPPER PENINSULA OF MICHIGAN THIS MORNING. AS THIS LOW CONTINUES
INTO ONTARIO THIS AFTERNOON...A WEAK COLD FRONT WILL BE DRAGGED EAST
THROUGH SOUTHEASTERN MICHIGAN. HIGH PRESSURE OF 30.10 INCHES WILL
THEN BUILD INTO THE REGION TONIGHT AND THURSDAY.

LCZ460-272000-
LAKE ST CLAIR-
945 AM EDT WED MAY 27 2015

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

$$

DG

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



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