Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 251358
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
958 AM EDT WED MAR 25 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...AVERAGING 29.70 INCHES...WILL TRACK
THROUGH THE CENTRAL GREAT LAKES DURING THE EARLY PART OF THE DAY
TODAY. A SECOND LOW...AVERAGING 29.60 INCHES...WILL THEN LIFT
NORTHEAST ALONG THE OHIO VALLEY BRINGING A CHANCE OF RAIN AND SNOW
TO THE EASTERN LAKES. HIGH PRESSURE...AVERAGING 30.30 INCHES...THEN
BUILDS BACK OVER THE REGION FOR THE REST OF THE WEEK AND INTO THE
WEEKEND.

LCZ460-252015-
LAKE ST CLAIR-
958 AM EDT WED MAR 25 2015

.REST OF TODAY...SOUTHEAST WINDS 10 TO 15 KNOTS...BECOMING SOUTH
15 TO 20 KNOTS BY LATE MORNING...THEN BECOMING SOUTHWEST 10 TO
15 KNOTS LATE. LIGHT SHOWERS BY LATE MORNING. WAVES 2 FEET OR LESS.
.TONIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS...BECOMING LIGHT AND
VARIABLE OVERNIGHT. PARTLY CLOUDY EARLY IN THE EVENING...BECOMING
CLOUDY OVERNIGHT. A CHANCE OF LIGHT RAIN AFTER MIDNIGHT. WAVES
2 FEET OR LESS.
.THURSDAY...SOUTHWEST WINDS 5 TO 10 KNOTS...VEERING TO THE NORTHWEST
BY LATE MORNING. MOSTLY CLOUDY WITH A CHANCE OF LIGHT SHOWERS. WAVES
2 FEET OR LESS.
.THURSDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS...BECOMING NORTHWEST
10 TO 15 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY WITH A CHANCE OF LIGHT
RAIN AND SNOW SHOWERS. WAVES 2 FEET OR LESS.
.FRIDAY...NORTH WINDS 10 TO 15 KNOTS. PARTLY SUNNY WITH A CHANCE OF
LIGHT SNOW SHOWERS...THEN MOSTLY CLEAR THROUGH MIDNIGHT. WAVES
2 FEET OR LESS.
.SATURDAY...WEST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET OR
LESS.
.SUNDAY...SOUTHWEST WINDS 15 TO 20 KNOTS. PARTLY CLOUDY. A CHANCE OF
LIGHT RAIN AND SNOW SHOWERS. WAVES 2 FEET OR LESS.

WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$

DT

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


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