Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 030848
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
348 AM EST TUE MAR 3 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 WILL MOVE INTO THE WESTERN GREAT LAKES THIS
AFTERNOON AT 29.60 INCHES. THE LOW WILL SLIDE EAST OF LAKE HURON
TONIGHT...WHILE A SECONDARY LOW DEEPENS NEAR JAMES BAY. HIGH
PRESSURE WILL SLOWLY EXPAND INTO THE GREAT LAKES AND OHIO VALLEY
FROM THE WEST WEDNESDAY AND THURSDAY.

LCZ460-032115-
LAKE ST CLAIR-
348 AM EST TUE MAR 3 2015

.TODAY...SOUTHEAST WINDS 10 TO 15 KNOTS...BECOMING SOUTH 15 TO
20 KNOTS. LIGHT SNOW AND A CHANCE OF LIGHT SLEET IN THE MORNING...
THEN LIGHT RAIN AND A CHANCE OF LIGHT FREEZING RAIN BY AFTERNOON.
.TONIGHT...SOUTHWEST WINDS 15 TO 20 KNOTS...BECOMING WEST 10 TO
15 KNOTS BY LATE EVENING. MOSTLY CLOUDY. PATCHY DRIZZLE IN THE
EVENING. A CHANCE OF LIGHT RAIN...LIGHT FREEZING RAIN AND SNOW
LIKELY EARLY IN THE EVENING. SCATTERED FLURRIES AFTER MIDNIGHT.
.WEDNESDAY...WEST WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO 15 KNOTS
BY AFTERNOON. MOSTLY CLOUDY.
.WEDNESDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS...BECOMING NORTH
5 TO 10 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY IN THE EVENING...
BECOMING PARTLY CLOUDY OVERNIGHT.
.THURSDAY...WEST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY EARLY...THEN
CLEARING.
.FRIDAY...SOUTHWEST WINDS 15 TO 20 KNOTS. PARTLY CLOUDY.
.SATURDAY...WEST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY.

WAVES OMITTED DUE TO ICE COVERAGE.

$$

CB

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


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