Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 292038
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
338 PM EST THU JAN 29 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...29.70 INCHES...HAS MOVED INTO THE
EASTERN GREAT LAKES LATE THIS AFTERNOON...WITH NORTHWEST WINDS
QUICKLY RAMPING UP OVER THE CENTRAL GREAT LAKES THIS EVENING. WINDS
WILL DIMINISH ON FRIDAY AS HIGH PRESSURE...30.40 INCHES...BUILDS
OVER LAKE HURON FRIDAY EVENING.

LCZ460-300915-
LAKE ST CLAIR-
338 PM EST THU JAN 29 2015

.TONIGHT...NORTHWEST WINDS 10 TO 15 KNOTS...INCREASING TO 20 TO
25 KNOTS WITH GUSTS TO 30 KNOTS OVERNIGHT. CLOUDY. SCATTERED LIGHT
SNOW SHOWERS IN THE EVENING.
.FRIDAY...NORTHWEST WINDS 15 TO 20 KNOTS WITH GUSTS TO 30 KNOTS...
DIMINISHING TO 10 TO 15 KNOTS BY AFTERNOON. PARTLY SUNNY.
.FRIDAY NIGHT...WEST WINDS 5 TO 10 KNOTS EARLY IN THE EVENING...
BECOMING LIGHT AND VARIABLE...THEN BECOMING SOUTH 5 TO 10 KNOTS
LATE. PARTLY CLOUDY MAINLY BEFORE MIDNIGHT...BECOMING MOSTLY CLOUDY
OVERNIGHT.
.SATURDAY...SOUTH WINDS 5 TO 10 KNOTS...BECOMING SOUTHWEST 10 TO
15 KNOTS. MOSTLY CLOUDY.
.SATURDAY NIGHT...WEST WINDS 5 TO 10 KNOTS...BECOMING NORTH 10 TO
15 KNOTS BY LATE EVENING. MOSTLY CLOUDY.
.SUNDAY...NORTH WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO 20 KNOTS
IN THE AFTERNOON...THEN BECOMING NORTHEAST 10 TO 15 KNOTS BY
EVENING. MOSTLY CLOUDY. A CHANCE OF LIGHT SNOW.
.MONDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY.
.TUESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY WITH A
CHANCE OF LIGHT SNOW SHOWERS.

WAVES OMITTED DUE TO ICE COVERAGE.

$$

SF

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



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