Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 120901
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
400 AM EST FRI FEB 12 2016

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...29.90 INCHES...SLIDING THROUGH GEORGIAN
BAY THIS MORNING WILL SEND AN ARCTIC FRONT SOUTH THROUGH THE CENTRAL
GREAT LAKES THIS AFTERNOON AND EVENING. HIGH PRESSURE OF 30.50
INCHES WILL THEN BUILD INTO THE AREA THROUGH SATURDAY NIGHT...MOVING
OVER THE EASTERN GREAT LAKES ON SUNDAY.

LCZ460-122100-
LAKE ST CLAIR-
400 AM EST FRI FEB 12 2016

.TODAY...WEST WINDS 15 TO 20 KNOTS. MOSTLY CLOUDY. A CHANCE OF LIGHT
SNOW SHOWERS EARLY...THEN LIGHT SNOW SHOWERS LIKELY BY LATE MORNING.
A CHANCE OF LIGHT SNOW SHOWERS LATE. WAVES 1 TO 3 FEET.
.TONIGHT...NORTHWEST WINDS 20 TO 25 KNOTS. PARTLY CLOUDY. WAVES 2 TO
4 FEET...SUBSIDING TO 1 TO 3 FEET AFTER MIDNIGHT.
.SATURDAY...NORTHWEST WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS BY AFTERNOON. PARTLY SUNNY. WAVES 2 FEET OR LESS.
.SATURDAY NIGHT...NORTH WINDS 10 TO 15 KNOTS...BECOMING NORTHWEST
5 TO 10 KNOTS BY LATE EVENING. MOSTLY CLEAR. WAVES 2 FEET OR LESS.
.SUNDAY...SOUTHWEST WINDS 5 TO 10 KNOTS...BACKING TO THE SOUTHEAST
BY AFTERNOON. PARTLY SUNNY...THEN MOSTLY CLOUDY WITH A CHANCE OF
LIGHT SNOW SHOWERS BY EVENING. WAVES 2 FEET OR LESS.
.MONDAY...SOUTH WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY WITH A CHANCE OF
LIGHT SNOW SHOWERS. WAVES 2 FEET OR LESS.
.TUESDAY...NORTHWEST WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY WITH A
CHANCE OF LIGHT SNOW SHOWERS. WAVES 2 FEET OR LESS.

$$

DG

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


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