Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 190900
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
400 AM EST WED NOV 19 2014

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 DEVELOP
OVER THE WESTERN GREAT LAKES TODAY AND DEEPEN TO 29.50 INCHES AS IT
TRAVERSES LAKE HURON WEDNESDAY NIGHT. HIGH PRESSURE...AVERAGING
30.30 INCHES...WILL THEN SLOWLY BUILD NORTH INTO THE AREA ON
THURSDAY DISPLACING THE LOW NORTHEASTWARD.

LCZ460-192115-
LAKE ST CLAIR-
400 AM EST WED NOV 19 2014

.TODAY...SOUTHWEST WINDS 15 TO 20 KNOTS. A CHANCE OF LIGHT SNOW
EARLY...THEN LIGHT SNOW BY LATE MORNING. A CHANCE OF LIGHT SNOW
LATE. WAVES 1 TO 3 FEET.
.TONIGHT...SOUTHWEST WINDS 15 TO 20 KNOTS...BECOMING WEST 20 TO
25 KNOTS BY LATE EVENING. CLOUDY WITH LIGHT SNOW SHOWERS LIKELY.
WAVES 1 TO 3 FEET.
.THURSDAY...WEST WINDS 15 TO 20 KNOTS. CLOUDY WITH A CHANCE OF LIGHT
SNOW SHOWERS. WAVES 1 TO 3 FEET.
.THURSDAY NIGHT...WEST WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.FRIDAY...WEST WINDS 10 TO 15 KNOTS...BECOMING SOUTHWEST 5 TO
10 KNOTS BY EVENING. MOSTLY CLEAR. WAVES 2 FEET OR LESS.
.SATURDAY...SOUTH WINDS 10 TO 15 KNOTS. LIGHT SHOWERS LIKELY AND A
CHANCE OF LIGHT FREEZING RAIN. PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.SUNDAY...SOUTH WINDS 15 TO 20 KNOTS. CLOUDY WITH LIGHT SHOWERS
LIKELY. WAVES 1 TO 3 FEET.

$$

DRK

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


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