Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 132058
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
357 PM EST MON FEB 13 2017

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...HIGH PRESSURE...30.20 INCHES...WILL CONTINUE TO BUILD
INTO THE GREAT LAKES REGION THROUGH THE EVENING.  A LOW PRESSURE
SYSTEM...29.40 INCHES...WILL DROP DOWN OVER THE NORTHERN GREAT LAKES
ON TUESDAY.  THIS SYSTEM WILL THEN SWING A COLD FRONT ACROSS THE
REGION ON TUESDAY NIGHT.

LCZ460-140900-
LAKE ST CLAIR-
357 PM EST MON FEB 13 2017

.TONIGHT...SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST 10 TO
15 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY CLEAR.
.TUESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. PARTLY SUNNY.
.TUESDAY NIGHT...WEST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY. A CHANCE OF LIGHT SNOW
EARLY IN THE EVENING.
.WEDNESDAY...NORTHWEST WINDS 15 TO 20 KNOTS. MOSTLY CLOUDY.
.WEDNESDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY
UNTIL EARLY MORNING BECOMING PARTLY CLOUDY.
.THURSDAY...NORTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST 5 TO
10 KNOTS IN THE EVENING. MOSTLY CLOUDY EARLY IN THE MORNING BECOMING
PARTLY CLOUDY.
.FRIDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY.
.SATURDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR.

WAVES OMITTED DUE TO ICE COVERAGE.

$$

DG

EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT
WEATHER.GOV/DTX/GLFTABLESC

GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT
WEATHER.GOV/GREATLAKES



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