Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 142047
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
347 PM EST SUN DEC 14 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...MILD AIR WILL CONTINUE TO STREAM INTO LAKE HURON AND
LOWER MICHIGAN THROUGH TUESDAY. THIS WILL OCCUR AHEAD OF THE NEXT
LOW PRESSURE SYSTEM WHICH IS EXPECTED TO TRACK ACROSS SOUTHERN
MICHIGAN TUESDAY AND TUESDAY NIGHT AT 29.70 INCHES. COLDER AIR WILL
MOVE BACK INTO THE REGION WEDNESDAY ON INCREASED NORTHWEST WIND
TRAILING THE LOW PRESSURE SYSTEM.

LCZ460-150930-
LAKE ST CLAIR-
347 PM EST SUN DEC 14 2014

.TONIGHT...LIGHT AND VARIABLE WINDS...BECOMING SOUTH 5 TO 10 KNOTS
LATE. CLOUDY. A CHANCE OF LIGHT SHOWERS IN THE EVENING. AREAS OF
DRIZZLE AND FOG. WAVES NEARLY CALM.
.MONDAY...SOUTH WINDS 5 TO 10 KNOTS. CLOUDY. AREAS OF DRIZZLE AND
FOG IN THE MORNING. WAVES 2 FEET OR LESS.
.MONDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS BY LATE EVENING. A CHANCE OF LIGHT SHOWERS EARLY IN THE
EVENING...THEN LIGHT SHOWERS BY LATE EVENING. WAVES 2 FEET OR LESS.
.TUESDAY...SOUTHEAST WINDS 5 TO 10 KNOTS...VEERING TO THE SOUTHWEST
BY AFTERNOON. LIGHT SHOWERS. WAVES 2 FEET OR LESS.
.TUESDAY NIGHT...WEST WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS BY LATE EVENING. MOSTLY CLOUDY. A CHANCE OF LIGHT RAIN AND
SNOW SHOWERS IN THE EVENING...THEN A CHANCE OF LIGHT SNOW SHOWERS
AFTER MIDNIGHT. WAVES 2 FEET OR LESS.
.WEDNESDAY...WEST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS BY EVENING. MOSTLY CLOUDY THROUGH MID AFTERNOON...BECOMING
PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.THURSDAY...WEST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. WAVES 2 FEET
OR LESS.
.FRIDAY...NORTHEAST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES 2 FEET
OR LESS.

$$

SF

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



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