Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 101422
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1021 AM EDT WED SEP 10 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 WILL DEEPEN TO 29.30 INCHES AS IT CLIPS
ACROSS NORTHERN LOWER MICHIGAN TODAY...AND CONTINUES TOWARDS QUEBEC
TONIGHT. THE LOW WILL PUSH A STRONG COLD FRONT ACROSS THE CENTRAL
GREAT LAKES THIS EVENING...BRINGING GUSTY WINDS AND UNSETTLED
WEATHER THROUGH TONIGHT. HIGH PRESSURE OVER THE NORTHERN PLAINS WILL
THEN EXPAND INTO THE AREA LATE THURSDAY INTO FRIDAY.

LCZ460-102000-
LAKE ST CLAIR-
1021 AM EDT WED SEP 10 2014

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.REST OF TODAY...SOUTH WINDS 10 TO 15 KNOTS...INCREASING TO
30 KNOTS. LIGHT SHOWERS WITH THUNDERSTORMS LIKELY. WAVES 1 TO
3 FEET.
.TONIGHT...SOUTHWEST WINDS 20 TO 25 KNOTS...BECOMING WEST 15 TO
20 KNOTS AFTER MIDNIGHT...THEN BECOMING NORTHWEST 10 TO 15 KNOTS
LATE. SHOWERS WITH THUNDERSTORMS LIKELY EARLY IN THE EVENING...THEN
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS BY MIDNIGHT. A CHANCE
OF LIGHT SHOWERS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 10 TO 15 KNOTS...BECOMING NORTH 5 TO
10 KNOTS LATE. MOSTLY CLOUDY. WAVES 2 FEET OR LESS.
.THURSDAY NIGHT...NORTH WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY. WAVES
2 FEET OR LESS.
.FRIDAY...NORTHEAST WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS BY MID AFTERNOON. A CHANCE OF LIGHT SHOWERS THROUGH
MIDNIGHT. MOSTLY CLOUDY. WAVES 2 FEET OR LESS.
.SATURDAY...NORTH WINDS 10 TO 15 KNOTS. A CHANCE OF LIGHT SHOWERS.
PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.SUNDAY...NORTHWEST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET
OR LESS.

$$

JVC

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






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