Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 210855
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
355 AM EST SAT JAN 21 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...LOW PRESSURE...29.60...WILL INFLUENCE THE AREA THROUGH
THE WEEKEND. LOW PRESSURE...29.10 INCHES....WILL THEN PUSH FROM THE
CAROLINAS INTO THE EASTERN HALF OF THE GREAT LAKES BY TUESDAY. A
THIRD AND WEAKER LOW PRESSURE SYSTEM...29.20 INCHES...WILL PUSH FROM
THE CENTRAL PLAINS INTO THE GREAT LAKES REGION BY WEDNESDAY.

LCZ460-212130-
LAKE ST CLAIR-
355 AM EST SAT JAN 21 2017

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM EST THIS MORNING...

.TODAY...SOUTHEAST WINDS 5 TO 10 KNOTS. CLOUDY. A CHANCE OF LIGHT
RAIN EARLY. WIDESPREAD DENSE FOG AND A CHANCE OF DRIZZLE EARLY.
.TONIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS EARLY IN THE EVENING...
BECOMING LIGHT AND VARIABLE OVERNIGHT. MOSTLY CLOUDY. WIDESPREAD
FOG. A CHANCE OF LIGHT RAIN BY LATE EVENING.
.SUNDAY...LIGHT AND VARIABLE WINDS...BECOMING NORTHEAST 5 TO
10 KNOTS. WIDESPREAD FOG IN THE MORNING. CLOUDY WITH A CHANCE OF
LIGHT RAIN.
.SUNDAY NIGHT...NORTHEAST WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS BY LATE EVENING. CLOUDY WITH LIGHT RAIN LIKELY.
.MONDAY...NORTHEAST WINDS 10 TO 15 KNOTS. CLOUDY. RAIN LIKELY...THEN
A CHANCE OF LIGHT RAIN AND SNOW BY EVENING.
.TUESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY WITH A
CHANCE OF LIGHT SNOW.
.WEDNESDAY...WEST WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY WITH A CHANCE
OF RAIN AND SNOW.

WAVES OMITTED DUE TO ICE COVERAGE.

$$

BT

EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT
WEATHER.GOV/DTX/GLFTABLESC (ALL LOWER CASE)

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


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