Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 200858
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
358 AM EST FRI JAN 20 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. A SLIGHTLY STRONGER LOW PRESSURE
SYSTEM...29.40...MOVES IN FROM THE CENTRAL PLAINS INTO THE GREAT
LAKES AREA TUESDAY INTO WEDNESDAY.

LCZ460-202115-
LAKE ST CLAIR-
358 AM EST FRI JAN 20 2017

.TODAY...EAST WINDS 5 TO 10 KNOTS THROUGH MID AFTERNOON...BECOMING
LIGHT AND VARIABLE. WIDESPREAD FOG IN THE MORNING. RAIN IN THE
MORNING...THEN LIGHT RAIN LIKELY IN THE AFTERNOON. A CHANCE OF LIGHT
RAIN LATE.
.TONIGHT...LIGHT AND VARIABLE WINDS...BECOMING SOUTHEAST 5 TO
10 KNOTS LATE. MOSTLY CLOUDY. AREAS OF FOG EARLY IN THE EVENING...
THEN WIDESPREAD FOG BY LATE EVENING. A CHANCE OF LIGHT RAIN AFTER
MIDNIGHT.
.SATURDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. CLOUDY. WIDESPREAD FOG IN
THE MORNING.
.SATURDAY NIGHT...EAST WINDS 5 TO 10 KNOTS. CLOUDY WITH A CHANCE OF
LIGHT RAIN.
.SUNDAY...EAST WINDS 5 TO 10 KNOTS...BECOMING NORTHEAST 10 TO
15 KNOTS BY EVENING. CLOUDY. A CHANCE OF LIGHT RAIN IN THE MORNING.
.MONDAY...NORTHEAST WINDS 10 TO 15 KNOTS. CLOUDY WITH A CHANCE OF
LIGHT RAIN.
.TUESDAY...SOUTH WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY.

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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