Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 161942
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
342 PM EDT THU MAR 16 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 INCHES...WILL PUSH FROM SOUTHERN
MANITOBA INTO THE LOWER PENINSULA FRIDAY MORNING INTO SATURDAY
MORNING...WEAKENING TO 29.90 INCHES AS IT TRAVELS SOUTHEAST INTO
MICHIGAN. HIGH PRESSURE...30.40...WILL THEN PUSH FROM THE CENTRAL
PLAINS INTO THE OHIO VALLEY BY SUNDAY. PRESSURE IS EXPECTED TO
GRADUALLY DIMINISH INTO EARLY NEXT WEEK AS LOW PRESSURE...29.90
INCHES...ENTERS THE OHIO VALLEY ON MONDAY.

LCZ460-170815-
LAKE ST CLAIR-
342 PM EDT THU MAR 16 2017

.TONIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET
OR LESS.
.FRIDAY...SOUTH WINDS 5 TO 10 KNOTS INCREASING TO 10 TO 15 KNOTS IN
THE LATE MORNING AND AFTERNOON. LIGHT SNOW IN THE AFTERNOON. LIGHT
RAIN LIKELY LATE IN THE AFTERNOON. WAVES 2 FEET OR LESS.
.FRIDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST 5 TO
10 KNOTS EARLY IN THE MORNING. CLOUDY. LIGHT SNOW LIKELY IN THE
EVENING. LIGHT RAIN LIKELY. A CHANCE OF LIGHT SNOW AFTER MIDNIGHT.
WAVES 2 FEET OR LESS.
.SATURDAY...WEST WINDS 5 TO 10 KNOTS. CLOUDY. A CHANCE OF LIGHT RAIN
EARLY IN THE MORNING. A CHANCE OF LIGHT SNOW UNTIL LATE AFTERNOON. A
CHANCE OF LIGHT RAIN EARLY IN THE AFTERNOON. WAVES 2 FEET OR LESS.
.SATURDAY NIGHT...NORTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTH 10 TO
15 KNOTS IN THE LATE EVENING AND EARLY MORNING...THEN DIMINISHING TO
5 TO 10 KNOTS EARLY IN THE MORNING. CLOUDY IN THE EVENING BECOMING
PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.SUNDAY...NORTH WINDS 5 TO 10 KNOTS IN THE MORNING BECOMING LIGHT
AND VARIABLE...THEN BECOMING SOUTH 5 TO 10 KNOTS IN THE EVENING.
PARTLY SUNNY BECOMING MOSTLY SUNNY IN THE AFTERNOON BECOMING PARTLY
CLOUDY. WAVES 2 FEET OR LESS.
.MONDAY...NORTHWEST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. RAIN
LIKELY. WAVES 2 FEET OR LESS.
.TUESDAY...NORTH WINDS 10 TO 15 KNOTS. MOSTLY CLEAR. WAVES 2 FEET OR
LESS.

$$

DG

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

GRAPHICAL MARINE FORECASTS ARE AVAILABLE AT WEATHER.GOV/GREATLAKES


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