Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 190142
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
942 PM EDT SUN SEP 18 2016

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 CONTINUE TO SLIDE INTO QUEBEC THIS
AFTERNOON.  AS THE LOW TRACKS AWAY FROM THE REGION...HIGH
PRESSURE...AVERAGING 30.00 INCHES...OVER THE OHIO VALLEY WILL EXPAND
UP INTO THE CENTRAL GREAT LAKES TONIGHT. THE HIGH WILL SHIFT EAST
LATE MONDAY AS LOW PRESSURE TRACKING THROUGH NORTHERN ONTARIO DROPS
A COLD FRONT DOWN THROUGH THE AREA.

LCZ460-190815-
LAKE ST CLAIR-
942 PM EDT SUN SEP 18 2016

.REST OF TONIGHT...NORTHWEST WINDS 5 TO 10 KNOTS THIS EVENING...
BECOMING LIGHT AND VARIABLE OVERNIGHT. MOSTLY CLEAR. WAVES 2 FEET OR
LESS.
.MONDAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTHWEST 5 TO
10 KNOTS BY LATE MORNING. SUNNY. WAVES 2 FEET OR LESS.
.MONDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. A
CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. WAVES 2 FEET OR
LESS.
.TUESDAY...NORTHWEST WINDS 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 2 FEET
OR LESS.
.TUESDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS EARLY IN THE EVENING...
BECOMING LIGHT AND VARIABLE OVERNIGHT. CLEAR. WAVES 2 FEET OR LESS.
.WEDNESDAY...LIGHT AND VARIABLE WINDS. SUNNY...BECOMING MOSTLY SUNNY
BY MID AFTERNOON...BECOMING PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.THURSDAY...SOUTH WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES 2 FEET
OR LESS.
.FRIDAY...NORTHEAST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES 2 FEET OR LESS.

$$

CB

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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