Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 190800 RRA
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
359 AM EDT SUN MAR 19 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...HIGH PRESSURE 30.4 INCHES WILL MOVE EAST ACROSS THE
AREA TODAY.  A COLD FRONT 30.1 INCHES WILL SLIDE THROUGH MONDAY WITH
LIGHT RAIN SHOWERS.  AFTER, A LARGE AREA OF HIGH PRESSURE 30.7
INCHES CENTERED IN CENTRAL CANADA WILL SLOWLY SETTLE SOUTHEAST TO
OVER THE GREAT LAKES ON WEDNESDAY.

LCZ460-192000-
LAKE ST CLAIR-
359 AM EDT SUN MAR 19 2017

.TODAY...NORTH WINDS 5 TO 10 KNOTS EARLY IN THE MORNING...BECOMING
LIGHT AND VARIABLE...THEN...BECOMING SOUTHWEST 5 TO 10 KNOTS LATE IN
THE AFTERNOON. PARTLY SUNNY. WAVES 2 FEET OR LESS.
.TONIGHT...LIGHT AND VARIABLE WINDS...BECOMING SOUTH 5 TO 10 KNOTS
IN THE LATE EVENING AND OVERNIGHT. PARTLY CLOUDY. WAVES 2 FEET OR
LESS.
.MONDAY...SOUTH WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY. A CHANCE OF
LIGHT RAIN IN THE MORNING...THEN LIGHT RAIN LIKELY IN THE AFTERNOON.
WAVES 2 FEET OR LESS.
.MONDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS EARLY IN THE EVENING...
BECOMING LIGHT AND VARIABLE...THEN...BECOMING NORTH 5 TO 10 KNOTS
AFTER MIDNIGHT. CLOUDY WITH LIGHT RAIN LIKELY EARLY IN THE EVENING...
THEN PARTLY CLOUDY IN THE LATE EVENING AND OVERNIGHT. WAVES 2 FEET
OR LESS.
.TUESDAY...NORTHWEST WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS IN THE AFTERNOON AND EVENING. MOSTLY SUNNY IN THE MORNING...
BECOMING PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.WEDNESDAY...NORTHEAST WINDS 10 TO 15 KNOTS. MOSTLY CLEAR. WAVES
2 FEET OR LESS.
.THURSDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES
2 FEET OR LESS.

WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$

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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