FZUS63 KDTX 120734
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
334 AM EDT SUN MAY 12 2013

.SYNOPSIS...LOW PRESSURE...29.50 INCHES...JUST NORTH OF GEORGIAN BAY
THIS MORNING WILL LIFT NORTHEAST INTO QUEBEC TODAY. UNUSUALLY COLD
AIRMASS WILL PRODUCE GALES OVER NORTHERN HALF HURON...ALONG WITH
SNOW SHOWERS. WINDS WILL BE MUCH LIGHTER EARLY NEXT WEEK...AS HIGH
PRESSURE BUILDS OVER THE OHIO VALLEY THROUGH TUESDAY...THEN SLIDES
INTO THE MID-ATLANTIC ON WEDNESDAY.

LCZ460-122045-
LAKE ST CLAIR-
334 AM EDT SUN MAY 12 2013

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.TODAY...WEST WINDS 15 TO 20 KNOTS. GUSTS TO 30 KNOTS LATE. PARTLY
SUNNY WITH SCATTERED LIGHT SHOWERS. WAVES 2 TO 4 FEET. MAXIMUM WAVE
HEIGHT AROUND 5 FEET.
.TONIGHT...NORTHWEST WINDS 15 TO 20 KNOTS WITH GUSTS TO 25 KNOTS
EARLY...DIMINISHING TO 10 TO 15 KNOTS AFTER MIDNIGHT. MOSTLY
CLEAR. WAVES 1 TO 3 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS BY MID AFTERNOON. MOSTLY SUNNY. WAVES 2 FEET OR LESS.
.MONDAY NIGHT...LIGHT AND VARIABLE WINDS. PARTLY CLOUDY. WAVES
2 FEET OR LESS.
.TUESDAY...SOUTH WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO 15 KNOTS
BY MID AFTERNOON...THEN BECOMING SOUTHEAST 5 TO 10 KNOTS THROUGH
MIDNIGHT. MOSTLY CLOUDY WITH A CHANCE OF LIGHT SHOWERS THROUGH EARLY
AFTERNOON...THEN PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS BY MID AFTERNOON. WAVES 1 TO 3 FEET.
.WEDNESDAY...WEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.THURSDAY...LIGHT AND VARIABLE WINDS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. PARTLY CLOUDY. WAVES 2 FEET OR LESS.

$$

SF

WAVES ARE THE SIGNIFICANT WAVE HEIGHT - THE AVERAGE OF THE HIGHEST
1/3 OF THE WAVE SPECTRUM. MAXIMUM WAVE HEIGHT IS THE HIGHEST 1/20
WAVE HEIGHT.

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