000 FZUS63 KDTX 231503 GLFSC LAKE ST CLAIR FORECAST NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 1003 AM EST MON NOV 23 2009 .SYNOPSIS...HIGH PRESSURE OF 30.20 INCHES WILL GRADUALLY RETREAT EAST OF THE AREA INTO TUESDAY...ALLOWING A LOW PRESSURE SYSTEM TO MOVE INTO THE WESTERN GREAT LAKES BY WEDNESDAY. THIS LOW WILL BRING A RETURN OF UNSETTLED WEATHER TO THE AREA...WHICH WILL PERSIST ON INTO FRIDAY. LCZ460-232100- LAKE ST CLAIR- 1003 AM EST MON NOV 23 2009 .THIS AFTERNOON...SOUTHEAST WINDS 10 TO 15 KNOTS. MOSTLY SUNNY EARLY...THEN BECOMING MOSTLY CLOUDY. WAVES 1 TO 2 FEET. .TONIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS...BECOMING VARIABLE 10 KNOTS OR LESS. MOSTLY CLOUDY. WAVES 1 TO 2 FEET. .TUESDAY...VARIABLE WINDS 10 KNOTS OR LESS. MOSTLY CLOUDY. WAVES AROUND 1 FOOT. .TUESDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS. MOSTLY CLOUDY. A CHANCE OF RAIN. WAVES AROUND 1 FOOT. .WEDNESDAY...EAST WINDS 5 TO 15 KNOTS...TURNING TO SOUTH. CLOUDY. A CHANCE OF RAIN. WAVES AROUND 1 FOOT. .THURSDAY...SOUTH WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO 15 KNOTS AROUND NOON. CLOUDY. A CHANCE OF LIGHT RAIN SHOWERS. WAVES 2 TO 3 FEET. .FRIDAY...SOUTHWEST WINDS 10 TO 15 KNOTS...TURNING TO WEST. MOSTLY CLOUDY. A CHANCE OF LIGHT RAIN AND SNOW SHOWERS. WAVES 1 TO 2 FEET. $$ KEC EXPERIMENTAL GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT WEATHER.GOV/DETROIT (ALL LOWER CASE)