Issued by NWS
000 FZUS63 KLOT 060739 GLFLM OPEN LAKE FORECAST FOR LAKE MICHIGAN NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 239 AM CDT WED MAY 6 2009 FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN .SYNOPSIS...LOW PRESSURE OF 29.5 INCHES OVER SOUTHERN MANITOBA WILL MOVE SLOWLY EAST TO NEAR LAKE SUPERIOR THROUGH THURSDAY MORNING. A WEAK COLD FRONT EXTENDING SOUTH FROM THIS LOW WILL PUSH ACROSS LAKE MICHIGAN THIS EVENING. THE LOW WILL CONTINUE TO DRIFT SLOWLY EAST ACROSS LAKE SUPERIOR AND INTO SOUTHERN ONTARIO THURSDAY AND THURSDAY NIGHT...BEFORE MOVING INTO SOUTHWEST QUEBEC FRIDAY MORNING. A SECONDARY COLD FRONT WILL TRAIL ACROSS THE LAKES FRIDAY AFTERNOON. HIGH PRESSURE OF 30.3 INCHES WILL THEN BUILD FROM THE NORTHERN PLAINS TO THE WESTERN LAKES OVER THE WEEKEND. LMZ261-362-364-366-563-565-567-868-061600- LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH FOX ISLAND 5 NM OFFSHORE- LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI- LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID LAKE- 239 AM CDT WED MAY 6 2009 .TODAY...SOUTH WINDS 10 TO 20 KNOTS. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 3 FEET. .TONIGHT...SOUTH WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST. SHOWERS AND THUNDERSTORMS LIKELY. WAVES 1 FOOT OR LESS. .THURSDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 2 FEET. .THURSDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 2 FEET. .FRIDAY...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST. WAVES 1 TO 2 FEET. .FRIDAY NIGHT...NORTH WINDS 10 TO 15 KNOTS. CHANCE OF SHOWERS. WAVES 1 TO 2 FEET. .SATURDAY...NORTH WINDS 5 TO 10 KNOTS. CHANCE OF SHOWERS. WAVES 1 FOOT OR LESS. .SUNDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. WAVES 1 FOOT OR LESS. $$ LMZ080-669-671-673-675-777-779-870-872-874-876-878-061600- LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO MID LAKE- 239 AM CDT WED MAY 6 2009 .TODAY...SOUTH WINDS 10 TO 15 KNOTS. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 2 FEET. .TONIGHT...SOUTH WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 2 FEET. .THURSDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 2 FEET. .THURSDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 2 FEET .FRIDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. WAVES 1 FOOT OR LESS. .FRIDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS. CHANCE OF SHOWERS. WAVES 1 FOOT OR LESS. .SATURDAY...NORTH WINDS 5 TO 10 KNOTS. CHANCE OF SHOWERS. WAVES 1 FOOT OR LESS. .SUNDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. WAVES 1 FOOT OR LESS. $$ LMZ761-061600- MAFOR 0609/ MICHIGAN NORTH 11410 11420 12410 11420 12410 11419. CHANCE OF SHOWERS AND THUNDERSTORMS THIS MORNING AND TONIGHT. WAVES 1 TO 3 FEET TODAY. WAVES 2 FEET OR LESS TONIGHT. 220103. MICHIGAN SOUTH 15410 11410 11510. CHANCE OF SHOWERS AND THUNDERSTORMS LATE THIS MORNING. CHANCE OF SHOWERS AND THUNDERSTORMS TONIGHT. WAVES 2 FEET OR LESS. 220002. $$ RLB