Issued by NWS
000 FZUS63 KLOT 120150 GLFLM OPEN LAKE FORECAST FOR LAKE MICHIGAN NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 850 PM CDT MON MAY 11 2009 FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN .SYNOPSIS...BROAD HIGH PRESSURE OF 30.2 INCHES EXTENDS FROM THE RED RIVER VALLEY TO SOUTHERN ONTARIO AND QUEBEC. THE HIGH WILL SLIDE EAST TO THE EASTERN GREAT LAKES AND OHIO VALLEY OVERNIGHT. THE HIGH WILL CONTINUE EAST OVER NEW ENGLAND TUESDAY AND TUESDAY NIGHT. MEANWHILE...A TROUGH OF LOW PRESSURE AVERAGING 29.6 INCHES WILL MOVE OUT OVER THE NORTHERN PLAINS TUESDAY MORNING AND SLOWLY MOVE EAST...REACHING THE UPPER MISSISSIPPI VALLEY WEDNESDAY MORNING. A STRONG COLD FRONT ASSOCIATED WITH THE TROUGH WILL SWEEP ACROSS LAKE MICHIGAN WEDNESDAY NIGHT. ANOTHER AREA OF HIGH PRESSURE OF 30.2 INCHES WILL BUILD OVER THE CENTRAL PLAINS WEDNESDAY NIGHT AND THURSDAY. LMZ261-362-364-366-563-565-567-868-120915- 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- 850 PM CDT MON MAY 11 2009 .REST OF TONIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING SOUTH. WAVES 1 TO 2 FEET. .TUESDAY...SOUTH WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET. .TUESDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO 25 KNOTS. CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT. WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET OVERNIGHT. .WEDNESDAY...SOUTH WINDS 15 TO 25 KNOTS. SHOWERS AND THUNDERSTORMS LIKELY. WAVES 5 TO 7 FEET. .WEDNESDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST TO 30 KNOTS. SHOWERS AND THUNDERSTORMS LIKELY. WAVES 4 TO 6 FEET. .THURSDAY...WEST WINDS TO 30 KNOTS DECREASING TO 10 TO 20 KNOTS LATE. WAVES 3 TO 5 FEET SUBSIDING TO 2 TO 4 FEET. .THURSDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS. WAVES 2 TO 4 FEET. .FRIDAY...SOUTHEAST WINDS 10 TO 15 KNOTS. WAVES 1 FOOT OR LESS. .SATURDAY...NORTH WINDS 10 TO 20 KNOTS. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 3 FEET. $$ LMZ080-669-671-673-675-777-779-870-872-874-876-878-120915- LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO MID LAKE- 850 PM CDT MON MAY 11 2009 .REST OF TONIGHT...SOUTH WINDS 5 TO 10 KNOTS. WAVES 1 FOOT OR LESS. .TUESDAY...SOUTH WINDS 10 TO 15 KNOTS BECOMING SOUTHEAST. WAVES 1 TO 2 FEET. .TUESDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS BECOMING SOUTH 15 TO 25 KNOTS. CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT. WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET OVERNIGHT. .WEDNESDAY...SOUTH WINDS 15 TO 25 KNOTS. SHOWERS AND THUNDERSTORMS LIKELY. WAVES 4 TO 6 FEET. .WEDNESDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST TO 30 KNOTS. SHOWERS AND THUNDERSTORMS LIKELY. WAVES 3 TO 5 FEET SUBSIDING TO 2 TO 4 FEET OVERNIGHT. .THURSDAY...WEST WINDS TO 30 KNOTS DIMINISHING TO 10 TO 20 KNOTS. WAVES 2 TO 4 FEET. .THURSDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET. .FRIDAY...SOUTHEAST WINDS 10 TO 15 KNOTS. WAVES 1 FOOT OR LESS. .SATURDAY...WEST WINDS 10 TO 20 KNOTS. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 2 TO 4 FEET. $$ LMZ761-120915- MAFOR 1203/ MICHIGAN NORTH 12510 14410 12420. WAVES 1 TO 2 FEET TONIGHT. WAVES 1 TO 3 FEET TUESDAY. 220102. MICHIGAN SOUTH 12400 12410 12310 12320. WAVES 1 FOOT OR LESS TONIGHT. WAVES 1 TO 2 FEET TUESDAY. 220001. $$ RLB
