Issued by NWS
000 FZUS63 KLOT 250254 GLFLM OPEN LAKE FORECAST FOR LAKE MICHIGAN NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 854 PM CST TUE NOV 24 2009 FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN .SYNOPSIS...LOW PRESSURE OF 29.7 INCHES OVER EASTERN IOWA WILL TRACK THROUGH NORTHWESTERN ILLINOIS TOWARD CENTRAL LAKE MICHIGAN BY WEDNESDAY MORNING AND DEEPEN TO 29.5 INCHES. AS THIS LOW LIFTS UP INTO SOUTHEAST ONTARIO...A WEAKER AREA OF LOW PRESSURE OF 29.7 INCHES WILL FORM IN MINNESOTA AND MOVE TOWARD THE SOUTHERN HALF OF LAKE MICHIGAN ON THURSDAY. AS THIS LOW AND ASSOCIATED COLD FRONT MOVES THROUGH...WINDS WILL PICK UP THURSDAY NIGHT INTO FRIDAY MORNING AS COLDER AIR MOVES INTO THE GREAT LAKES REGION. WITH THIS LOW MOVING OFF TOWARD NEW ENGLAND LATER IN THE WEEK...A RIDGE AXIS OF HIGH PRESSURE AVERAGING 30.0 INCHES WILL MOVE INTO THE MIDWEST. LMZ261-362-364-366-563-565-567-868-251030- 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- 854 PM CST TUE NOV 24 2009 .REST OF TONIGHT...EAST WINDS 10 TO 15 KT. CHANCE OF SHOWERS THROUGH EARLY EVENING...THEN SHOWERS OVERNIGHT. WAVES 1 TO 3 FT. .WEDNESDAY...EAST WINDS 10 TO 20 KT BACKING TO NORTHWEST 5 TO 10 KT. SHOWERS LIKELY. WAVES 1 TO 3 FT. .WEDNESDAY NIGHT...NORTHWEST WINDS 10 TO 15 KT BECOMING NORTH. SHOWERS LIKELY. WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT. .THURSDAY...NORTH WINDS 10 TO 20 KT BECOMING NORTHWEST TO 30 KT. RAIN AND SNOW SHOWERS LIKELY. WAVES 3 TO 5 FT BUILDING TO 5 TO 7 FT IN THE AFTERNOON. .THURSDAY NIGHT...NORTHWEST WINDS TO 30 KT DIMINISHING TO 10 TO 20 KT. CHANCE OF RAIN AND SNOW SHOWERS. WAVES 5 TO 8 FT SUBSIDING TO 4 TO 6 FT. .FRIDAY...NORTHWEST WINDS 10 TO 20 KT. CHANCE OF SNOW SHOWERS. WAVES 4 TO 6 FT SUBSIDING TO 2 TO 4 FT IN THE AFTERNOON. .FRIDAY NIGHT...WEST WINDS 10 TO 15 KT. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT. .SATURDAY...SOUTHWEST WINDS 5 TO 10 KT. WAVES 1 TO 3 FT. .SUNDAY...EAST WINDS 10 TO 15 KT. CHANCE OF RAIN OR SNOW. WAVES 2 TO 4 FT. $$ LMZ080-669-671-673-675-777-779-870-872-874-876-878-251030- LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID LAKE- LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO MID LAKE- 854 PM CST TUE NOV 24 2009 .REST OF TONIGHT...SOUTHEAST WINDS 10 TO 20 KT BECOMING SOUTH 15 TO 25 KT. SHOWERS. WAVES 2 TO 4 FT BUILDING TO 3 TO 5 FT OVERNIGHT. .WEDNESDAY...SOUTHWEST WINDS 20 TO 25 KT BECOMING WEST. SHOWERS LIKELY. WAVES 4 TO 6 FT. .WEDNESDAY NIGHT...WEST WINDS 15 TO 25 KT BECOMING SOUTHWEST. RAIN AND SNOW SHOWERS LIKELY. WAVES 4 TO 6 FT SUBSIDING TO 3 TO 5 FT. .THURSDAY...WEST WINDS 10 TO 20 KT BECOMING NORTHWEST TO 30 KT. SNOW AND SHOWERS LIKELY. WAVES 3 TO 5 FT BUILDING TO 5 TO 7 FT IN THE AFTERNOON. .THURSDAY NIGHT...NORTHWEST WINDS TO 30 KT. CHANCE OF SHOWERS IN THE EVENING. CHANCE OF SNOW SHOWERS. WAVES 6 TO 9 FT. .FRIDAY...NORTHWEST WINDS 10 TO 20 KT BECOMING WEST. WAVES 5 TO 7 FT SUBSIDING TO 4 TO 6 FT IN THE AFTERNOON. .FRIDAY NIGHT...WEST WINDS 10 TO 15 KT. WAVES 2 TO 4 FT. .SATURDAY...SOUTH WINDS 5 TO 10 KT. WAVES 1 TO 3 FT. .SUNDAY...EAST WINDS 10 TO 15 KT. CHANCE OF RAIN. WAVES 2 TO 4 FT. $$ LMZ761-251030- MAFOR 2504/ MICHIGAN NORTH 12316 11216 11226 11116 11806 11706 11716. SHOWERS LIKELY. WAVES 1 TO 3 FEET OVERNIGHT. WAVES 1 TO 3 FT. 220103. MICHIGAN SOUTH 12326 11436 11536 12636 12637. SHOWERS OVERNIGHT. RAIN SHOWERS LIKELY WEDNESDAY. RAIN AND SNOW SHOWERS LIKELY WEDNESDAY EVENING. WAVES 2 TO 4 FEET BUILDING TO 3 TO 5 FEET OVERNIGHT. WAVES 3 TO 5 FEET BUILDING TO 4 TO 6 FEET WEDNESDAY. WAVES 4 TO 6 FEET SUBSIDING TO 3 TO 5 FEET WEDNESDAY EVENING. 210204 210305. $$ KREIN