Issued by NWS
000 FZUS63 KLOT 241444 GLFLM OPEN LAKE FORECAST FOR LAKE MICHIGAN NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL 844 AM CST TUE NOV 24 2009 FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN .SYNOPSIS...LOW PRESSURE OF 29.7 INCHES OVER SOUTHWEST IOWA WILL LIFT ACROSS SOUTHEASTERN WISCONSIN BY WEDNESDAY MORNING. THE LOW WILL THEN DEEPEN SLIGHTLY TO 29.6 INCHES AGAIN AS IT CONTINUES NORTHEAST ACROSS NORTHERN LAKE MICHIGAN WEDNESDAY NIGHT. THE LOW WILL TRAIL A SECONDARY COLD FRONT ACROSS THE LAKE THURSDAY IN A TROUGH AVERAGING 29.7 INCHES...BEFORE PULLING AWAY ACROSS SOUTHERN QUEBEC THURSDAY NIGHT. THIS WILL RESULT IN A PERIOD OF GUSTY NORTHWEST WINDS LATE THURSDAY INTO FRIDAY AS COLD AIR SURGES ACROSS THE WESTERN LAKES. HIGH PRESSURE RIDGING OF 30.0 INCHES WILL THEN BUILD ACROSS THE WESTERN LAKES FRIDAY NIGHT AND SATURDAY. LMZ261-362-364-366-563-565-567-868-242245- 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- 844 AM CST TUE NOV 24 2009 .REST OF TODAY...SOUTHEAST WINDS AROUND 10 KT BECOMING EAST. SLIGHT CHANCE OF SHOWERS LATE. WAVES 1 TO 3 FT. .TONIGHT...EAST WINDS 10 TO 15 KT. SHOWERS LIKELY. WAVES 1 TO 3 FT. .WEDNESDAY...EAST WINDS 10 TO 15 KT VEERING TO SOUTHWEST. SHOWERS LIKELY. WAVES 1 TO 2 FT. .WEDNESDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KT VEERING NORTHWEST TOWARD MORNING. SHOWERS LIKELY. WAVES BUILDING TO 2 TO 4 FT. .THURSDAY...NORTHWEST WINDS 10 TO 20 KT INCREASING TO 30 KT IN THE AFTERNOON. RAIN AND SNOW SHOWERS LIKELY. WAVES 2 TO 4 FT BUILDING TO 4 TO 6 FT IN THE AFTERNOON. .THURSDAY NIGHT...NORTHWEST WINDS TO 30 KT. CHANCE OF RAIN AND SNOW SHOWERS. WAVES 5 TO 7 FT. .FRIDAY...NORTHWEST WINDS 20 TO 25 KT BECOMING NORTH AND DIMINISHING TO 15 TO 20 KT. CHANCE OF SNOW SHOWERS. WAVES 5 TO 7 FT SUBSIDING TO 3 TO 5 FT. .SATURDAY...NORTHWEST WINDS AROUND 10 KT BACKING SOUTH. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT. $$ LMZ080-669-671-673-675-777-779-870-872-874-876-878-242245- 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- 844 AM CST TUE NOV 24 2009 .REST OF TODAY...SOUTHEAST WINDS AROUND 10 KT. CHANCE OF SHOWERS THIS AFTERNOON. WAVES 1 TO 3 FT. .TONIGHT...EAST WINDS 10 TO 15 KT BECOMING SOUTH AND INCREASING TO 10 TO 20 KT. SHOWERS LIKELY THROUGH EARLY EVENING...THEN SHOWERS FROM LATE EVENING ON. WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT. .WEDNESDAY...SOUTH WINDS 10 TO 20 KT BECOMING WEST TO 30 KT IN THE AFTERNOON. SHOWERS LIKELY. WAVES 2 TO 4 FT BUILDING TO 3 TO 5 FT. .WEDNESDAY NIGHT...WEST WINDS TO 30 KT BECOMING SOUTHWEST AND DIMINISHING TO 15 TO 25 KT. CHANCE OF RAIN AND SNOW SHOWERS. WAVES 4 TO 6 FT. .THURSDAY...SOUTHWEST WINDS 10 TO 20 KT BECOMING NORTHWEST AND INCREASING TO TO 30 KT. RAIN AND SNOW SHOWERS LIKELY. WAVES 3 TO 5 FT BUILDING TO 4 TO 6 FT IN THE AFTERNOON. .THURSDAY NIGHT...NORTHWEST WINDS TO 30 KT. CHANCE OF SNOW AND SHOWERS. WAVES 5 TO 7 FT. .FRIDAY...NORTHWEST WINDS 15 TO 25 KT DIMINISHING TO 10 TO 20 KT BY LATE AFTERNOON. CHANCE OF SNOW SHOWERS. WAVES 5 TO 7 FT. .SATURDAY...SOUTHWEST WINDS 10 TO 15 KT BECOMING SOUTH. WAVES 2 TO 4 FT. $$ LMZ761-242245- MAFOR 2416/ MICHIGAN NORTH 12300 12200 14216. SHOWERS LIKELY. WAVES 1 TO 3 FEET. 220103. MICHIGAN SOUTH 12300 11306 11316 12326 12426. SHOWERS. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET TONIGHT. 220103. $$ HALBACH