Issued by NWS
000 FZUS63 KMQT 100742 GLFLS OPEN LAKE FORECAST FOR LAKE SUPERIOR NATIONAL WEATHER SERVICE MARQUETTE MI 342 AM EDT FRI OCT 10 2008 FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR .SYNOPSIS...A 30.1 INCH HIGH PRESSURE RIDGE WILL DOMINATE THE GREAT LAKES REGION TODAY BEFORE TREKKING NORTHEAST INTO EASTERN ONTARIO. A WEAK WARM FRONT WILL SLIDE ACROSS LAKE SUPERIOR ON SATURDAY AND SATURDAY NIGHT. A 30.5 INCH HIGH WILL TRACK ACROSS NORTHERN ONTARIO ON SUNDAY AND TO MAINE BY TUESDAY. MEANWHILE...A LOW PRESSURE SYSTEM OF 29.6 INCHES WILL LIFT OUT OF THE NORTHERN PLAINS AND OVER HUDSON BAY ON TUESDAY. BEHIND THE LOW...HIGH PRESSURE OF 30.1 INCHES WILL MOVE OVER LAKE SUPERIOR ON TUESDAY. LSZ162-102100- LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND PORTAGE MN BEYOND 5NM- 342 AM EDT FRI OCT 10 2008 /242 AM CDT FRI OCT 10 2008/ .TODAY...WEST WINDS 5 TO 15 KNOTS BACKING EAST. ISOLATED SHOWERS. WAVES 1 TO 3 FEET SUBSIDING TO CALM TO 2 FEET. .TONIGHT...EAST WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE OF SHOWERS THROUGH MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET. .SATURDAY...EAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS. A SLIGHT CHANCE OF SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET. .SATURDAY NIGHT...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST. A SLIGHT CHANCE OF SHOWERS. WAVES CALM TO 2 FEET. .SUNDAY...EAST WINDS 10 TO 20 KNOTS VEERING SOUTHEAST. A CHANCE OF SHOWERS. WAVES CALM TO 2 FEET. .SUNDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES BUILDING TO 2 TO 4 FEET. .MONDAY...WEST WINDS 15 TO 25 KNOTS. SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS. WAVES BUILDING TO 4 TO 6 FEET. .TUESDAY...WEST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO 2 TO 4 FEET. $$ LSZ263-102100- LAKE SUPERIOR FROM SAXON HARBOR WI TO UPPER ENTRANCE TO PORTAGE CANAL MI 5NM OFF SHORE TO THE US/CANADIAN BORDER INCLUDING ISLE ROYALE NATIONAL PARK- 342 AM EDT FRI OCT 10 2008 .EARLY THIS MORNING...WEST WINDS 10 TO 20 KNOTS. WAVES 3 TO 5 FEET. .TODAY...WEST WINDS 5 TO 15 KNOTS BACKING EAST. ISOLATED SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET. .TONIGHT...EAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS. A SLIGHT CHANCE OF SHOWERS THROUGH MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET. .SATURDAY...SOUTHEAST WINDS 10 TO 20 KNOTS BECOMING EAST 5 TO 15 KNOTS. WAVES 1 TO 3 FEET. .SATURDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS. A SLIGHT CHANCE OF SHOWERS. WAVES CALM TO 2 FEET BUILDING TO 1 TO 3 FEET. .SUNDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE OF SHOWERS. WAVES CALM TO 2 FEET. .SUNDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO 25 KNOTS. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES BUILDING TO 2 TO 4 FEET. .MONDAY...SOUTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST TO 30 KNOTS. SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS. WAVES BUILDING TO 5 TO 8 FEET. .TUESDAY...WEST WINDS 15 TO 25 KNOTS. A SLIGHT CHANCE OF SHOWERS. WAVES SUBSIDING TO 3 TO 5 FEET. $$ LSZ264-102100- LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER- 342 AM EDT FRI OCT 10 2008 .EARLY THIS MORNING...WEST WINDS 15 TO 25 KNOTS. WAVES 4 TO 7 FEET. .TODAY...WEST WINDS 10 TO 20 KNOTS BECOMING SOUTH 5 TO 15 KNOTS. ISOLATED SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET. .TONIGHT...EAST WINDS 5 TO 15 KNOTS INCREASING TO SOUTHEAST 15 TO 25 KNOTS. A SLIGHT CHANCE OF SHOWERS THROUGH MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET. .SATURDAY...SOUTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO 20 KNOTS. WAVES 2 TO 4 FEET. .SATURDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH. A SLIGHT CHANCE OF SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET. .SUNDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE OF SHOWERS. WAVES 1 TO 3 FEET. .SUNDAY NIGHT...SOUTH WINDS 15 TO 25 KNOTS. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES BUILDING TO 2 TO 4 FEET. .MONDAY...SOUTH WINDS 15 TO 25 KNOTS BECOMING WEST TO 30 KNOTS. SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS. WAVES BUILDING TO 3 TO 5 FEET. .TUESDAY...WEST WINDS 15 TO 25 KNOTS. A SLIGHT CHANCE OF SHOWERS. WAVES 3 TO 5 FEET. $$ LSZ265-102100- LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI BEYOND 5NM FROM SHORE- 342 AM EDT FRI OCT 10 2008 .EARLY THIS MORNING...WEST WINDS 15 TO 25 KNOTS. WAVES 3 TO 5 FEET SUBSIDING TO 2 TO 4 FEET. .TODAY...WEST WINDS 10 TO 20 KNOTS VEERING SOUTH LESS THAN 10 KNOTS BY EARLY AFTERNOON...THEN BECOMING EAST 5 TO 15 KNOTS. WAVES SUBSIDING TO 1 TO 3 FEET. .TONIGHT...EAST WINDS 10 TO 20 KNOTS VEERING SOUTHEAST. WAVES BUILDING TO 2 TO 4 FEET. .SATURDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. WAVES 2 TO 4 FEET. .SATURDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. WAVES 2 TO 4 FEET. .SUNDAY...SOUTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO 25 KNOTS. WAVES 3 TO 5 FEET. .SUNDAY NIGHT...SOUTH WINDS 15 TO 25 KNOTS. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 3 TO 5 FEET. .MONDAY...SOUTH WINDS 15 TO 25 KNOTS VEERING WEST. SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS. WAVES BUILDING TO 4 TO 6 FEET. .TUESDAY...WEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO 20 KNOTS. A SLIGHT CHANCE OF SHOWERS. WAVES SUBSIDING TO 2 TO 4 FEET. $$ LSZ266-267-102100- LAKE SUPERIOR EAST OF A LINE FROM MANITOU ISLAND TO MARQUETTE MI AND WEST OF A LINE FROM GRAND MARAIS MI TO THE US/CANADIAN BORDER BEYOND 5NM FROM SHORE- LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF SHORE TO THE US/CANADIAN BORDER- 342 AM EDT FRI OCT 10 2008 .EARLY THIS MORNING...WEST WINDS 15 TO 25 KNOTS. WAVES 8 TO 11 FEET SUBSIDING TO 7 TO 10 FEET. .TODAY...WEST WINDS 10 TO 20 KNOTS DIMINISHING TO LESS THAN 10 KNOTS BY EARLY AFTERNOON...THEN BECOMING SOUTHEAST 5 TO 15 KNOTS. WAVES SUBSIDING TO 1 TO 3 FEET. .TONIGHT...EAST WINDS 5 TO 15 KNOTS INCREASING TO SOUTHEAST 10 TO 20 KNOTS. WAVES BUILDING TO 2 TO 4 FEET. .SATURDAY...SOUTHEAST WINDS 15 TO 25 KNOTS. WAVES 2 TO 4 FEET. .SATURDAY NIGHT...SOUTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO 20 KNOTS. WAVES 3 TO 5 FEET SUBSIDING TO 2 TO 4 FEET. .SUNDAY...SOUTH WINDS 10 TO 20 KNOTS. WAVES 2 TO 4 FEET. .SUNDAY NIGHT...SOUTH WINDS 15 TO 25 KNOTS. WAVES BUILDING TO 3 TO 5 FEET. .MONDAY...SOUTH WINDS 10 TO 20 KNOTS BECOMING WEST 15 TO 25 KNOTS. SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS. WAVES BUILDING TO 6 TO 9 FEET. .TUESDAY...WEST WINDS 15 TO 25 KNOTS. A SLIGHT CHANCE OF SHOWERS. WAVES SUBSIDING TO 4 TO 6 FEET. $$ LSZ261-102100- MAFOR 1009/ SUPERIOR WEST 11620 11610 11510 11200 11220 11130 12220. ISOLATED SHOWERS TODAY AND THIS EVENING. WAVES CALM TO 4 FEET. 210204 210103. SUPERIOR NORTH CENTRAL 11630 12620 11500 11400 11210 11220 11330. ISOLATED SHOWERS THIS EVENING. WAVES 5 TO 7 FEET SUBSIDING TO CALM TO 3 FEET TONIGHT. 210507 210406. SUPERIOR SOUTH CENTRAL 11630 11620 11510 11400 11310 11220 12320. WAVES 3 TO 6 FEET SUBSIDING TO CALM TO 3 FEET TONIGHT. 210406 210305. SUPERIOR EAST 11640 12620 11600 11700 11210 11220 11320. WAVES 8 TO 11 FEET SUBSIDING TO 2 FEET OR LESS TONIGHT. 210811 210609. $$ DLG
