Issued by NWS
000 FZUS63 KMQT 120159 GLFLS OPEN LAKE FORECAST FOR LAKE SUPERIOR NATIONAL WEATHER SERVICE MARQUETTE MI 959 PM EDT SAT OCT 11 2008 FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR .SYNOPSIS...HIGH PRESSURE OF 30.5 INCHES WILL BUILD INTO NEW ENGLAND TONIGHT. MEANWHILE...A LOW PRESSURE TROUGH AVERAGING 30.0 INCHES EXTENDING FROM THE CENTRAL PLAINS TO MINNESOTA WILL REMAIN NEARLY STATIONARY. LOW PRESSURE OF 29.5 INCHES OVER EASTERN COLORADO WILL LIFT INTO WESTERN ONTARIO AND WEAKEN TO 29.9 INCHES BY MONDAY. THE LOW WILL DRIFT INTO QUEBEC TUESDAY AS HIGH PRESSURE OF 30.2 INCHES BUILDS INTO THE GREAT LAKES. ANOTHER LOW PRESSURE SYSTEM OF 29.6 INCHES WILL MOVE FROM CENTRAL CANADA TO NORTHERN ONTARIO AND HUDSON BAY WEDNESDAY. LOOK FOR A 30.3 INCH RIDGE OF HIGH PRESSURE TO BUILD INTO THE UPPER GREAT LAKES ON THURSDAY IN THE WAKE OF THE LOW. LSZ162-120845- LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND PORTAGE MN BEYOND 5NM- 959 PM EDT SAT OCT 11 2008 /859 PM CDT SAT OCT 11 2008/ .REST OF TONIGHT...NORTHEAST WINDS 10 TO 20 KNOTS BECOMING EAST 5 TO 15 KNOTS AFTER MIDNIGHT. SCATTERED SHOWERS AND THUNDERSTORMS. WAVES 2 TO 4 FEET SUBSIDING TO CALM TO 2 FEET. .SUNDAY...EAST WINDS 5 TO 15 KNOTS VEERING SOUTH BY LATE MORNING. A CHANCE OF SHOWERS. WAVES CALM TO 2 FEET. .SUNDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTH 10 TO 20 KNOTS BY MIDNIGHT. PATCHY FOG. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET. .MONDAY...SOUTHWEST WINDS 15 TO 25 KNOTS VEERING WEST BY MID AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES BUILDING TO 1 TO 3 FEET. .MONDAY NIGHT...WEST WINDS 15 TO 25 KNOTS. SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS. WAVES BUILDING TO 3 TO 5 FEET. .TUESDAY...WEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO 20 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET. .TUESDAY NIGHT...WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN. WAVES 1 TO 3 FEET. .WEDNESDAY...WEST WINDS 5 TO 15 KNOTS. A SLIGHT CHANCE OF RAIN. WAVES SUBSIDING TO CALM TO 2 FEET. .THURSDAY...WEST WINDS 5 TO 15 KNOTS VEERING NORTH. A SLIGHT CHANCE OF SHOWERS. WAVES CALM TO 2 FEET. $$ LSZ263-120845- LAKE SUPERIOR FROM SAXON HARBOR WI TO UPPER ENTRANCE TO PORTAGE CANAL MI 5NM OFF SHORE TO THE US/CANADIAN BORDER INCLUDING ISLE ROYALE NATIONAL PARK- 959 PM EDT SAT OCT 11 2008 .REST OF TONIGHT...EAST WINDS 5 TO 15 KNOTS VEERING SOUTH AFTER MIDNIGHT. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS. WAVES 2 TO 4 FEET SUBSIDING TO CALM TO 2 FEET. .SUNDAY...SOUTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS BY LATE MORNING. A SLIGHT CHANCE OF SHOWERS. WAVES CALM TO 2 FEET. .SUNDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS INCREASING TO 15 TO 25 KNOTS. PATCHY FOG. A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. WAVES BUILDING TO 1 TO 3 FEET. .MONDAY...SOUTH WINDS 15 TO 25 KNOTS VEERING SOUTHWEST BY MID AFTERNOON. PATCHY FOG. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES BUILDING TO 2 TO 4 FEET. .MONDAY NIGHT...WEST WINDS TO 30 KNOTS. SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS. WAVES BUILDING TO 4 TO 7 FEET. .TUESDAY...WEST WINDS 15 TO 25 KNOTS. A SLIGHT CHANCE OF SHOWERS. WAVES SUBSIDING TO 2 TO 4 FEET. .TUESDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE OF RAIN. WAVES SUBSIDING TO 1 TO 3 FEET...THEN BUILDING TO 2 TO 4 FEET. .WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. A SLIGHT CHANCE OF RAIN. WAVES 2 TO 4 FEET. .THURSDAY...WEST WINDS 10 TO 20 KNOTS BECOMING NORTH 5 TO 15 KNOTS. A SLIGHT CHANCE OF SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET. $$ LSZ264-120845- LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER- 959 PM EDT SAT OCT 11 2008 .REST OF TONIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS. WAVES 3 TO 5 FEET SUBSIDING TO 2 TO 4 FEET. .SUNDAY...SOUTH WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE OF SHOWERS THROUGH EARLY AFTERNOON. WAVES 1 TO 3 FEET. .SUNDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO 25 KNOTS BY MIDNIGHT. PATCHY FOG. A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. WAVES BUILDING TO 2 TO 4 FEET. .MONDAY...SOUTH WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST TO 30 KNOTS BY MID AFTERNOON. PATCHY FOG. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 2 TO 4 FEET. .MONDAY NIGHT...WEST WINDS TO 30 KNOTS WITH A FEW GALE FORCE GUSTS TO 35 KNOTS. SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS. WAVES BUILDING TO 5 TO 8 FEET. .TUESDAY...WEST WINDS TO 30 KNOTS DIMINISHING TO 15 TO 25 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS. WAVES SUBSIDING TO 3 TO 5 FEET. .TUESDAY NIGHT...SOUTHWEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO 20 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN. WAVES SUBSIDING TO 1 TO 3 FEET. .WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. A SLIGHT CHANCE OF RAIN. WAVES 1 TO 3 FEET. .THURSDAY...WEST WINDS 10 TO 20 KNOTS BECOMING NORTH 5 TO 15 KNOTS. A SLIGHT CHANCE OF SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET. $$ LSZ265-120845- LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI BEYOND 5NM FROM SHORE- 959 PM EDT SAT OCT 11 2008 .REST OF TONIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH BY MIDNIGHT. ISOLATED SHOWERS. WAVES 3 TO 5 FEET SUBSIDING TO 2 TO 4 FEET. .SUNDAY...SOUTH WINDS 10 TO 20 KNOTS. WAVES 1 TO 3 FEET. .SUNDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO 25 KNOTS BY MIDNIGHT. PATCHY FOG. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 3 FEET. .MONDAY...SOUTH WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST 10 TO 20 KNOTS BY MID AFTERNOON. PATCHY FOG. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES SUBSIDING TO 1 TO 3 FEET. .MONDAY NIGHT...WEST WINDS 15 TO 25 KNOTS INCREASING TO 30 KNOTS AFTER MIDNIGHT. SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS. WAVES BUILDING TO 3 TO 6 FEET. .TUESDAY...WEST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO 20 KNOTS BY MID AFTERNOON. A CHANCE OF SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET. .TUESDAY NIGHT...WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN. WAVES SUBSIDING TO CALM TO 2 FEET. .WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. A SLIGHT CHANCE OF RAIN. WAVES CALM TO 2 FEET. .THURSDAY...WEST WINDS 10 TO 20 KNOTS BECOMING NORTH 5 TO 15 KNOTS. A SLIGHT CHANCE OF SHOWERS. WAVES BUILDING TO 1 TO 3 FEET. $$ LSZ266-267-120845- 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- 959 PM EDT SAT OCT 11 2008 .REST OF TONIGHT...SOUTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO 20 KNOTS AFTER MIDNIGHT...THEN INCREASING TO 15 TO 25 KNOTS LATE. ISOLATED SHOWERS. ISOLATED THUNDERSTORMS AFTER MIDNIGHT. WAVES 3 TO 5 FEET. .SUNDAY...SOUTH WINDS 15 TO 25 KNOTS. WAVES SUBSIDING TO 2 TO 4 FEET. .SUNDAY NIGHT...SOUTH WINDS 15 TO 25 KNOTS. PATCHY FOG. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 2 TO 4 FEET. .MONDAY...SOUTH WINDS 15 TO 25 KNOTS. PATCHY FOG. A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. WAVES 2 TO 4 FEET. .MONDAY NIGHT...SOUTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST TO 30 KNOTS AFTER MIDNIGHT. SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS. WAVES BUILDING TO 5 TO 8 FEET. .TUESDAY...WEST WINDS TO 30 KNOTS DIMINISHING TO 10 TO 20 KNOTS BY MID AFTERNOON. A CHANCE OF SHOWERS. WAVES SUBSIDING TO 4 TO 6 FEET. .TUESDAY NIGHT...WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN. WAVES SUBSIDING TO 1 TO 3 FEET. .WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 15 TO 25 KNOTS. A SLIGHT CHANCE OF RAIN. WAVES BUILDING TO 2 TO 4 FEET. .THURSDAY...WEST WINDS 15 TO 25 KNOTS BECOMING NORTH 5 TO 15 KNOTS. A SLIGHT CHANCE OF SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET. $$ LSZ261-120845- MAFOR 1203/ SUPERIOR WEST 11226 13310 12410 11310 11320. SCATTERED SHOWERS AND THUNDERSTORMS. PATCHY FOG. WAVES 4 FEET OR LESS. 210204 210103. SUPERIOR NORTH CENTRAL 14320 11420 11410 12420. SCATTERED SHOWERS WITH ISOLATED THUNDERSTORMS OVERNIGHT AND SUNDAY MORNING. PATCHY FOG. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS SUNDAY EVENING. WAVES 1 TO 5 FEET. 220305. SUPERIOR SOUTH CENTRAL 11430 12420 14430 11430. ISOLATED SHOWERS OVERNIGHT. PATCHY FOG. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS SUNDAY EVENING. WAVES 1 TO 5 FEET. 220305. SUPERIOR EAST 11320 15420 11430. WAVES 2 TO 5 FEET. 210305 210204. $$ JLB
