Great Lakes Forecast
Issued by NWS

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000
FZUS63 KMQT 180214
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
1014 PM EDT THU JUL 17 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...HIGH PRESSURE OF 30.1 INCHES WILL DRIFT FROM THE OHIO
VALLEY INTO THE LOWER GREAT LAKES OVERNIGHT. THE HIGH WILL REMAIN
MAINLY OVER THE LOWER GREAT LAKES THROUGH SATURDAY AND DRIFT INTO THE
ATLANTIC AT 30.2 INCHES ON SUNDAY. A 29.5 INCH TROUGH OF LOW PRESSURE
WILL DEVELOP OVER THE NORTHERN PLAINS SUNDAY NIGHT AND LIFT SLOWLY
NORTHEASTWARD TO NEAR JAMES BAY SUNDAY NIGHT. ANOTHER LOW PRESSURE
SYSTEM OF 29.8 INCHES WILL THEN DEVELOP OVER THE NORTHERN PLAINS LATE
SUNDAY NIGHT AND DRIFT SLOWLY EASTWARD INTO THE UPPER GREAT LAKES
THROUGH TUESDAY AFTERNOON.

LSZ162-181015-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
1014 PM EDT THU JUL 17 2014 /914 PM CDT THU JUL 17 2014/

.REST OF TONIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. PATCHY FOG. WAVES
CALM TO 2 FEET.
.SATURDAY...SOUTH WINDS 10 TO 20 KNOTS. PATCHY FOG. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS. AREAS OF FOG. WAVES
CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS. AREAS OF FOG. WAVES CALM TO
2 FEET.
.SUNDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.MONDAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.TUESDAY...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING NORTHWEST. A
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.

$$

LSZ263-264-181015-
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-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
1014 PM EDT THU JUL 17 2014

.REST OF TONIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. WAVES BUILDING TO
1 TO 3 FEET.
.SATURDAY...SOUTH WINDS 10 TO 20 KNOTS. PATCHY FOG. A SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS BY MID AFTERNOON. WAVES
SUBSIDING TO CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. AREAS OF FOG. WAVES
BUILDING TO 1 TO 3 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS. AREAS OF FOG. WAVES CALM TO
2 FEET.
.SUNDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES BUILDING TO 1 TO 3 FEET.
.MONDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BACKING SOUTH. A CHANCE
OF SHOWERS AND THUNDERSTORMS. WAVES SUBSIDING TO CALM TO 2 FEET.
.TUESDAY...SOUTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST 10 TO
20 KNOTS. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO
2 FEET.

$$

LSZ265-181015-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
1014 PM EDT THU JUL 17 2014

.REST OF TONIGHT...SOUTH WINDS 5 TO 15 KNOTS VEERING SOUTHWEST
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.FRIDAY...SOUTH WINDS 5 TO 15 KNOTS BACKING SOUTHEAST BY MID
AFTERNOON. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTH WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. WAVES CALM TO
2 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS. PATCHY FOG. WAVES CALM TO
2 FEET.
.SUNDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.MONDAY...SOUTH WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.TUESDAY...SOUTH WINDS 10 TO 20 KNOTS VEERING WEST. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.

$$

LSZ266-267-181015-
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-
1014 PM EDT THU JUL 17 2014

.REST OF TONIGHT...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.FRIDAY...SOUTH WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. WAVES BUILDING TO
1 TO 3 FEET.
.SATURDAY...SOUTH WINDS 10 TO 20 KNOTS. PATCHY FOG THROUGH EARLY
AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO
1 TO 3 FEET.
.SATURDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. PATCHY FOG. WAVES
1 TO 3 FEET.
.SUNDAY...SOUTH WINDS 10 TO 20 KNOTS. AREAS OF FOG. WAVES
SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. WAVES BUILDING TO
1 TO 3 FEET.
.MONDAY...SOUTH WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM TO
2 FEET.
.TUESDAY...SOUTH WINDS 10 TO 20 KNOTS VEERING WEST. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.

$$
LSZ261-181015-
MAFOR 1803/
SUPERIOR WEST 11410 13510 14410. WAVES 2 FEET OR LESS.

SUPERIOR NORTH CENTRAL 12410 12510 12410 11310 11420. WAVES 2 FEET
OR LESS.

SUPERIOR SOUTH CENTRAL 12410 11510 12410 12310 11420. WAVES 1 FOOT
OR LESS.

SUPERIOR EAST 11300 11400 14410 11310 11420. WAVES 2 FEET OR LESS.

$$

JLB




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