Great Lakes Forecast
Issued by NWS

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FZUS63 KMQT 270154
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
954 PM EDT THU MAY 26 2016

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...A 29.7 INCH LOW PRESSURE OVER SOUTHEAST MANITOBA WILL
DISSIPATE OVER NORTHERN ONTARIO FRIDAY EVENING...LEAVING A LOW
PRESSURE TROUGH AVERAGING 29.8 INCHES FROM WESTERN ONTARIO TO A 29.5
INCH LOW PRESSURE OVER THE SOUTHERN PLAINS. THIS LOW WILL WEAKEN TO
29.8 INCHES AS IT MOVES OVER LAKE SUPERIOR BY SUNDAY MORNING. THE LOW
WILL REACH NORTHERN QUEBEC MONDAY MORNING AS A 30.0 INCH HIGH
PRESSURE RIDGE MOVES INTO THE WESTERN GREAT LAKES. THE RIDGE WILL
MOVE EASTWARD...REACH THE EASTERN GREAT LAKES TUESDAY EVENING AS A
29.6 INCH LOW MOVES OVER NORTH DAKOTA.

LSZ162-271000-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
954 PM EDT THU MAY 26 2016 /854 PM CDT THU MAY 26 2016/

...DENSE FOG ADVISORY IN EFFECT UNTIL 6 PM EDT /5 PM CDT/
FRIDAY...

.REST OF TONIGHT...EAST WINDS LESS THAN 10 KNOTS. AREAS OF FOG.
WAVES CALM TO 2 FEET.
.FRIDAY...NORTHEAST WINDS 5 TO 15 KNOTS. PATCHY FOG THROUGH EARLY
AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES BUILDING
TO 1 TO 3 FEET.
.FRIDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS. PATCHY FOG. RAIN
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS. WAVES BUILDING TO
2 TO 4 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.SATURDAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING EAST BY MID
AFTERNOON. PATCHY FOG. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SATURDAY NIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTH LESS
THAN 10 KNOTS AFTER MIDNIGHT. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SUNDAY...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING WEST. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.MONDAY...WEST WINDS 5 TO 15 KNOTS VEERING NORTHEAST. WAVES CALM
TO 2 FEET.

$$

LSZ263-271000-
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-
954 PM EDT THU MAY 26 2016

...DENSE FOG ADVISORY IN EFFECT UNTIL 6 PM EDT FRIDAY...

.REST OF TONIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING WEST
AFTER MIDNIGHT. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS BY
LATE EVENING. AREAS OF FOG. WAVES CALM TO 2 FEET.
.FRIDAY...NORTHEAST WINDS 5 TO 15 KNOTS. PATCHY FOG THROUGH EARLY
AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES BUILDING
TO 1 TO 3 FEET.
.FRIDAY NIGHT...EAST WINDS 5 TO 15 KNOTS. PATCHY FOG. RAIN
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS. WAVES SUBSIDING TO
CALM TO 2 FEET.
.SATURDAY...EAST WINDS 5 TO 15 KNOTS. PATCHY FOG. RAIN SHOWERS
LIKELY THROUGH EARLY AFTERNOON. A CHANCE OF THUNDERSTORMS. A
CHANCE OF RAIN SHOWERS BY MID AFTERNOON. WAVES BUILDING TO 1 TO
3 FEET.
.SATURDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH
AFTER MIDNIGHT. SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS.
WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING WEST. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.MONDAY...WEST WINDS 5 TO 15 KNOTS VEERING NORTHEAST. WAVES CALM
TO 2 FEET.

$$

LSZ264-271000-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
954 PM EDT THU MAY 26 2016

...DENSE FOG ADVISORY IN EFFECT UNTIL 6 PM EDT FRIDAY...

.REST OF TONIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS. A SLIGHT CHANCE
OF RAIN SHOWERS BY LATE EVENING. AREAS OF FOG. WAVES CALM TO
2 FEET.
.FRIDAY...EAST WINDS 5 TO 15 KNOTS. AREAS OF FOG. A SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...EAST WINDS 10 TO 20 KNOTS. PATCHY FOG. A CHANCE
OF RAIN SHOWERS THROUGH MIDNIGHT. A CHANCE OF THUNDERSTORMS. RAIN
SHOWERS LIKELY AFTER MIDNIGHT. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY...EAST WINDS 5 TO 15 KNOTS. PATCHY FOG. RAIN SHOWERS
LIKELY THROUGH EARLY AFTERNOON. A CHANCE OF THUNDERSTORMS. A
CHANCE OF RAIN SHOWERS BY MID AFTERNOON. WAVES 1 TO 3 FEET.
.SATURDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH
AFTER MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING WEST. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.MONDAY...WEST WINDS 5 TO 15 KNOTS VEERING NORTHEAST. WAVES CALM
TO 2 FEET.

$$

LSZ265-271000-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
954 PM EDT THU MAY 26 2016

...DENSE FOG ADVISORY IN EFFECT UNTIL 6 PM EDT FRIDAY...

.REST OF TONIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING SOUTH
AFTER MIDNIGHT. AREAS OF FOG. WAVES CALM TO 2 FEET.
.FRIDAY...EAST WINDS 5 TO 15 KNOTS. PATCHY FOG. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST AFTER
MIDNIGHT. PATCHY FOG. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTHEAST WINDS 5 TO 15 KNOTS. PATCHY FOG. SHOWERS
LIKELY THROUGH EARLY AFTERNOON. A CHANCE OF THUNDERSTORMS. A
CHANCE OF SHOWERS BY MID AFTERNOON. WAVES BUILDING TO 1 TO
3 FEET.
.SATURDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 5 TO 15 KNOTS VEERING WEST. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.MONDAY...NORTHWEST WINDS 5 TO 15 KNOTS VEERING NORTHEAST. WAVES
CALM TO 2 FEET.

$$

LSZ266-271000-
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-
954 PM EDT THU MAY 26 2016

...DENSE FOG ADVISORY IN EFFECT UNTIL 6 PM EDT FRIDAY...

.REST OF TONIGHT...SOUTH WINDS 5 TO 15 KNOTS. AREAS OF FOG. WAVES
CALM TO 2 FEET BUILDING TO 1 TO 3 FEET...THEN SUBSIDING TO CALM
TO 2 FEET.
.FRIDAY...EAST WINDS 5 TO 15 KNOTS. AREAS OF FOG. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.FRIDAY NIGHT...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST AFTER
MIDNIGHT. PATCHY FOG. RAIN SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. PATCHY FOG. A CHANCE
OF SHOWERS AND THUNDERSTORMS. WAVES BUILDING TO 2 TO 4 FEET...
THEN SUBSIDING TO 1 TO 3 FEET.
.SATURDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY...SOUTH WINDS 5 TO 15 KNOTS VEERING WEST. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES CALM TO 2 FEET.
.MONDAY...NORTHWEST WINDS 5 TO 15 KNOTS VEERING NORTH. WAVES CALM
TO 2 FEET.

$$

LSZ267-271000-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
954 PM EDT THU MAY 26 2016

...DENSE FOG ADVISORY IN EFFECT UNTIL 6 PM EDT FRIDAY...

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

$$
LSZ261-271000-
MAFOR 2703/
SUPERIOR WEST...DENSE FOG ADVISORY IN EFFECT...11103 11503 11303
12113 12123 11119. CHANCE OF SHOWERS AND THUNDERSTORMS FRIDAY
AFTERNOON. WAVES 1 TO 3 FEET.

SUPERIOR NORTH CENTRAL...DENSE FOG ADVISORY IN EFFECT...11313
12303 11213 11203 11213 11203 11209. CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH EARLY EVENING FRIDAY EVENING. WAVES 1 TO 2
FEET.

SUPERIOR SOUTH CENTRAL...DENSE FOG ADVISORY IN EFFECT...11313
11413 12103 11203 11213 12209. CHANCE OF SHOWERS AND
THUNDERSTORMS LATE FRIDAY. WAVES 1 TO 2 FEET.

SUPERIOR EAST...DENSE FOG ADVISORY IN EFFECT...12413 11313 11303
13203 11209. WAVES 1 TO 2 FEET.

$$

JS



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