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000
FZUS63 KMQT 201502
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
1102 AM EDT MON MAY 20 2013

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...EXPECT A 30.3 INCH RIDGE CURRENTLY NEAR JAMES BAY TO
SLIDE EAST INTO QUEBEC ON TUESDAY. IN THE MEANTIME...29.5 INCH LOW
PRESSURE OVER THE EASTERN DAKOTAS AND WESTERN MINNESOTA THROUGH
TONIGHT WILL FILL TO 29.7 INCHES AS IT MOVES ACROSS SOUTHERN
MINNESOTA AND CENTRAL WISCONSIN ON TUESDAY. THEN ON WEDNESDAY INTO
WEDNESDAY NIGHT...THE LOW WILL QUICKLY MOVE OUT OF THE LOWER GREAT
LAKES AND UP THE ST LAWRENCE SEAWAY...REACHING THE GULF OF ST
LAWRENCE BY THURSDAY EVENING. BEHIND THE LOW...A 30.7 INCH HIGH
PRESSURE ACROSS NORTH CENTRAL CANADA WILL EXTEND A RIDGE AVERAGING
30.4 INCHES ACROSS LAKE SUPERIOR LATE THURSDAY AFTERNOON THROUGH AT
LEAST FRIDAY NIGHT.

LSZ162-202315-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
1102 AM EDT MON MAY 20 2013 /1002 AM CDT MON MAY 20 2013/

...GALE WARNING IN EFFECT THROUGH THIS EVENING...

.REST OF TODAY...NORTHEAST GALES TO 35 KNOTS. WIDESPREAD FOG.
SCATTERED RAIN SHOWERS...BECOMING NUMEROUS BY MID AFTERNOON.
SCATTERED THUNDERSTORMS. WAVES 6 TO 10 FEET.
.TONIGHT...NORTHEAST WINDS GALES TO 35 KNOTS IN THE
EVENING...DIMINISHING TO 20 TO 30 KNOTS BY MIDNIGHT. WIDESPREAD FOG.
NUMEROUS RAIN SHOWERS AND SCATTERED THUNDERSTORMS. WAVES SUBSIDING TO
4 TO 7 FEET.
.TUESDAY...NORTHEAST WINDS 15 TO 25 KNOTS. AREAS OF FOG THROUGH
EARLY AFTERNOON. A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS. WAVES BUILDING TO 5 TO 8 FEET.
.TUESDAY NIGHT...NORTHEAST WINDS 15 TO 25 KNOTS. RAIN SHOWERS
LIKELY. WAVES SUBSIDING TO 4 TO 7 FEET.
.WEDNESDAY...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. RAIN SHOWERS LIKELY THROUGH EARLY
AFTERNOON. WAVES SUBSIDING TO 1 TO 3 FEET.
.WEDNESDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS INCREASING TO
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO
2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.THURSDAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING EAST. WAVES
BUILDING TO 2 TO 4 FEET...THEN SUBSIDING TO CALM TO 2 FEET.
.FRIDAY...EAST WINDS 5 TO 15 KNOTS DIMINISHING TO LESS THAN
10 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ263-202315-
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-
1102 AM EDT MON MAY 20 2013

.REST OF TODAY...EAST WINDS 20 TO 30 KNOTS...WITH A FEW GALE FORCE
GUSTS TO 35 KNOTS. AREAS OF FOG. SCATTERED RAIN SHOWERS...BECOMING
NUMEROUS BY MID AFTERNOON. SCATTERED THUNDERSTORMS. WAVES 6 TO 9 FEET
BUILDING TO 8 TO 12 FEET.
.TONIGHT...NORTHEAST WINDS 15 TO 25 KNOTS. WIDESPREAD FOG.
NUMEROUS RAIN SHOWERS AND SCATTERED THUNDERSTORMS. WAVES
SUBSIDING TO 4 TO 7 FEET.
.TUESDAY...NORTHEAST WINDS 15 TO 25 KNOTS. AREAS OF FOG. A CHANCE
OF RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. WAVES
4 TO 7 FEET.
.TUESDAY NIGHT...NORTHEAST WINDS 15 TO 25 KNOTS. AREAS OF FOG
THROUGH MIDNIGHT. A CHANCE OF RAIN SHOWERS. WAVES SUBSIDING TO
3 TO 5 FEET.
.WEDNESDAY...NORTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS BY MID AFTERNOON. A CHANCE OF RAIN SHOWERS. WAVES
SUBSIDING TO 1 TO 3 FEET.
.WEDNESDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS INCREASING TO
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO
2 FEET...THEN BUILDING TO 2 TO 4 FEET.
.THURSDAY...NORTHEAST WINDS 5 TO 15 KNOTS BECOMING NORTH LESS
THAN 10 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET.
.FRIDAY...NORTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTH LESS THAN
10 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ264-202315-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
1102 AM EDT MON MAY 20 2013

.REST OF TODAY...EAST WINDS 20 TO 30 KNOTS...WITH A FEW GALE FORCE
GUSTS TO 35 KNOTS. AREAS OF FOG. NUMEROUS RAIN SHOWERS AND SCATTERED
THUNDERSTORMS. WAVES 6 TO 9 FEET BUILDING TO 7 TO 11 FEET.
.TONIGHT...EAST WINDS 15 TO 25 KNOTS. WIDESPREAD FOG. NUMEROUS
RAIN SHOWERS AND SCATTERED THUNDERSTORMS. WAVES SUBSIDING TO 4 TO
7 FEET.
.TUESDAY...EAST WINDS 15 TO 25 KNOTS BACKING NORTHEAST BY MID
AFTERNOON. A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF
THUNDERSTORMS. WAVES SUBSIDING TO 3 TO 5 FEET.
.TUESDAY NIGHT...NORTHEAST WINDS 15 TO 25 KNOTS. PATCHY FOG
THROUGH MIDNIGHT. A CHANCE OF RAIN SHOWERS. WAVES 3 TO 5 FEET.
.WEDNESDAY...NORTHEAST WINDS 10 TO 20 KNOTS BACKING NORTH BY MID
AFTERNOON. A CHANCE OF RAIN SHOWERS. WAVES SUBSIDING TO 1 TO
3 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS BECOMING NORTHEAST
15 TO 25 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO
2 FEET...THEN BUILDING TO 2 TO 4 FEET.
.THURSDAY...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET.
.FRIDAY...SOUTHWEST WINDS LESS THAN 10 KNOTS. WAVES CALM TO
2 FEET.

$$

LSZ265-202315-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
1102 AM EDT MON MAY 20 2013

.REST OF TODAY...EAST WINDS 20 TO 30 KNOTS...WITH A FEW GALE FORCE
GUSTS TO 35 KNOTS. AREAS OF FOG. SCATTERED RAIN SHOWERS...BECOMING
NUMEROUS BY MID AFTERNOON. SCATTERED THUNDERSTORMS. WAVES 5 TO 9
FEET.
.TONIGHT...EAST WINDS 10 TO 20 KNOTS. WIDESPREAD FOG. NUMEROUS
RAIN SHOWERS AND SCATTERED THUNDERSTORMS. WAVES SUBSIDING TO 4 TO
7 FEET.
.TUESDAY...EAST WINDS 10 TO 20 KNOTS BECOMING NORTHEAST 5 TO
15 KNOTS BY MID AFTERNOON. AREAS OF FOG. A CHANCE OF RAIN SHOWERS
AND A SLIGHT CHANCE OF THUNDERSTORMS. WAVES SUBSIDING TO 2 TO
4 FEET.
.TUESDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS INCREASING TO
10 TO 20 KNOTS AFTER MIDNIGHT. AREAS OF FOG. A CHANCE OF RAIN
SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET.
.WEDNESDAY...NORTHEAST WINDS 10 TO 20 KNOTS BACKING NORTH BY MID
AFTERNOON. A CHANCE OF RAIN SHOWERS. WAVES BUILDING TO 2 TO
4 FEET...THEN SUBSIDING TO 1 TO 3 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS VEERING NORTHEAST
AFTER MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET.
.THURSDAY...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. WAVES BUILDING TO 3 TO 5 FEET...THEN SUBSIDING TO CALM
TO 2 FEET.
.FRIDAY...NORTH WINDS LESS THAN 10 KNOTS VEERING SOUTH. WAVES
CALM TO 2 FEET.

$$

LSZ266-202315-
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-
1102 AM EDT MON MAY 20 2013

.REST OF TODAY...EAST WINDS 20 TO 30 KNOTS...WITH A FEW GALE FORCE
GUSTS TO 35 KNOTS. AREAS OF FOG. SCATTERED RAIN SHOWERS...BECOMING
NUMEROUS BY MID AFTERNOON. SCATTERED THUNDERSTORMS. WAVES 5 TO 9
FEET.
.TONIGHT...EAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. WIDESPREAD FOG. NUMEROUS RAIN SHOWERS
AND SCATTERED THUNDERSTORMS. WAVES SUBSIDING TO 4 TO 7 FEET.
.TUESDAY...EAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS
BY MID AFTERNOON. AREAS OF FOG. A CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. WAVES SUBSIDING TO 2 TO 4 FEET.
.TUESDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT. AREAS OF FOG THROUGH MIDNIGHT. A
SLIGHT CHANCE OF THUNDERSTORMS THROUGH MIDNIGHT. A CHANCE OF RAIN
SHOWERS. WAVES 2 TO 4 FEET.
.WEDNESDAY...NORTHEAST WINDS 10 TO 20 KNOTS BACKING NORTH BY MID
AFTERNOON. A CHANCE OF RAIN SHOWERS. WAVES SUBSIDING TO 1 TO
3 FEET.
.WEDNESDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES BUILDING
TO 2 TO 4 FEET.
.THURSDAY...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. WAVES BUILDING TO 3 TO 5 FEET...THEN SUBSIDING TO CALM
TO 2 FEET.
.FRIDAY...NORTH WINDS LESS THAN 10 KNOTS BACKING SOUTHWEST. WAVES
CALM TO 2 FEET.

$$

LSZ267-202315-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
1102 AM EDT MON MAY 20 2013

.REST OF TODAY...EAST WINDS 15 TO 25 KNOTS. AREAS OF FOG.
SCATTERED SHOWERS...BECOMING NUMEROUS BY MID AFTERNOON. SCATTERED
THUNDERSTORMS. WAVES 2 TO 4 FEET BUILDING TO 3 TO 5 FEET.
.TONIGHT...EAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. WIDESPREAD FOG. NUMEROUS RAIN SHOWERS
AND SCATTERED THUNDERSTORMS. WAVES SUBSIDING TO 2 TO 4 FEET.
.TUESDAY...EAST WINDS 10 TO 20 KNOTS. AREAS OF FOG. A CHANCE OF
RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.TUESDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT. AREAS OF FOG THROUGH MIDNIGHT. A
SLIGHT CHANCE OF THUNDERSTORMS THROUGH MIDNIGHT. A CHANCE OF RAIN
SHOWERS. WAVES BUILDING TO 1 TO 3 FEET.
.WEDNESDAY...NORTHEAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN
SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO
1 TO 3 FEET.
.WEDNESDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS INCREASING TO
15 TO 25 KNOTS AFTER MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET.
.THURSDAY...NORTH WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO CALM
TO 2 FEET...THEN BUILDING TO 1 TO 3 FEET.
.FRIDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS. WAVES CALM TO 2 FEET.

$$
LSZ261-202315-
MAFOR 2015 AMD/
SUPERIOR WEST...GALE WARNING IN EFFECT...11253 13256 12146 11146
11140. WIDESPREAD FOG. SCATTERED RAIN SHOWERS THROUGH MID AFTERNOON.
SCATTERED THUNDERSTORMS. WAVES 7 TO 11 FEET THIS AFTERNOON AND
TONIGHT. WAVES 5 TO 8 FEET TUESDAY MORNING.

SUPERIOR NORTH CENTRAL 14246 11246 12236 11230. AREAS OF FOG THIS
AFTERNOON. SCATTERED THUNDERSTORMS. WAVES 8 TO 11 FEET THIS
AFTERNOON AND TONIGHT. WAVES 5 TO 7 FEET TUESDAY MORNING.

SUPERIOR SOUTH CENTRAL 12243 11236 13226 12223. SCATTERED RAIN
SHOWERS THIS AFTERNOON AND TUESDAY MORNING. WIDESPREAD FOG TONIGHT.
SCATTERED THUNDERSTORMS. WAVES 7 TO 10 FEET THIS AFTERNOON. WAVES 4
TO 8 FEET TONIGHT. WAVES 3 TO 6 FEET TUESDAY MORNING.

SUPERIOR EAST 12243 11246 14236 11223. SCATTERED RAIN SHOWERS THROUGH
MID AFTERNOON AND AGAIN TUESDAY MORNING. SCATTERED THUNDERSTORMS.
WIDESPREAD FOG TONIGHT. WAVES 2 TO 6 FEET.

$$

SRF