Great Lakes Forecast
Issued by NWS

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000
FZUS63 KMQT 290807
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
407 AM EDT MON SEP 29 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...LOW PRESSURE OF 30.0 INCHES OVER CENTRAL UPPER MICHIGAN
WILL MOVE TO THE LOWER GREAT LAKES BY TUESDAY MORNING. IN ITS
WAKE...HIGH PRESSURE OF 30.5 INCHES OVER FAR NORTHERN ONTARIO THIS
MORNING WILL WEAKEN TO 30.2 INCHES AS IT DRIFTS SOUTH OVER NORTHERN
ONTARIO THROUGH TUESDAY. THE HIGH WILL THEN SHIFT TO THE CANADIAN
MARITIMES BY WEDNESDAY EVENING AS LOW PRESSURE OF 29.3 INCHES LIFTS
FROM SOUTH DAKOTA INTO MANITOBA. A 29.7 INCH TROUGH ASSOCIATED WITH
THE LOW WILL MOVE EAST...CROSSING LAKE SUPERIOR THURSDAY. ANOTHER
29.3 INCH LOW WILL FORM ALONG THIS TROUGH AS IT MOVES ACROSS THE
REST OF NORTHERN ONTARIO FRIDAY.

LSZ162-291615-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
407 AM EDT MON SEP 29 2014 /307 AM CDT MON SEP 29 2014/

.EARLY THIS MORNING...NORTHEAST WINDS 20 TO 30 KNOTS. PATCHY FOG.
SCATTERED RAIN SHOWERS. WAVES 6 TO 9 FEET.
.TODAY...NORTHEAST WINDS 20 TO 30 KNOTS DIMINISHING TO 10 TO
20 KNOTS BY MID AFTERNOON. ISOLATED RAIN SHOWERS THROUGH EARLY
AFTERNOON. WAVES SUBSIDING TO 4 TO 7 FEET.
.TONIGHT...EAST WINDS 5 TO 15 KNOTS. WAVES SUBSIDING TO 2 TO
4 FEET.
.TUESDAY...EAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
BY MID AFTERNOON. WAVES SUBSIDING TO 1 TO 3 FEET.
.TUESDAY NIGHT...EAST WINDS 10 TO 20 KNOTS VEERING SOUTHEAST
AFTER MIDNIGHT. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES
BUILDING TO 2 TO 4 FEET.
.WEDNESDAY...SOUTH WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS.
WAVES SUBSIDING TO 1 TO 3 FEET.
.WEDNESDAY NIGHT...SOUTH WINDS 5 TO 15 KNOTS. A CHANCE OF
SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.
.THURSDAY...WEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS. A CHANCE OF SHOWERS. WAVES CALM TO 2 FEET.
.FRIDAY...NORTHWEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS. WAVES BUILDING TO 3 TO 5 FEET.

$$

LSZ263-291615-
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-
407 AM EDT MON SEP 29 2014

.EARLY THIS MORNING...NORTHEAST WINDS 20 TO 30 KNOTS. PATCHY FOG.
SCATTERED RAIN SHOWERS. WAVES 7 TO 10 FEET.
.TODAY...NORTHEAST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS BY MID AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON.
ISOLATED RAIN SHOWERS. WAVES SUBSIDING TO 4 TO 7 FEET.
.TONIGHT...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 2 TO 4 FEET.
.TUESDAY...EAST WINDS 5 TO 15 KNOTS. WAVES SUBSIDING TO 1 TO
3 FEET.
.TUESDAY NIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET...
THEN SUBSIDING TO 1 TO 3 FEET.
.WEDNESDAY...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS.
WAVES BUILDING TO 2 TO 4 FEET...THEN SUBSIDING TO 1 TO 3 FEET.
.WEDNESDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF
SHOWERS THROUGH MIDNIGHT...THEN SHOWERS LIKELY. WAVES SUBSIDING TO 1
TO 3 FEET.
.THURSDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. A CHANCE
OF SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO
1 TO 3 FEET.
.FRIDAY...NORTHWEST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES BUILDING TO 3 TO
6 FEET.

$$

LSZ264-291615-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
407 AM EDT MON SEP 29 2014

.EARLY THIS MORNING...NORTHEAST WINDS 20 TO 30 KNOTS. A FEW GALE
FORCE GUSTS TO 35 KNOTS. PATCHY FOG. RAIN SHOWERS. WAVES 7 TO 10
FEET.
.TODAY...NORTHEAST WINDS 20 TO 30 KNOTS. A FEW GALE FORCE GUSTS TO
35 KNOTS THIS MORNING. PATCHY FOG THROUGH EARLY AFTERNOON. ISOLATED
RAIN SHOWERS THROUGH EARLY AFTERNOON. WAVES SUBSIDING TO 5 TO 8 FEET.
.TONIGHT...NORTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 2 TO 4 FEET.
.TUESDAY...NORTHEAST WINDS 10 TO 20 KNOTS BECOMING EAST 5 TO
15 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.TUESDAY NIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS.
WAVES BUILDING TO 3 TO 6 FEET.
.WEDNESDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF
SHOWERS THROUGH MIDNIGHT...THEN SHOWERS LIKELY. WAVES SUBSIDING TO 2
TO 4 FEET.
.THURSDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. A CHANCE
OF SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO
1 TO 3 FEET.
.FRIDAY...NORTHWEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES BUILDING TO 4 TO
7 FEET.

$$

LSZ265-291615-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
407 AM EDT MON SEP 29 2014

.EARLY THIS MORNING...NORTH WINDS 20 TO 30 KNOTS. PATCHY FOG.
SHOWERS. WAVES 5 TO 8 FEET BUILDING TO 7 TO 10 FEET.
.TODAY...NORTHEAST WINDS 20 TO 30 KNOTS BACKING NORTH BY MID
AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON. ISOLATED RAIN
SHOWERS. WAVES SUBSIDING TO 6 TO 9 FEET.
.TONIGHT...NORTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 3 TO 6 FEET.
.TUESDAY...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO 1 TO 3 FEET.
.TUESDAY NIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
.WEDNESDAY...SOUTH WINDS 10 TO 20 KNOTS. WAVES BUILDING TO 3 TO
5 FEET...THEN SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF
SHOWERS THROUGH MIDNIGHT...THEN SHOWERS LIKELY. WAVES SUBSIDING TO 1
TO 3 FEET.
.THURSDAY...SOUTHWEST WINDS 10 TO 20 KNOTS VEERING WEST. A CHANCE
OF SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO
1 TO 3 FEET.
.FRIDAY...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST 20 TO
30 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES BUILDING TO 4 TO
7 FEET.

$$

LSZ266-291615-
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-
407 AM EDT MON SEP 29 2014

.EARLY THIS MORNING...NORTHEAST WINDS 15 TO 25 KNOTS. PATCHY FOG.
RAIN SHOWERS. WAVES 6 TO 9 FEET BUILDING TO 7 TO 10 FEET.
.TODAY...NORTHEAST WINDS 20 TO 30 KNOTS BACKING NORTH BY MID
AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON. ISOLATED RAIN
SHOWERS. WAVES SUBSIDING TO 6 TO 9 FEET.
.TONIGHT...NORTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 3 TO 6 FEET.
.TUESDAY...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO 2 TO 4 FEET.
.TUESDAY NIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS VEERING SOUTH BY MID
AFTERNOON. WAVES BUILDING TO 3 TO 6 FEET.
.WEDNESDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF
SHOWERS THROUGH MIDNIGHT...THEN SHOWERS LIKELY. WAVES SUBSIDING TO 3
TO 5 FEET.
.THURSDAY...SOUTH WINDS 10 TO 20 KNOTS VEERING WEST. A CHANCE OF
SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET...THEN BUILDING TO
1 TO 3 FEET.
.FRIDAY...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST 20 TO
30 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES BUILDING TO 5 TO
8 FEET.

$$

LSZ267-291615-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
407 AM EDT MON SEP 29 2014

.EARLY THIS MORNING...NORTHEAST WINDS 15 TO 25 KNOTS. PATCHY FOG.
SCATTERED SHOWERS. WAVES 3 TO 6 FEET.
.TODAY...NORTHEAST WINDS 15 TO 25 KNOTS BECOMING NORTH 20 TO
30 KNOTS BY MID AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON.
RAIN SHOWERS THROUGH EARLY AFTERNOON...THEN ISOLATED RAIN SHOWERS.
WAVES BUILDING TO 4 TO 8 FEET.
.TONIGHT...NORTHEAST WINDS 15 TO 25 KNOTS. WAVES SUBSIDING TO
3 TO 5 FEET.
.TUESDAY...NORTHEAST WINDS 10 TO 20 KNOTS BECOMING NORTH 5 TO
15 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.TUESDAY NIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. WAVES CALM TO
2 FEET.
.WEDNESDAY NIGHT...SOUTH WINDS 10 TO 20 KNOTS. A CHANCE OF
SHOWERS. WAVES BUILDING TO 1 TO 3 FEET.
.THURSDAY...SOUTH WINDS 10 TO 20 KNOTS BECOMING WEST 5 TO
15 KNOTS. SHOWERS LIKELY. WAVES BUILDING TO 2 TO 4 FEET...THEN
SUBSIDING TO CALM TO 2 FEET.
.FRIDAY...WEST WINDS 10 TO 20 KNOTS BECOMING NORTHWEST 20 TO
30 KNOTS. A CHANCE OF RAIN SHOWERS. WAVES BUILDING TO 4 TO
7 FEET.

$$

LSZ261-291615-
MAFOR 2909/
SUPERIOR WEST 13140 12130 12120 11220. PATCHY FOG THIS MORNING.
SCATTERED RAIN SHOWERS THIS MORNING. WAVES 7 TO 10 FEET TODAY
SUBSIDING TO 4 TO 6 FEET TONIGHT.

SUPERIOR NORTH CENTRAL 11146 14140 11130 12120. PATCHY FOG THIS
MORNING. ISOLATED RAIN SHOWERS THIS MORNING. WAVES 7 TO 11 FEET
TODAY SUBSIDING TO 3 TO 5 FEET TONIGHT.

SUPERIOR SOUTH CENTRAL 11846 12140 12840 11830 11130 11120. PATCHY
FOG THROUGH EARLY AFTERNOON. SCATTERED RAIN SHOWERS THIS MORNING...
THEN ISOLATED RAIN SHOWERS THIS AFTERNOON. WAVES 5 TO 7 FEET BUILDING
TO 8 TO 11 FEET TODAY. WAVES 6 TO 9 FEET TONIGHT.

SUPERIOR EAST 12146 14140 12130. PATCHY FOG THROUGH EARLY AFTERNOON.
ISOLATED RAIN SHOWERS THIS AFTERNOON. WAVES 4 TO 8 FEET.

$$

ROLFSON




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