Great Lakes Forecast
Issued by NWS

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FZUS63 KMQT 261952
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
352 PM EDT MON SEP 26 2016

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...29.4 INCH LOW PRESSURE JUST NORTH OF LAKE SUPERIOR
LATE THIS AFTERNOON WILL DRIFT SOUTHWARD ACROSS THE EAST HALF OF
LAKE SUPERIOR TUESDAY...AND CENTRAL UPPER MICHIGAN TUESDAY EVENING.
THE LOW WILL THEN WEAKEN TO 29.9 INCHES THROUGH WEDNESDAY AFTERNOON
AS IT MOVES SOUTHWARD TO THE UPPER OHIO VALLEY. A HIGH PRESSURE
RIDGE OF 30.4 INCHES WILL THEN BUILD ACROSS THE UPPER MISSISSIPPI
VALLEY THURSDAY THROUGH SATURDAY WHILE THE LOW MEANDERS AROUND THE
UPPER OHIO VALLEY AND LOWER GREAT LAKES.

LSZ162-270400-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
352 PM EDT MON SEP 26 2016 /252 PM CDT MON SEP 26 2016/

...GALE WARNING IN EFFECT THROUGH TUESDAY MORNING...

.LATE THIS AFTERNOON...WEST GALES TO 35 KNOTS. NUMEROUS SHOWERS.
WAVES 5 TO 8 FEET.
.TONIGHT...WEST GALES TO 35 KNOTS BECOMING NORTHWEST AFTER MIDNIGHT.
NUMEROUS SHOWERS THROUGH MIDNIGHT...THEN SCATTERED SHOWERS. WAVES
SUBSIDING TO 4 TO 7 FEET.
.TUESDAY...NORTHWEST WINDS 20 TO 30 KNOTS. A CHANCE OF SHOWERS.
WAVES SUBSIDING TO 3 TO 6 FEET.
.TUESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS. A CHANCE OF SHOWERS.
WAVES BUILDING TO 6 TO 9 FEET.
.WEDNESDAY...NORTHEAST WINDS 15 TO 25 KNOTS BECOMING NORTH 10 TO
20 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS THROUGH
EARLY AFTERNOON. WAVES SUBSIDING TO 3 TO 5 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 5 TO 15 KNOTS. WAVES SUBSIDING TO
1 TO 3 FEET.
.THURSDAY...NORTHEAST WINDS 5 TO 15 KNOTS VEERING EAST BY MID
AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.THURSDAY NIGHT...EAST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.FRIDAY...EAST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST 10 TO
20 KNOTS. WAVES CALM TO 2 FEET.
.SATURDAY...NORTHEAST WINDS 10 TO 20 KNOTS BECOMING EAST 5 TO
15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ263-270400-
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-
352 PM EDT MON SEP 26 2016

...GALE WARNING IN EFFECT THROUGH TUESDAY MORNING...

.LATE THIS AFTERNOON...WEST GALES TO 40 KNOTS. NUMEROUS SHOWERS.
WAVES 9 TO 12 FEET SUBSIDING TO 8 TO 11 FEET.
.TONIGHT...WEST GALES TO 35 KNOTS VEERING NORTHWEST AFTER MIDNIGHT.
NUMEROUS SHOWERS. WAVES SUBSIDING TO 6 TO 9 FEET.
.TUESDAY...NORTHWEST WINDS 20 TO 30 KNOTS VEERING NORTH BY MID
AFTERNOON. SHOWERS LIKELY. WAVES SUBSIDING TO 3 TO 6 FEET...THEN
BUILDING TO 4 TO 7 FEET.
.TUESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS BECOMING NORTHEAST AFTER
MIDNIGHT. A FEW GALE FORCE GUSTS TO 35 KNOTS. SHOWERS LIKELY THROUGH
MIDNIGHT...THEN A CHANCE OF SHOWERS. A SLIGHT CHANCE OF
THUNDERSTORMS. WAVES BUILDING TO 6 TO 10 FEET.
.WEDNESDAY...NORTHEAST WINDS 15 TO 25 KNOTS. A CHANCE OF SHOWERS
THROUGH EARLY AFTERNOON. WAVES SUBSIDING TO 3 TO 5 FEET.
.WEDNESDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES
SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.THURSDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.FRIDAY...NORTHEAST WINDS 5 TO 15 KNOTS BECOMING EAST 10 TO
20 KNOTS. WAVES CALM TO 2 FEET.
.SATURDAY...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST. WAVES
CALM TO 2 FEET.

$$

LSZ264-270400-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
352 PM EDT MON SEP 26 2016

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.LATE THIS AFTERNOON...WEST GALES TO 35 KNOTS. NUMEROUS SHOWERS.
WAVES 8 TO 11 FEET.
.TONIGHT...WEST GALES TO 35 KNOTS BECOMING NORTHWEST 20 TO
30 KNOTS AFTER MIDNIGHT. NUMEROUS SHOWERS. WAVES SUBSIDING TO
4 TO 7 FEET.
.TUESDAY...NORTHWEST WINDS 20 TO 30 KNOTS VEERING NORTH BY MID
AFTERNOON. SHOWERS LIKELY. A SLIGHT CHANCE OF THUNDERSTORMS BY
MID AFTERNOON. WAVES SUBSIDING TO 3 TO 6 FEET...THEN BUILDING TO
4 TO 7 FEET.
.TUESDAY NIGHT...NORTHEAST WINDS 20 TO 30 KNOTS. A FEW GALE FORCE
GUSTS TO 35 KNOTS. SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS THROUGH MIDNIGHT...THEN A CHANCE OF SHOWERS. WAVES
BUILDING TO 5 TO 9 FEET.
.WEDNESDAY...NORTHEAST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS THROUGH
EARLY AFTERNOON. WAVES SUBSIDING TO 3 TO 5 FEET.
.WEDNESDAY NIGHT...NORTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.THURSDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS INCREASING TO
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.
.FRIDAY...EAST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.SATURDAY...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST. WAVES
CALM TO 2 FEET.

$$

LSZ265-270400-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
352 PM EDT MON SEP 26 2016

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.LATE THIS AFTERNOON...WEST GALES TO 40 KNOTS. NUMEROUS SHOWERS.
WAVES 4 TO 7 FEET.
.TONIGHT...WEST GALES TO 35 KNOTS DIMINISHING TO 20 TO 30 KNOTS
LATE. NUMEROUS SHOWERS. WAVES SUBSIDING TO 3 TO 6 FEET.
.TUESDAY...WEST WINDS 20 TO 30 KNOTS BECOMING NORTHWEST 15 TO
25 KNOTS BY MID AFTERNOON. SHOWERS LIKELY. A SLIGHT CHANCE OF
THUNDERSTORMS BY MID AFTERNOON. A SLIGHT CHANCE OF WATERSPOUTS BY
MID AFTERNOON. WAVES SUBSIDING TO 2 TO 4 FEET.
.TUESDAY NIGHT...NORTHEAST WINDS 15 TO 25 KNOTS INCREASING TO
20 TO 30 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF WATERSPOUTS
THROUGH MIDNIGHT. SHOWERS LIKELY AND A SLIGHT CHANCE OF
THUNDERSTORMS. WAVES BUILDING TO 4 TO 7 FEET...THEN SUBSIDING TO
3 TO 6 FEET.
.WEDNESDAY...NORTHEAST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS BY MID AFTERNOON. A CHANCE OF SHOWERS. WAVES SUBSIDING
TO 3 TO 5 FEET.
.WEDNESDAY NIGHT...NORTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
CALM TO 2 FEET.
.THURSDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES CALM TO
2 FEET.
.FRIDAY...EAST WINDS 10 TO 20 KNOTS BACKING NORTHEAST. WAVES CALM
TO 2 FEET.
.SATURDAY...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST. WAVES
CALM TO 2 FEET.

$$

LSZ266-270400-
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-
352 PM EDT MON SEP 26 2016

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.LATE THIS AFTERNOON...WEST GALES TO 35 KNOTS. NUMEROUS SHOWERS.
WAVES 6 TO 9 FEET BUILDING TO 7 TO 10 FEET.
.TONIGHT...WEST GALES TO 35 KNOTS DIMINISHING TO 20 TO 30 KNOTS
AFTER MIDNIGHT. PERIODS OF SHOWERS. ISOLATED THUNDERSTORMS AFTER
MIDNIGHT. WAVES SUBSIDING TO 4 TO 7 FEET.
.TUESDAY...WEST WINDS 15 TO 25 KNOTS BECOMING NORTH 10 TO
20 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF WATERSPOUTS.
SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS. WAVES SUBSIDING
TO 3 TO 6 FEET.
.TUESDAY NIGHT...EAST WINDS 15 TO 25 KNOTS. A SLIGHT CHANCE OF
WATERSPOUTS THROUGH MIDNIGHT. SHOWERS LIKELY THROUGH MIDNIGHT...THEN
A CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS. WAVES
BUILDING TO 4 TO 7 FEET...THEN SUBSIDING TO 3 TO 6 FEET.
.WEDNESDAY...NORTHEAST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF SHOWERS THROUGH
EARLY AFTERNOON. WAVES SUBSIDING TO 3 TO 5 FEET.
.WEDNESDAY NIGHT...NORTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES SUBSIDING TO
CALM TO 2 FEET.
.THURSDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES CALM TO
2 FEET.
.FRIDAY...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.SATURDAY...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST. WAVES
CALM TO 2 FEET.

$$

LSZ267-270400-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
352 PM EDT MON SEP 26 2016

.LATE THIS AFTERNOON...SOUTHWEST WINDS 20 TO 30 KNOTS. A FEW GALE
FORCE GUSTS TO 35 KNOTS. SCATTERED SHOWERS. WAVES 5 TO 9 FEET.
.TONIGHT...SOUTHWEST WINDS 20 TO 30 KNOTS. A FEW GALE FORCE GUSTS TO
35 KNOTS. PERIODS OF SHOWERS. ISOLATED THUNDERSTORMS AFTER MIDNIGHT.
WAVES BUILDING TO 7 TO 10 FEET...THEN SUBSIDING TO 4 TO 7 FEET.
.TUESDAY...WEST WINDS 15 TO 25 KNOTS BECOMING SOUTHWEST 10 TO
20 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF WATERSPOUTS.
SHOWERS LIKELY AND A SLIGHT CHANCE OF THUNDERSTORMS. WAVES SUBSIDING
TO 2 TO 4 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS BECOMING EAST
15 TO 25 KNOTS AFTER MIDNIGHT. SHOWERS LIKELY AND A SLIGHT CHANCE
OF THUNDERSTORMS THROUGH MIDNIGHT...THEN A CHANCE OF SHOWERS. WAVES
SUBSIDING TO 1 TO 3 FEET...THEN BUILDING TO 2 TO 4 FEET.
.WEDNESDAY...NORTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS BY MID AFTERNOON. WAVES BUILDING TO 3 TO 5 FEET...THEN
SUBSIDING TO 1 TO 3 FEET.
.WEDNESDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES 1 TO
3 FEET.
.THURSDAY...NORTHEAST WINDS 10 TO 20 KNOTS BACKING NORTH BY MID
AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.THURSDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES CALM TO
2 FEET.
.FRIDAY...NORTHEAST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.
.SATURDAY...NORTHEAST WINDS 10 TO 20 KNOTS VEERING EAST. WAVES
CALM TO 2 FEET.

$$

LSZ261-270400-
MAFOR 2621/
SUPERIOR WEST...GALE WARNING IN EFFECT...12656 11650 13750 11746
11740. SCATTERED SHOWERS OVERNIGHT AND TUESDAY MORNING. SCATTERED
SHOWERS LATE TUESDAY AFTERNOON. WAVES 4 TO 9 FEET.

SUPERIOR NORTH CENTRAL...GALE WARNING IN EFFECT...12656 11646
12746 12736 11836. SCATTERED SHOWERS EARLY THIS EVENING. SLIGHT
CHANCE OF THUNDERSTORMS LATE TUESDAY. WAVES 6 TO 11 FEET
TONIGHT SUBSIDING TO 4 TO 6 FEET TUESDAY.

SUPERIOR SOUTH CENTRAL...GALE WARNING IN EFFECT...13656 13646
12736. SLIGHT CHANCE OF WATERSPOUTS IN THE AFTERNOON. SLIGHT
CHANCE OF THUNDERSTORMS LATE TUESDAY. WAVES 3 TO 8 FEET.

SUPERIOR EAST...GALE WARNING IN EFFECT...12546 13646 11636 12626.
SLIGHT CHANCE OF WATERSPOUTS LATE TONIGHT THROUGH TUESDAY. ISOLATED
THUNDERSTORMS LATE TONIGHT THROUGH TUESDAY. WAVES 5 TO 10 FEET
TONIGHT SUBSIDING TO 2 TO 4 FEET TUESDAY.

$$

KEC


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