NWS Forecast

FZUS63 KMQT 210804
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
404 AM EDT TUE MAY 21 2013

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

SYNOPSIS
29.6 INCH LOW PRESSURE OVER SOUTHERN MINNESOTA WILL
CROSS INTO WISCONSIN AND NORTHERN LAKE MICHIGAN THIS
EVENING...BEFORE EXITING ACROSS LOWER MICHIGAN AND THE LOWER GREAT
LAKES WEDNESDAY AND WEDNESDAY NIGHT. IN THE MEANTIME...STRONG 30.7
INCH HIGH PRESSURE OVER NORTHERN CANADA IS EXPECTED TO SINK
SOUTHWARD. THE RESULT WILL BE A 30.2 INCH RIDGE ON THURSDAY BUILDING
TO 30.3 INCHES ON FRIDAY AND LINGERING ACROSS THE GREAT LAKES REGION
THROUGH AT LEAST SATURDAY.

LSZ162-211615-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
404 AM EDT TUE MAY 21 2013 /304 AM CDT TUE MAY 21 2013/

...GALE WARNING IN EFFECT UNTIL 8 AM EDT /7 AM CDT/ THIS
MORNING...
...DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT /7 PM CDT/ THIS
EVENING...

EARLY THIS MORNING
NORTHEAST WINDS 20 TO 30 KNOTS. OCCASIONAL GALE
FORCE GUSTS TO 35 KNOTS. AREAS OF FOG. NUMEROUS RAIN SHOWERS AND
SCATTERED THUNDERSTORMS. WAVES 6 TO 9 FEET.

TODAY
NORTHEAST WINDS 15 TO 25 KNOTS. AREAS OF FOG. NUMEROUS
RAIN SHOWERS THROUGH EARLY AFTERNOON BECOMING SCATTERED. SCATTERED
THUNDERSTORMS. WAVES SUBSIDING TO 4 TO 7 FEET.

TONIGHT
NORTHEAST WINDS 15 TO 25 KNOTS. PATCHY FOG. A SLIGHT
CHANCE OF THUNDERSTORMS THROUGH MIDNIGHT. A CHANCE OF RAIN
SHOWERS. WAVES SUBSIDING TO 3 TO 5 FEET.

WEDNESDAY
NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. A CHANCE OF RAIN SHOWERS. WAVES
SUBSIDING TO 2 TO 4 FEET.

WEDNESDAY NIGHT
NORTHEAST WINDS 10 TO 20 KNOTS. WAVES
SUBSIDING TO 1 TO 3 FEET...THEN BUILDING TO 3 TO 5 FEET.

THURSDAY
NORTHEAST WINDS 10 TO 20 KNOTS BECOMING SOUTHEAST
5 TO 15 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO
2 FEET.

THURSDAY NIGHT
EAST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST
LESS THAN 10 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.

FRIDAY
EAST WINDS 5 TO 15 KNOTS DIMINISHING TO LESS THAN
10 KNOTS. WAVES CALM TO 2 FEET.

SATURDAY
EAST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.


LSZ263-211615-
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-
404 AM EDT TUE MAY 21 2013

DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING


EARLY THIS MORNING
NORTHEAST WINDS 15 TO 25 KNOTS. AREAS OF
FOG. SCATTERED SHOWERS AND THUNDERSTORMS. WAVES 6 TO 9 FEET.

TODAY
NORTHEAST WINDS 15 TO 25 KNOTS. AREAS OF FOG. NUMEROUS
RAIN SHOWERS THROUGH EARLY AFTERNOON BECOMING SCATTERED. SCATTERED
THUNDERSTORMS. WAVES SUBSIDING TO 4 TO 7 FEET.

TONIGHT
NORTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS AFTER MIDNIGHT. PATCHY FOG. A SLIGHT CHANCE OF
THUNDERSTORMS 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 2 TO 4 FEET.

WEDNESDAY NIGHT
NORTHEAST WINDS 10 TO 20 KNOTS INCREASING TO
15 TO 25 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO 1 TO 3 FEET...
THEN BUILDING TO 3 TO 5 FEET.

THURSDAY
NORTHEAST WINDS 10 TO 20 KNOTS BECOMING NORTH 5 TO
15 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.

THURSDAY NIGHT
WEST WINDS LESS THAN 10 KNOTS BECOMING NORTH
5 TO 15 KNOTS AFTER MIDNIGHT. WAVES CALM TO 2 FEET.

FRIDAY
NORTHEAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST LESS
THAN 10 KNOTS. WAVES CALM TO 2 FEET.

SATURDAY
EAST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.


LSZ264-211615-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
404 AM EDT TUE MAY 21 2013

DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING


EARLY THIS MORNING
EAST WINDS 20 TO 30 KNOTS. AREAS OF FOG.
SCATTERED SHOWERS AND THUNDERSTORMS. WAVES 6 TO 9 FEET.

TODAY
NORTHEAST WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS BY MID AFTERNOON. AREAS OF FOG. NUMEROUS RAIN SHOWERS
AND SCATTERED THUNDERSTORMS. WAVES SUBSIDING TO 4 TO 7 FEET.

TONIGHT
NORTHEAST WINDS 15 TO 25 KNOTS. PATCHY FOG. A SLIGHT
CHANCE OF THUNDERSTORMS THROUGH MIDNIGHT. A CHANCE OF RAIN
SHOWERS. WAVES SUBSIDING TO 3 TO 5 FEET.

WEDNESDAY
NORTHEAST WINDS 15 TO 25 KNOTS BECOMING NORTH 10 TO
20 KNOTS BY MID AFTERNOON. A SLIGHT CHANCE OF RAIN SHOWERS. WAVES
SUBSIDING TO 1 TO 3 FEET.

WEDNESDAY NIGHT
NORTHEAST WINDS 15 TO 25 KNOTS BACKING NORTH
AFTER MIDNIGHT. WAVES BUILDING TO 4 TO 7 FEET...THEN SUBSIDING TO
3 TO 5 FEET.

THURSDAY
NORTH WINDS 10 TO 20 KNOTS BECOMING NORTHWEST 5 TO
15 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.

THURSDAY NIGHT
NORTHWEST WINDS 5 TO 15 KNOTS VEERING NORTH
AFTER MIDNIGHT. WAVES CALM TO 2 FEET.

FRIDAY
SOUTH WINDS LESS THAN 10 KNOTS INCREASING TO 5 TO
15 KNOTS. WAVES CALM TO 2 FEET.

SATURDAY
EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST. WAVES
CALM TO 2 FEET.


LSZ265-211615-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
404 AM EDT TUE MAY 21 2013

DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING


EARLY THIS MORNING
EAST WINDS 10 TO 20 KNOTS. AREAS OF FOG.
NUMEROUS RAIN SHOWERS AND SCATTERED THUNDERSTORMS. WAVES 5 TO
8 FEET.

TODAY
EAST WINDS 10 TO 20 KNOTS BACKING NORTHEAST BY MID
AFTERNOON. AREAS OF FOG. RAIN SHOWERS AND SCATTERED
THUNDERSTORMS. WAVES SUBSIDING TO 3 TO 5 FEET.

TONIGHT
NORTHEAST WINDS 10 TO 20 KNOTS BACKING NORTH AFTER
MIDNIGHT. PATCHY FOG. A SLIGHT CHANCE OF THUNDERSTORMS THROUGH
MIDNIGHT. A CHANCE OF RAIN SHOWERS. WAVES SUBSIDING TO 2 TO
4 FEET...THEN BUILDING TO 3 TO 5 FEET.

WEDNESDAY
NORTHEAST WINDS 10 TO 20 KNOTS BACKING NORTH BY MID
AFTERNOON. PATCHY FOG THROUGH EARLY AFTERNOON. A CHANCE OF RAIN
SHOWERS. WAVES SUBSIDING TO 2 TO 4 FEET.

WEDNESDAY NIGHT
NORTH WINDS 10 TO 20 KNOTS BECOMING NORTHEAST
15 TO 25 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS
THROUGH MIDNIGHT. WAVES BUILDING TO 4 TO 7 FEET.

THURSDAY
NORTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO 2 TO 4 FEET.

THURSDAY NIGHT
NORTHWEST WINDS 5 TO 15 KNOTS VEERING NORTH
AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.

FRIDAY
EAST WINDS 5 TO 15 KNOTS VEERING SOUTH. WAVES CALM TO
2 FEET.

SATURDAY
EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST. WAVES
CALM TO 2 FEET.


LSZ266-211615-
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-
404 AM EDT TUE MAY 21 2013

DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING


EARLY THIS MORNING
EAST WINDS 10 TO 20 KNOTS. AREAS OF FOG.
SCATTERED SHOWERS AND THUNDERSTORMS. WAVES 5 TO 8 FEET.

TODAY
EAST WINDS 10 TO 20 KNOTS BACKING NORTHEAST BY MID
AFTERNOON. AREAS OF FOG. RAIN SHOWERS THROUGH EARLY AFTERNOON
BECOMING SCATTERED. SCATTERED THUNDERSTORMS. WAVES SUBSIDING TO 3 TO
5 FEET.

TONIGHT
NORTHEAST WINDS 10 TO 20 KNOTS. PATCHY FOG. A SLIGHT
CHANCE OF THUNDERSTORMS THROUGH MIDNIGHT. A CHANCE OF RAIN
SHOWERS. WAVES 3 TO 5 FEET.

WEDNESDAY
NORTHEAST WINDS 10 TO 20 KNOTS. PATCHY FOG. A CHANCE
OF RAIN SHOWERS. WAVES SUBSIDING TO 2 TO 4 FEET.

WEDNESDAY NIGHT
NORTH WINDS 10 TO 20 KNOTS BECOMING NORTHEAST
15 TO 25 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS
THROUGH MIDNIGHT. WAVES BUILDING TO 4 TO 7 FEET.

THURSDAY
NORTH WINDS 15 TO 25 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO 3 TO 5 FEET.

THURSDAY NIGHT
NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.

FRIDAY
NORTH WINDS LESS THAN 10 KNOTS VEERING SOUTH. WAVES
CALM TO 2 FEET.

SATURDAY
EAST WINDS LESS THAN 10 KNOTS VEERING SOUTHEAST.
WAVES CALM TO 2 FEET.


LSZ267-211615-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
404 AM EDT TUE MAY 21 2013

DENSE FOG ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING


EARLY THIS MORNING
EAST WINDS 15 TO 25 KNOTS. AREAS OF FOG.
SCATTERED SHOWERS AND THUNDERSTORMS. WAVES 4 TO 7 FEET.

TODAY
EAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO 20 KNOTS
BY MID AFTERNOON. AREAS OF FOG. RAIN SHOWERS THROUGH EARLY
AFTERNOON BECOMING SCATTERED. SCATTERED THUNDERSTORMS. WAVES
SUBSIDING TO 1 TO 3 FEET.

TONIGHT
NORTHEAST WINDS 5 TO 15 KNOTS. PATCHY FOG. A SLIGHT
CHANCE OF THUNDERSTORMS THROUGH MIDNIGHT. A CHANCE OF RAIN
SHOWERS. WAVES 1 TO 3 FEET.

WEDNESDAY
NORTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS BY MID AFTERNOON. PATCHY FOG. A CHANCE OF RAIN SHOWERS.
WAVES 1 TO 3 FEET.

WEDNESDAY NIGHT
NORTHEAST WINDS 15 TO 25 KNOTS INCREASING TO
20 TO 30 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF RAIN SHOWERS
THROUGH MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET...THEN
BUILDING TO 4 TO 7 FEET.

THURSDAY
NORTH WINDS 15 TO 25 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO 2 TO 4 FEET.

THURSDAY NIGHT
NORTH WINDS 10 TO 20 KNOTS BECOMING NORTHEAST
5 TO 15 KNOTS AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO 2 FEET.

FRIDAY
NORTHWEST WINDS 5 TO 15 KNOTS DIMINISHING TO LESS THAN
10 KNOTS. WAVES CALM TO 2 FEET.

SATURDAY
NORTH WINDS LESS THAN 10 KNOTS VEERING SOUTHEAST.
WAVES CALM TO 2 FEET.


LSZ261-211615-
MAFOR 2109/
SUPERIOR WEST...GALE WARNING IN EFFECT...11146 19156 12146 11140 13130
11120. AREAS OF FOG TODAY. SCATTERED THUNDERSTORMS. NUMEROUS RAIN
SHOWERS TODAY. PATCHY FOG WITH A CHANCE OF SHOWERS AND THUNDERSTORMS
TONIGHT. WAVES 7 TO 10 FEET TODAY SUBSIDING TO 4 TO 8 FEET.

SUPERIOR NORTH CENTRAL 12236 13136 13130. AREAS OF FOG. SCATTERED
THUNDERSTORMS WITH RAIN SHOWERS TODAY. PATCHY FOG WITH A CHANCE OF
SHOWERS AND THUNDERSTORMS TONIGHT. WAVES 5 TO 9 FEET.

SUPERIOR SOUTH CENTRAL 11233 12236 11126 11123 11110 12810. AREAS OF
FOG TODAY. SCATTERED RAIN SHOWERS EARLY THIS MORNING. SCATTERED
THUNDERSTORMS WITH RAIN SHOWERS TODAY. AREAS OF FOG WITH A CHANCE OF
SHOWERS AND THUNDERSTORMS TONIGHT. WAVES 5 TO 9 FEET TODAY SUBSIDING
TO 2 TO 6 FEET TONIGHT.

SUPERIOR EAST 11233 13236 11223 13120. AREAS OF FOG TODAY. ISOLATED
RAIN SHOWERS EARLY THIS MORNING. SCATTERED THUNDERSTORMS AND RAIN
SHOWERS TODAY. PATCHY FOG WITH A CHANCE OF SHOWERS AND THUNDERSTORMS
TONIGHT. WAVES 1 TO 6 FEET.