Great Lakes Forecast
Issued by NWS

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000
FZUS63 KMQT 180741
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
341 AM EDT MON AUG 18 2014

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE SUPERIOR

.SYNOPSIS...30.0 INCH HIGH PRESSURE OVER EASTERN ONTARIO THIS MORNING
WILL MOVE SLOWLY EASTWARD TO THE LOWER GREAT LAKES AND QUEBEC BY
TONIGHT AS IT WEAKENS TO 29.9 INCHES. 29.7 INCH LOW PRESSURE OVER
SOUTHERN MANITOBA THIS MORNING WILL MOVE SOUTHEAST TO LOWER MICHIGAN
BY WEDNESDAY AFTERNOON BEFORE SLOWLY DISSIPATING. BROAD LOW PRESSURE
OF 29.6 INCHES WILL THEN DEVELOP OVER THE CENTRAL AND NORTHERN HIGH
PLAINS WEDNESDAY WHERE IT WILL REMAIN THROUGH FRIDAY.

LSZ162-181545-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
341 AM EDT MON AUG 18 2014 /241 AM CDT MON AUG 18 2014/

.EARLY THIS MORNING...EAST WINDS 10 TO 20 KNOTS. SCATTERED
SHOWERS. WAVES 2 TO 4 FEET.
.TODAY...EAST WINDS 5 TO 15 KNOTS. SCATTERED SHOWERS AND ISOLATED
THUNDERSTORMS. WAVES SUBSIDING TO CALM TO 2 FEET.
.TONIGHT...NORTHEAST WINDS 5 TO 15 KNOTS. ISOLATED THUNDERSTORMS
THROUGH MIDNIGHT. SCATTERED SHOWERS. WAVES CALM TO 2 FEET.
.TUESDAY...NORTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS BY MID AFTERNOON. A CHANCE OF SHOWERS. WAVES BUILDING TO
2 TO 4 FEET.
.TUESDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS. A SLIGHT CHANCE
OF SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET.
.WEDNESDAY...NORTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS BY MID AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.WEDNESDAY NIGHT...EAST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.THURSDAY...EAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. A CHANCE OF SHOWERS. WAVES CALM TO 2 FEET.
.FRIDAY...NORTH WINDS 5 TO 15 KNOTS BECOMING NORTHEAST 10 TO
20 KNOTS. A CHANCE OF SHOWERS. WAVES CALM TO 2 FEET.

$$

LSZ263-264-181545-
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-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
341 AM EDT MON AUG 18 2014

.TODAY...SOUTHEAST WINDS 5 TO 15 KNOTS BACKING EAST BY MID
AFTERNOON. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS. WAVES
1 TO 3 FEET SUBSIDING TO CALM TO 2 FEET.
.TONIGHT...EAST WINDS 5 TO 15 KNOTS. SCATTERED SHOWERS. WAVES
BUILDING TO 1 TO 3 FEET.
.TUESDAY...NORTHEAST WINDS 10 TO 20 KNOTS. A CHANCE OF SHOWERS.
WAVES BUILDING TO 2 TO 4 FEET.
.TUESDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS. A CHANCE OF
SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET.
.WEDNESDAY...NORTHEAST WINDS 5 TO 15 KNOTS. WAVES SUBSIDING TO
CALM TO 2 FEET.
.WEDNESDAY NIGHT...EAST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.THURSDAY...EAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS. A CHANCE OF SHOWERS. WAVES CALM TO 2 FEET.
.FRIDAY...EAST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ265-181545-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
341 AM EDT MON AUG 18 2014

.EARLY THIS MORNING...SOUTHEAST WINDS 10 TO 20 KNOTS. ISOLATED
SHOWERS. WAVES CALM TO 2 FEET.
.TODAY AND TONIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS. SCATTERED
SHOWERS. WAVES CALM TO 2 FEET.
.TUESDAY...EAST WINDS 10 TO 20 KNOTS BECOMING NORTHEAST 5 TO
15 KNOTS BY MID AFTERNOON. SHOWERS LIKELY THROUGH EARLY
AFTERNOON...THEN A CHANCE OF SHOWERS BY MID AFTERNOON. WAVES
BUILDING TO 1 TO 3 FEET.
.TUESDAY NIGHT...EAST WINDS 5 TO 15 KNOTS BECOMING NORTHEAST
10 TO 20 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS. WAVES 1 TO
3 FEET.
.WEDNESDAY...NORTHEAST WINDS 5 TO 15 KNOTS. WAVES SUBSIDING TO
CALM TO 2 FEET.
.WEDNESDAY NIGHT...EAST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.THURSDAY...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST. WAVES
CALM TO 2 FEET.
.FRIDAY...EAST WINDS 5 TO 15 KNOTS BECOMING SOUTHEAST 10 TO
20 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ266-267-181545-
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-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
341 AM EDT MON AUG 18 2014

.EARLY THIS MORNING...SOUTHEAST WINDS 5 TO 15 KNOTS. WAVES CALM
TO 2 FEET.
.TODAY...SOUTHEAST WINDS 10 TO 20 KNOTS. SCATTERED SHOWERS. WAVES
CALM TO 2 FEET.
.TONIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS. SCATTERED SHOWERS.
WAVES BUILDING TO 2 TO 4 FEET.
.TUESDAY...EAST WINDS 10 TO 20 KNOTS. SHOWERS LIKELY THROUGH
EARLY AFTERNOON...THEN A CHANCE OF SHOWERS BY MID AFTERNOON.
WAVES SUBSIDING TO 1 TO 3 FEET.
.TUESDAY NIGHT...EAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS. WAVES 1 TO 3 FEET.
.WEDNESDAY...NORTHEAST WINDS 5 TO 15 KNOTS. A CHANCE OF SHOWERS
THROUGH EARLY AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET.
.WEDNESDAY NIGHT...EAST WINDS 5 TO 15 KNOTS. WAVES CALM TO
2 FEET.
.THURSDAY...EAST WINDS 5 TO 15 KNOTS VEERING SOUTHEAST. WAVES
CALM TO 2 FEET.
.FRIDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. WAVES CALM TO 2 FEET.

$$

LSZ261-181545-
MAFOR 1809/
SUPERIOR WEST 11220 11320 11210 11200 12210 12110. SCATTERED RAIN
SHOWERS. ISOLATED THUNDERSTORMS THIS AFTERNOON AND IN THE EVENING.
SCATTERED RAIN SHOWERS TONIGHT. WAVES 1 TO 4 FEET.

SUPERIOR NORTH CENTRAL 16310. ISOLATED RAIN SHOWERS TODAY AND SCATTERED
RAIN SHOWERS TONIGHT. WAVES 1 TO 3 FEET.

SUPERIOR SOUTH CENTRAL 16310. SCATTERED RAIN SHOWERS. WAVES 2 FEET
OR LESS.

SUPERIOR EAST 11300 14310 13320. ISOLATED RAIN SHOWERS THIS
AFTERNOON AND SCATTERED RAIN SHOWERS TONIGHT. WAVES 1 FOOT OR LESS
TODAY AND 1 TO 3 FEET TONIGHT.

$$

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