Great Lakes Forecast
Issued by NWS

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000
FZUS63 KMQT 202057
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
357 PM EST FRI JAN 20 2017

.SYNOPSIS...A 29.8 INCH RIDGE WILL EXTEND NORTHWESTWARD TO
GEORGIAN BAY AND SOUTHERN ONTARIO THIS EVENING. THE RIDGE WILL
DRIFT NORTH ON SATURDAY AS 29.4 INCH LOW PRESSURE MOVES OUT OVER
THE CENTRAL PLAINS. A WEAK TROUGH OF 29.7 INCHES WILL LIFT NORTH
ACROSS THE NORTHERN PLAINS AND WESTERN GREAT LAKES SATURDAY AND
SUNDAY AS A 29.3 INCH LOW DEVELOPS IN THE LEE OF THE ROCKIES AND
TRACKS FROM THE SOUTHERN PLAINS TO THE MID MISSISSIPPI VALLEY. A
TROUGH AVERAGING 29.6 INCHES REMAINS OVER THE UPPER GREAT LAKES
THROUGH SUNDAY. MEANWHILE...A 29.7 INCH TROUGH MOVES OVER THE
NORTHERN GREAT LAKES AND LINGERS INTO TUESDAY. ON TUESDAY
AFTERNOON A 29.3 INCH LOW ORGANIZES IN THE CENTRAL PLAINS AND
TRACKS NORTHEAST...CROSSING THE WESTERN GREAT LAKES ON WEDNESDAY.

LSZ162-210500-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
357 PM EST FRI JAN 20 2017 /257 PM CST FRI JAN 20 2017/

.LATE THIS AFTERNOON...EAST WINDS 5 TO 15 KNOTS. RAIN. WAVES CALM
TO 2 FEET.
.TONIGHT...EAST WINDS 10 TO 15 KNOTS. RAIN LIKELY IN THE
EVENING...THEN A CHANCE OF RAIN. WAVES CALM TO 2 FEET.
.SATURDAY...EAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN IN THE
MORNING...THEN RAIN LIKELY. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY NIGHT...EAST WINDS 10 TO 20 KNOTS BACKING NORTHEAST
AFTER MIDNIGHT. RAIN SHOWERS. WAVES BUILDING TO 2 TO 4 FEET...
THEN SUBSIDING TO 1 TO 3 FEET.
.SUNDAY...NORTHEAST WINDS 5 TO 15 KNOTS. PATCHY FOG. A CHANCE OF
RAIN SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...NORTHEAST WINDS 5 TO 15 KNOTS. AREAS OF FOG.
WAVES CALM TO 2 FEET.
.MONDAY...NORTHEAST WINDS 5 TO 15 KNOTS BACKING NORTHWEST IN THE
AFTERNOON. PATCHY FOG. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 5 TO 15 KNOTS BACKING WEST AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.TUESDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING NORTH 10 TO
20 KNOTS. A CHANCE OF RAIN AND SNOW SHOWERS. WAVES CALM TO
2 FEET.
.WEDNESDAY...NORTH WINDS 15 TO 25 KNOTS BACKING NORTHWEST. A
CHANCE OF RAIN AND SNOW SHOWERS. WAVES BUILDING TO 1 TO 3 FEET.

$$

LSZ263-210500-
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-
357 PM EST FRI JAN 20 2017

.LATE THIS AFTERNOON...EAST WINDS 5 TO 15 KNOTS. RAIN LIKELY.
WAVES CALM TO 2 FEET.
.TONIGHT...EAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO 20 KNOTS
AFTER MIDNIGHT. RAIN LIKELY IN THE EVENING...THEN A CHANCE OF
RAIN. WAVES CALM TO 2 FEET.
.SATURDAY...EAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN. WAVES
BUILDING TO 1 TO 3 FEET.
.SATURDAY NIGHT...EAST WINDS 10 TO 20 KNOTS. RAIN SHOWERS LIKELY.
PATCHY FOG AFTER MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET.
.SUNDAY...EAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS
IN THE AFTERNOON. PATCHY FOG. A CHANCE OF RAIN SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...EAST WINDS 5 TO 15 KNOTS. AREAS OF FOG. WAVES
CALM TO 2 FEET.
.MONDAY...EAST WINDS 5 TO 15 KNOTS. PATCHY FOG. A CHANCE OF RAIN
SHOWERS. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...NORTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN AND SNOW SHOWERS. WAVES
CALM TO 2 FEET.
.TUESDAY...NORTH WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS. A CHANCE OF RAIN AND SNOW SHOWERS. WAVES CALM TO
2 FEET.
.WEDNESDAY...NORTH WINDS 15 TO 25 KNOTS. A CHANCE OF RAIN AND
SNOW SHOWERS. WAVES BUILDING TO 2 TO 4 FEET.

$$

LSZ264-210500-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
357 PM EST FRI JAN 20 2017

.LATE THIS AFTERNOON...EAST WINDS 5 TO 15 KNOTS. A SLIGHT CHANCE
OF RAIN. WAVES CALM TO 2 FEET.
.TONIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. RAIN LIKELY IN THE EVENING...THEN A
CHANCE OF RAIN. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTHEAST WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS IN THE AFTERNOON. A CHANCE OF RAIN. WAVES BUILDING TO
1 TO 3 FEET.
.SATURDAY NIGHT...EAST WINDS 15 TO 25 KNOTS. RAIN SHOWERS LIKELY.
WAVES BUILDING TO 2 TO 4 FEET.
.SUNDAY...EAST WINDS 10 TO 20 KNOTS BECOMING SOUTHEAST 5 TO
15 KNOTS IN THE AFTERNOON. RAIN SHOWERS LIKELY IN THE MORNING...
THEN A CHANCE OF RAIN SHOWERS. WAVES SUBSIDING TO 1 TO 3 FEET.
.SUNDAY NIGHT...EAST WINDS 5 TO 15 KNOTS. A CHANCE OF RAIN
SHOWERS. PATCHY FOG AFTER MIDNIGHT. WAVES SUBSIDING TO CALM TO
2 FEET.
.MONDAY...EAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS
IN THE AFTERNOON. A CHANCE OF RAIN SHOWERS IN THE MORNING...THEN
RAIN SHOWERS LIKELY. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...EAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. RAIN SHOWERS AND SNOW SHOWERS. WAVES
CALM TO 2 FEET.
.TUESDAY...NORTH WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN AND SNOW
SHOWERS. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS. A CHANCE OF SNOW SHOWERS...POSSIBLY MIXED WITH RAIN.
WAVES BUILDING TO 3 TO 5 FEET.

$$

LSZ265-210500-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
357 PM EST FRI JAN 20 2017

.LATE THIS AFTERNOON...SOUTHEAST WINDS 5 TO 15 KNOTS. A CHANCE OF
RAIN. WAVES CALM TO 2 FEET.
.TONIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. RAIN LIKELY IN THE EVENING...THEN A
CHANCE OF RAIN. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTHEAST WINDS 10 TO 20 KNOTS BACKING EAST IN THE
AFTERNOON. A CHANCE OF RAIN. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY NIGHT...EAST WINDS 15 TO 25 KNOTS BECOMING SOUTHEAST
10 TO 20 KNOTS AFTER MIDNIGHT. RAIN SHOWERS LIKELY IN THE
EVENING...THEN A CHANCE OF RAIN SHOWERS. WAVES 1 TO 3 FEET.
.SUNDAY...SOUTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS IN THE AFTERNOON. PATCHY FOG. A CHANCE OF RAIN SHOWERS.
WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...EAST WINDS 5 TO 15 KNOTS. PATCHY FOG. A CHANCE OF
RAIN SHOWERS. WAVES CALM TO 2 FEET.
.MONDAY...EAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO 15 KNOTS
IN THE AFTERNOON. RAIN SHOWERS LIKELY. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...EAST WINDS 10 TO 20 KNOTS. RAIN SHOWERS...
POSSIBLY MIXED WITH SNOW SHOWERS. WAVES CALM TO 2 FEET.
.TUESDAY...WEST WINDS 10 TO 20 KNOTS VEERING NORTHWEST. A CHANCE
OF RAIN AND SNOW SHOWERS. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTH WINDS 15 TO 25 KNOTS BACKING NORTHWEST. A
CHANCE OF RAIN AND SNOW SHOWERS...THEN SNOW SHOWERS LIKELY. WAVES
BUILDING TO 2 TO 4 FEET.

$$

LSZ266-210500-
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-
357 PM EST FRI JAN 20 2017

.LATE THIS AFTERNOON...SOUTHEAST WINDS 5 TO 15 KNOTS. A SLIGHT
CHANCE OF RAIN SOUTH. WAVES CALM TO 2 FEET.
.TONIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS AFTER MIDNIGHT. RAIN LIKELY IN THE EVENING...THEN A
CHANCE OF RAIN. WAVES CALM TO 2 FEET.
.SATURDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN.
WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY NIGHT...EAST WINDS 15 TO 25 KNOTS BECOMING SOUTHEAST
10 TO 20 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN SHOWERS. WAVES
BUILDING TO 2 TO 4 FEET.
.SUNDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN
SHOWERS. WAVES SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...EAST WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS AFTER MIDNIGHT. A CHANCE OF RAIN SHOWERS. WAVES CALM TO
2 FEET.
.MONDAY...EAST WINDS 10 TO 20 KNOTS. RAIN SHOWERS LIKELY. WAVES
CALM TO 2 FEET.
.MONDAY NIGHT...EAST WINDS 10 TO 20 KNOTS VEERING SOUTHEAST AFTER
MIDNIGHT. RAIN SHOWERS...POSSIBLY MIXED WITH SNOW SHOWERS. WAVES
CALM TO 2 FEET.
.TUESDAY...WEST WINDS 10 TO 20 KNOTS VEERING NORTH. A CHANCE OF
RAIN AND SNOW SHOWERS. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS. A CHANCE OF RAIN AND SNOW SHOWERS...THEN SNOW SHOWERS
LIKELY. WAVES BUILDING TO 3 TO 5 FEET.

$$

LSZ267-210500-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
357 PM EST FRI JAN 20 2017

.LATE THIS AFTERNOON...SOUTHEAST WINDS 10 TO 20 KNOTS. A SLIGHT
CHANCE OF RAIN. WAVES CALM TO 2 FEET.
.TONIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN.
WAVES CALM TO 2 FEET.
.SATURDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. A SLIGHT CHANCE OF
RAIN. WAVES BUILDING TO 1 TO 3 FEET.
.SATURDAY NIGHT...SOUTHEAST WINDS 15 TO 25 KNOTS. A CHANCE OF
RAIN SHOWERS. WAVES 1 TO 3 FEET.
.SUNDAY...SOUTHEAST WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS IN THE AFTERNOON. A CHANCE OF RAIN SHOWERS. WAVES
SUBSIDING TO CALM TO 2 FEET.
.SUNDAY NIGHT...EAST WINDS 15 TO 25 KNOTS. RAIN SHOWERS LIKELY IN
THE EVENING...THEN A CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. WAVES
CALM TO 2 FEET.
.MONDAY...EAST WINDS 10 TO 20 KNOTS. A CHANCE OF RAIN SHOWERS.
WAVES CALM TO 2 FEET.
.MONDAY NIGHT...EAST WINDS 10 TO 20 KNOTS VEERING SOUTHEAST AFTER
MIDNIGHT. A CHANCE OF RAIN AND SNOW SHOWERS. WAVES CALM TO
2 FEET.
.TUESDAY...WEST WINDS 10 TO 20 KNOTS BACKING SOUTHWEST. A CHANCE
OF RAIN AND SNOW SHOWERS. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTH WINDS 15 TO 25 KNOTS. RAIN AND SNOW SHOWERS
LIKELY...THEN A CHANCE OF RAIN AND SNOW SHOWERS. WAVES BUILDING
TO 3 TO 5 FEET.

$$

LSZ261-210500-
MAFOR 2022/
SUPERIOR WEST 12206 14210 11210 11220. CHANCE OF RAIN OVERNIGHT
AND SATURDAY. WAVES 3 FEET OR LESS.

SUPERIOR NORTH CENTRAL 12300 11306 11300 13310 11320. CHANCE OF
RAIN THROUGH MID MORNING SATURDAY. WAVES 3 FEET OR LESS.

SUPERIOR SOUTH CENTRAL 11300 12306 11300 14310. CHANCE OF RAIN
THROUGH TONIGHT. WAVES 2 FEET OR LESS.

SUPERIOR EAST 11300 11310 11316 14310 11310. CHANCE OF RAIN
THROUGH MID MORNING SATURDAY. WAVES 2 FEET OR LESS.

$$

KLUBER


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