Great Lakes Forecast
Issued by NWS

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283
FZUS63 KMQT 230245
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
945 PM EST SUN JAN 22 2017

.SYNOPSIS...EXPECT A LOW PRESSURE TROUGH AVERAGING 29.7 INCHES TO
LINGER OVER THE NORTHWEST GREAT LAKES INTO TUESDAY. ANOTHER 29.3
INCH LOW PRESSURE DEVELOPING OVER THE CENTRAL PLAINS ON TUESDAY
WILL REACH LOWER MICHIGAN ON WEDNESDAY. AS THIS LOW SHIFTS INTO
THE CANADIAN MARITIMES ON THURSDAY...A LOW PRESSURE TROUGH
AVERAGING 29.8 INCHES WILL LINGER OVER THE UPPER GREAT LAKES.
MEANWHILE...A 30.3 INCH HIGH PRESSURE RIDGE BUILDS INTO THE
WESTERN PLAINS. THE TROUGH WEAKENS TO 29.9 INCHES OVER THE UPPER
GREAT LAKES ON FRIDAY.

LSZ162-231045-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
945 PM EST SUN JAN 22 2017 /845 PM CST SUN JAN 22 2017/

.REST OF TONIGHT...WEST WINDS 5 TO 15 KNOTS. PATCHY FOG. WAVES
CALM TO 2 FEET.
.MONDAY...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.TUESDAY...WEST WINDS 5 TO 15 KNOTS VEERING NORTH IN THE
AFTERNOON. A SLIGHT CHANCE OF SNOW IN THE AFTERNOON. WAVES CALM
TO 2 FEET.
.TUESDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS BACKING NORTH
AFTER MIDNIGHT. A CHANCE OF SNOW. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTH WINDS 15 TO 25 KNOTS BACKING NORTHWEST IN THE
AFTERNOON. A CHANCE OF SNOW. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF
SNOW SHOWERS. WAVES BUILDING TO 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES 1 TO 3 FEET.
.FRIDAY...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES 1 TO 3 FEET.

$$

LSZ263-231045-
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-
945 PM EST SUN JAN 22 2017

.REST OF TONIGHT...NORTHWEST WINDS 5 TO 15 KNOTS BACKING WEST
AFTER MIDNIGHT. PATCHY FOG. PATCHY DRIZZLE. WAVES CALM TO 2 FEET.
.MONDAY...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...WEST WINDS 5 TO 15 KNOTS. WAVES CALM TO 2 FEET.
.TUESDAY...WEST WINDS 5 TO 15 KNOTS VEERING NORTH IN THE
AFTERNOON. WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...NORTHEAST WINDS 10 TO 20 KNOTS BACKING NORTH
AFTER MIDNIGHT. A CHANCE OF SNOW. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTH WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW. WAVES
BUILDING TO 1 TO 3 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS BECOMING NORTHWEST
15 TO 25 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES
BUILDING TO 2 TO 4 FEET.
.THURSDAY...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES 2 TO 4 FEET.
.FRIDAY...NORTHWEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES 2 TO 4 FEET.

$$

LSZ264-231045-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
945 PM EST SUN JAN 22 2017

.REST OF TONIGHT...VARIABLE WINDS LESS THAN 10 KNOTS BECOMING
WEST 5 TO 15 KNOTS AFTER MIDNIGHT. AREAS OF FOG. AREAS OF DRIZZLE.
WAVES CALM TO 2 FEET.
.MONDAY...WEST WINDS 5 TO 15 KNOTS BACKING SOUTHWEST IN THE
AFTERNOON. PATCHY FOG IN THE MORNING. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING WEST AFTER
MIDNIGHT. A SLIGHT CHANCE OF DRIZZLE IN THE EVENING. WAVES CALM
TO 2 FEET.
.TUESDAY...NORTHWEST WINDS 5 TO 15 KNOTS VEERING NORTH IN THE
AFTERNOON. A SLIGHT CHANCE OF SNOW IN THE AFTERNOON. WAVES CALM
TO 2 FEET.
.TUESDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW.
WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTH WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW. WAVES
BUILDING TO 1 TO 3 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES BUILDING TO 3 TO 5 FEET.
.THURSDAY...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS...THEN SNOW SHOWERS LIKELY. WAVES SUBSIDING TO 2 TO
4 FEET...THEN BUILDING TO 3 TO 5 FEET.
.FRIDAY...NORTHWEST WINDS 20 TO 30 KNOTS. SNOW SHOWERS LIKELY.
WAVES SUBSIDING TO 2 TO 4 FEET.

$$

LSZ265-231045-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
945 PM EST SUN JAN 22 2017

.REST OF TONIGHT...SOUTHWEST WINDS 5 TO 15 KNOTS VEERING WEST
AFTER MIDNIGHT. AREAS OF FOG. PATCHY DRIZZLE. WAVES CALM TO
2 FEET.
.MONDAY...WEST WINDS 5 TO 15 KNOTS. PATCHY FOG IN THE MORNING. A
SLIGHT CHANCE OF DRIZZLE IN THE AFTERNOON. WAVES CALM TO 2 FEET.
.MONDAY NIGHT...WEST WINDS 5 TO 15 KNOTS. A SLIGHT CHANCE OF
DRIZZLE. WAVES CALM TO 2 FEET.
.TUESDAY...NORTHWEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS IN THE AFTERNOON. WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW IN
THE EVENING...THEN SNOW LIKELY AFTER MIDNIGHT. WAVES CALM TO
2 FEET.
.WEDNESDAY...NORTH WINDS 10 TO 20 KNOTS INCREASING TO 15 TO
25 KNOTS IN THE AFTERNOON. SNOW. WAVES BUILDING TO 1 TO 3 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF
SNOW SHOWERS. WAVES BUILDING TO 2 TO 4 FEET.
.THURSDAY...NORTHWEST WINDS 15 TO 25 KNOTS. SNOW SHOWERS LIKELY.
WAVES BUILDING TO 3 TO 5 FEET.
.FRIDAY...NORTHWEST WINDS 20 TO 30 KNOTS. SNOW SHOWERS LIKELY.
WAVES 3 TO 5 FEET.

$$

LSZ266-231045-
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-
945 PM EST SUN JAN 22 2017

.REST OF TONIGHT...SOUTH WINDS 5 TO 15 KNOTS. AREAS OF FOG.
PATCHY DRIZZLE. WAVES CALM TO 2 FEET.
.MONDAY...SOUTH WINDS 5 TO 15 KNOTS BACKING SOUTHEAST IN THE
AFTERNOON. PATCHY FOG IN THE MORNING. A CHANCE OF DRIZZLE. WAVES
CALM TO 2 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 5 TO 15 KNOTS VEERING NORTHWEST
AFTER MIDNIGHT. RAIN SHOWERS LIKELY IN THE EVENING. A CHANCE OF
DRIZZLE AND SNOW SHOWERS. A CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. WAVES CALM TO 2 FEET.
.TUESDAY...NORTHWEST WINDS 5 TO 15 KNOTS INCREASING TO 10 TO
20 KNOTS IN THE AFTERNOON. A SLIGHT CHANCE OF DRIZZLE IN THE
MORNING. A SLIGHT CHANCE OF SNOW. WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...EAST WINDS 10 TO 20 KNOTS BACKING NORTHEAST
AFTER MIDNIGHT. A CHANCE OF SNOW. WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTHEAST WINDS 10 TO 20 KNOTS BECOMING NORTH 15 TO
25 KNOTS IN THE AFTERNOON. SNOW LIKELY. WAVES BUILDING TO 1 TO
3 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO
15 TO 25 KNOTS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS. WAVES
BUILDING TO 3 TO 5 FEET.
.THURSDAY...NORTHWEST WINDS 20 TO 30 KNOTS. SNOW SHOWERS LIKELY.
WAVES 3 TO 6 FEET.
.FRIDAY...NORTHWEST WINDS 20 TO 30 KNOTS. SNOW SHOWERS. WAVES
3 TO 6 FEET.

$$

LSZ267-231045-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
945 PM EST SUN JAN 22 2017

.REST OF TONIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS. AREAS OF FOG.
AREAS OF DRIZZLE. WAVES CALM TO 2 FEET.
.MONDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. PATCHY FOG IN THE
MORNING. DRIZZLE LIKELY. RAIN SHOWERS LIKELY IN THE AFTERNOON.
WAVES CALM TO 2 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KNOTS DIMINISHING TO
5 TO 15 KNOTS AFTER MIDNIGHT. RAIN SHOWERS LIKELY...POSSIBLY
MIXED WITH SNOW SHOWERS AND SLEET. WAVES CALM TO 2 FEET.
.TUESDAY...SOUTHEAST WINDS 10 TO 20 KNOTS. A CHANCE OF DRIZZLE IN
THE MORNING. A CHANCE OF SNOW. WAVES CALM TO 2 FEET.
.TUESDAY NIGHT...EAST WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW.
WAVES CALM TO 2 FEET.
.WEDNESDAY...NORTHEAST WINDS 10 TO 20 KNOTS BACKING NORTH IN THE
AFTERNOON. SNOW LIKELY. WAVES CALM TO 2 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES BUILDING TO 3 TO 5 FEET.
.THURSDAY...NORTHWEST WINDS 20 TO 30 KNOTS. SNOW SHOWERS LIKELY.
WAVES 3 TO 6 FEET.
.FRIDAY...NORTHWEST WINDS 20 TO 30 KNOTS BECOMING NORTH 15 TO
25 KNOTS. SNOW SHOWERS. WAVES 3 TO 6 FEET.

$$
LSZ261-231045-
MAFOR 2304/
SUPERIOR WEST 15600 11600 11500. PATCHY FOG THROUGH MONDAY
MORNING. WAVES 1 FOOT OR LESS.

SUPERIOR NORTH CENTRAL 11505 12503 14500 11500. AREAS OF FOG AND
DRIZZLE TONIGHT. WAVES 1 FOOT OR LESS.

SUPERIOR SOUTH CENTRAL 11505 11503 11603 13600 11700 11600.
AREAS OF FOG AND DRIZZLE TONIGHT. PATCHY FOG MONDAY. WAVES 1 FOOT
OR LESS.

SUPERIOR EAST 13315 12310 11315 11316 11306. AREAS OF DRIZZLE
THROUGH MONDAY. PATCHY FOG. CHANCE OF SNOW SHOWERS MONDAY
EVENING. WAVES 1 FOOT OR LESS.

$$

KLUBER



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