Great Lakes Forecast
Issued by NWS

Home | Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
FZUS63 KMQT 091455
GLFLS

OPEN LAKE FORECAST FOR LAKE SUPERIOR
NATIONAL WEATHER SERVICE MARQUETTE MI
955 AM EST TUE FEB 9 2016

.SYNOPSIS...A 29.5 INCH LOW PRESSURE SYSTEM CENTERED OVER FAR
SOUTHEAST ONTARIO WILL MOVE INTO THE NORTHEAST STATES BY WEDNESDAY
MORNING WHILE A 30.4 INCH HIGH PRESSURE RIDGE BUILDS FROM CENTRAL
CANADA INTO THE UPPER MISSISSIPPI RIVER VALLEY. EXPECT THIS RIDGE TO
MOVE INTO THE OHIO RIVER VALLEY ON THURSDAY AND INTO THE SOUTHEAST
STATES ON FRIDAY. A LOW PRESSURE TROUGH AVERAGING 30.2 INCHES WILL
CROSS THE UPPER GREAT LAKES ON THURSDAY NIGHT AHEAD OF ANOTHER 30.8
INCH HIGH PRESSURE BUILDING OVER SOUTH CENTRAL CANADA. LOOK FOR THIS
HIGH TO MOVE OVER MINNESOTA ON SATURDAY WHILE A WEAK LOW PRESSURE
TROUGH LINGERS OVER LAKE SUPERIOR.

LSZ162-092300-
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND
PORTAGE MN BEYOND 5NM-
955 AM EST TUE FEB 9 2016 /855 AM CST TUE FEB 9 2016/

...HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH WEDNESDAY
AFTERNOON...

.REST OF TODAY...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY
LATE IN THE MORNING. A SLIGHT CHANCE OF SNOW SHOWERS. WAVES 3 TO
6 FEET BUILDING TO 4 TO 7 FEET...THEN SUBSIDING TO 3 TO 6 FEET.
.TONIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO 15 TO
25 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY. A SLIGHT CHANCE OF
SNOW SHOWERS. WAVES 3 TO 6 FEET.
.WEDNESDAY...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS IN THE AFTERNOON. A SLIGHT CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 1 TO 3 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS DIMINISHING TO 5 TO
15 KNOTS AFTER MIDNIGHT. A SLIGHT CHANCE OF SNOW SHOWERS. WAVES
1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 15 KNOTS BECOMING WEST 10 TO
20 KNOTS IN THE AFTERNOON. WAVES SUBSIDING TO CALM TO 2 FEET...
THEN BUILDING TO 1 TO 3 FEET.
.THURSDAY NIGHT...WEST WINDS 15 TO 25 KNOTS BECOMING NORTHWEST
10 TO 20 KNOTS AFTER MIDNIGHT. WAVES BUILDING TO 2 TO 4 FEET...
THEN SUBSIDING TO 1 TO 3 FEET.
.FRIDAY...NORTHWEST WINDS 15 TO 25 KNOTS VEERING NORTH. WAVES
BUILDING TO 2 TO 4 FEET...THEN SUBSIDING TO 1 TO 3 FEET.
.SATURDAY...NORTH WINDS 10 TO 20 KNOTS BECOMING SOUTHWEST 5 TO
15 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET.

NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.

$$

LSZ263-092300-
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-
955 AM EST TUE FEB 9 2016

...HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH WEDNESDAY
AFTERNOON...

.REST OF TODAY...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY. A
CHANCE OF SNOW SHOWERS. WAVES 4 TO 8 FEET...THEN BUILDING TO 5 TO 8
FEET.
.TONIGHT...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY. A
CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 6 TO 9 FEET...THEN
SUBSIDING TO 4 TO 7 FEET.
.WEDNESDAY...NORTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS IN THE AFTERNOON. HEAVY FREEZING SPRAY IN THE MORNING. A
CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 2 TO 4 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 10 TO 20 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES 2 TO 4 FEET.
.THURSDAY...NORTHWEST WINDS 10 TO 20 KNOTS BECOMING WEST 15 TO
25 KNOTS IN THE AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 1 TO 3 FEET...THEN BUILDING TO 2 TO 4 FEET.
.THURSDAY NIGHT...NORTHWEST 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...THEN SUBSIDING TO 2 TO 4 FEET.
.FRIDAY...NORTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 3 TO
5 FEET...THEN SUBSIDING TO 2 TO 4 FEET.
.SATURDAY...NORTH WINDS 10 TO 20 KNOTS BECOMING SOUTHWEST 5 TO
15 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET.

NOTE...WAVE HEIGHT FORECASTS ARE FOR ICE FREE AREAS.

$$

LSZ264-092300-
LAKE SUPERIOR FROM UPPER ENTRANCE TO PORTAGE CANAL TO MANITOU
ISLAND MI 5NM OFF SHORE TO THE US/CANADIAN BORDER-
955 AM EST TUE FEB 9 2016

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...
...HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH WEDNESDAY
AFTERNOON...

.REST OF TODAY...NORTH GALES TO 40 KNOTS. HEAVY FREEZING SPRAY.
SNOW SHOWERS. WAVES 6 TO 9 FEET.
.TONIGHT...NORTH GALES TO 35 KNOTS. HEAVY FREEZING SPRAY. SNOW
SHOWERS LIKELY. WAVES BUILDING TO 7 TO 10 FEET...THEN SUBSIDING TO 5
TO 8 FEET.
.WEDNESDAY...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY. A
CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 3 TO 5 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO
15 TO 25 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY IN THE
EVENING. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 3 TO
6 FEET...THEN SUBSIDING TO 2 TO 4 FEET.
.THURSDAY...NORTHWEST WINDS 15 TO 25 KNOTS. A CHANCE OF SNOW
SHOWERS. WAVES BUILDING TO 3 TO 5 FEET.
.THURSDAY NIGHT...NORTHWEST GALES TO 35 KNOTS DIMINISHING TO
20 TO 30 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY IN THE
EVENING. A CHANCE OF SNOW SHOWERS. WAVES BUILDING TO 3 TO 6 FEET.
.FRIDAY...NORTH WINDS 20 TO 30 KNOTS. A CHANCE OF SNOW SHOWERS.
HEAVY FREEZING SPRAY. WAVES BUILDING TO 4 TO 7 FEET...THEN
SUBSIDING TO 3 TO 5 FEET.
.SATURDAY...NORTH WINDS 15 TO 25 KNOTS BECOMING WEST 10 TO
20 KNOTS. WAVES SUBSIDING TO CALM TO 2 FEET.

$$

LSZ265-092300-
LAKE SUPERIOR WEST OF LINE FROM MANITOU ISLAND TO MARQUETTE MI
BEYOND 5NM FROM SHORE-
955 AM EST TUE FEB 9 2016

...HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH WEDNESDAY
AFTERNOON...

.REST OF TODAY...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY.
SNOW SHOWERS. WAVES 6 TO 9 FEET BUILDING TO 7 TO 10 FEET.
.TONIGHT...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY. SNOW
SHOWERS. WAVES SUBSIDING TO 6 TO 9 FEET.
.WEDNESDAY...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY.
SNOW SHOWERS. WAVES SUBSIDING TO 3 TO 6 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO
15 TO 25 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY IN THE
EVENING. SNOW SHOWERS. WAVES SUBSIDING TO 3 TO 5 FEET.
.THURSDAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST 20 TO
30 KNOTS IN THE AFTERNOON. SNOW SHOWERS LIKELY. WAVES SUBSIDING
TO 2 TO 4 FEET...THEN BUILDING TO 3 TO 5 FEET.
.THURSDAY NIGHT...WEST WINDS 20 TO 30 KNOTS VEERING NORTHWEST
AFTER MIDNIGHT. SNOW SHOWERS LIKELY. WAVES 3 TO 5 FEET.
.FRIDAY...NORTHWEST WINDS 20 TO 30 KNOTS VEERING NORTH. SNOW
SHOWERS LIKELY...THEN A CHANCE OF SNOW SHOWERS. HEAVY FREEZING
SPRAY. WAVES BUILDING TO 4 TO 7 FEET...THEN SUBSIDING TO 3 TO
6 FEET.
.SATURDAY...NORTH WINDS 20 TO 30 KNOTS BECOMING WEST 10 TO
20 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO CALM TO
2 FEET.

$$

LSZ266-092300-
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-
955 AM EST TUE FEB 9 2016

...HEAVY FREEZING SPRAY WARNING IN EFFECT THROUGH WEDNESDAY
AFTERNOON...

.REST OF TODAY...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY.
SNOW SHOWERS. WAVES 6 TO 9 FEET BUILDING TO 7 TO 10 FEET.
.TONIGHT...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY. SNOW
SHOWERS. WAVES BUILDING TO 8 TO 11 FEET...THEN SUBSIDING TO 6 TO 9
FEET.
.WEDNESDAY...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY. SNOW
SHOWERS. WAVES SUBSIDING TO 4 TO 7 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING
SPRAY. SNOW SHOWERS. WAVES SUBSIDING TO 3 TO 5 FEET.
.THURSDAY...NORTHWEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS IN THE AFTERNOON. SNOW SHOWERS LIKELY. HEAVY FREEZING
SPRAY IN THE AFTERNOON. WAVES BUILDING TO 3 TO 6 FEET.
.THURSDAY NIGHT...NORTHWEST GALES TO 35 KNOTS DIMINISHING TO
20 TO 30 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY. SNOW SHOWERS
LIKELY. WAVES BUILDING TO 4 TO 8 FEET.
.FRIDAY...NORTH WINDS 20 TO 30 KNOTS INCREASING TO GALES TO
35 KNOTS. HEAVY FREEZING SPRAY. SNOW SHOWERS LIKELY. A CHANCE OF
SNOW SHOWERS. WAVES BUILDING TO 5 TO 8 FEET.
.SATURDAY...NORTH WINDS 20 TO 30 KNOTS BECOMING NORTHWEST 10 TO
20 KNOTS. HEAVY FREEZING SPRAY. A CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 1 TO 3 FEET.

$$

LSZ267-092300-
LAKE SUPERIOR FROM GRAND MARAIS MI TO WHITEFISH POINT MI 5NM OFF
SHORE TO THE US/CANADIAN BORDER-
955 AM EST TUE FEB 9 2016

.REST OF TODAY...NORTH WINDS 15 TO 25 KNOTS INCREASING TO 20 TO
30 KNOTS IN THE AFTERNOON. FREEZING SPRAY. SNOW SHOWERS. WAVES
4 TO 7 FEET.
.TONIGHT...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY. SNOW
SHOWERS. WAVES BUILDING TO 5 TO 8 FEET.
.WEDNESDAY...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY.
SNOW SHOWERS LIKELY. WAVES SUBSIDING TO 3 TO 6 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 20 TO 30 KNOTS DIMINISHING TO
15 TO 25 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY IN THE
EVENING. SNOW SHOWERS LIKELY. WAVES SUBSIDING TO 3 TO 5 FEET.
.THURSDAY...NORTH WINDS 10 TO 20 KNOTS BECOMING NORTHWEST 15 TO
25 KNOTS IN THE AFTERNOON. SNOW SHOWERS. WAVES SUBSIDING TO 2 TO
4 FEET...THEN BUILDING TO 3 TO 6 FEET.
.THURSDAY NIGHT...NORTHWEST GALES TO 35 KNOTS DIMINISHING TO
20 TO 30 KNOTS AFTER MIDNIGHT. FREEZING SPRAY. SNOW SHOWERS
LIKELY. WAVES BUILDING TO 4 TO 8 FEET.
.FRIDAY...NORTH WINDS 20 TO 30 KNOTS. HEAVY FREEZING SPRAY. SNOW
SHOWERS LIKELY. A CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 3 TO
6 FEET...THEN BUILDING TO 4 TO 7 FEET.
.SATURDAY...NORTH WINDS 15 TO 25 KNOTS DIMINISHING TO 10 TO
20 KNOTS. HEAVY FREEZING SPRAY. WAVES SUBSIDING TO CALM TO
2 FEET.

$$
LSZ261-092300-
MAFOR 0916/
SUPERIOR WEST...HEAVY FREEZING SPRAY WARNING IN EFFECT...11842
11832 13842 13832. HEAVY FREEZING SPRAY. CHANCE OF SNOW SHOWERS
THIS AFTERNOON AND TONIGHT. WAVES 3 TO 7 FEET.

SUPERIOR NORTH CENTRAL...GALE WARNING IN EFFECT...14857 11857
12847 11842. HEAVY FREEZING SPRAY THIS AFTERNOON AND TONIGHT.
HEAVY FREEZING SPRAY. CHANCE OF SNOW SHOWERS WEDNESDAY MORNING.
WAVES 6 TO 10 FEET THIS AFTERNOON AND TONIGHT. WAVES 5 TO 8 FEET
WEDNESDAY MORNING.

SUPERIOR SOUTH CENTRAL...HEAVY FREEZING SPRAY WARNING IN EFFECT...
12847 12847 14847. HEAVY FREEZING SPRAY. WAVES 7 TO 10 FEET.

SUPERIOR EAST...HEAVY FREEZING SPRAY WARNING IN EFFECT...16847.
FREEZING SPRAY THIS AFTERNOON. FREEZING SPRAY THROUGH EARLY
EVENING...THEN HEAVY FREEZING SPRAY FROM LATE EVENING ON TONIGHT.
HEAVY FREEZING SPRAY WEDNESDAY MORNING. WAVES 6 TO 9 FEET.

$$

TITUS



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.