Great Lakes Forecast
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
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

680
FZUS63 KLOT 160845
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
245 AM CST THU FEB 16 2017

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN.

WAVES ARE PROVIDED AS A RANGE OF SIGNIFICANT WAVE HEIGHTS, WHICH
IS THE AVERAGE OF THE HIGHEST 1/3 OF THE WAVE, ALONG WITH THE
AVERAGE HEIGHT OF THE HIGHEST 10% OF THE WAVES WHICH WILL
OCCASIONALLY BE ENCOUNTERED.

.SYNOPSIS...A RIDGE OF HIGH PRESSURE AVERAGING 30.1 INCHES
STRETCHES FROM WESTERN LAKE SUPERIOR TO THE LOWER MISSISSIPPI
VALLEY EARLY THIS MORNING AND WILL SHIFT TO THE EASTERN GREAT
LAKES FRIDAY. LOW PRESSURE OF 29.2 INCHES WILL MOVE ACROSS
SASKATCHEWAN AND MANITOBA FRIDAY TO JAMES BAY SATURDAY EVENING.
ANOTHER RIDGE AVERAGING 30.0 INCHES WILL BUILD ACROSS THE NORTHERN
PLAINS SATURDAY AND MOVE EAST TO THE EASTERN GREAT LAKES AND
UPPER OHIO VALLEY LATE SUNDAY. A 29.5 INCH LOW WILL LIFT FROM THE
CENTRAL PLAINS EARLY MONDAY TO THE NORTHERN REGION OF ONTARIO
TUESDAY.

LMZ261-362-364-366-563-565-161615-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
245 AM CST THU FEB 16 2017

TWO RIVERS WI TO MANISTEE MI NORTH...

.TODAY...NORTHWEST WINDS 10 TO 20 KT BECOMING VARIABLE 5 TO 10 KT
LATE THIS MORNING...THEN BECOMING SOUTH 10 TO 15 KT THIS AFTERNOON.
WAVES 2 TO 4 FT.
.TONIGHT...SOUTHEAST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.FRIDAY...SOUTH WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.FRIDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.SATURDAY...WEST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.SATURDAY NIGHT...WEST WINDS 10 TO 20 KT DIMINISHING TO 10 TO
15 KT. WAVES 1 TO 3 FT.
.SUNDAY...WEST WINDS 10 TO 15 KT DIMINISHING TO 5 TO 10 KT. WAVES
1 FT OR LESS.
.MONDAY...EAST WINDS 10 TO 20 KT BECOMING SOUTHEAST 15 TO 25 KT.
WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT.

$$

LMZ080-567-669-671-673-675-777-779-868-870-872-874-876-878-161615-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
245 AM CST THU FEB 16 2017

TWO RIVERS WI TO MANISTEE MI SOUTH...

.TODAY...NORTHWEST WINDS 10 TO 20 KT BECOMING VARIABLE 5 TO 10 KT
THIS MORNING...THEN SOUTHEAST 10 TO 15 KT THIS AFTERNOON. WAVES 2
TO 4 FT.
.TONIGHT...SOUTHEAST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.FRIDAY...SOUTHEAST WINDS 10 TO 20 KT BECOMING SOUTH. WAVES 2 TO
4 FT.
.FRIDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.SATURDAY...WEST WINDS 10 TO 20 KT DIMINISHING TO 10 TO 15 KT.
WAVES 1 TO 3 FT.
.SATURDAY NIGHT...NORTHWEST WINDS 10 TO 20 KT DIMINISHING TO
10 TO 15 KT. WAVES 1 TO 3 FT.
.SUNDAY...WEST WINDS 5 TO 10 KT BACKING TO SOUTH. WAVES 1 FT OR
LESS.
.MONDAY...SOUTHEAST WINDS 10 TO 20 KT INCREASING TO 15 TO 25 KT.
WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT.

$$

LMZ761-161615-
MAFOR 1610/
MICHIGAN NORTH 11720 11810 11900 11400 11410 13320. WAVES 2 TO 4
FT.

MICHIGAN SOUTH 11720 11810 11900 12310 13320. WAVES 2 TO 4 FT.


$$

BMD

EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT
WEATHER.GOV/LOT/GLFTABLE

GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES



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