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
829
FZUS63 KLOT 301444
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
844 AM CST WED NOV 30 2016

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 HEIGHT OF THE HIGHEST 1/3 OF THE WAVES...ALONG
WITH THE AVERAGE HEIGHT OF THE HIGHEST 10 PERCENT OF THE WAVES
WHICH WILL OCCASIONALLY BE ENCOUNTERED.

.SYNOPSIS...A 29.4 INCH LOW OVER EAST CENTRAL MINNESOTA WILL
TRAVEL OVER THE GREAT LAKES TODAY...AND TO QUEBEC BY THURSDAY
MORNING. IT WILL WEAKEN OVER QUEBEC AND MERGE WITH A DEEPER LOW
OVER THE ATLANTIC FRIDAY. A 30.4 INCH HIGH PRESSURE RIDGE WILL
BUILD OVER THE PLAINS THURSDAY AND FRIDAY. THE RIDGE WILL PASS
OVER THE LAKE SATURDAY AND REACH THE ATLANTIC COAST SUNDAY.

LMZ261-362-364-366-563-565-567-868-302230-
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-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
844 AM CST WED NOV 30 2016

SHEBOYGAN WI TO PENTWATER MI NORTH...

.REST OF TODAY...SOUTHEAST WINDS 10 TO 20 KT BECOMING SOUTHWEST.
SLIGHT CHANCE OF SHOWERS THIS AFTERNOON. WAVES 2 TO 4 FT.
.TONIGHT...SOUTHWEST WINDS 10 TO 20 KT BECOMING WEST 15 TO 25 KT.
CHANCE OF SHOWERS. WAVES BUILDING TO 4 TO 6 FT OCCASIONALLY TO 8
FT.
.THURSDAY...WEST WINDS 15 TO 25 KT BECOMING NORTHWEST. CHANCE OF
RAIN OR SNOW SHOWERS IN THE MORNING...THEN CHANCE OF SHOWERS IN
THE AFTERNOON. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.THURSDAY NIGHT...NORTHWEST WINDS 15 TO 25 KT DIMINISHING TO
10 TO 20 KT. CHANCE OF SHOWERS IN THE EVENING...THEN CHANCE OF
RAIN OR SNOW SHOWERS OVERNIGHT. WAVES 3 TO 5 FT OCCASIONALLY TO
7 FT.
.FRIDAY...NORTHWEST WINDS 10 TO 20 KT. CHANCE OF RAIN OR SNOW
SHOWERS IN THE MORNING. WAVES 2 TO 4 FT.
.FRIDAY NIGHT...NORTHWEST WINDS 10 TO 20 KT. WAVES 1 TO 3 FT.
.SATURDAY...NORTHWEST WINDS 10 TO 20 KT BECOMING WEST. CHANCE OF
SNOW OR SHOWERS. WAVES 1 TO 3 FT.
.SUNDAY...SOUTH WINDS 10 TO 20 KT. CHANCE OF RAIN OR SNOW. WAVES
1 TO 2 FT BUILDING TO 1 TO 3 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-302230-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 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 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-
844 AM CST WED NOV 30 2016

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.REST OF TODAY...SOUTHWEST WINDS 10 TO 20 KT BECOMING WEST 20 TO
25 KT LATE THIS AFTERNOON. SLIGHT CHANCE OF SHOWERS THIS
AFTERNOON. WAVES 2 TO 4 FT BUILDING TO 4 TO 6 FT OCCASIONALLY TO 8
FT.
.TONIGHT...WEST WINDS TO 30 KT. RAIN AND SNOW SHOWERS LIKELY.
WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT.
.THURSDAY...WEST WINDS TO 30 KT DIMINISHING TO 15 TO 25 KT.
CHANCE OF RAIN AND SNOW SHOWERS BECOMING RAIN IN THE AFTERNOON.
WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.
.THURSDAY NIGHT...WEST WINDS 15 TO 25 KT BECOMING NORTHWEST 10 TO
20 KT. CHANCE OF SHOWERS IN THE EVENING...THEN CHANCE OF RAIN OR
SNOW SHOWERS OVERNIGHT. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.FRIDAY...NORTHWEST WINDS 10 TO 20 KT. CHANCE OF RAIN OR SNOW
SHOWERS. WAVES 2 TO 4 FT.
.FRIDAY NIGHT...NORTHWEST WINDS 10 TO 20 KT BECOMING WEST. WAVES
2 TO 4 FT.
.SATURDAY...WEST WINDS 10 TO 20 KT. WAVES 1 TO 3 FT.
.SUNDAY...SOUTHWEST WINDS 10 TO 20 KT BECOMING SOUTH. CHANCE OF
SNOW OR RAIN. WAVES 1 TO 3 FT.

$$
LMZ761-302230-
MAFOR 3016/
MICHIGAN NORTH 11320 19420 13520 14630. CHANCE OF RAIN SHOWERS
TONIGHT. CHANCE OF RAIN OR SNOW SHOWERS THURSDAY MORNING. WAVES 2
TO 4 FT TODAY...BUILDING TO 4 TO 6 FT OCCASIONALLY TO 8 FT
TONIGHT...AND THURSDAY MORNING.

MICHIGAN SOUTH 11520 11530 11636 13646 11646 11640. CHANCE OF
SNOW SHOWERS TONIGHT. WAVES 2 TO 4 FT BUILDING TO 4 TO 6 FT
OCCASIONALLY TO 8 FT TODAY. WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT
TONIGHT...AND THURSDAY MORNING.

$$


KJB

EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT
WEATHER.GOV/LOT/GLFTABLE (ALL LOWER CASE)

GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT
WEATHER.GOV/GREATLAKES (ALL LOWER CASE)



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