Great Lakes Forecast
Issued by NWS

Home | Current Version | Previous Version | Graphics & Text | 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

983
FZUS63 KLOT 050150
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
850 PM CDT WED MAY 4 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 BROAD 29.7 INCH LOW OVER THE OHIO VALLEY AND MID-
ATLANTIC REGIONS WILL CONSOLIDATE INTO A 29.6 LOW OFF THE EASTERN
U.S. BY DAYBREAK THURSDAY. MEANWHILE...A 30.1 INCH HIGH OVER THE
PLAINS WILL SHIFT OVER THE WESTERN GREAT LAKES THURSDAY EVENING.
A 29.5 INCH LOW OVER NORTHERN ALBERTA WILL WEAKEN AS IT MOVES
OVER WESTERN ONTARIO FRIDAY MORNING...AND THEN STRENGTHEN TO 29.4
INCHES AS IT MOVES OVER NORTHWEST QUEBEC SATURDAY MORNING. AN
ASSOCIATED COLD FRONT WILL SINK SOUTH DOWN THE LAKE FRIDAY NIGHT
INTO SATURDAY MORNING. HIGH PRESSURE OF 30.0 INCHES WILL THEN
BUILD OVER THE LAKE SUNDAY.

LMZ261-362-364-366-563-565-050915-
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-
850 PM CDT WED MAY 4 2016

TWO RIVERS WI TO MANISTEE MI NORTH

.REST OF TONIGHT...NORTH WINDS TO 30 KT EASING TO 10 TO 20 KT LATE.
WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT SUBSIDING TO 3 TO 5 FT
OCCASIONALLY TO 7 FT.
.THURSDAY...NORTH WINDS 10 TO 20 KT BECOMING VARIABLE AROUND 10 KT
BY MID AFTERNOON. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT.
.THURSDAY NIGHT...SOUTH WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
.FRIDAY...SOUTH WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.FRIDAY NIGHT...SOUTH WINDS 10 TO 20 KT BECOMING WEST LATE.
CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT. WAVES 2 TO 4 FT.
.SATURDAY...NORTH WINDS 15 TO 25 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. WAVES 3 TO 5 FT OCCASIONALLY TO 7
FT.
.SATURDAY NIGHT...NORTHWEST WINDS 10 TO 15 KT BECOMING WEST.
WAVES 1 TO 3 FT SUBSIDING TO 1 TO 2 FT.
.SUNDAY...WEST WINDS 10 TO 15 KT BECOMING NORTH. WAVES 1 TO 2 FT.
.MONDAY...EAST WINDS 5 TO 10 KT BECOMING SOUTHEAST. WAVES 1 FT OR
LESS.

$$

LMZ080-567-669-671-673-675-777-779-868-870-872-874-876-878-050915-
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-
850 PM CDT WED MAY 4 2016

TWO RIVERS WI TO MANISTEE MI SOUTH

...GALE WARNING IN EFFECT UNTIL 4 AM CDT THURSDAY...

.REST OF TONIGHT...NORTH GALES TO 35 KT DIMINISHING TO 30 KT LATE.
SCATTERED SHOWERS. WAVES 8 TO 11 FT OCCASIONALLY TO 14 FT
SUBSIDING TO 6 TO 9 FT OCCASIONALLY TO 11 FT.
.THURSDAY...NORTH WINDS 15 TO 25 KT DIMINISHING TO 10 TO 20 KT IN
THE EARLY AFTERNOON. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT
SUBSIDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT.
.THURSDAY NIGHT...NORTHWEST WINDS 10 TO 15 KT BACKING TO
SOUTHWEST LATE. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 2 FT.
.FRIDAY...SOUTHWEST WINDS 10 TO 15 KT BECOMING SOUTH 10 TO 20 KT.
WAVES 1 TO 3 FT.
.FRIDAY NIGHT...SOUTH WINDS 10 TO 20 KT BECOMING SOUTHWEST.
CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT. WAVES 2 TO 4 FT.
.SATURDAY...NORTHWEST WINDS TO 30 KT BECOMING NORTH. CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE MORNING. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT BUILDING TO 4 TO 6 FT OCCASIONALLY TO 8 FT.
.SATURDAY NIGHT...NORTH WINDS 15 TO 25 KT BECOMING WEST 10 TO
15 KT LATE. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING TO 2
TO 4 FT.
.SUNDAY...WEST WINDS 10 TO 15 KT BECOMING NORTHWEST. WAVES 1 TO
2 FT.
.MONDAY...EAST WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.

$$
LMZ761-050915-
MAFOR 0503/
MICHIGAN NORTH...11840 11830 12820 11710 12900 11410. WAVES 5 TO
8 FT OCCASIONALLY TO 10 FT SUBSIDING TO 3 TO 5 FT OCCASIONALLY TO
7 FT TONIGHT. WAVES 2 TO 4 FT THURSDAY MORNING SUBSIDING TO 1 TO
3 FT THURSDAY AFTERNOON.

MICHIGAN SOUTH...GALE WARNING IN EFFECT...12850 11840 12830 12820
11710. SCATTERED SHOWERS TONIGHT. WAVES 8 TO 11 FT OCCASIONALLY
TO 14 FT SUBSIDING TO 6 TO 9 FT OCCASIONALLY TO 11 FT TONIGHT.
WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT THURSDAY MORNING SUBSIDING
TO 3 TO 5 FT OCCASIONALLY TO 7 FT LATE IN THE DAY...FURTHER
SUBSIDING TO 2 TO 4 FT THURSDAY EVENING.

$$

MTF



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