Great Lakes Forecast
Issued by NWS

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881
FZUS63 KLOT 250153
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
853 PM CDT SUN APR 24 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...HIGH PRESSURE RIDGING AVERAGING 30.2 INCHES FROM
HUDSON BAY TO NEW ENGLAND WILL CONTINUE TO MOVE AWAY FROM THE
WESTERN LAKES OVERNIGHT...WHILE LOW PRESSURE OF 29.4 INCHES OVER
THE CENTRAL PLAINS LIFTS NORTHEAST TO THE WESTERN GREAT LAKES
MONDAY MORNING. THIS LOW WILL THEN WEAKEN AND PASSES OVER SOUTHERN
LAKE MICHIGAN AT 29.6 INCHES MONDAY NIGHT. ANOTHER LOW OF 29.4
INCHES FORMS OVER THE CENTRAL PLAINS TUESDAY NIGHT AND PASSES
SOUTH OF THE LAKE AT AROUND 29.5 INCHES THURSDAY.

LMZ261-362-364-366-563-565-250930-
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-
853 PM CDT SUN APR 24 2016

TWO RIVERS WI TO MANISTEE MI NORTH

...GALE WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY
MORNING...

.REST OF TONIGHT...EAST WINDS 15 TO 25 KT. SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT
BUILDING TO 4 TO 6 FT OCCASIONALLY TO 8 FT.
.MONDAY...EAST WINDS TO 30 KT INCREASING TO GALES TO 35 KT.
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING...THEN
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT.
.MONDAY NIGHT...EAST GALES TO 35 KT BECOMING NORTHEAST. SHOWERS
LIKELY IN THE EVENING...THEN CHANCE OF RAIN AND SNOW SHOWERS
OVERNIGHT. WAVES 6 TO 9 FT OCCASIONALLY TO 11 FT.
.TUESDAY...NORTHEAST WINDS TO 30 KT DIMINISHING TO 15 TO 25 KT.
WAVES 6 TO 9 FT OCCASIONALLY TO 11 FT SUBSIDING TO 4 TO 7 FT
OCCASIONALLY TO 9 FT.
.TUESDAY NIGHT...NORTHEAST WINDS 10 TO 20 KT. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT SUBSIDING TO 2 TO 4 FT.
.WEDNESDAY...NORTHEAST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.WEDNESDAY NIGHT...NORTHEAST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.THURSDAY...NORTHEAST WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.
.FRIDAY...NORTHEAST WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.

$$

LMZ080-567-669-671-673-675-777-779-868-870-872-874-876-878-250930-
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-
853 PM CDT SUN APR 24 2016

TWO RIVERS WI TO MANISTEE MI SOUTH

.REST OF TONIGHT...EAST WINDS 10 TO 20 KT BECOMING SOUTH. A SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT. WAVES 2 TO 4 FT.
.MONDAY...SOUTH WINDS 10 TO 20 KT. CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. WAVES 2 TO 4 FT.
.MONDAY NIGHT...SOUTH WINDS 10 TO 20 KT VEERING TO NORTHWEST
15 TO 25 KT. SHOWERS AND THUNDERSTORMS LIKELY IN THE EVENING...
THEN CHANCE OF SHOWERS OVERNIGHT. WAVES 3 TO 5 FT OCCASIONALLY TO
7 FT BUILDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT.
.TUESDAY...NORTH WINDS 15 TO 25 KT BECOMING NORTHEAST. WAVES 5 TO
8 FT OCCASIONALLY TO 10 FT.
.TUESDAY NIGHT...NORTHEAST WINDS 10 TO 20 KT BECOMING EAST 15 TO
25 KT. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.WEDNESDAY...NORTHEAST WINDS 15 TO 25 KT. CHANCE OF SHOWERS.
WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.WEDNESDAY NIGHT...NORTHEAST WINDS 15 TO 25 KT. SHOWERS LIKELY.
WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.THURSDAY...NORTHEAST WINDS 10 TO 20 KT. CHANCE OF SHOWERS. WAVES
3 TO 5 FT OCCASIONALLY TO 7 FT.
.FRIDAY...NORTHEAST WINDS 10 TO 15 KT BECOMING NORTH. WAVES 1 TO
3 FT.

$$
LMZ761-250930-
MAFOR 2503/
MICHIGAN NORTH 12236 13246 13256. CHANCE OF THUNDERSTORMS MONDAY
AND MONDAY EVENING. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT BUILDING
TO 4 TO 6 FT OCCASIONALLY TO 8 FT OVERNIGHT...AND TO 6 TO 9 FT
OCCASIONALLY TO 11 FT BY MONDAY EVENING.

MICHIGAN SOUTH 11220 11320 14420 12429. CHANCE OF SHOWERS AND
THUNDERSTORMS MONDAY AND MONDAY EVENING. WAVES 2 TO 4 FT
OVERNIGHT AND MONDAY BUILDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT
MONDAY EVENING.

$$



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