Great Lakes Forecast
Issued by NWS

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FZUS63 KLOT 251351
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
851 AM CDT MON APR 25 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 SOUTH DAKOTA WILL WEAKEN TO 29.6
INCHES AS IT PASSES OVER SOUTHERN LAKE MICHIGAN THIS EVENING.
ANOTHER 29.4 INCH LOW FORMS OVER THE CENTRAL PLAINS WEDNESDAY AND
THEN SLIDES OVER CENTRAL ILLINOIS AT 29.7 INCHES THURSDAY. BROAD
HIGH PRESSURE AVERAGING 30.2 INCHES SPREADS OVER THE LAKES FRIDAY
AND SATURDAY WHILE A 29.5 INCH LOW FORMS OVER OKLAHOMA SATURDAY
MORNING.

LMZ261-362-364-366-563-565-252130-
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-
851 AM CDT MON APR 25 2016

TWO RIVERS WI TO MANISTEE MI NORTH

...GALE WARNING IN EFFECT FROM 4 PM CDT THIS AFTERNOON THROUGH
TUESDAY MORNING...

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

$$

LMZ080-567-669-671-673-675-777-779-868-870-872-874-876-878-252130-
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-
851 AM CDT MON APR 25 2016

TWO RIVERS WI TO MANISTEE MI SOUTH

.REST OF TODAY...SOUTHEAST WINDS 10 TO 20 KT BECOMING SOUTH.
SHOWERS AND THUNDERSTORMS LIKELY THIS AFTERNOON. WAVES 2 TO 4 FT.
.TONIGHT...SOUTHWEST WINDS 10 TO 20 KT BECOMING NORTHWEST TO 30
KT LATE. SHOWERS AND THUNDERSTORMS LIKELY IN THE EVENING... THEN
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT. WAVES 3 TO 5
FT OCCASIONALLY TO 7 FT BUILDING TO 4 TO 7 FT OCCASIONALLY TO 9
FT.
.TUESDAY...NORTH WINDS TO 30 KT BECOMING NORTHEAST 15 TO 25 KT.
WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT.
.TUESDAY NIGHT...NORTHEAST WINDS 15 TO 25 KT BECOMING EAST AFTER
MIDNIGHT. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.WEDNESDAY...EAST WINDS 15 TO 25 KT BECOMING NORTHEAST. CHANCE OF
SHOWERS IN THE AFTERNOON. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.WEDNESDAY NIGHT...NORTHEAST WINDS 15 TO 25 KT BECOMING EAST.
SHOWERS LIKELY. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.THURSDAY...NORTHEAST WINDS 15 TO 25 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.

$$
LMZ761-252130-
MAFOR 2515/
MICHIGAN NORTH...GALE WARNING IN EFFECT...
11240 11256 14256 11150 11140. CHANCE OF RAIN SHOWERS LATE THIS
EVENING. CHANCE OF RAIN SHOWERS TUESDAY MORNING. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT BUILDING TO 5 TO 8 FT OCCASIONALLY TO 10 FT.

MICHIGAN SOUTH 11320 11429 12429 11520 11620 11730 11830. WAVES 2
TO 4 FT TODAY. WAVES 2 TO 4 FT BUILDING TO 3 TO 5 FT OCCASIONALLY
TO 7 FT TONIGHT. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT TUESDAY
MORNING.

$$


BEACHLER



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