Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 300748
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
248 AM CDT SAT JUL 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...PERSISTENT WEAK AND BROAD LOW PRESSURE OF 29.9 INCHES
OVER THE SOUTHERN LAKES REGION WILL FINALLY SLOWLY MOVE EAST THIS
AFTERNOON INTO TONIGHT. HIGH PRESSURE OF 30.1 INCHES STATIONARY
OVER THE NORTHERN LAKES TODAY WILL SPREAD ACROSS LAKE MICHIGAN
SUNDAY AND EARLY MONDAY BEFORE SHIFTING EASTWARD. A LARGE TROUGH
OF LOW PRESSURE AROUND 29.6 INCHES WILL SLOWLY MOVE EAST ACROSS
THE PLAINS DURING THE FIRST HALF OF NEXT WEEK REACHING THE
NORTHERN LAKES SOMETIME MID TO LATE WEEK.


LMZ261-362-364-366-563-565-567-868-301530-
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-
248 AM CDT SAT JUL 30 2016

SHEBOYGAN WI TO PENTWATER MI NORTH...

.TODAY...EAST WINDS 10 TO 20 KT BECOMING NORTHEAST 15 TO 20 KT
BY LATE MORNING. A FEW AFTERNOON GUSTS TO 25 KT. WAVES 2 TO 4 FT.
.TONIGHT...NORTHEAST WINDS 15 TO 20 KT BECOMING EAST 10 TO 15 KT
BY LATE EVENING. WAVES SUBSIDING TO 1 TO 3 FT AFTER MIDNIGHT.
.SUNDAY...EAST WINDS 10 TO 15 KT BECOMING NORTHEAST BY EARLY
AFTERNOON. WAVES 1 TO 3 FT.
.SUNDAY NIGHT...NORTHEAST WINDS 10 TO 15 KT BECOMING EAST. WAVES
1 TO 2 FT.
.MONDAY...SOUTHEAST WINDS 5 TO 10 KT BECOMING VARIABLE. WAVES 1
FT OR LESS.
.MONDAY NIGHT...EAST WINDS 5 TO 10 KT BECOMING SOUTHEAST. WAVES
1 FT OR LESS.
.TUESDAY...SOUTH WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
.WEDNESDAY...SOUTH WINDS 10 TO 15 KT BECOMING SOUTHWEST. WAVES
1 TO 3 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-301530-
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-
248 AM CDT SAT JUL 30 2016

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.TODAY...EAST WINDS 15 TO 25 KT BECOMING NORTHEAST 10 TO 20 KT BY
LATE MORNING. SCATTERED SHOWERS AND THUNDERSTORMS. WAVES 3 TO 5
FT OCCASIONALLY TO 7 FT.
.TONIGHT...NORTHEAST WINDS 10 TO 20 KT DIMINISHING TO 10 TO
15 KT LATE. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING.
WAVES SUBSIDING TO 2 TO 4 FT AFTER MIDNIGHT.
.SUNDAY...NORTHEAST WINDS 10 TO 15 KT BECOMING NORTH 10 TO 20 KT
EARLY IN THE AFTERNOON. WAVES 2 TO 4 FT.
.SUNDAY NIGHT...NORTHEAST WINDS 10 TO 15 KT BECOMING EAST. WAVES
1 TO 3 FT.
.MONDAY...EAST WINDS 5 TO 10 KT BECOMING NORTH. WAVES 1 TO 2 FT.
.MONDAY NIGHT...NORTHEAST WINDS 10 TO 15 KT BECOMING SOUTHEAST.
WAVES 1 TO 2 FT.
.TUESDAY...SOUTHEAST WINDS 10 TO 15 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 2 FT.
.WEDNESDAY...SOUTH WINDS 10 TO 15 KT BECOMING SOUTHEAST. WAVES
1 TO 2 FT.

$$

LMZ761-301530-
MAFOR 3009/
MICHIGAN NORTH 12220 11120 12120 19130 11120 12210. WAVES 2 TO 4
FT TODAY AND THIS EVENING...SUBSIDING TO 1 TO 3 FT AFTER
MIDNIGHT.

MICHIGAN SOUTH 12230 15120. SCATTERED SHOWERS AND THUNDERSTORMS
TODAY THEN A CHANCE THIS EVENING. WAVES 3 TO 5 FT OCCASIONALLY TO
7 FT TODAY AND THIS EVENING...SUBSIDING TO 2 TO 4 FT AFTER
MIDNIGHT.

$$

MTF


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