Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 010152
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
852 PM CDT TUE JUN 30 2015

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...WEAK LOW PRESSURE OF 29.8 INCHES WAS OVER THE EASTERN
LAKES THIS EVENING...WITH A COLD FRONT TRAILING SOUTHWEST ACROSS
INDIANA AND SOUTHERN ILLINOIS. THIS LOW WILL LIFT NORTHEAST
TOWARD QUEBEC OVERNIGHT...DEEPENING SLIGHTLY TO 29.7 INCHES BY
MIDDAY WEDNESDAY. HIGH PRESSURE OF 30.0 INCHES OVER WESTERN
ONTARIO AND THE UPPER MIDWEST WILL SPREAD SLOWLY SOUTHEAST OVER
THE WESTERN LAKES THROUGH THURSDAY...DRIFTING EAST ACROSS NEW
ENGLAND FRIDAY WHILE WEAKER RIDGING OF 30.0 INCHES LINGERS ACROSS
THE SOUTHERN GREAT LAKES.

LMZ261-362-364-366-563-565-567-868-010930-
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-
852 PM CDT TUE JUN 30 2015

SHEBOYGAN WI TO PENTWATER MI NORTH

.REST OF TONIGHT...NORTH WINDS 15 TO 25 KT DIMINISHING TO 10 TO
20 KT. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.WEDNESDAY...NORTH WINDS 10 TO 20 KT DIMINISHING TO 10 TO 15 KT.
WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT.
.WEDNESDAY NIGHT...NORTH WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.
.THURSDAY...NORTH WINDS 10 TO 15 KT BECOMING VARIABLE IN THE
AFTERNOON. WAVES 1 TO 3 FT.
.THURSDAY NIGHT...VARIABLE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
.FRIDAY...SOUTHWEST WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
.FRIDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
.SATURDAY...SOUTHWEST WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
.SUNDAY...SOUTH WINDS 5 TO 10 KT INCREASING TO 10 TO 15 KT. WAVES
1 TO 2 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-010930-
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-
852 PM CDT TUE JUN 30 2015

SHEBOYGAN WI TO PENTWATER MI SOUTH

.REST OF TONIGHT...NORTH WINDS 15 TO 25 KT DIMINISHING TO 10 TO
20 KT LATE. PATCHY FOG FAR SOUTH EARLY. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT.
.WEDNESDAY...NORTH WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.WEDNESDAY NIGHT...NORTH WINDS 10 TO 20 KT BECOMING NORTHEAST.
WAVES 2 TO 4 FT.
.THURSDAY...NORTHEAST WINDS 10 TO 15 KT BECOMING NORTH 10 TO
20 KT. WAVES 2 TO 4 FT.
.THURSDAY NIGHT...NORTHEAST WINDS 10 TO 20 KT BECOMING EAST 10 TO
15 KT. WAVES 1 TO 3 FT.
.FRIDAY...SOUTHEAST WINDS 5 TO 10 KT BECOMING EAST. WAVES 1 TO 2
FT.
.FRIDAY NIGHT...VARIABLE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
.SATURDAY...VARIABLE WINDS 5 TO 10 KT BECOMING EAST IN THE
AFTERNOON. WAVES 1 FT OR LESS.
.SUNDAY...SOUTHEAST WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.

$$
LMZ761-010930-
MAFOR 0103/
MICHIGAN NORTH 11820 15820 11810. WAVES 3 TO 5 FEET OCCASIONALLY
TO 7 FEET OVERNIGHT. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FT
WEDNESDAY AFTERNOON AND WEDNESDAY EVENING.

MICHIGAN SOUTH 11823 15820 11820. PATCHY FOG FAR SOUTH EARLY
TONIGHT. WAVES 3 TO 5 FEET OCCASIONALLY TO 7 FEET OVERNIGHT.
WAVES 2 TO 4 FEET WEDNESDAY AND WEDNESDAY EVENING.

$$

RATZER


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