Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 271445
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
845 AM CST FRI FEB 27 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...STRONG HIGH PRESSURE OF 30.7 INCHES OVER THE MID
MISSOURI VALLEY WILL MOVE EAST ACROSS CENTRAL ILLINOIS AND INDIANA
THIS AFTERNOON...MOVING ACROSS OHIO AND INTO PENNSYLVANIA BY
SATURDAY MORNING. MEANWHILE...LOW PRESSURE OF 29.9 INCHES WILL
PASS FAR TO THE NORTH ACROSS HUDSON BAY. LOW PRESSURE OF 30.0
INCHES WILL MOVE FROM THE PLAINS TO THE MID MISSISSIPPI VALLEY ON
SUNDAY...WHILE A COLD FRONTAL TROUGH AVERAGING 30.2 INCHES
APPROACHES FROM THE NORTHWEST. THE FRONT WILL MOVE SOUTHEAST
ACROSS THE LAKE LATE SUNDAY...WITH HIGH PRESSURE OF 30.5 INCHES
BUILDING EAST FROM THE PLAINS EAST ACROSS THE SOUTHERN GREAT LAKES
REGION ON MONDAY. THE HIGH WILL MOVE INTO NEW ENGLAND BY EARLY
TUESDAY...AS LOW PRESSURE OF 29.4 INCHES DEVELOPS OVER THE PLAINS
AND MOVES ACROSS ILLINOIS AND TO THE CENTRAL GREAT LAKES REGION
LATE TUESDAY AND TUESDAY NIGHT.

LMZ261-362-364-563-272245-
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 ROCK ISLAND PASSAGE TO STURGEON BAY WI-
845 AM CST FRI FEB 27 2015

STURGEON BAY WI TO POINT BETSIE MI NORTH

.REST OF TODAY...WEST WINDS 10 TO 15 KT BECOMING SOUTHWEST 10 TO
20 KT THIS AFTERNOON.
.TONIGHT...SOUTHWEST WINDS 15 TO 25 KT.
.SATURDAY...SOUTHWEST WINDS 10 TO 20 KT INCREASING TO 15 TO 25 KT
IN THE AFTERNOON.
.SATURDAY NIGHT...SOUTHWEST WINDS TO 30 KT DIMINISHING TO 15 TO
25 KT OVERNIGHT. SLIGHT CHANCE OF SNOW OVERNIGHT.
.SUNDAY...SOUTHWEST WINDS 15 TO 25 KT. CHANCE OF SNOW.
.SUNDAY NIGHT...WEST WINDS 15 TO 25 KT. CHANCE OF SNOW SHOWERS.
.MONDAY...WEST WINDS 10 TO 20 KT BECOMING SOUTHWEST 10 TO 15 KT
IN THE AFTERNOON.
.TUESDAY...SOUTHEAST WINDS 10 TO 20 KT. SNOW LIKELY.

WAVES OMITTED DUE TO EXTENSIVE ICE COVERAGE.

$$

LMZ080-366-565-567-669-671-673-675-777-779-868-870-872-874-876-
878-272245-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
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 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-
845 AM CST FRI FEB 27 2015

STURGEON BAY WI TO POINT BETSIE MI SOUTH

.REST OF TODAY...WEST WINDS 10 TO 15 KT INCREASING TO 10 TO 20 KT
FROM LATE MORNING ON. SLIGHT CHANCE OF SNOW SHOWERS THROUGH MID
MORNING. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.TONIGHT...WEST WINDS 15 TO 25 KT DIMINISHING TO 10 TO 20 KT
OVERNIGHT. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.SATURDAY...SOUTHWEST WINDS 10 TO 20 KT BECOMING SOUTH 15 TO
25 KT IN THE AFTERNOON. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.SATURDAY NIGHT...SOUTHWEST WINDS 15 TO 25 KT. SLIGHT CHANCE OF
SNOW IN THE EVENING...THEN CHANCE OF SNOW OVERNIGHT. WAVES 4 TO
6 FT OCCASIONALLY TO 8 FT.
.SUNDAY...SOUTHWEST WINDS 10 TO 20 KT. SNOW LIKELY. WAVES 4 TO
6 FT OCCASIONALLY TO 8 FT.
.SUNDAY NIGHT...WEST WINDS 15 TO 25 KT BECOMING NORTHWEST TO
30 KT OVERNIGHT...THEN EASING TO 15 TO 25 KT TOWARD MORNING.
CHANCE OF SNOW SHOWERS. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.
.MONDAY...NORTHWEST WINDS 10 TO 20 KT BECOMING WEST 10 TO 15 KT
IN THE AFTERNOON. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING
TO 2 TO 4 FT IN THE AFTERNOON.
.TUESDAY...SOUTHEAST WINDS 15 TO 25 KT. SNOW...RAIN AND FREEZING
RAIN LIKELY. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.

WAVE FORECAST IS FOR ICE FREE AREAS

$$
LMZ761-272245-
MAFOR 2716/
MICHIGAN NORTH 11610 12520 14530 11520.

MICHIGAN SOUTH 11610 12620 13630 11620 11520. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT THIS AFTERNOON. WAVES 4 TO 6 FT OCCASIONALLY
TO 8 FT TONIGHT AND SATURDAY MORNING.

$$

RODRIGUEZ





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