Great Lakes Forecast
Issued by NWS

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174
FZUS63 KLOT 140247
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
847 PM CST SAT FEB 13 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 OF 30.5 OVER THE GREAT LAKES AND OHIO
VALLEY WILL MOVE EAST AND OFF THE NEW ENGLAND COAST SUNDAY NIGHT.
LOW PRESSURE OF 29.8 INCHES OVER WESTERN SOUTH DAKOTA WILL EAST
INTO IOWA BY SUNDAY MORNING BEFORE DISSIPATING BY SUNDAY
AFTERNOON. MEANWHILE...ANOTHER LOW PRESSURE 29.6 INCHES WILL
DEVELOP OVER ALBERTA MONDAY THEN MOVE QUICKLY SOUTHEAST TO THE
OHIO VALLEY BY TUESDAY AFTERNOON. HIGH PRESSURE OF 30.2 INCHES
WILL BUILD SOUTHEAST INTO THE NORTHERN PLAINS TUESDAY AND INTO
THE GREAT LAKES WEDNESDAY.

LMZ261-362-364-366-563-565-567-868-141030-
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-
847 PM CST SAT FEB 13 2016

SHEBOYGAN WI TO PENTWATER MI NORTH

.REST OF TONIGHT...NORTHWEST WINDS 10 TO 20 KT DIMINISHING TO
AROUND 10 KT AND BACKING TO SOUTHWEST OVERNIGHT. SCATTERED SNOW
SHOWERS. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT.
.SUNDAY...WINDS BECOMING SOUTH 10 TO 20 KT IN THE MORNING...THEN
INCREASING TO 30 KT IN THE AFTERNOON. CHANCE OF SNOW. WAVES
BUILDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT.
.SUNDAY NIGHT...SOUTH WINDS TO 30 KT. SNOW. WAVES 4 TO 7 FT
OCCASIONALLY TO 9 FT.
.MONDAY...SOUTH WINDS 15 TO 25 KT BECOMING SOUTHWEST 10 TO 20 KT.
CHANCE OF SNOW SHOWERS. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT
SUBSIDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT.
.MONDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KT. WAVES 1 TO 3 FT.
.TUESDAY...SOUTHWEST WINDS 10 TO 15 KT BECOMING NORTHWEST 10 TO
20 KT. CHANCE OF SNOW. WAVES 1 TO 2 FT.
.TUESDAY NIGHT...NORTH WINDS 10 TO 20 KT. CHANCE OF SNOW. WAVES
2 TO 4 FT.
.WEDNESDAY...NORTH WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.THURSDAY...SOUTH WINDS 10 TO 20 KT INCREASING TO 15 TO 25 KT.
WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-141030-
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-
847 PM CST SAT FEB 13 2016

SHEBOYGAN WI TO PENTWATER MI SOUTH

.REST OF TONIGHT...VARIABLE WINDS LESS THAN 10 KT BECOMING SOUTH
5 TO 10 KT. SCATTERED SNOW SHOWERS. WAVES 2 TO 4 FT SUBSIDING TO 1
TO 3 FT.
.SUNDAY...SOUTH WINDS INCREASING TO 10 TO 20 KT IN THE
MORNING...THEN BECOMING SOUTHEAST TO 30 KT IN THE AFTERNOON.
SNOW DEVELOPING BY MIDDAY. WAVES BUILDING TO 4 TO 7 FT
OCCASIONALLY TO 9 FT.
.SUNDAY NIGHT...SOUTHEAST WINDS TO 30 KT BECOMING SOUTH 15 TO
25 KT. SNOW. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT SUBSIDING TO
4 TO 6 FT OCCASIONALLY TO 8 FT.
.MONDAY...SOUTHWEST WINDS 10 TO 20 KT. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT SUBSIDING TO 1 TO 3 FT.
.MONDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KT DIMINISHING TO 10 TO
15 KT. WAVES 1 TO 2 FT.
.TUESDAY...SOUTH WINDS 10 TO 15 KT BACKING TO NORTHEAST 10 TO
20 KT. CHANCE OF SNOW. WAVES 1 TO 2 FT.
.TUESDAY NIGHT...NORTH WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.WEDNESDAY...NORTH WINDS 10 TO 20 KT DIMINISHING TO 10 TO 15 KT.
WAVES 2 TO 4 FT.
.THURSDAY...SOUTHEAST WINDS 10 TO 20 KT INCREASING TO 15 TO
25 KT. WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT.

$$
LMZ761-141030-
MAFOR 1404/
MICHIGAN NORTH 10720 11710 11600 11500 11510 11420 11430 12440.
WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT TONIGHT...THEN BUILDING TO
4 TO 7 FT OCCASIONALLY TO 9 FT SUNDAY.

MICHIGAN SOUTH 12900 11400 11410 11420 11437 12348. WAVES 2 TO 4
FT SUBSIDING TO 1 TO 3 FT TONIGHT THEN BUILDING TO 4 TO 7 FT
OCCASIONALLY TO 9 FT SUNDAY.

$$

IZZI



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