Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 200251
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
851 PM CST WED NOV 19 2014

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 30.3 INCHES IS OVER THE SOUTH
ATLANTIC COAST WHILE LOW PRESSURE OF 29.5 INCHES OVER EASTERN LAKE
SUPERIOR AND NORTHERN LAKE HURON MOVES EASTWARD. THE HIGH REMAIN
NEARLY STATIONARY WHILE THE LOW MOVES TO THE GULF OF ST. LAWRENCE
FRIDAY. HIGH PRESSURE OF 30.2 INCHES OVER THE NORTHERN AND CENTRAL
PLAINS WILL SLIDE JUST SOUTH OF THE LAKE LATE THURSDAY NIGHT INTO
FRIDAY...AND THEN OFF THE EAST COAST SATURDAY NIGHT. LOW PRESSURE
OF 29.3 INCHES IS EXPECTED TO DEVELOP OVER THE NORTHERN PLAINS
SUNDAY AS A SECOND LOW OF 29.4 INCHES DEVELOPS OVER THE RED RIVER
VALLEY. THESE TWO SYSTEMS ARE EXPECTED TO MERGE OVER THE GREAT
LAKES REGION SUNDAY NIGHT WHILE DEEPENING TO 28.7 INCHES.

LMZ261-362-364-366-563-565-567-868-201100-
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-
851 PM CST WED NOV 19 2014

SHEBOYGAN WI TO PENTWATER MI NORTH

...GALE WARNING IN EFFECT THROUGH THURSDAY MORNING...

.REST OF TONIGHT...WEST GALES TO 35 KT. FREEZING SPRAY LIKELY.
SNOW SHOWERS LIKELY THROUGH EARLY EVENING...THEN SNOW SHOWERS
OVERNIGHT. WAVES 7 TO 10 FT OCCASIONALLY TO 13 FT.
.THURSDAY...WEST GALES TO 35 KT BECOMING NORTHWEST TO 30 KT FROM
LATE MORNING ON. FREEZING SPRAY LIKELY IN THE MORNING. SNOW
SHOWERS. WAVES 6 TO 9 FT OCCASIONALLY TO 11 FT.
.THURSDAY NIGHT...NORTHWEST WINDS TO 30 KT. SNOW SHOWERS. WAVES
4 TO 7 FT OCCASIONALLY TO 9 FT.
.FRIDAY...WEST WINDS 15 TO 25 KT BECOMING SOUTHWEST TO 30 KT.
CHANCE OF SNOW SHOWERS IN THE MORNING. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT.
.FRIDAY NIGHT...SOUTHWEST WINDS TO 30 KT. CHANCE OF LIGHT
FREEZING RAIN AND LIGHT SLEET OVERNIGHT. WAVES 4 TO 7 FT
OCCASIONALLY TO 9 FT BUILDING TO 6 TO 9 FT OCCASIONALLY TO 11 FT
OVERNIGHT.
.SATURDAY...SOUTHWEST WINDS TO 30 KT. CHANCE OF RAIN AND LIGHT
FREEZING RAIN IN THE MORNING...THEN CHANCE OF RAIN IN THE
AFTERNOON. WAVES 6 TO 9 FT OCCASIONALLY TO 11 FT.
.SATURDAY NIGHT...SOUTHWEST WINDS 15 TO 25 KT. CHANCE OF RAIN.
WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT SUBSIDING TO 4 TO 6 FT
OCCASIONALLY TO 8 FT OVERNIGHT.
.SUNDAY...SOUTHEAST WINDS 15 TO 25 KT. RAIN LIKELY. WAVES 4 TO
6 FT OCCASIONALLY TO 8 FT.
.MONDAY...SOUTHWEST WINDS TO 30 KT. CHANCE OF SNOW OR RAIN. WAVES
5 TO 8 FT OCCASIONALLY TO 10 FT.


$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-201100-
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-
851 PM CST WED NOV 19 2014

SHEBOYGAN WI TO PENTWATER MI SOUTH

...GALE WARNING IN EFFECT THROUGH THURSDAY MORNING...

.REST OF TONIGHT...WEST GALES TO 40 KT THIS EVENING EASING TO 35
KT OVERNIGHT. FREEZING SPRAY LIKELY. SNOW SHOWERS. WAVES 8 TO 12
FT OCCASIONALLY TO 15 FT SUBSIDING TO 7 TO 10 FT OCCASIONALLY TO
13 FT OVERNIGHT.
.THURSDAY...WEST GALES TO 35 KT DIMINISHING TO 30 KT LATE IN THE
MORNING. FREEZING SPRAY LIKELY IN THE MORNING. SNOW SHOWERS. WAVES
7 TO 10 FT OCCASIONALLY TO 13 FT.
.THURSDAY NIGHT...NORTHWEST WINDS TO 30 KT DIMINISHING TO 15 TO 25
KT. SNOW SHOWERS. WAVES 6 TO 9 FT OCCASIONALLY TO 11 FT SUBSIDING
TO 5 TO 8 FT OCCASIONALLY TO 10 FT OVERNIGHT.
.FRIDAY...WEST WINDS 15 TO 25 KT BECOMING SOUTHWEST. CHANCE OF
SNOW SHOWERS IN THE MORNING. WAVES 4 TO 6 FT OCCASIONALLY TO
8 FT.
.FRIDAY NIGHT...SOUTH WINDS TO 30 KT. CHANCE OF LIGHT FREEZING
RAIN AND LIGHT SLEET OVERNIGHT. WAVES 4 TO 6 FT OCCASIONALLY TO
8 FT BUILDING TO 5 TO 8 FT OCCASIONALLY TO 10 FT OVERNIGHT.
.SATURDAY...SOUTHWEST WINDS TO 30 KT. CHANCE OF RAIN AND LIGHT
FREEZING RAIN IN THE MORNING...THEN CHANCE OF RAIN IN THE
AFTERNOON. WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT.
.SATURDAY NIGHT...SOUTH WINDS TO 30 KT. AREAS OF FOG. CHANCE OF
RAIN. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.
.SUNDAY...SOUTHEAST WINDS TO 30 KT. RAIN. WAVES 4 TO 6 FT
OCCASIONALLY TO 8 FT.
.MONDAY...SOUTHWEST WINDS TO 30 KT. CHANCE OF SNOW OR RAIN. WAVES
5 TO 8 FT OCCASIONALLY TO 10 FT.

$$
LMZ761-201100-
MAFOR 2004/
MICHIGAN NORTH...GALE WARNING IN EFFECT...14651 14747. FREEZING
SPRAY LIKELY THROUGH THURSDAY MORNING. SNOW SHOWERS. WAVES 7 TO 10
FT OCCASIONALLY TO 13 FT TONIGHT SUBSIDING TO 6 TO 9 FT
OCCASIONALLY TO 11 FT THURSDAY AND TO 4 TO 7 FT OCCASIONALLY TO 9
FT THURSDAY EVENING.

MICHIGAN SOUTH...GALE WARNING IN EFFECT...14651 13647 11741.
FREEZING SPRAY LIKELY THROUGH THURSDAY MORNING. SNOW SHOWERS. WAVES
8 TO 12 FT OCCASIONALLY TO 15 FT SUBSIDING TO 7 TO 10 FT
OCCASIONALLY TO 13 FT OVERNIGHT. WAVES THEN SUBSIDING TO 6 TO 9 FT
OCCASIONALLY TO 11 FT THURSDAY EVENING.

$$

MDB





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