Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 172042
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
242 PM CST MON NOV 17 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...BROAD LOW PRESSURE AVERAGING 29.4 INCHES STRETCHES
FROM ONTARIO INTO THE EASTERN GREAT LAKES AND WILL CONSOLIDATE
OVER QUEBEC TONIGHT DEEPENING TO 28.8 INCHES BY TUESDAY AFTERNOON
AS IT MOVES OVER NORTHERN QUEBEC. HIGH PRESSURE OF 30.4 INCHES
STRETCHES FROM THE NORTHERN PLAINS TO THE LOWER MISSISSIPPI
VALLEY. THE HIGH WILL MOVE TO THE SOUTHEAST STATES BY MIDWEEK AS
A TROUGH OF LOW PRESSURE AVERAGING 29.8 INCHES MOVE INTO THE UPPER
MIDWEST...AND ACROSS LAKE MICHIGAN WEDNESDAY AFTERNOON. HIGH
PRESSURE OF 30.2 INCHES WILL BUILD BACK OVER THE NORTHERN PLAINS
THURSDAY THEN OVER THE OHIO VALLEY FRIDAY.

LMZ261-362-364-366-563-565-567-868-180515-
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-
242 PM CST MON NOV 17 2014

SHEBOYGAN WI TO PENTWATER MI NORTH

...GALE WARNING IN EFFECT THROUGH TUESDAY AFTERNOON...

.TONIGHT...WEST GALES TO 35 KT. CHANCE OF WATERSPOUTS. SNOW
SHOWERS WITH A CHANCE OF THUNDERSTORMS. WAVES 6 TO 9 FT
OCCASIONALLY TO 11 FT BUILDING TO 8 TO 12 FT OCCASIONALLY TO 15
FT.
.TUESDAY...WEST GALES TO 35 KT DIMINISHING TO 30 KT IN THE
AFTERNOON. CHANCE OF WATERSPOUTS. SNOW SHOWERS. WAVES 8 TO 12 FT
OCCASIONALLY TO 15 FT.
.TUESDAY NIGHT...SOUTHWEST WINDS 20 TO 25 KT. CHANCE OF SNOW
SHOWERS. WAVES 6 TO 9 FT OCCASIONALLY TO 11 FT.
.WEDNESDAY...SOUTHWEST WINDS 15 TO 25 KT BECOMING WEST TO 30 KT.
SNOW SHOWERS LIKELY. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.
.WEDNESDAY NIGHT...WEST WINDS TO 30 KT INCREASING TO GALES TO
35 KT OVERNIGHT. CHANCE OF SNOW SHOWERS. WAVES 5 TO 8 FT
OCCASIONALLY TO 10 FT BUILDING TO 8 TO 12 FT OCCASIONALLY TO 15
FT.
.THURSDAY...WEST WINDS TO 30 KT. CHANCE OF SNOW SHOWERS. WAVES
8 TO 11 FT OCCASIONALLY TO 14 FT.
.THURSDAY NIGHT...NORTHWEST WINDS 20 TO 25 KT. SLIGHT CHANCE OF
SNOW SHOWERS. WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT.
.FRIDAY...WEST WINDS 15 TO 25 KT BECOMING SOUTHWEST. SLIGHT
CHANCE OF SNOW SHOWERS. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.SATURDAY...SOUTH WINDS TO 30 KT. SLIGHT CHANCE OF RAIN OR SNOW.
WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-180515-
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-
242 PM CST MON NOV 17 2014

SHEBOYGAN WI TO PENTWATER MI SOUTH

...GALE WARNING IN EFFECT THROUGH TUESDAY AFTERNOON...

.TONIGHT...WEST GALES TO 40 KT. CHANCE OF WATERSPOUTS. SNOW
SHOWERS WITH A CHANCE OF THUNDERSTORMS. WAVES 8 TO 11 FT
OCCASIONALLY TO 14 FT BUILDING 10 TO 14 FT OCCASIONALLY TO 18 FT.
.TUESDAY...WEST GALES TO 35 KT DIMINISHING TO 30 KT. CHANCE OF
WATERSPOUTS. SNOW SHOWERS. WAVES 10 TO 14 FT OCCASIONALLY TO 18
FT.
.TUESDAY NIGHT...SOUTHWEST WINDS TO 30 KT. SNOW SHOWERS LIKELY IN
THE EVENING...THEN CHANCE OF SNOW SHOWERS OVERNIGHT. WAVES 7 TO
10 FT OCCASIONALLY TO 13 FT.
.WEDNESDAY...SOUTHWEST WINDS TO 30 KT BECOMING WEST. CHANCE OF
SNOW SHOWERS. WAVES 7 TO 10 FT OCCASIONALLY TO 13 FT.
.WEDNESDAY NIGHT...WEST GALES TO 35 KT DIMINISHING TO 30 KT
OVERNIGHT. CHANCE OF SNOW SHOWERS. WAVES 8 TO 12 FT OCCASIONALLY
TO 15 FT.
.THURSDAY...WEST WINDS TO 30 KT. SLIGHT CHANCE OF SNOW SHOWERS.
WAVES 7 TO 10 FT OCCASIONALLY TO 13 FT.
.THURSDAY NIGHT...NORTHWEST WINDS 15 TO 25 KT. SLIGHT CHANCE OF
SNOW SHOWERS. WAVES 3 TO 6 FT OCCASIONALLY TO 11 FT.
.FRIDAY...NORTHWEST WINDS 10 TO 20 KT BECOMING SOUTHWEST 10 TO 15
KT. SLIGHT CHANCE OF SNOW SHOWERS. WAVES 3 TO 5 FT OCCASIONALLY TO
7 FT.
.SATURDAY...SOUTH WINDS TO 30 KT. SLIGHT CHANCE OF RAIN OR SNOW.
WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.

$$

LMZ761-180515-
MAFOR 1722/
MICHIGAN NORTH...GALE WARNING IN EFFECT...16657. CHANCE OF
WATERSPOUTS. CHANCE OF THUNDERSTORMS TONIGHT. WAVES 6 TO 9 FT
OCCASIONALLY TO 11 FT BUILDING TO 8 TO 12 FT OCCASIONALLY TO 15
FT TONIGHT AND CONTINUING TUESDAY.

MICHIGAN SOUTH...GALE WARNING IN EFFECT...16657. CHANCE OF
WATERSPOUTS. CHANCE OF THUNDERSTORMS TONIGHT. WAVES 8 TO 11 FT
OCCASIONALLY TO 14 FT BUILDING TO 10 TO 14 FT OCCASIONALLY TO 18
FT TONIGHT. WAVES 10 TO 14 FT OCCASIONALLY TO 18 FT TUESDAY.

$$

BMD




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