Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 191955
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
255 PM CDT TUE AUG 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...LOW PRESSURE OF 29.6 INCHES CENTERED OVER THE UPPER
PENINSULA OF MICHIGAN...WILL DISSIPATE OVER THE EASTERN LAKES
WEDNESDAY AND WEDNESDAY NIGHT. WEAK HIGH PRESSURE OF 30.1 INCHES
WILL MOVE ACROSS LAKE MICHIGAN THROUGH LATE WEEK WHILE A SERIES OF
LOW PRESSURE SYSTEMS MOVE FROM THE CENTRAL HIGH PLAINS
NORTHEASTWARD TO THE UPPER MISSISSIPPI RIVER VALLEY AND WESTERN
ONTARIO.

LMZ261-362-364-366-563-565-200330-
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-
255 PM CDT TUE AUG 19 2014

TWO RIVERS WI TO MANISTEE MI NORTH

.TONIGHT...SOUTHWEST WINDS 10 TO 15 KT BECOMING NORTHWEST 5 TO 10
KT. CHANCE OF SHOWERS THIS EVENING...THEN SLIGHT CHANCE OF
SHOWERS OVERNIGHT. WAVES 2 TO 4 FT SUBSIDING TO AROUND 1 FT.
.WEDNESDAY...NORTHWEST WINDS 5 TO 10 KT BECOMING VARIABLE. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES AROUND 1 FT.
.WEDNESDAY NIGHT...VARIABLE WINDS 5 TO 10 KT BECOMING NORTHEAST.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT. WAVES 1 TO 2
FT.
.THURSDAY...EAST WINDS 5 TO 10 KT. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 FT OR LESS.
.THURSDAY NIGHT...EAST WINDS AROUND 10 KT BECOMING SOUTHEAST
10 TO 15 KT. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 2
FT.
.FRIDAY AND FRIDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KT. CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES 1 TO 3 FT.
.SATURDAY...SOUTH WINDS AROUND 10 KT BECOMING SOUTHWEST AT NIGHT.
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 2 FT.
.SUNDAY...SOUTHWEST WINDS AROUND 10 KT BECOMING WEST...AND THEN
NORTHWEST AT NIGHT. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES 1 TO 3 FT.

$$

LMZ080-567-669-671-673-675-777-779-868-870-872-874-876-878-200330-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 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-
255 PM CDT TUE AUG 19 2014

TWO RIVERS WI TO MANISTEE MI SOUTH

.TONIGHT...SOUTHWEST WINDS 10 TO 20 KT BECOMING NORTHWEST 5 TO
10 KT. SLIGHT CHANCE OF SHOWERS. WAVES 2 TO 4 FT SUBSIDING TO
AROUND 1 FT TONIGHT.
.WEDNESDAY...NORTHWEST WINDS 5 TO 10 KT BACKING TO SOUTHEAST.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING. WAVES
1 FT OR LESS.
.WEDNESDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KT. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE EVENING...THEN CHANCE OF SHOWERS
AND THUNDERSTORMS OVERNIGHT. WAVES 1 FT OR LESS.
.THURSDAY...SOUTHEAST WINDS 10 TO 15 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 2 FT.
.THURSDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KT BECOMING SOUTH.
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 2 FT.
.FRIDAY...SOUTHWEST WINDS 10 TO 15 KT BECOMING SOUTH. CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES 1 TO 2 FT.
.FRIDAY NIGHT...SOUTH WINDS AROUND 10 KT BECOMING SOUTHWEST 10 TO
15 KT. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES AROUND 1 FT.
.SATURDAY...SOUTHWEST WINDS 10 TO 15 KT. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 1 TO 2 FT.
.SUNDAY...SOUTH WINDS AROUND 10 KT BECOMING SOUTHWEST DURING THE
AFTERNOON AND THEN NORTHWEST 10 TO 15 KT OVERNIGHT. SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 2 FT.

$$

LMZ761-200330-
MAFOR 1921/
MICHIGAN NORTH 11510 11600 14700 12600. SCATTERED SHOWERS AND
THUNDERSTORMS THIS EVENING. WAVES 2 TO 4 FT SUBSIDING TO 1 FOOT OR
LESS TONIGHT. WAVES AROUND 1 FT WEDNESDAY.

MICHIGAN SOUTH 11520 11610 12600 13700 11500. SCATTERED SHOWERS
EARLY. WAVES 2 TO 4 FT SUBSIDING TO 1 FOOT OR LESS TONIGHT. WAVES
1 FOOT OR LESS WEDNESDAY.

$$

RC






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