FZUS63 KLOT 210130
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
830 PM CDT MON MAY 20 2013

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN

.SYNOPSIS...LOW PRESSURE OF 29.4 INCHES OVER THE NORTHERN PLAINS
WILL MOVE VERY LITTLE TONIGHT BEFORE SLOWLY SHIFTING EAST TOWARDS
THE UPPER MIDWEST AND WESTERN GREAT LAKES ON TUESDAY...AND THEN
MOVING ACROSS THE CENTRAL GREAT LAKES WHILE WEAKENING TO 29.6
INCHES TUESDAY NIGHT. NEW LOW PRESSURE OF 29.6 INCHES WILL QUICKLY
DEVELOP EARLY WEDNESDAY ACROSS THE UPPER MISSISSIPPI VALLEY AND
THEN SHIFT NORTHEAST TOWARDS FAR SOUTHEAST ONTARIO WEDNESDAY
NIGHT...AND THEN CONTINUE INTO QUEBEC ON THURSDAY. ON THE BACKSIDE
OF THIS LOW...HIGH PRESSURE OF 30.4 INCHES WILL DROP SOUTH THROUGH
THE PLAINS AND UPPER MIDWEST THURSDAY AND THURSDAY NIGHT...AND
THEN SHIFT EAST ACROSS THE CENTRAL GREAT LAKES ON FRIDAY.

//

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.

LMZ261-362-364-563-210930-
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-
830 PM CDT MON MAY 20 2013

STURGEON BAY WI TO POINT BETSIE MI NORTH

.REST OF TONIGHT...EAST WINDS 15 TO 25 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS OVERNIGHT. WAVES 2 TO 4 FT OCCASIONALLY TO 6 FT.
.TUESDAY...EAST WINDS 15 TO 25 KT BECOMING VARIABLE LESS THAN 10
KT. PATCHY DENSE FOG. SHOWERS AND THUNDERSTORMS LIKELY THROUGH
EARLY AFTERNOON...THEN CHANCE OF SHOWERS AND THUNDERSTORMS LATE.
WAVES 3 TO 5 FT OCCASIONALLY TO 8 FT SUBSIDING TO 1 TO 3 FT LATE.
.TUESDAY NIGHT...NORTH WINDS 5 TO 10 KT BECOMING NORTHEAST 10 TO
15 KT. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 2 FT.
.WEDNESDAY...NORTHEAST WINDS 10 TO 20 KT BECOMING NORTH 15 TO 25
KT. SHOWERS AND THUNDERSTORMS LIKELY IN THE MORNING...THEN SHOWERS
LIKELY IN THE AFTERNOON. WAVES BUILDING TO 2 TO 4 FT OCCASIONALLY
TO 6 FT.
.WEDNESDAY NIGHT...NORTH WINDS 15 TO 25 KT BECOMING NORTHEAST TO
30 KT. SHOWERS LIKELY. WAVES BUILDING TO 4 TO 6 FT OCCASIONALLY TO
9 FT.
.THURSDAY...NORTH WINDS 15 TO 25 KT. CHANCE OF SHOWERS IN THE
MORNING...THEN SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. WAVES
4 TO 6 FT OCCASIONALLY TO 9 FT.
.THURSDAY NIGHT...NORTH WINDS 10 TO 20 KT DIMINISHING TO 10 TO 15
KT. WAVES SUBSIDING TO 2 TO 4 FT OCCASIONALLY TO 6 FT.
.FRIDAY...NORTH WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.
.SATURDAY...NORTHEAST WINDS LESS THAN 10 KT VEERING TO SOUTHEAST.
WAVES NEARLY CALM.

$$

LMZ080-366-565-567-669-671-673-675-777-779-868-870-872-874-876-
878-210930-
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-
830 PM CDT MON MAY 20 2013

STURGEON BAY WI TO POINT BETSIE MI SOUTH

.REST OF TONIGHT...SOUTH WINDS 15 TO 25 KT. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS LATE THIS EVENING. CHANCE OF SHOWERS
AND THUNDERSTORMS OVERNIGHT. WAVES 2 TO 4 FT OCCASIONALLY TO
6 FT.
.TUESDAY...SOUTH WINDS 10 TO 20 KT BECOMING SOUTHWEST. PATCHY
DENSE FOG. SHOWERS AND THUNDERSTORMS LIKELY THROUGH MID
MORNING...THEN CHANCE OF SHOWERS AND THUNDERSTORMS FROM LATE
MORNING ON. WAVES 2 TO 4 FT OCCASIONALLY TO 6 FT.
.TUESDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KT BECOMING VARIABLE
LESS THAN 10 KT. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING...THEN SHOWERS AND THUNDERSTORMS LIKELY OVERNIGHT. WAVES
1 TO 3 FT.
.WEDNESDAY...NORTHEAST WINDS 10 TO 15 KT BECOMING NORTH 10 TO
20 KT. SHOWERS AND THUNDERSTORMS LIKELY. WAVES 1 TO 3 FT.
.WEDNESDAY NIGHT...NORTH WINDS 15 TO 25 KT INCREASING TO 30 KT.
SHOWERS LIKELY. WAVES BUILDING TO 4 TO 6 FT OCCASIONALLY TO 9 FT.
.THURSDAY...NORTH WINDS TO 30 KT. CHANCE OF SHOWERS IN THE
MORNING...THEN SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. WAVES
5 TO 8 FT OCCASIONALLY TO 12 FT.
.THURSDAY NIGHT...NORTH WINDS 15 TO 25 KT DIMINISHING TO 10 TO 20
KT. WAVES 4 TO 7 FT OCCASIONALLY TO 10 FT.
.FRIDAY...NORTH WINDS 10 TO 15 KT. WAVES SUBSIDING TO 2 TO 4 FT
OCCASIONALLY TO 6 FT.
.SATURDAY...EAST WINDS 5 TO 10 KT. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 2 FT.

$$
LMZ761-210930-
MAFOR 2103/
MICHIGAN NORTH 15230 11310 11900. WAVES 2 TO 4 FT OCCASIONALLY TO
6 FT OVERNIGHT. WAVES 3 TO 5 FT OCCASIONALLY TO 8 FT SUBSIDING
TO 1 TO 3 FT TUESDAY AFTERNOON AND EVENING.

MICHIGAN SOUTH 13430 12429 12523 11510. WAVES 2 TO 4 FT OCCASIONALLY
TO 6 FT...SUBSIDING TO 1 TO 3 FT TUESDAY EVENING.

$$

KREIN