Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 262000
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 PM CDT SAT JUL 26 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...ELONGATED LOW PRESSURE AROUND 29.6 INCHES EXTENDS
FROM NEAR LAKE WINNIPEG TO LAKE SUPERIOR THIS AFTERNOON. THIS WILL
SLOWLY MOVE SOUTHEAST WITH A LOW CENTER OF 29.6 INCHES DEVELOPING
OVER THE CENTRAL PART OF THE LAKE EARLY SUNDAY MORNING. THIS LOW
WILL CONTINUE TO SLIGHTLY DEEPEN AS IT MOVES THROUGH THE EASTERN
GREAT LAKES SUNDAY AFTERNOON WHILE DRAGGING A COLD FRONT SOUTH
DOWN THE LENGTH OF THE LAKE. ON MONDAY...HIGH PRESSURE OF 30.3
INCHES WILL SPREAD ACROSS THE NORTHERN PLAINS OVER THE WESTERN
GREAT LAKES MONDAY NIGHT...ALLOWING WINDS AND WAVES TO SUBSIDE.
ANOTHER LOW IS EXPECTED TO DROP THROUGH ONTARIO ON TUESDAY AND
THEN TURN EAST THROUGH QUEBEC ON WEDNESDAY...DRAGGING ANOTHER WEEK
COLD FRONT DOWN THE LAKE. WEAK HIGH PRESSURE SHOULD THEN SPREAD
ACROSS THE LOWER GREAT LAKES REGION LATE THIS WEEK...LEADING TO
ANOTHER PERIOD OF QUIET CONDITIONS ACROSS LAKE MICHIGAN.

LMZ261-362-364-366-563-565-567-868-270345-
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-
300 PM CDT SAT JUL 26 2014

SHEBOYGAN WI TO PENTWATER MI NORTH

.TONIGHT...SOUTHWEST WINDS 10 TO 20 KT BECOMING EAST LESS THAN 10
KT. PATCHY FOG. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS LATE.
WAVES 1 TO 3 FT SUBSIDING TO LESS THAN 1 FT.
.SUNDAY...SOUTHEAST WINDS LESS THAN 10 KT BECOMING EAST LATE IN
THE MORNING...THEN BECOMING NORTH 15 TO 25 KT IN THE AFTERNOON.
SHOWERS AND THUNDERSTORMS LIKELY. WAVES 1 TO 2 FT BUILDING TO
2 TO 4 FT LATE.
.SUNDAY NIGHT...NORTH WINDS TO 30 KT. OCCASIONAL GALE FORCE GUSTS
TO 35 KT POSSIBLE. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT
BUILDING TO 6 TO 9 FT OCCASIONALLY TO 11 FT FROM LATE EVENING ON.
.MONDAY...NORTH GALES TO 30 KT. OCCASIONAL GALE FORCE GUSTS TO 35
KT POSSIBLE IN THE MORNING. WAVES 6 TO 9 FT OCCASIONALLY TO 11 FT
SUBSIDING TO 5 TO 8 FT OCCASIONALLY TO 10 FT.
.MONDAY NIGHT...NORTHWEST WINDS 15 TO 25 KT BECOMING WEST 10 TO
20 KT. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT SUBSIDING TO 2 TO
4 FT OVERNIGHT.
.TUESDAY...WEST WINDS 10 TO 20 KT. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING...THEN CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 3 FT.
.TUESDAY NIGHT...WEST WINDS 10 TO 15 KT. CHANCE OF SHOWERS. WAVES
1 TO 3 FT.
.WEDNESDAY...NORTHWEST WINDS 5 TO 10 KT. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 1 TO 2 FT.
.THURSDAY...NORTHWEST WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-270345-
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-
300 PM CDT SAT JUL 26 2014

SHEBOYGAN WI TO PENTWATER MI SOUTH

.TONIGHT...SOUTH WINDS 10 TO 15 KT BECOMING SOUTHWEST 5 TO 10 KT.
PATCHY FOG. WAVES 1 TO 2 FT SUBSIDING TO LESS THAN 1 FT.
.SUNDAY...SOUTHWEST WINDS 10 TO 15 KT BECOMING WEST WINDS 15 TO
25 KT BY LATE MORNING AND THEN BECOMING NORTHWEST TO 30 KT LATE.
SHOWERS AND THUNDERSTORMS LIKELY. WAVES AROUND 1 FT BUILDING TO 4
TO 6 FT OCCASIONALLY TO 8 FT.
.SUNDAY NIGHT...NORTH WINDS TO 30 KT. OCCASIONAL GALE FORCE GUSTS
TO 35 KT POSSIBLE LATE. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE EVENING...THEN SLIGHT CHANCE OF SHOWERS
OVERNIGHT. WAVES 6 TO 9 FT OCCASIONALLY TO 11 FT BUILDING TO 7 TO
10 FT OCCASIONALLY TO 13 FT LATE.
.MONDAY...NORTH WINDS TO 30 KT. OCCASIONAL GALE FORCE GUSTS
TO 35 KT POSSIBLE IN THE MORNING. WAVES 8 TO 11 FT OCCASIONALLY TO
14 FT.
.MONDAY NIGHT...NORTH WINDS 15 TO 25 KT BECOMING NORTHWEST 10 TO
20 KT. WAVES 7 TO 10 FT OCCASIONALLY TO 13 FT SUBSIDING TO 6 TO
9 FT OCCASIONALLY TO 11 FT FROM LATE EVENING ON.
.TUESDAY...WEST WINDS 10 TO 20 KT. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. WAVES 3 TO 5 FT OCCASIONALLY TO
7 FT.
.TUESDAY NIGHT...WEST WINDS 10 TO 15 KT. SLIGHT CHANCE OF
SHOWERS. WAVES 1 TO 3 FT.
.WEDNESDAY...WEST WINDS 10 TO 15 KT. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FT.
.THURSDAY...WEST WINDS 5 TO 10 KT BECOMING NORTHWEST. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 2 FT.

$$

LMZ761-270345-
MAFOR 2621/
MICHIGAN NORTH 11520 11610 12900 11200 11309 11219 11129. PATCHY
FOG TONIGHT AND EARLY SUNDAY MORNING. WAVES 2 TO 4 FT SUBSIDING TO
1 FOOT OR LESS TONIGHT. WAVES 1 FOOT OR LESS SUNDAY.

MICHIGAN SOUTH 10900 12410 13500 11519 11629 11639. PATCHY FOG
TONIGHT. SHOWERS AND THUNDERSTORMS LIKELY SUNDAY. WAVES 1 TO 2 FT
SUBSIDING TO LESS THAN 1 FT TONIGHT...BUILDING TO 4 TO 6 FT
OCCASIONALLY TO 8 FT SUNDAY AFTERNOON.

$$

KREIN



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