Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 300955 AAA
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN...UPDATED
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
455 AM CDT FRI SEP 30 2016

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...A 29.9 INCH LOW IS OVER THE SOUTHEAST U.S. WHILE A
30.5 INCH HIGH IS CENTERED OVER QUEBEC AND EXTENDS THROUGH ONTARIO
AND SOUTHWEST INTO THE PLAINS. A SMALL 30.0 INCH LOW OVER THE OHIO
RIVER VALLEY WILL SLOWLY MOVE NORTH REACHING THE LOWER MICHIGAN
PENINSULA SUNDAY. THE LOW WILL THEN SLOWLY MOVE EAST EARLY NEXT
WEEK ALLOWING A 30.1 INCH HIGH TO MOVE OVER THE LAKE. THE HIGH
WILL SHIFT TO NEW ENGLAND MID WEEK WHILE LOW PRESSURE DEEPENS TO
29.3 ACROSS THE NORTHERN PLAINS.

LMZ261-362-364-366-563-565-567-868-301515-
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-
455 AM CDT FRI SEP 30 2016

SHEBOYGAN WI TO PENTWATER MI NORTH...

.TODAY...NORTHEAST WINDS 15 TO 25 KT. SCATTERED SHOWERS. WAVES
4 TO 6 FT OCCASIONALLY TO 8 FT.
.TONIGHT...EAST WINDS 10 TO 20 KT BECOMING NORTHEAST. SCATTERED
SHOWERS. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING TO 3 TO
5 FT OCCASIONALLY TO 7 FT.
.SATURDAY...NORTHEAST WINDS 15 TO 25 KT DIMINISHING TO 10 TO
20 KT. SCATTERED SHOWERS. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.SATURDAY NIGHT...NORTHEAST WINDS 10 TO 20 KT DIMINISHING TO
10 TO 15 KT. CHANCE OF SHOWERS. WAVES 2 TO 4 FT.
.SUNDAY...NORTH WINDS 10 TO 15 KT. CHANCE OF SHOWERS IN THE
MORNING. WAVES 1 TO 3 FT.
.SUNDAY NIGHT...NORTH WINDS 10 TO 15 KT DIMINISHING TO 5 TO
10 KT. WAVES 1 TO 3 FT.
.MONDAY...NORTH WINDS 5 TO 10 KT BECOMING NORTHEAST. WAVES 1 TO
2 FT.
.TUESDAY...SOUTH WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-301515-
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-
455 AM CDT FRI SEP 30 2016

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.TODAY...NORTHEAST WINDS TO 30 KT BECOMING 15 TO 25 KT LATE.
NUMEROUS SHOWERS. WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT.
.TONIGHT...NORTHEAST WINDS 15 TO 25 KT. NUMEROUS SHOWERS. WAVES
5 TO 8 FT OCCASIONALLY TO 10 FT SUBSIDING TO 4 TO 6 FT
OCCASIONALLY TO 8 FT.
.SATURDAY...EAST WINDS 15 TO 25 KT BECOMING NORTHEAST 10 TO
15 KT. NUMEROUS SHOWERS IN THE MORNING...THEN NUMEROUS SHOWERS
WITH A CHANCE OF THUNDERSTORMS IN THE AFTERNOON. CHANCE OF
WATERSPOUTS THROUGH THE DAY. WAVES 2 TO 4 FT.
.SATURDAY NIGHT...NORTHEAST WINDS 10 TO 15 KT BECOMING NORTH.
CHANCE OF SHOWERS. WAVES 1 TO 3 FT.
.SUNDAY...NORTH WINDS 10 TO 20 KT. CHANCE OF SHOWERS IN THE
MORNING. WAVES 1 TO 3 FT.
.SUNDAY NIGHT...NORTH WINDS 10 TO 20 KT DIMINISHING TO 10 TO
15 KT. WAVES 1 TO 3 FT.
.MONDAY...NORTH WINDS 10 TO 15 KT DIMINISHING TO 5 TO 10 KT.
WAVES 1 TO 2 FT.
.TUESDAY...SOUTHEAST WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.

$$
LMZ761-301515-
MAFOR 3009/
MICHIGAN NORTH 14130 11130 13220. SCATTERED SHOWERS EARLY THIS
MORNING AND TONIGHT. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT
BUILDING TO 4 TO 6 FT OCCASIONALLY TO 8 FT TODAY. WAVES 4 TO 6 FT
OCCASIONALLY TO 8 FT SUBSIDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT
TONIGHT.

MICHIGAN SOUTH 11140 12130 14136 11136. SCATTERED SHOWERS EARLY
THIS MORNING. WAVES 6 TO 9 FT OCCASIONALLY TO 11 FT TODAY. WAVES
5 TO 8 FT OCCASIONALLY TO 10 FT SUBSIDING TO 3 TO 5 FT
OCCASIONALLY TO 7 FT TONIGHT.

$$

KMD

EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT
WEATHER.GOV/LOT/GLFTABLE (ALL LOWER CASE)

GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT
WEATHER.GOV/GREATLAKES (ALL LOWER CASE)


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