Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 301352
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
852 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 EXPANSIVE HIGH IS OVER EASTERN CANADA AND BACK INTO THE
PLAINS. A 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.

LMZ261-362-364-366-563-565-567-868-302115-
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-
852 AM CDT FRI SEP 30 2016

SHEBOYGAN WI TO PENTWATER MI NORTH...

.REST OF TODAY...NORTHEAST WINDS 20 TO 25 KT. SCATTERED SHOWERS.
WAVES 4 TO 7 FT OCCASIONALLY TO 9 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.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-302115-
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-
852 AM CDT FRI SEP 30 2016

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.REST OF TODAY...NORTHEAST WINDS TO 30 KT EASING TO 20 TO 25 KT.
SCATTERED SHOWERS THIS MORNING...THEN NUMEROUS SHOWERS THIS
AFTERNOON. WAVES 6 TO 9 FT OCCASIONALLY TO 11 FT.
.TONIGHT...NORTHEAST WINDS 15 TO 25 KT. NUMEROUS SHOWERS. SLIGHT
CHANCE OF WATERSPOUTS OVERNIGHT. 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 IN THE AFTERNOON. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT
SUBSIDING TO 1 TO 3 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.

$$

LMZ761-302115-
MAFOR 3015/
MICHIGAN NORTH 13130 12220 12120 11130. SCATTERED SHOWERS. WAVES
4 TO 7 FT OCCASIONALLY TO 9 FT TODAY AND EARLY THIS EVENING
SUBSIDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT TONIGHT.

MICHIGAN SOUTH 11140 11146 14136 11136 11236. CHANCE OF
WATERSPOUTS OVERNIGHT AND SATURDAY. WAVES 6 TO 9 FT OCCASIONALLY
TO 11 FT SUBSIDING TO 5 TO 8 FT OCCASIONALLY TO 10 FT THIS
EVENING...FURTHER SUBSIDING TO 4 TO 6 FT OCCASIONALLY TO 8 FT
OVERNIGHT.

$$

MTF

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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