Great Lakes Forecast
Issued by NWS

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000
FZUS63 KLOT 160841
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
241 AM CST MON JAN 16 2017

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...HIGH PRESSURE OF 30.4 INCHES IS CENTERED OVER NEW
ENGLAND EARLY THIS MORNING AND WILL SHIFT EAST INTO THE ATLANTIC
TODAY. LOW PRESSURE OF 29.8 INCHES IS OVER OKLAHOMA EARLY THIS
MORNING AND WILL LIFT TO LAKE MICHIGAN BY LATE TONIGHT THEN FILL
AS SHIFTS INTO THE EASTERN GREAT LAKES TUESDAY NIGHT. A 30.2
INCH HIGH WILL BUILD ACROSS THE LOWER AND MID MISSISSIPPI VALLEY
TUESDAY NIGHT AND WILL SHIFT TO THE MID ATLANTIC COAST THURSDAY. A
BROAD TROUGH AVERAGING 29.8 INCHES WILL DEVELOP OVER THE CENTRAL
AND NORTHERN PLAINS WEDNESDAY THROUGH FRIDAY.

LMZ261-362-364-366-563-565-567-868-161615-
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-
241 AM CST MON JAN 16 2017

SHEBOYGAN WI TO PENTWATER MI NORTH...

.TODAY...SOUTHWEST WINDS 15 TO 25 KT DIMINISHING TO 10 TO 15 KT BY
LATE THIS AFTERNOON. SLIGHT CHANCE OF LIGHT FREEZING RAIN THIS
MORNING...THEN CHANCE OF RAIN AND LIGHT FREEZING RAIN THIS
AFTERNOON. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT SUBSIDING TO 2 TO
4 FT.
.TONIGHT...SOUTH WINDS AROUND 10 KT BECOMING EAST 10 TO 20 KT.
AREAS OF FOG. RAIN WITH POSSIBLE SNOW AND FREEZING RAIN. WAVES 2
TO 4 FT.
.TUESDAY...NORTHEAST WINDS 10 TO 20 KT DIMINISHING TO 10 TO
15 KT. RAIN...SNOW AND LIGHT FREEZING RAIN LIKELY IN THE
MORNING...THEN CHANCE OF SNOW AND LIGHT FREEZING RAIN IN THE
AFTERNOON. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.TUESDAY NIGHT...NORTH WINDS 10 TO 15 KT BECOMING WEST. WAVES
1 TO 3 FT.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KT INCREASING TO 15 TO
25 KT. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT BUILDING TO 4 TO 6 FT
OCCASIONALLY TO 8 FT.
.WEDNESDAY NIGHT...SOUTHWEST WINDS 15 TO 25 KT DIMINISHING TO
10 TO 20 KT. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING TO
2 TO 4 FT.
.THURSDAY...SOUTHWEST WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.
.FRIDAY...SOUTHEAST WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-161615-
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-
241 AM CST MON JAN 16 2017

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.TODAY...SOUTH WINDS 5 TO 10 KT BECOMING SOUTHEAST 10 TO 15 KT
LATE THIS MORNING...THEN BECOMING EAST 10 TO 20 KT LATE THIS
AFTERNOON. CHANCE OF RAIN AND LIGHT FREEZING RAIN THIS
MORNING...THEN RAIN WITH A CHANCE OF LIGHT FREEZING RAIN THIS
AFTERNOON. AREAS OF FOG THIS AFTERNOON. WAVES 1 TO 3 FT.
.TONIGHT...EAST WINDS 15 TO 25 KT BECOMING SOUTHEAST 15 TO 25 KT.
AREAS OF FOG. RAIN. WAVES 2 TO 4 FT BUILDING TO 3 TO 5 FT
OCCASIONALLY TO 7 FT.
.TUESDAY...EAST WINDS 10 TO 20 KT BACKING TO NORTHWEST. AREAS OF
FOG IN THE MORNING. RAIN LIKELY IN THE MORNING. WAVES 2 TO 4 FT.
.TUESDAY NIGHT...NORTHWEST WINDS 10 TO 20 KT BECOMING WEST. WAVES
2 TO 4 FT.
.WEDNESDAY...WEST WINDS 10 TO 20 KT BECOMING SOUTHWEST. WAVES
2 TO 4 FT.
.WEDNESDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.THURSDAY...SOUTHWEST WINDS 10 TO 20 KT DIMINISHING TO 10 TO
15 KT. WAVES 2 TO 4 FT.
.FRIDAY...EAST WINDS 10 TO 15 KT. CHANCE OF RAIN. WAVES 1 TO
2 FT.

$$

LMZ761-161615-
MAFOR 1610/
MICHIGAN NORTH 12530 12520 11510 11406 11316 11226. CHANCE OF
RAIN AND LIGHT FREEZING RAIN THIS AFTERNOON. CHANCE OF SNOW AND
FREEZING RAIN TONIGHT. AREAS OF FOG TONIGHT. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT SUBSIDING TO 2 TO 4 FT TODAY. WAVES 2 TO 4 FT
TONIGHT.

MICHIGAN SOUTH 12400 12316 11226 13236. CHANCE OF RAIN AND LIGHT
FREEZING RAIN THIS MORNING. CHANCE OF LIGHT FREEZING RAIN THIS
AFTERNOON. AREAS OF FOG TONIGHT. WAVES 1 TO 3 FT TODAY. WAVES 2
TO 4 FT BUILDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT TONIGHT.

$$

BMD

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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