747
FZUS63 KMKX 121947
GLFLM
OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
247 PM CDT SUN JUL 12 2020
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 OF THE HIGHEST 1/3 OF THE WAVE, ALONG WITH THE
AVERAGE HEIGHT OF THE HIGHEST 10% OF THE WAVES WHICH WILL
OCCASIONALLY BE ENCOUNTERED.
SYNOPSIS
BREEZY NORTHERLY WINDS WILL CONTINUE INTO THE EVENING BETWEEN
DEPARTING LOW PRESSURE TO THE EAST AND HIGH PRESSURE OF 30.0
INCHES ARRIVING FROM THE WEST. THE HIGH WILL MOVE OVERHEAD TONIGHT
INTO MONDAY, BRINGING LIGHTER WINDS TO THE AREA. BREEZY SOUTHERLY
WINDS ARE THEN EXPECTED TO DEVELOP TUESDAY AS THE HIGH SLIDES
EASTWARD AHEAD OF APPROACHING LOW PRESSURE.
LMZ261-362-364-366-563-565-567-868-130330-
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-
247 PM CDT SUN JUL 12 2020
SHEBOYGAN WI TO PENTWATER MI NORTH...
TONIGHT
NORTH WINDS 15 TO 25 KT DIMINISHING TO 10 TO 15 KT.
WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT.
MONDAY
NORTH WINDS 5 TO 10 KT BACKING TO WEST 10 TO 15 KT.
WAVES 1 TO 2 FT.
MONDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KT BECOMING SOUTH. WAVES
1 FT OR LESS.
TUESDAY
SOUTH WINDS 10 TO 20 KT. WAVES 1 TO 2 FT BUILDING TO
2 TO 4 FT.
TUESDAY NIGHT
SOUTH WINDS 10 TO 20 KT BECOMING SOUTHWEST.
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN SHOWERS
AND THUNDERSTORMS LIKELY OVERNIGHT. WAVES 2 TO 4 FT.
WEDNESDAY
SOUTHWEST WINDS 10 TO 20 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FT.
WEDNESDAY NIGHT
SOUTH WINDS 10 TO 20 KT VEERING TO NORTHWEST
5 TO 10 KT. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 3 FT.
THURSDAY
NORTHWEST WINDS 5 TO 10 KT BACKING TO SOUTHWEST.
WAVES 1 FT OR LESS.
FRIDAY
SOUTHWEST WINDS 10 TO 15 KT INCREASING TO 10 TO 20 KT.
WAVES 1 TO 3 FT.
LMZ080-669-671-673-675-777-779-870-872-874-876-878-130330-
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-
247 PM CDT SUN JUL 12 2020
SHEBOYGAN WI TO PENTWATER MI SOUTH...
TONIGHT
NORTH WINDS 15 TO 25 KT DIMINISHING TO 10 TO 15 KT.
WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING TO 3 TO 5 FT.
MONDAY
NORTH WINDS 10 TO 15 KT BECOMING NORTHEAST. WAVES 2 TO
4 FT SUBSIDING TO 1 TO 2 FT.
MONDAY NIGHT
NORTHEAST WINDS 5 TO 10 KT VEERING TO SOUTH.
WAVES 1 TO 2 FT.
TUESDAY
SOUTH WINDS 10 TO 15 KT INCREASING TO 10 TO 20 KT.
WAVES 1 TO 3 FT.
TUESDAY NIGHT
SOUTH WINDS 10 TO 20 KT. CHANCE OF SHOWERS AND
THUNDERSTORMS OVERNIGHT. WAVES 2 TO 4 FT.
WEDNESDAY
SOUTH WINDS 10 TO 15 KT INCREASING TO 10 TO 20 KT.
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO 3 FT.
WEDNESDAY NIGHT
SOUTH WINDS 10 TO 20 KT VEERING TO NORTHWEST
10 TO 15 KT. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO
3 FT.
THURSDAY
NORTH WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
FRIDAY
SOUTH WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.
LMZ761-130330-
MAFOR 1221/
MICHIGAN NORTH 12830 12810 12800 11700 11910. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET TONIGHT. WAVES 2 FEET OR LESS MONDAY.
MICHIGAN SOUTH 12830 11820 11120 12810 11800 11810. WAVES 4 TO 6
FEET SUBSIDING TO 3 TO 5 FEET TONIGHT. WAVES 2 TO 4 FEET SUBSIDING
TO 1 TO 2 FEET MONDAY.
DDV
EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT
WEATHER.GOV/MKX/GLFTABLE
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
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