972
FZUS63 KMKX 240806
GLFLM
OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
306 AM CDT SUN MAY 24 2026
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
A WEAK AND DISSIPATING TROUGH OF LOW PRESSURE WILL SLOWLY MOVE
EAST ACROSS LAKE MICHIGAN THIS MORNING WITH WEAK HIGH PRESSURE
QUICKLY FOLLOWING IT. WINDS WILL MAINLY REMAIN LIGHT SOUTHERLY
WINDS, BUT LIGHT AND VARIABLE WINDS MAY OCCUR AT TIMES OVER THE
FAR SOUTHERN BASIN OF THE LAKE. SOUTH WINDS WILL THEN CONTINUE
TONIGHT, BECOMING A BIT STRONGER FOR MONDAY AND TUESDAY AS HIGH
PRESSURE MOVES TO THE LOWER GREAT LAKES.
SOME FOG MAY DEVELOP ACROSS THE LAKE THIS MORNING AND COULD LINGER
INTO TONIGHT AS MILD AND MOIST AIR FLOWS OVER THE COOLER WATERS
OF THE LAKE.
A COLD FRONT MAY SHIFT SOUTHWARD ACROSS THE LAKE TOWARD THE
MIDDLE OF THE WEEK, AS HIGH PRESSURE AROUND 30.3 INCHES BUILDS
INTO JAMES BAY.
LMZ261-362-364-366-563-565-567-868-241530-
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-
306 AM CDT SUN MAY 24 2026
SHEBOYGAN WI TO PENTWATER MI NORTH...
TODAY
SOUTH WINDS 5 TO 10 KT INCREASING TO 10 TO 15 KT.
ISOLATED RAIN SHOWERS THIS MORNING. PATCHY FOG. WAVES 1 TO 2 FT.
TONIGHT
SOUTH WINDS 10 TO 15 KT BECOMING SOUTHWEST. PATCHY
FOG. WAVES 1 TO 2 FT.
MONDAY
SOUTHWEST WINDS 10 TO 15 KT BECOMING SOUTH 10 TO 20 KT.
PATCHY FOG IN THE MORNING. WAVES 2 TO 4 FT.
MONDAY NIGHT
SOUTH WINDS 10 TO 20 KT BECOMING SOUTHWEST. WAVES
3 TO 5 FT.
TUESDAY
SOUTHWEST WINDS 10 TO 20 KT INCREASING TO 15 TO 25 KT.
WAVES 2 TO 4 FT.
TUESDAY NIGHT
SOUTHWEST WINDS 10 TO 20 KT BECOMING WEST 5 TO
10 KT. WAVES 2 TO 4 FT.
WEDNESDAY
NORTHEAST WINDS 10 TO 15 KT BECOMING NORTH 10 TO
20 KT. WAVES 1 TO 3 FT.
THURSDAY
NORTHEAST WINDS 10 TO 15 KT BECOMING NORTH 15 TO
25 KT. WAVES 2 TO 4 FT BUILDING TO 3 TO 5 FT.
LMZ080-669-671-673-675-777-779-870-872-874-876-878-241530-
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-
306 AM CDT SUN MAY 24 2026
SHEBOYGAN WI TO PENTWATER MI SOUTH...
TODAY
SOUTHEAST WINDS 5 TO 10 KT. SCATTERED SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS THIS MORNING. PATCHY FOG. WAVES 1 TO
2 FT.
TONIGHT
SOUTH WINDS 10 TO 15 KT. PATCHY FOG. WAVES 1 TO 2 FT.
MONDAY
SOUTH WINDS 10 TO 15 KT INCREASING TO 10 TO 20 KT.
WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT.
MONDAY NIGHT
SOUTH WINDS 10 TO 20 KT DIMINISHING TO 10 TO
15 KT. WAVES 2 TO 4 FT.
TUESDAY
SOUTH WINDS 10 TO 15 KT INCREASING TO 10 TO 20 KT.
WAVES 2 TO 4 FT.
TUESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KT BECOMING SOUTH.
WAVES 1 TO 3 FT SUBSIDING TO 1 TO 2 FT.
WEDNESDAY
NORTHEAST WINDS 5 TO 10 KT BECOMING NORTH 10 TO
20 KT. WAVES 1 FT OR LESS BUILDING TO 1 TO 3 FT.
THURSDAY
NORTHEAST WINDS 10 TO 15 KT BECOMING NORTH 15 TO
25 KT. WAVES 2 TO 4 FT BUILDING TO 3 TO 5 FT.
LMZ761-241530-
MAFOR 2410/
MICHIGAN NORTH 11300 11400 11510 14410 11510. WAVES 2 FEET OR
LESS.
MICHIGAN SOUTH 11300 19306 11400 19406 11500 11400 11310 13410.
WAVES 2 FEET OR LESS.
GEHRING
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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