948
WHUS73 KMKX 220916
MWWMKX
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
316 AM CST WED JAN 22 2025
LMZ080-567-669-671-673-675-777-779-868-870-872-874-876-878-221730-
/O.CON.KMKX.UP.W.0001.000000T0000Z-250123T0000Z/
/O.CON.KMKX.GL.W.0002.250122T1000Z-250122T1900Z/
LAKE MICHIGAN MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM OFFSHORE TO
MID-LINE OF LAKE.-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR TO MICHIGAN CITY IN 5NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST JOSEPH TO SOUTH HAVEN MI 5NM OFFSHORE TO
MID LAKE-
316 AM CST WED JAN 22 2025
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 6 PM CST
THIS EVENING...
..GALE WARNING REMAINS IN EFFECT UNTIL 1 PM CST THIS AFTERNOON
* WHAT...FOR THE HEAVY FREEZING SPRAY WARNING, HEAVY FREEZING
SPRAY AT A RATE OF 2 CM PER HOUR OR GREATER MAY RAPIDLY
ACCUMULATE ON VESSELS. FOR THE GALE WARNING, SOUTHWEST WINDS
25 TO 30 KT WITH GUSTS UP TO 35 KT AND WAVES 7 TO 12 FT
EXPECTED.
* WHERE...SOUTHERN OPEN WATERS OF LAKE MICHIGAN, LAKE MICHIGAN
FROM TWO RIVERS TO SHEBOYGAN WI 5NM OFFSHORE TO MID LAKE, AND
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5NM OFFSHORE TO
MID LAKE.
* WHEN...FOR THE HEAVY FREEZING SPRAY WARNING, UNTIL 6 PM CST
WEDNESDAY. FOR THE GALE WARNING, FROM 4 AM TO 1 PM CST
WEDNESDAY.
* IMPACTS...OPERATING A VESSEL IN HEAVY FREEZING SPRAY IS
HAZARDOUS. FREEZING SPRAY MAY RENDER MECHANICAL AND ELECTRONIC
COMPONENTS INOPERATIVE. RAPID ICE ACCRETION ON DECKS AND
SUPERSTRUCTURES MAY RESULT IN A CATASTROPHIC LOSS OF
STABILITY. STRONG WINDS WILL CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD PREPARE FOR DANGEROUS ACCUMULATION OF ICE ON
THEIR VESSEL. IF POSSIBLE, REMAIN IN PORT, AVOID THE WARNING AREA
OR CONDUCT MITIGATION.
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR SEVERE CONDITIONS.
LMZ261-362-364-366-563-565-221730-
/O.CON.KMKX.UP.W.0002.000000T0000Z-250123T0000Z/
/O.CON.KMKX.GL.W.0002.250122T1000Z-250122T1900Z/
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5NM
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 5NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI 5NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5NM OFFSHORE TO
MID LAKE-
316 AM CST WED JAN 22 2025
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 6 PM CST
THIS EVENING...
..GALE WARNING REMAINS IN EFFECT UNTIL 1 PM CST THIS AFTERNOON
* WHAT...FOR THE HEAVY FREEZING SPRAY WARNING, HEAVY FREEZING
SPRAY AT A RATE OF 2 CM PER HOUR OR GREATER MAY RAPIDLY
ACCUMULATE ON VESSELS. FOR THE GALE WARNING, SOUTHWEST WINDS
20 TO 30 KT WITH GUSTS UP TO 35 KT AND WAVES 8 TO 13 FT
EXPECTED.
* WHERE...NORTHERN THIRD OF THE OPEN WATERS OF LAKE MICHIGAN,
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5NM OFFSHORE TO
MID LAKE, AND LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI
5NM OFFSHORE TO MID LAKE.
* WHEN...FOR THE HEAVY FREEZING SPRAY WARNING, UNTIL 6 PM CST
WEDNESDAY. FOR THE GALE WARNING, FROM 4 AM TO 1 PM CST
WEDNESDAY.
* IMPACTS...OPERATING A VESSEL IN HEAVY FREEZING SPRAY IS
HAZARDOUS. FREEZING SPRAY MAY RENDER MECHANICAL AND ELECTRONIC
COMPONENTS INOPERATIVE. RAPID ICE ACCRETION ON DECKS AND
SUPERSTRUCTURES MAY RESULT IN A CATASTROPHIC LOSS OF
STABILITY. STRONG WINDS WILL CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD PREPARE FOR DANGEROUS ACCUMULATION OF ICE ON
THEIR VESSEL. IF POSSIBLE, REMAIN IN PORT, AVOID THE WARNING AREA
OR CONDUCT MITIGATION.
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR SEVERE CONDITIONS.
LMZ643>646-221730-
/O.CON.KMKX.UP.W.0001.000000T0000Z-250122T1800Z/
/O.CON.KMKX.SC.Y.0007.000000T0000Z-250123T0000Z/
SHEBOYGAN TO PORT WASHINGTON WI-
PORT WASHINGTON TO NORTH POINT LIGHT WI-
NORTH POINT LIGHT TO WIND POINT WI-
WIND POINT WI TO WINTHROP HARBOR IL-
316 AM CST WED JAN 22 2025
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL NOON CST
TODAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...
* WHAT...FOR THE SMALL CRAFT ADVISORY, SOUTHWEST WINDS 15 TO 25 KT
WITH GUSTS UP TO 30 KT EXPECTED. WAVES 3 TO 5 FT IN ICE FREE
AREAS. FOR THE HEAVY FREEZING SPRAY WARNING, HEAVY FREEZING
SPRAY AT A RATE OF 2 CM PER HOUR OR GREATER EXPECTED, AND MAY
RAPIDLY ACCUMULATE ON VESSELS.
* WHERE...NEARSHORE WATERS FROM SHEBOYGAN TO WINTHROP HARBOR IL.
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 6 PM CST WEDNESDAY.
FOR THE HEAVY FREEZING SPRAY WARNING, FROM 3 AM TO NOON CST
WEDNESDAY.
* IMPACTS...OPERATING A VESSEL IN HEAVY FREEZING SPRAY IS
HAZARDOUS. FREEZING SPRAY MAY RENDER MECHANICAL AND ELECTRONIC
COMPONENTS INOPERATIVE. RAPID ICE ACCRETION ON DECKS AND
SUPERSTRUCTURES MAY RESULT IN A CATASTROPHIC LOSS OF
STABILITY. CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD PREPARE FOR DANGEROUS ACCUMULATION OF ICE ON
THEIR VESSEL. IF POSSIBLE, REMAIN IN PORT, AVOID THE WARNING AREA
OR CONDUCT MITIGATION.
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
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