745
WHUS73 KIWX 211955
MWWIWX
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORTHERN INDIANA
255 PM EST WED JAN 21 2026
LMZ043-046-220400-
/O.CON.KIWX.GL.W.0005.260121T2100Z-260122T1200Z/
/O.CON.KIWX.UP.W.0002.260122T0600Z-260124T0600Z/
NEW BUFFALO MI TO ST JOSEPH MI-MICHIGAN CITY IN TO NEW BUFFALO MI-
255 PM EST WED JAN 21 2026
..GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST THURSDAY
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 1 AM
THURSDAY TO 1 AM EST SATURDAY...
* WHAT...FOR THE GALE WARNING, WEST WINDS 20 TO 30 KNOTS WITH
GUSTS UP TO 35 KNOTS AND WAVES 6 TO 11 FEET EXPECTED. 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...MICHIGAN CITY IN TO ST JOSEPH MI.
* WHEN...FOR THE GALE WARNING, UNTIL 7 AM EST THURSDAY. FOR THE
HEAVY FREEZING SPRAY WARNING, FROM 1 AM THURSDAY TO 1 AM EST
SATURDAY.
* 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.
* ADDITIONAL INFORMATION...CONDITIONS HAZARDOUS TO SMALL CRAFT
ARE LIKELY THURSDAY INTO THURSDAY NIGHT.
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 HAZARDOUS CONDITIONS.
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