082
WHUS73 KDTX 282015
MWWDTX
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
315 PM EST SUN DEC 28 2025
LHZ361-362-290930-
/O.UPG.KDTX.GL.W.0033.251229T0800Z-251230T1600Z/
/O.NEW.KDTX.SR.W.0001.251229T0900Z-251230T1600Z/
/O.CON.KDTX.UP.W.0006.251229T1000Z-251230T1600Z/
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND
5NM OFF SHORE-
315 PM EST SUN DEC 28 2025
...STORM WARNING IN EFFECT FROM 4 AM MONDAY TO 11 AM EST
TUESDAY...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 5 AM
MONDAY TO 11 AM EST TUESDAY...
* WHAT...DURING THE STORM WARNING, EXPECT SUSTAINED WINDS UP TO
41 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 49 KNOTS. THE
LARGEST SIGNIFICANT WAVES WILL BE 18 FEET WITH A POTENTIAL
MAXIMUM WAVE HEIGHT OF 26 FEET. DURING 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...LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE
ISLE LT BEYOND 5 NM OFF SHORE AND LAKE HURON FROM PRESQUE ISLE
LIGHT TO STURGEON POINT MI BEYOND 5NM OFF SHORE.
* WHEN...THE MAXIMUM WINDS ARE EXPECTED AROUND 7 PM EST MONDAY
WITH THE LARGEST WAVES EXPECTED AROUND 9 PM EST MONDAY.
* 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.
STORM FORCE WINDS AND HAZARDOUS WAVES WILL 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 REMAIN IN PORT, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR SEVERE CONDITIONS.
LHZ363-290930-
/O.UPG.KDTX.GL.W.0033.251229T0600Z-251230T1600Z/
/O.NEW.KDTX.SR.W.0001.251229T0600Z-251230T1600Z/
/O.CON.KDTX.UP.W.0006.251229T1000Z-251230T1600Z/
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF
SHORE-
315 PM EST SUN DEC 28 2025
...STORM WARNING IN EFFECT FROM 1 AM MONDAY TO 11 AM EST
TUESDAY...
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 5 AM
MONDAY TO 11 AM EST TUESDAY...
* WHAT...DURING THE STORM WARNING, EXPECT SUSTAINED WINDS UP TO
42 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 50 KNOTS. THE
LARGEST SIGNIFICANT WAVES WILL BE 21 FEET WITH A POTENTIAL
MAXIMUM WAVE HEIGHT OF 30 FEET. DURING 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...LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND
5NM OFF SHORE.
* WHEN...THE MAXIMUM WINDS ARE EXPECTED AROUND 7 PM EST MONDAY
WITH THE LARGEST WAVES EXPECTED AROUND 8 PM EST MONDAY.
* 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. STORM FORCE WINDS AND HAZARDOUS WAVES WILL CAPSIZE
OR DAMAGE VESSELS AND REDUCE VISIBILITY.
* ADDITIONAL DETAILS...WIND DIRECTION WILL VEER FROM SW MONDAY
MORNING TO NW BY MONDAY AFTERNOON.
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 REMAIN IN PORT, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR SEVERE CONDITIONS.
LHZ422-290930-
/O.UPG.KDTX.GL.W.0033.251229T0600Z-251230T1600Z/
/O.NEW.KDTX.SR.W.0001.251229T0600Z-251230T1600Z/
/O.CON.KDTX.LO.Y.0013.251229T0600Z-251229T2100Z/
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
315 PM EST SUN DEC 28 2025
...STORM WARNING IN EFFECT FROM 1 AM MONDAY TO 11 AM EST
TUESDAY...
...LOW WATER ADVISORY REMAINS IN EFFECT FROM 1 AM TO 4 PM EST
MONDAY...
* WHAT...DURING THE STORM WARNING, EXPECT SUSTAINED WINDS UP TO 37
KNOTS FROM THE WEST WITH GUSTS UP TO 50 KNOTS EXPECTED. DURING
THE LOW WATER ADVISORY, ABNORMALLY LOW WATER LEVELS EXPECTED.
* WHERE...INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI.
* WHEN...THE MAXIMUM WINDS ARE EXPECTED AROUND 7 AM EST MONDAY
WITH THE LARGEST WAVES EXPECTED AROUND.
* IMPACTS...STORM FORCE WINDS AND HAZARDOUS WAVES WILL CAPSIZE
OR DAMAGE VESSELS AND REDUCE VISIBILITY. BELOW NORMAL WATER
LEVELS WILL RESULT IN HAZARDOUS NAVIGATING CONDITIONS.
* ADDITIONAL DETAILS...WIND DIRECTION WILL VEER FROM SW MONDAY
MORNING TO NW BY MONDAY AFTERNOON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD REMAIN IN PORT, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR SEVERE CONDITIONS.
MARINERS SHOULD NAVIGATE SHALLOW WATERS WITH EXTREME CAUTION DUE
TO BELOW NORMAL WATER LEVELS.
LHZ421-441>443-462>464-290930-
/O.UPG.KDTX.GL.W.0033.251229T0600Z-251230T1600Z/
/O.NEW.KDTX.SR.W.0001.251229T0600Z-251230T1600Z/
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-PORT AUSTIN TO HARBOR BEACH MI-
HARBOR BEACH TO PORT SANILAC MI-PORT SANILAC TO PORT HURON MI-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
315 PM EST SUN DEC 28 2025
...STORM WARNING IN EFFECT FROM 1 AM MONDAY TO 11 AM EST
TUESDAY...
* WHAT...EXPECT SUSTAINED WINDS UP TO 42 KNOTS FROM THE WEST
WITH GUSTS UP TO 50 KNOTS. THE LARGEST SIGNIFICANT WAVES WILL
BE 21 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 30 FEET.
* WHERE...PORTIONS OF LAKE HURON.
* WHEN...THE MAXIMUM WINDS ARE EXPECTED AROUND 7 PM EST MONDAY
WITH THE LARGEST WAVES EXPECTED AROUND 9 PM EST MONDAY.
* IMPACTS...STORM FORCE WINDS AND HAZARDOUS WAVES WILL CAPSIZE
OR DAMAGE VESSELS AND REDUCE VISIBILITY.
* ADDITIONAL DETAILS...WIND DIRECTION WILL VEER FROM SW MONDAY
MORNING TO NW BY MONDAY AFTERNOON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD REMAIN IN PORT, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR SEVERE CONDITIONS.
LEZ444-290930-
/O.CON.KDTX.GL.W.0033.251229T0600Z-251230T1200Z/
/O.CON.KDTX.LO.Y.0013.251229T0600Z-251230T0600Z/
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
315 PM EST SUN DEC 28 2025
...GALE WARNING REMAINS IN EFFECT FROM 1 AM MONDAY TO 7 AM EST
TUESDAY...
...LOW WATER ADVISORY REMAINS IN EFFECT FROM 1 AM MONDAY TO 1 AM
EST TUESDAY...
* WHAT...DURING THE GALE WARNING, EXPECT SUSTAINED WINDS UP TO
35 KNOTS FROM THE WEST WITH GUSTS UP TO 48 KNOTS. THE LARGEST
SIGNIFICANT WAVES WILL BE 3 FEET WITH A POTENTIAL MAXIMUM WAVE
HEIGHT OF 4 FEET. DURING THE LOW WATER ADVISORY, ABNORMALLY
LOW WATER LEVELS EXPECTED.
* WHERE...MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO
NORTH CAPE MI.
* WHEN...THE MAXIMUM WINDS ARE EXPECTED AROUND 7 AM EST MONDAY
WITH THE LARGEST WAVES EXPECTED AROUND 8 AM EST MONDAY.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY. BELOW NORMAL
WATER LEVELS WILL RESULT IN HAZARDOUS NAVIGATING CONDITIONS.
* ADDITIONAL DETAILS...WATER LEVELS ACROSS THE WESTERN BASIN ARE
FORECAST TO FALL BETWEEN 4 TO 6 FEET BELOW LOW WATER DATUM,
WHICH IS AT MINIMUM OVER 3 FEET BELOW THE SAFE LEVEL FOR
NAVIGATION.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
MARINERS SHOULD NAVIGATE SHALLOW WATERS WITH EXTREME CAUTION DUE
TO BELOW NORMAL WATER LEVELS.
LCZ460-290930-
/O.CON.KDTX.GL.W.0033.251229T0600Z-251230T1200Z/
LAKE ST CLAIR-
315 PM EST SUN DEC 28 2025
...GALE WARNING REMAINS IN EFFECT FROM 1 AM MONDAY TO 7 AM EST
TUESDAY...
* WHAT...EXPECT SUSTAINED WINDS UP TO 32 KNOTS FROM THE WEST
WITH GUSTS UP TO 46 KNOTS. THE LARGEST SIGNIFICANT WAVES WILL
BE 4 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 5 FEET.
* WHERE...LAKE ST CLAIR.
* WHEN...THE MAXIMUM WINDS ARE EXPECTED AROUND 7 AM EST MONDAY
WITH THE LARGEST WAVES EXPECTED AROUND 8 AM EST MONDAY.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS WAVES WHICH COULD
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
* ADDITIONAL DETAILS...WIND DIRECTION WILL VEER FROM SW MONDAY
MORNING TO NW BY MONDAY AFTERNOON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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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