584
WHUS73 KAPX 231743
MWWAPX
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GAYLORD MI
1243 PM EST TUE DEC 23 2025
LHZ347-348-240145-
/O.CON.KAPX.GL.W.0038.251223T2100Z-251224T0500Z/
5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LIGHT MI INCLUDING
BOIS BLANC ISLAND-
PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER BAY
NATIONAL MARINE SANCTUARY-
1243 PM EST TUE DEC 23 2025
...GALE WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO
MIDNIGHT EST TONIGHT...
* WHAT...HIGHEST GUSTS UP TO 35 KTS FROM THE NORTHWEST AND
HIGHEST WAVES AROUND 10 FEET EXPECTED.
* WHERE...5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LIGHT MI
INCLUDING BOIS BLANC ISLAND AND PRESQUE ISLE LIGHT TO STURGEON
PT MI INCLUDING THUNDER BAY NATIONAL MARINE SANCTUARY.
* WHEN...FROM 4 PM THIS AFTERNOON TO MIDNIGHT EST TONIGHT.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS HIGHEST WAVES
WHICH COULD CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
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.
LSZ321-322-232300-
/O.CON.KAPX.GL.W.0038.000000T0000Z-251223T2300Z/
WHITEFISH BAY (U.S. PORTION)/WHITEFISH POINT TO POINT IROQUOIS MI-
ST. MARYS RIVER POINT IROQUOIS TO E. POTAGANNISSING BAY-
1243 PM EST TUE DEC 23 2025
..GALE WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS EVENING
* WHAT...HIGHEST GUSTS UP TO 35 KTS FROM THE WEST AND HIGHEST
WAVES AROUND 10 FEET.
* WHERE...WHITEFISH BAY (U. S. PORTION)/WHITEFISH POINT TO POINT
IROQUOIS MI AND ST. MARYS RIVER POINT IROQUOIS TO E.
POTAGANNISSING BAY.
* WHEN...UNTIL 6 PM EST THIS EVENING.
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS HIGHEST WAVES
WHICH COULD CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
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.
LHZ345-346-349-240145-
/O.CON.KAPX.SC.Y.0132.251223T1800Z-251224T0500Z/
STRAITS OF MACKINAC WITHIN 5 NM OF MACKINAC BRIDGE INCLUDING
MACKINAC ISLAND-ST IGNACE TO FALSE DETOUR CHANNEL-
STURGEON PT TO ALABASTER MI-
1243 PM EST TUE DEC 23 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST
TONIGHT...
* WHAT...HIGHEST GUSTS UP TO 30 KTS FROM THE NORTHWEST AND
HIGHEST WAVES AROUND 6 FEET EXPECTED.
* WHERE...STRAITS OF MACKINAC WITHIN 5 NM OF MACKINAC BRIDGE
INCLUDING MACKINAC ISLAND, ST IGNACE TO FALSE DETOUR CHANNEL
AND STURGEON PT TO ALABASTER MI.
* WHEN...UNTIL MIDNIGHT EST TONIGHT.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LMZ341-342-240145-
/O.CON.KAPX.SC.Y.0132.251223T1800Z-251224T0500Z/
SEUL CHOIX POINT TO 5NM WEST OF MACKINAC BRIDGE-
NORWOOD MI TO 5NM WEST OF MACKINAC BRIDGE INCLUDING LITTLE
TRAVERSE BAY-
1243 PM EST TUE DEC 23 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST
TONIGHT...
* WHAT...HIGHEST GUSTS UP TO 30 KTS FROM THE NORTHWEST AND
HIGHEST WAVES AROUND 5 FEET EXPECTED.
* WHERE...SEUL CHOIX POINT TO 5NM WEST OF MACKINAC BRIDGE AND
NORWOOD MI TO 5NM WEST OF MACKINAC BRIDGE INCLUDING LITTLE
TRAVERSE BAY.
* WHEN...UNTIL MIDNIGHT EST TONIGHT.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
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