588
WHUS73 KAPX 250827
MWWAPX
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GAYLORD MI
327 AM EST TUE NOV 25 2025
LMZ323-341-342-344>346-251930-
/O.UPG.KAPX.GL.A.0016.251126T1500Z-251128T0900Z/
/O.NEW.KAPX.GL.W.0030.251126T2100Z-251128T0900Z/
GRAND TRAVERSE BAY SOUTH OF A LINE GRAND TRAVERSE LIGHT TO
NORWOOD MI-SEUL CHOIX POINT TO 5NM WEST OF MACKINAC BRIDGE-
NORWOOD MI TO 5NM WEST OF MACKINAC BRIDGE INCLUDING LITTLE
TRAVERSE BAY-SLEEPING BEAR POINT TO GRAND TRAVERSE LIGHT MI-
POINT BETSIE TO SLEEPING BEAR POINT MI-
MANISTEE TO POINT BETSIE MI-
327 AM EST TUE NOV 25 2025
...GALE WARNING IN EFFECT FROM 4 PM WEDNESDAY TO 4 AM EST
FRIDAY...
* WHAT...HIGHEST GUSTS UP TO 45 KTS FROM THE NORTHWEST AND
HIGHEST WAVES AROUND 17 FEET EXPECTED.
* WHERE...PORTIONS OF LAKE MICHIGAN.
* WHEN...FROM 4 PM WEDNESDAY TO 4 AM EST FRIDAY.
* 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.
LSZ321-322-251930-
/O.UPG.KAPX.GL.A.0016.251126T2100Z-251128T0600Z/
/O.NEW.KAPX.GL.W.0030.251127T0000Z-251128T0600Z/
WHITEFISH BAY (U.S. PORTION)/WHITEFISH POINT TO POINT IROQUOIS MI-
ST. MARYS RIVER POINT IROQUOIS TO E. POTAGANNISSING BAY-
327 AM EST TUE NOV 25 2025
...GALE WARNING IN EFFECT FROM 7 PM WEDNESDAY TO 1 AM EST
FRIDAY...
* WHAT...HIGHEST GUSTS UP TO 40 KTS FROM THE NORTHWEST AND
HIGHEST WAVES AROUND 13 FEET EXPECTED.
* WHERE...WHITEFISH BAY (U. S. PORTION)/WHITEFISH POINT TO POINT
IROQUOIS MI AND ST. MARYS RIVER POINT IROQUOIS TO E.
POTAGANNISSING BAY.
* WHEN...FROM 7 PM WEDNESDAY TO 1 AM EST FRIDAY.
* 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>349-251930-
/O.UPG.KAPX.GL.A.0016.251126T1500Z-251128T1200Z/
/O.NEW.KAPX.GL.W.0030.251126T1800Z-251128T1200Z/
STRAITS OF MACKINAC WITHIN 5 NM OF MACKINAC BRIDGE INCLUDING
MACKINAC ISLAND-ST IGNACE TO FALSE DETOUR CHANNEL-
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-STURGEON PT TO ALABASTER MI-
327 AM EST TUE NOV 25 2025
...GALE WARNING IN EFFECT FROM 1 PM WEDNESDAY TO 7 AM EST
FRIDAY...
* WHAT...HIGHEST GUSTS UP TO 40 KTS FROM THE NORTHWEST AND
HIGHEST WAVES AROUND 13 FEET EXPECTED.
* WHERE...STRAITS OF MACKINAC WITHIN 5 NM OF MACKINAC BRIDGE
INCLUDING MACKINAC ISLAND, ST IGNACE TO FALSE DETOUR CHANNEL,
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 AND STURGEON
PT TO ALABASTER MI.
* WHEN...FROM 1 PM WEDNESDAY TO 7 AM EST FRIDAY.
* 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.
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