174  
WHUS73 KAPX 281443  
MWWAPX  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE GAYLORD MI  
1043 AM EDT TUE OCT 28 2025  
 
LHZ345>349-282245-  
/O.CON.KAPX.SC.Y.0103.000000T0000Z-251029T0900Z/  
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-  
1043 AM EDT TUE OCT 28 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT  
WEDNESDAY...  
 
* WHAT...HIGHEST GUSTS UP TO 30 KTS FROM THE EAST AND HIGHEST  
WAVES AROUND 6 FEET.  
 
* 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...UNTIL 5 AM EDT WEDNESDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 

 
 

 
 
LMZ341-282245-  
/O.CON.KAPX.SC.Y.0103.000000T0000Z-251029T0900Z/  
SEUL CHOIX POINT TO 5NM WEST OF MACKINAC BRIDGE-  
1043 AM EDT TUE OCT 28 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT  
WEDNESDAY...  
 
* WHAT...HIGHEST GUSTS UP TO 30 KTS FROM THE EAST AND HIGHEST  
WAVES AROUND 4 FEET.  
 
* WHERE...SEUL CHOIX POINT TO 5NM WEST OF MACKINAC BRIDGE.  
 
* WHEN...UNTIL 5 AM EDT WEDNESDAY.  
 
* 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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