057  
WHUS73 KAPX 221946  
MWWAPX  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE GAYLORD MI  
346 PM EDT WED MAY 22 2024  
 
LMZ323-341-342-344>346-230400-  
/O.CON.KAPX.SC.Y.0049.000000T0000Z-240523T0400Z/  
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-  
346 PM EDT WED MAY 22 2024  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT  
TONIGHT...  
 
* WHAT...HIGHEST GUSTS UP TO 30 KTS FROM THE SOUTHWEST AND  
HIGHEST WAVES AROUND 9 FEET.  
 
* WHERE...PORTIONS OF LAKE MICHIGAN.  
 
* WHEN...UNTIL MIDNIGHT EDT 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.  
 

 
 

 
 
LSZ321-322-230000-  
/O.CON.KAPX.SC.Y.0049.000000T0000Z-240523T0000Z/  
WHITEFISH BAY (U.S. PORTION)/WHITEFISH POINT TO POINT IROQUOIS MI-  
ST. MARYS RIVER POINT IROQUOIS TO E. POTAGANNISSING BAY-  
346 PM EDT WED MAY 22 2024  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS  
EVENING...  
 
* WHAT...HIGHEST GUSTS UP TO 30 KTS FROM THE SOUTH AND HIGHEST  
WAVES AROUND 5 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 8 PM EDT THIS EVENING.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 

 
 

 
 
LHZ345>349-230200-  
/O.CON.KAPX.SC.Y.0049.000000T0000Z-240523T0200Z/  
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-  
346 PM EDT WED MAY 22 2024  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS  
EVENING...  
 
* WHAT...HIGHEST GUSTS UP TO 30 KTS FROM THE SOUTHWEST AND  
HIGHEST WAVES AROUND 5 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 8 AM THIS MORNING TO 10 PM EDT THIS EVENING.  
 
* 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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