716  
WHUS53 KAPX 241708  
SMWAPX  
LHZ348-362-241745-  
/O.NEW.KAPX.MA.W.0068.250724T1708Z-250724T1745Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE GAYLORD MI  
108 PM EDT THU JUL 24 2025  
 
THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
LAKE HURON FROM PRESQUE ISLE LT. TO STURGEON POINT MI 5NM OFF  
SHORE TO US/CANADIAN BORDER...  
PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER BAY NATIONAL  
MARINE SANCTUARY...  
 
* UNTIL 145 PM EDT.  
 
* AT 108 PM EDT, STRONG THUNDERSTORMS WERE LOCATED ALONG A LINE  
EXTENDING FROM 13 NM NORTHEAST OF OBSERVATORY POINT TO PRESQUE ISLE  
LIGHT, MOVING EAST AT 40 KNOTS.  
 
HAZARD...WIND GUSTS TO NEARLY 50 KNOTS AND SMALL HAIL.  
 
SOURCE...RADAR.  
 
IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS AND  
SUDDENLY HIGHER WAVES.  
 
* LOCATIONS IMPACTED INCLUDE...  
PRESQUE ISLE LIGHT AND MIDDLE ISLAND.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE TO SAFE HARBOR UNTIL HAZARDOUS WEATHER PASSES.  
 

 
 
LAT...LON 4513 8299 4514 8337 4526 8348 4528 8348  
4529 8352 4534 8356 4536 8354 4534 8349  
4536 8350 4541 8345 4540 8342 4562 8315  
4548 8283  
TIME...MOT...LOC 1708Z 263DEG 44KT 4551 8338 4534 8347  
 
HAIL...<.75IN  
WIND...49KTS  
 

 
 
CORNISH  
 
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