720  
WHUS53 KDLH 221851  
SMWDLH  
LSZ121-147-148-150-162-221945-  
/O.NEW.KDLH.MA.W.0032.250822T1851Z-250822T1945Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE DULUTH MN  
151 PM CDT FRI AUG 22 2025  
 
THE NATIONAL WEATHER SERVICE IN DULUTH MN HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI...  
LAKE SUPERIOR WEST OF A LINE FROM SAXON HARBOR WI TO GRAND PORTAGE  
MN BEYOND 5NM...  
OAK POINT TO SAXON HARBOR WI...  
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND...  
SAND ISLAND TO BAYFIELD WI...  
 
* UNTIL 245 PM CDT.  
 
* AT 151 PM CDT, STRONG THUNDERSTORMS WERE LOCATED ALONG A LINE  
EXTENDING FROM 9 NM SOUTH OF SISKWIT BAY TO 9 NM WEST OF ASHLAND  
BREAKWATER LIGHTHOUSE TO 15 NM SOUTHWEST OF CHEQUAMEGON BAY, MOVING  
EAST AT 30 KNOTS.  
 
HAZARD...WIND GUSTS 34 KNOTS OR GREATER AND SMALL HAIL.  
 
SOURCE...RADAR.  
 
IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS AND  
SUDDENLY HIGHER WAVES.  
 
* LOCATIONS IMPACTED INCLUDE...  
ASHLAND BREAKWATER LIGHTHOUSE, CHEQUAMEGON BAY, MARBLE POINT, OAK  
POINT, SAXON HARBOR, LA POINTE, AND MADELINE ISLAND.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE TO SAFE HARBOR UNTIL HAZARDOUS WEATHER PASSES.  
 

 
 
LAT...LON 4657 9058 4664 9071 4656 9092 4657 9097  
4667 9094 4670 9089 4676 9092 4680 9088  
4677 9040 4671 9040 4665 9044 4657 9043  
4656 9041  
TIME...MOT...LOC 1851Z 278DEG 29KT 4671 9112 4663 9110 4654 9116  
 
HAIL...<.75IN  
WIND...>34KTS  
 

 
 
ROTHSTEIN  
 
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