156  
WHUS53 KAPX 040623  
SMWAPX  
LHZ348-349-362-363-040800-  
/O.NEW.KAPX.MA.W.0051.181004T0623Z-181004T0800Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE GAYLORD MI  
223 AM EDT THU OCT 4 2018  
 
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...  
LAKE HURON FROM STURGEON POINT TO ALABASTER MI 5NM OFF SHORE TO  
US/CANADIAN BORDER...  
PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER BAY NATIONAL  
MARINE SANCTUARY...  
STURGEON PT TO ALABASTER MI...  
 
* UNTIL 400 AM EDT.  
 
* AT 223 AM EDT, STRONG THUNDERSTORMS WERE LOCATED ALONG A LINE  
EXTENDING FROM 10 NM SOUTH OF OBSERVATORY POINT TO 36 NM EAST OF  
ELK RAPIDS, MOVING EAST AT 50 KNOTS.  
 
HAZARD...WIND GUSTS TO 40 KNOTS.  
 
SOURCE...RADAR.  
 
IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS AND  
SUDDENLY HIGHER WAVES.  
 
* LOCATIONS IMPACTED INCLUDE...  
THUNDER BAY, MIDDLE ISLAND, STURGEON POINT, ALPENA, BLACK RIVER AND  
SOUTH POINT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE TO SAFE HARBOR IMMEDIATELY AS GUSTY WINDS AND HIGH WAVES ARE  
EXPECTED.  
 

 
 
LAT...LON 4467 8336 4485 8339 4490 8350 4498 8354  
4508 8351 4513 8341 4523 8349 4525 8250  
4466 8236  
TIME...MOT...LOC 0623Z 269DEG 51KT 4519 8362 4473 8458  
 
HAIL...0.00IN  
WIND...40KTS  
 

 
 
JPB  
 
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