470  
WHUS56 KSEW 260205  
SMWSEW  
PZZ170-260230-  
/O.NEW.KSEW.MA.W.0002.230926T0205Z-230926T0230Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE SEATTLE WA  
705 PM PDT MON SEP 25 2023  
 
THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
COASTAL WATERS FROM CAPE FLATTERY TO JAMES ISLAND 10 TO 60 NM...  
 
* UNTIL 730 PM PDT  
 
* AT 705 PM PDT, A STRONG THUNDERSTORM WAS LOCATED 19 NM WEST OF CAPE  
FLATTERY, MOVING NORTH AT 30 KNOTS.  
 
HAZARD...WIND GUSTS TO 40 KNOTS AND SMALL HAIL.  
 
SOURCE...RADAR.  
 
IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS  
AND SUDDENLY HIGHER WAVES.  
 
* THE STRONG THUNDERSTORM WILL REMAIN OVER MAINLY OPEN WATERS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
BOATERS SHOULD SEEK SAFE HARBOR IMMEDIATELY UNTIL THIS STORM PASSES.  
WIND GUSTS TO 40 KNOTS, SMALL HAIL, HIGH WAVES, DANGEROUS LIGHTNING,  
AND HEAVY RAIN ARE POSSIBLE WITH THIS STORM.  
 

 
 
LAT...LON 4828 12515 4828 12528 4837 12531 4840 12524  
4846 12509 4846 12506  
TIME...MOT...LOC 0205Z 193DEG 30KT 4835 12520  
 
HAIL...<.75IN  
WIND...40KTS  
 

 
 
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