321  
WHUS56 KSEW 202151  
SMWSEW  
PZZ153-173-202215-  
/O.NEW.KSEW.MA.W.0006.241120T2151Z-241120T2215Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE SEATTLE WA  
151 PM PST WED NOV 20 2024  
 
THE NATIONAL WEATHER SERVICE IN SEATTLE HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
COASTAL WATERS FROM JAMES ISLAND TO POINT GRENVILLE OUT 10 NM...  
WATERS FROM JAMES ISLAND TO POINT GRENVILLE 10 TO 60 NM...  
 
* UNTIL 215 PM PST.  
 
* AT 151 PM PST, A SEVERE THUNDERSTORM CAPABLE OF PRODUCING  
WATERSPOUTS WAS LOCATED 17 NM SOUTH OF JAMES ISLAND, MOVING NORTH  
AT 35 KNOTS.  
 
HAZARD...WATERSPOUT POSSIBLE AND WIND GUSTS 34 KNOTS OR GREATER.  
 
SOURCE...RADAR.  
 
IMPACT...WATERSPOUTS CAN EASILY OVERTURN BOATS AND CREATE LOCALLY  
HAZARDOUS SEAS. SMALL CRAFT COULD BE DAMAGED IN BRIEFLY  
HIGHER WINDS AND SUDDENLY HIGHER WAVES.  
 
* THE SEVERE THUNDERSTORM WILL REMAIN OVER MAINLY OPEN WATERS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE TO SAFE HARBOR IMMEDIATELY AS GUSTY WINDS AND HIGH WAVES ARE  
EXPECTED.  
 
THUNDERSTORMS CAN PRODUCE SUDDEN WATERSPOUTS. WATERSPOUTS CAN EASILY  
OVERTURN BOATS AND CREATE LOCALLY HAZARDOUS SEAS. SEEK SAFE HARBOR  
IMMEDIATELY.  
 
 
 
LAT...LON 4756 12492 4791 12481 4791 12476 4789 12462  
4787 12461 4788 12459 4787 12456 4784 12454  
4782 12449 4751 12466  
TIME...MOT...LOC 2151Z 195DEG 33KT 4762 12476  
 
WATERSPOUT...POSSIBLE  
HAIL...0.00IN  
WIND...>34KTS  
 
 
 
KRISTELL  
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