508 

WHUS56 KEKA 051259

SMWEKA

PZZ450-455-475-051330-

/O.NEW.KEKA.MA.W.0022.251105T1259Z-251105T1330Z/



BULLETIN - IMMEDIATE BROADCAST REQUESTED

Special Marine Warning

National Weather Service Eureka CA

459 AM PST Wed Nov 5 2025



The National Weather Service in Eureka has issued a



* Special Marine Warning for...

  Pt St George to Cape Mendocino out 10 nm...

  Cape Mendocino to Pt Arena out 10 nm...

  Cape Mendocino to Pt Arena 10 to 60 nm...



* Until 530 AM PST.



* At 459 AM PST, A severe thunderstorm capable of producing 

  waterspouts was located 18 NM southwest of Cape Mendocino, moving 

  northeast at 30 knots.



  HAZARD...Waterspouts and wind gusts to 40 knots.



  SOURCE...Radar indicated.



  IMPACT...Waterspouts can easily overturn boats and create

           locally hazardous seas. Small craft could be damaged

           in briefly higher winds and suddenly higher waves.



* Locations impacted include...

  Cape Mendocino.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Boaters should seek safe harbor immediately until this storm passes. 

Wind gusts 34 knots or greater, high waves, dangerous lightning, and 

heavy rain are possible with this storm.



Frequent lightning is occurring with this storm. If caught on the 

open water stay below deck if possible, keep away from ungrounded 

metal objects.



Thunderstorms can produce sudden waterspouts. Waterspouts can easily 

overturn boats and create locally hazardous seas. Seek safe harbor 

immediately.



&&



LAT...LON 4010 12473 4027 12487 4044 12470 4044 12464

      4048 12464 4050 12463 4051 12462 4052 12462

      4060 12454 4054 12442 4045 12440 4044 12441

      4043 12440 4041 12440 4028 12437

TIME...MOT...LOC 1258Z 219DEG 32KT 4026 12473



WATERSPOUT...POSSIBLE

MAX HAIL SIZE...0.00 IN

MAX WIND GUST...40 KTS



$$



DS