502  
WHUS76 KPQR 202154  
MWWPQR  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE PORTLAND OR  
254 PM PDT WED OCT 20 2021  
 
PZZ250-255-211100-  
/O.CON.KPQR.SC.Y.0173.000000T0000Z-211021T1600Z/  
/O.CON.KPQR.GL.W.0030.211021T1600Z-211022T0000Z/  
COASTAL WATERS FROM CAPE SHOALWATER WA TO CASCADE HEAD OR OUT  
10 NM-COASTAL WATERS FROM CASCADE HEAD TO FLORENCE OR OUT 10 NM-  
254 PM PDT WED OCT 20 2021  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 9 AM PDT  
THURSDAY...  
...GALE WARNING REMAINS IN EFFECT FROM 9 AM TO 5 PM PDT  
THURSDAY...  
 
* WHAT...FOR THE SMALL CRAFT ADVISORY, SOUTH WINDS 15 TO 25 KT  
WITH GUSTS UP TO 30 KT AND SEAS 9 TO 14 FT AT 14 SECONDS. FOR  
THE GALE WARNING, SOUTH WINDS 20 TO 30 KT WITH GUSTS UP TO 40  
KT AND SEAS 13 TO 18 FT AT 14 SECONDS EXPECTED.  
 
* WHERE...COASTAL WATERS FROM CAPE SHOALWATER WA TO CASCADE HEAD  
OR OUT 10 NM AND COASTAL WATERS FROM CASCADE HEAD TO FLORENCE  
OR OUT 10 NM.  
 
* WHEN...SMALL CRAFT ADVISORY, UNTIL 9 AM PDT THURSDAY. GALE  
WARNING, FROM 9 AM TO 5 PM PDT THURSDAY.  
 
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS SEAS WHICH COULD  
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.  
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE  
VESSEL FOR SEVERE CONDITIONS.  
 

 
 

 
 
PZZ270-275-211100-  
/O.CON.KPQR.GL.W.0030.211021T0500Z-211022T0300Z/  
WATERS FROM CAPE SHOALWATER WA TO CASCADE HEAD OR FROM 10 TO  
60 NM-WATERS FROM CASCADE HEAD TO FLORENCE OR FROM 10 TO 60 NM-  
254 PM PDT WED OCT 20 2021  
 
...GALE WARNING REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 8 PM  
PDT THURSDAY...  
 
* WHAT...SOUTH WINDS 25 TO 35 KT WITH GUSTS UP TO 45 KT AND SEAS  
14 TO 19 FT AT 14 SECONDS EXPECTED.  
 
* WHERE...WATERS FROM CAPE SHOALWATER WA TO CASCADE HEAD OR FROM  
10 TO 60 NM AND WATERS FROM CASCADE HEAD TO FLORENCE OR FROM  
10 TO 60 NM.  
 
* WHEN...FROM 10 PM THIS EVENING TO 8 PM PDT THURSDAY.  
 
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS SEAS WHICH COULD  
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.  
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE  
VESSEL FOR SEVERE CONDITIONS.  
 

 
 

 
 
PZZ210-211100-  
/O.CON.KPQR.SC.Y.0173.000000T0000Z-211021T1500Z/  
/O.CON.KPQR.SC.Y.0174.211021T2200Z-211022T0200Z/  
COLUMBIA RIVER BAR-  
254 PM PDT WED OCT 20 2021  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM PDT  
THURSDAY...  
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 PM TO 7 PM PDT  
THURSDAY...  
 
* WHAT...ROUGH BAR CONDITIONS EXPECTED.  
 
- GENERAL SEAS...AROUND 9 TO 11 FT UNTIL MID EVENING  
WEDNESDAY, THEN EASING TO 6 TO 8 FT.  
 
- FIRST EBB...STRONG EBB AROUND 530 PM WEDNESDAY. SEAS TO 12  
FT WITH BREAKERS POSSIBLE.  
 
- SECOND EBB...AROUND 545 AM THURSDAY. SEAS TO 11 FT WITH  
BREAKERS POSSIBLE.  
 
- THIRD EBB...STRONG EBB AROUND 6 PM THURSDAY. SEAS TO 14 FT  
WITH BREAKERS LIKELY.  
 
* WHERE...IN THE MAIN CHANNEL OF THE COLUMBIA RIVER BAR.  
 
* WHEN...SMALL CRAFT ADVISORY, UNTIL 8 AM PDT THURSDAY. SMALL  
CRAFT ADVISORY, FROM 3 PM TO 7 PM PDT THURSDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT  
ESPECIALLY WHEN NAVIGATING IN OR NEAR HARBOR ENTRANCES.  
 
* ADDITIONAL DETAILS...A COASTAL JET WILL ALSO BRING GALE WINDS  
DURING THE STRONG EBB THURSDAY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
SMALL CRAFT SHOULD USE EXTREME CAUTION WHEN NAVIGATING IN OR NEAR  
HARBOR ENTRANCES.  
 

 
 

 
 
FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE VISIT  
HTTP://WEATHER.GOV/PORTLAND  
 
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