846  
FZUS56 KPQR 212129  
CWFPQR  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE PORTLAND OR  
229 PM PDT THU SEP 21 2017  
 
COASTAL WATERS FROM CAPE SHOALWATER WASHINGTON TO FLORENCE OREGON  
AND WESTWARD 60 NM  
 
PZZ200-220530-  
229 PM PDT THU SEP 21 2017  
   
SYNOPSIS FOR SOUTHERN WASHINGTON AND NORTHERN OREGON COAST
 
 
A WEAK LOW PRESSURE SYSTEM WILL MOVE NORTH TO SOUTH ACROSS THE  
WATERS THROUGH THIS EVENING. HIGH PRESSURE BUILDS TONIGHT AS  
WEAK LOW PRESSURE REMAINS ALONG THE SOUTH OREGON COAST.  
HOWEVER, A SERIES OF WEAK LOWS MOVING NORTH OF THE WATERS WILL  
MAINTAIN A WEAK SURFACE PRESSURE GRADIENT THROUGH SATURDAY.  
 

 
 
PZZ250-270-220530-  
COASTAL WATERS FROM CAPE SHOALWATER WA TO CASCADE HEAD OR OUT  
10 NM-  
WATERS FROM CAPE SHOALWATER WA TO CASCADE HEAD OR FROM 10 TO  
60 NM-  
229 PM PDT THU SEP 21 2017  
   
TONIGHT
 
W WIND 5 TO 10 KT, VEERING TO N. WIND WAVES W 2 FT  
AT 4 SECONDS, SHIFTING TO THE N 1 FT AT 4 SECONDS. NW SWELL  
8 FT AT 10 SECONDS. CHANCE OF TSTMS BEFORE DARK.    
FRI
 
N WIND 5 KT, BACKING TO NW TO 5 KT IN THE AFTERNOON.  
WIND WAVES NW 1 FT AT 4 SECONDS. NW SWELL 6 FT AT 9 SECONDS.    
FRI NIGHT
 
NW WIND 5 TO 10 KT, EASING TO TO 5 KT AFTER  
MIDNIGHT. WIND WAVES NW 1 FT AT 4 SECONDS. NW SWELL 5 FT AT  
9 SECONDS.    
SAT
 
N WIND TO 5 KT, BACKING TO W IN THE AFTERNOON. WIND  
WAVES N 1 FT AT 4 SECONDS, SHIFTING TO THE SW AT 4 SECONDS IN  
THE AFTERNOON. NW SWELL 5 FT AT 8 SECONDS.    
SAT NIGHT
 
NW WIND 5 TO 10 KT, BECOMING NW 5 TO 10 KT WITH  
GUSTS TO 15 KT AFTER MIDNIGHT. WIND WAVES NW 2 FT AT 4 SECONDS.  
NW SWELL 4 FT AT 9 SECONDS.    
SUN
 
NW WIND 5 TO 10 KT WITH GUSTS TO 15 KT. WIND WAVES 2 FT.  
W SWELL 4 FT.    
SUN NIGHT
 
NW WIND 5 TO 10 KT. WIND WAVES 2 FT. W SWELL 4 FT.   
MON
 
SW WIND 5 TO 10 KT. WIND WAVES 1 FT. W SWELL 5 FT.    
TUE
 
NW WIND 10 TO 15 KT. WIND WAVES 2 FT. W SWELL 6 FT.  
 

 
 
PZZ255-275-220530-  
COASTAL WATERS FROM CASCADE HEAD TO FLORENCE OR OUT 10 NM-  
WATERS FROM CASCADE HEAD TO FLORENCE OR FROM 10 TO 60 NM-  
229 PM PDT THU SEP 21 2017  
   
TONIGHT
 
W WIND 5 KT, VEERING TO NE. WIND WAVES W 1 FT AT  
4 SECONDS, SHIFTING TO THE NE 2 FT AT 4 SECONDS. NW SWELL 8 FT  
AT 10 SECONDS. CHANCE OF TSTMS BEFORE DARK.    
FRI
 
N WIND 5 TO 10 KT. WIND WAVES N 1 FT AT 4 SECONDS. NW  
SWELL 6 FT AT 10 SECONDS.    
FRI NIGHT
 
N WIND 5 TO 10 KT. GUSTS TO 15 KT IN THE EVENING.  
WIND WAVES N 2 FT AT 4 SECONDS. NW SWELL 6 FT AT 9 SECONDS.    
SAT
 
N WIND 5 TO 10 KT, BECOMING NW IN THE AFTERNOON. WIND  
WAVES N 1 FT AT 4 SECONDS, SHIFTING TO THE W AT 4 SECONDS IN  
THE AFTERNOON. NW SWELL 5 FT AT 8 SECONDS.    
SAT NIGHT
 
N WIND 5 TO 10 KT. GUSTS TO 15 KT AFTER MIDNIGHT.  
WIND WAVES N 2 FT AT 4 SECONDS. NW SWELL 4 FT AT 8 SECONDS.    
SUN
 
N WIND 5 TO 10 KT WITH GUSTS TO 15 KT. WIND WAVES 2 FT.  
W SWELL 4 FT.    
SUN NIGHT
 
N WIND 10 TO 15 KT. WIND WAVES 2 FT. W SWELL 3 FT.   
MON
 
N WIND 5 TO 10 KT. WIND WAVES 2 FT. W SWELL 4 FT.    
TUE
 
N WIND 10 TO 15 KT. WIND WAVES 3 FT. W SWELL 6 FT.  
 

 
 
PZZ210-220530-  
COLUMBIA RIVER BAR-  
229 PM PDT THU SEP 21 2017  
 
...SMALL CRAFT ADVISORY FOR ROUGH COLUMBIA RIVER BAR IN EFFECT  
FROM 5 PM THIS AFTERNOON TO 9 PM PDT THIS EVENING...  
   
IN THE MAIN CHANNEL
 
COMBINED SEAS 4 TO 6 FT. HOWEVER, SEAS  
WILL TEMPORARILY BUILD TO AROUND 10 FT WITH BREAKERS POSSIBLE  
DURING THE STRONG EBB AT 630 PM THIS EVENING, AND TO 8 FT WITH  
THE EBB AROUND 645 AM FRIDAY MORNING.  
 

 
 
WEATHER.GOV/PORTLAND  
 
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