

902 

AGPN40 KWNM 140849

MIMPAC



MARINE WEATHER DISCUSSION FOR N PACIFIC OCEAN

NWS OCEAN PREDICTION CENTER WASHINGTON DC

149 AM PDT SUN AUG 14 2016



.FORECAST DISCUSSION: MAJOR FEATURES/WINDS/SEAS/SIGNIFICANT

.WEATHER FOR THE NORTH PACIFIC N OF 30N AND E OF 150W.



THERE WAS A ASCAT PASS AT 06Z WITH A SWATH ACRS THE WA/OR/NRN AND

CNTRL AREAS OF CA W OF 126W. WINDS WERE TO 20 KT WHICH AGREES WELL

WITH GFS 10M WINDS AND ALSO THE DATA AGREES WITH NEARBY BUOY OBS.



HIGH PRES RDG TO THE W OF THE W OF THE WTRS EARLY THIS MRNG SHUD

START TO BUILD TO THE E INTO THE WA/OR WTRS LATER TDA INTO TNGT.

MDL GUID STRENGTHENS THE AREA OF HIGH PRES THRU THU...AND THEN

STARTS TO WKN THU NGT. A COASTAL TROF ALG CA WL GRADUALLY

INTENSIFY BY LATER THIS AFTN INTO TNGT OVR NRN CA WITH MDL GUID

SHOWING INTENSIFICATION THRU WED NGT. THE COASTAL TROF THEN MOVS

OFFSHR THU AND THU NGT WITH THE STGR WINDS SHIFTING FURTHER

OFFSHR. TIMING FOR GALES IN THE OFFSHR WTRS STILL LOOKS LIKELY BY

MON NGT. MDL GUID HAS THE STGST SUSTAINED WINDS OCCURRING TUE NGT

INTO WED NGT ALG THE ERN AREAS OF THE NRN CA AND SERN OR WTRS.

ANOTHER AREA OF GALES DVLP OVR THE ERN WA WTRS WED AND WED NGT

WITH THE GFS/UKMET/GEM STGR WITH THE WINDS THAN THE ECMWF. WL CONT

TO FAVOR THE GFS THRU THE FCST PD AND WL 30M WINDS FM 12Z TUE THRU

THU MRNG.



SEAS...THE MULTIGRID WWIII AND ECMWF WAM ARE IN CLOSE AGRMT THRU

THE FCST PD AND WL USE 50/50 BLEND OF THE MDLS. THE HIGHEST SEAS

OCCUR BY WED MRNG WITH ABT 17 FT.





.EXTRATROPICAL STORM SURGE GUIDANCE...





.WARNINGS...PRELIMINARY.



.PZ5 WASHINGTON/OREGON WATERS...

.PZZ800...INNER WATERS FROM CAPE FLATTERY TO CAPE SHOALWATER...

     GALE POSSIBLE WED INTO THU. 

.PZZ900...OUTER WATERS FROM CAPE FLATTERY TO CAPE SHOALWATER...

     GALE POSSIBLE WED NIGHT INTO THU. 

.PZZ815...INNER WATERS FROM FLORENCE OR TO POINT ST. GEORGE...

     GALE POSSIBLE TUE NIGHT INTO WED NIGHT. 



.PZ6 CALIFORNIA WATERS...

.PZZ820...INNER WATERS FROM POINT ST. GEORGE TO POINT ARENA...

     GALE MON NIGHT.

     GALE POSSIBLE TUE INTO WED NIGHT. 

.PZZ920...OUTER WATERS FROM POINT ST. GEORGE TO POINT ARENA...

     GALE POSSIBLE WED INTO WED NIGHT. 

.PZZ825...INNER WATERS FROM POINT ARENA TO PIGEON POINT...

     GALE POSSIBLE WED INTO WED NIGHT. 

.PZZ925...OUTER WATERS FROM POINT ARENA TO PIGEON POINT...

     GALE POSSIBLE WED NIGHT.



$$



.FORECASTER ROWLAND. OCEAN PREDICTION CENTER.

