

432 

AGPN40 KWNM 261456

MIMPAC



MARINE WEATHER DISCUSSION FOR N PACIFIC OCEAN

NWS OCEAN PREDICTION CENTER WASHINGTON DC

756 AM PDT FRI AUG 26 2016



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

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



ATTM I DONT PLAN ON MAKING ANY CHANGES TO THE CURRENT GRIDS OR

ASSOCIATED TEXT FCST. WINDS MAY INCREASE TO NR 30 KT OVER INNER

SRN CA WATERS LATER IN THE PERIOD ALTHOUGH GALES ARE NOT

EXPECTED.



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PREVIOUS DISCUSSION...



00Z GLOBAL MODELS IN GOOD AGREEMENT THROUGH THE FORECAST PERIOD.

WILL POPULATE WIND GRIDS WITH 10M WINDS FROM 00Z GFS THROUGH

TUE...THEN SWITCH TO THE 00Z ECMWF FOR THE REMAINDER OF THE

FORECAST PERIOD.



STRONG HIGH PRES NW OF THE AREA PRODUCING WINDS IN THE 20 TO 25 KT

RANGE OVER MOST OF THE PZ5 WATERS. WINDS WILL SLOWLY DIMINISH

TODAY AND TONIGHT AS THE RIDGE MOVES W AND SLOWLY WEAKENS. A TROF

IS EXPECTED TO DEVELOP NEAR VANCOUVER ISLAND TONIGHT INTO

SAT...ENHANCING WINDS OVER THE NE PORTION OF THE NRN PZ5 WATERS

TONIGHT INTO SAT...BEFORE WEAKENING LATER SAT AND SAT NIGHT. 



A WEAK COLD FRONT WILL MOVE INTO THE NRN WATERS SUN NIGHT AND MOVE

ACROSS THE PZ5 WATERS MON AND MON NIGHT BEFORE DISSIPATING AS IT

MOVES INTO THE NRN P6 WATERS TUE. WINDS NOT EXPECTED TO EXCEED 20

KT WITH THE FRONT. SWITCHED TO THE ECMWF FOR TUE NIGHT AS IT HAD A

BETTER HANDLE WITH ASSOCIATED LOW MOVING TOWARDS THE REGION. 



COASTAL TROF DEVELOPS ALONG THE CENTRAL AND SRN CALIFORNIA COAST

MON NIGHT AND IS EXPECTED TO PERSIST UNTIL THE REMAINDER OF THE

FORECAST PERIOD. WINDS TO 25 KT EXPECTED IN THE NLY FLOW. 



.SEAS...WWIII ENP WITHIN A FT OR TWO OF CURRENT OBS. WILL POPULATE

WAVE GRIDS FROM 00Z ENP THROUGH TUE...THEN SWITCH TO THE ECMWF

WAVE THEREAFTER...AS WENT WITH ECWMF SOLUTION FOR WINDS.





.EXTRATROPICAL STORM SURGE GUIDANCE...N/A.







.WARNINGS...PRELIMINARY.



.PZ5 WASHINGTON/OREGON WATERS...

     NONE.



.PZ6 CALIFORNIA WATERS...

     NONE.



$$



.FORECASTER SHAW/ACHORN. OCEAN PREDICTION CENTER.

