Marine Interpretation Message
Issued by NWS

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AGPN40 KWNM 252054
MIMPAC

MARINE WEATHER DISCUSSION FOR N PACIFIC OCEAN
NWS OCEAN PREDICTION CENTER WASHINGTON DC
154 PM PDT FRI JUL 25 2014

.FORECAST DISCUSSION: MAJOR FEATURES/WINDS/SEAS/SIGNIFICANT
.WEATHER FOR THE NORTH PACIFIC N OF 30N AND E OF 150W.

COASTAL TROF ALG NRN AND CNTRL AREAS OF CA BEGINS TO WKN LATER
TNGT INTO SAT...WHILE PERSISTING THRU WED NGT. HIGH PRES AREA
RMNS CNTRD WELL W OF THE NRN AND CNTRL CA THRU WED NGT AND GRADUALLY
DRIFTS EWD THRU MON. STGST PRES GRAD RMNS ALG THE ERN AREAS OF THE
NRN AND CNTRL CA WTRS EARLY THIS AFTN AND SUPPORTS WINDS TO 30 KT.
MDLS ARE SMLR WITH TRENDS AND THERE IS LTL DIFFS TO NOTE THRU MUCH
OF THE FCST PD WITH THE EXCEPTION OF WED NGT. GFS IS SLOWER WITH
INTENSIFYING COASTAL TROF WED NGT WHILE UKMET/ECMWF ARE QUICKER.
WL USE THE UKMET/ECMWF FOR WED NGT. WL USE 30M GFS WINDS OVR AREAS
OF STGST PRES GRAD ALG THE ERN AREAS OF THE CNTRL AND NRN CA
WTRS...AND INTO THE ERN OR WTRS THRU WED NGT.

SEAS...OBS 18Z SEAS FM BUOYS CONT TO MATCH WELL WITH BOTH THE 12Z
WWIII AND ECMWF WV GUID. COMPARISON OF MDLS SHOW CLOSE AGRMT THRU
THE FCST PD WITH THE EXCEPTION OF WED NGT WHERE ECMWF IS ABT 3 FT
HIGHER APPARENTLY DUE TO COASTAL TROF INTENSIFYING. BEYOND DAY 5
ON BY LATE FRI THE WWIII GETS INTO AGRMT WITH ECMWF WV OUTPUT.
PLAN ON USING THE ECMWF WV OUTPUT FOR WED NGT INTO THU.


.EXTRATROPICAL STORM SURGE GUIDANCE...N/A



.WARNINGS...PRELIMINARY.

.PZ5 WASHINGTON/OREGON WATERS...
     NONE.

.PZ6 CALIFORNIA WATERS...
     NONE.

$$

.FORECASTER ROWLAND. OCEAN PREDICTION CENTER.


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