Marine Interpretation Message
Issued by NWS

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AGPN40 KWNM 240917
MIMPAC

MARINE WEATHER DISCUSSION FOR N PACIFIC OCEAN
NWS OCEAN PREDICTION CENTER WASHINGTON DC
217 AM PDT THU APR 24 2014

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

LOW PRES WAS OVR THE NRN WA WTRS EARLY THIS MRNG. MDLS ARE SMLR
WITH LOW MOVG NE AND N OF THE AREA TDA WHILE BECOMG WKR. OVR THE
OFFSHR WTRS WL ALLOW GALES OVR THE WA WTRS TO EXPIRE AND HAV
WINDS TO 30 KT INIT...THEN WKN LATER THIS AFTN AND TNGT. ELSW ALG
THE SRN CA WTRS WL HAV WINDS TO 25 KT TDY AND TNGT ASSOC WITH A
COASTAL TROF. A STG CD FNT WL APPROACH THE NRN OFFSHR WTRS FRI
NGT...AND CROSS INTO THE WA/OR/NRN CA WTRS. WL CONT TO HAV GALES
OVER THE WA INTO THE OR WTRS SAT INADVOF FNT. GFS/GEM RMNS
CONSISTENT WITH GALES WITH UKMET AND ECMWF WKR. ON SAT GFS/ECMWF
STRENGTHEN COASTAL TROF ALG THE ERN AREAS OF THE CNTRL AND SRN CA
WTRS. WL STAY WITH 30 KT OVR THIS REGION SAT INTO SUN. MDL KPS
WINDS STG OVR THIS REGION INTO MON...ALTHO WITH SOME WEAKENING. THE
ECMWF WV GUID DVLPS SEAS SVRL FT HIGHER THAN THE WWIII GUID.

SEAS...PLAN TO BLEND THE WWIII WITH THE ECMWF WV GUID 40/60 THRU
THE FCST PD. THERE ARE FEW DIFFS THRU THE FCST PD WITH GREATEST
DIFFS OCCURRING OVR THE SRN CA WTRS WHERE ECMWF IS HIGHER THAN
WWIII.

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

.WARNINGS...PRELIMINARY. ANY CHANGES WILL BE COORDINATED THROUGH
AWIPS 12 PLANET CHAT OR BY TELEPHONE:

.PZ5 WASHINGTON/OREGON WATERS...
.PZZ800...INNER WATERS FROM CAPE FLATTERY TO CAPE SHOALWATER...
     GALE POSSIBLE SAT.
.PZZ900...OUTER WATERS FROM CAPE FLATTERY TO CAPE SHOALWATER...
     GALE EARLY TODAY.
     GALE POSSIBLE SAT.
.PZZ805...INNER WATERS FROM CAPE SHOALWATER TO CAPE LOOKOUT...
     GALE POSSIBLE SAT.
.PZZ905...OUTER WATERS FROM CAPE SHOALWATER TO CAPE LOOKOUT...
     GALE EARLY TODAY.
     GALE POSSIBLE SAT.
.PZZ810...INNER WATERS FROM CAPE LOOKOUT TO FLORENCE OR...
     GALE POSSIBLE SAT.
.PZZ910...OUTER WATERS FROM CAPE LOOKOUT TO FLORENCE OR...
     GALE POSSIBLE SAT.
.PZZ815...INNER WATERS FROM FLORENCE OR TO POINT ST. GEORGE...
     GALE POSSIBLE SAT.

.PZ6 CALIFORNIA WATERS...
     NONE.

$$

.FORECASTER ROWLAND. OCEAN PREDICTION CENTER.



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