Marine Interpretation Message
Issued by NWS

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AGPN40 KWNM 240815
MIMPAC

MARINE WEATHER DISCUSSION FOR N PACIFIC OCEAN
NWS OCEAN PREDICTION CENTER WASHINGTON DC
115 AM PDT FRI 24 MAY 2013

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

THE 00Z MODELS ARE IN GOOD AGREEMENT THROUGHOUT THE FORECAST
PERIOD AND REMAIN CONSISTENT WITH PREVIOUS GUIDANCE. HEADLINES
REMAIN INTACT AS GALES STILL EXPECTED LATE MON AND AGAIN LATE
TUE FOR THE NE PORTION OF THE SRN CA WATERS...AS THESE ARE THE
PERIODS DURING WHICH THE GRADIENT BETWEEN HIGH PRES W OF THE
WATERS AND INLAND COASTAL TROUGH IS TIGHTEST.

HIGH PRES REMAINS FIRMLY ANCHORED W OF THE CA WATERS WITH A 1032
MB HIGH NEAR 39N143W AS OF THE 06Z SURFACE ANALYSIS. A 1016 MB
LOW NEAR 51N143W ATTM WILL MOVE SE...PUSHING THROUGH THE NRN
WATERS BY TONIGHT INTO SAT. A FRONT FURTHER DOWNSTREAM WILL MOVE
THROUGH THE NRN WATERS SUN INTO TUES. HOWEVER...WINDS WILL
REMAIN SUB-GALE OVER THER NRN WATERS THROUGHOUT THE PERIOD.

WILL GENERALLY FOLLOW THE GFS FOR THIS PACKAGE...AND USE THE
NWW3 FOR THE SEAS. THE MODEL OUTPUT COMPARED WELL WITH THE 06Z
SEA STATE ANALYSIS.

EXTRATROPICAL STORM SURGE GUIDANCE...N/A.

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

.PZ5 WASHINGTON/OREGON WATERS...
.CAPE FLATTERY TO CAPE LOOKOUT...NONE.
.CAPE LOOKOUT TO PT ST GEORGE...NONE.

.PZ6 CALIFORNIA WATERS...
.PT ST GEORGE TO PT ARENA...NONE.
.PT ARENA TO PT CONCEPTION...NONE.
.PT CONCEPTION TO GUADALUPE ISLAND...GALE MON...LOW TO MDT
CONFDC. GALE TUE...LOW TO MDT CONFDC.

$$

.FORECASTER BELL. OCEAN PREDICTION CENTER.
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