Marine Interpretation Message
Issued by NWS

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000
AGPN40 KWNM 041947
MIMPAC

MARINE WEATHER DISCUSSION FOR N PACIFIC OCEAN
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1247 PM PDT SAT JUL 4 2015

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

12Z GLOBAL MODELS IN GOOD AGRMT THRU THE FCST PERIOD. WILL
POPULATE WIND GRIDS WITH 10M WINDS FROM THE 12Z GFS THRU THE FCST
PERIOD...WITH THE EXCEPTION OF OVER THE WASH WATERS FOR THE FIRST
PERIOD WHERE WINDS WERE BOOSTED BY 10 TO 15 PERCENT. LATEST GFS IN
LINE WITH BOTH THE ECMWF AND THE UKMET THRU THE PERIOD.

LATEST SFC OBS SHOWING WINDS TO GALE FORCE OFF VANCOUVER ISLAND.
BOOSTED THE 10M WINDS OVER THE NRN WASH WATERS FOR TONIGHT TO
CONTINUE WITH GALE FORCE WINDS INTO THE OVERNIGHT HOURS. MODELS
SHOWING GRADIENT BEGINNING TO RELAX BY DAYBREAK SUN. HIGHER CONFDC
IN GALES N OF THE WATERS...BUT WITH NO DATA OVER THE NRN WASH
WATERS...DO NOT HAVE ENUF CONFDC TO TAKE GALES OUT OF THE FCST
ATTM.

QUIET WEATHER IS EXPECTED FOR THE REMAINDER OF THE FCST PERIOD AS
THE TROF MOVES OFFSHR. ENHANCED NWLY FLOW EXPECTED TO RETURN TO
THE NRN PZ5 WATERS TOWARDS THE END OF THE FCST PERIOD AS THE TROF
DSIPTS AND THE HIGH REBUILDS TOWARDS THE REGION BUT GALES ARE NOT
EXPECTED ATTM.


.SEAS...ENP VERSION OF WWIII WITHIN A FT OR TWO OF CURRENT OBS.
WILL POPULATE WAVE GRIDS WITH 12Z ENP THROUGH THE FCST PERIOD.
SEAS TO 12 FT EXPECTED TONIGHT OVER THE NRN WASH WATERS.


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


.WARNINGS...PRELIMINARY.

.PZ5 WASHINGTON/OREGON WATERS...
.PZZ800...INNER WATERS FROM CAPE FLATTERY TO CAPE SHOALWATER...
     GALE TONIGHT.
.PZZ900...OUTER WATERS FROM CAPE FLATTERY TO CAPE SHOALWATER...
     GALE TONIGHT.

.PZ6 CALIFORNIA WATERS...
     NONE.

$$

.FORECASTER ACHORN. OCEAN PREDICTION CENTER.



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