Marine Interpretation Message
Issued by NWS

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AGPN40 KWNM 072052
MIMPAC

MARINE WEATHER DISCUSSION FOR N PACIFIC OCEAN
NWS OCEAN PREDICTION CENTER WASHINGTON DC
152 PM PDT TUE JUL 7 2015

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

PER 18Z OPC SFC ANALYSIS A LOW PRES TROUGH EXTENDED ACROSS THE PZ5
SWD INTO THE NRN PZ6 WATERS. A WEAK HIGH PRES RIDGE WAS PRESENT
ACROSS THE REST OF THE PZ6 WATERS. AVAILABLE ASCAT HIRES DATA OVER
THE OFFSHORE WATERS INDICATED WINDS UNDER 10 KT IN THE CENTRAL PZ6
WATERS.

NO MAJOR CHANGES MADE IN THIS AFTERNOON FORECAST PACKAGE. 12Z
GUIDANCE WAS IN GOOD AGREEMENT THROUGH DAY 4...W/SOME DIFFERENCES
NOTED BY DAY 5. FAVORED 12Z GFS 10M WINDS THROUGH DAY 4 W/A 50/50
BLEND OF THE 12Z GFS/ECMWF ON DAY 5. PRES GRADIENT OVER THE
OFFSHORE WATERS REMAINS WEEK THROUGH THE DAY PERIOD DUE TO A
SERIES OF LOW PRES TROUGH EXTENDING OVER THE WATERS W/THE HIGH
PRES RIDGING OFF TO THE W. A HIGH PRES RIDGE IS EXPECTED FARTHER S
OVER THE SRN HALF OF THE PZ6 WATERS THROUGH THE 5 DAY
PERIOD...ALBEIT ITS EXPECTED TO BE WEAK.

.SEAS...FAVORED 12Z NWW3 WHERE 12Z GFS WINDS WERE FAVORED...50/50
BLEND OF NWW3/ECMWF WAVE MODEL WHERE GFS/ECMWF WINDS WERE FAVORED.


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

.WARNINGS...PRELIMINARY.

.PZ5 WASHINGTON/OREGON WATERS...
     NONE.

.PZ6 CALIFORNIA WATERS...
     NONE.

$$

.FORECASTER HOLLEY. OCEAN PREDICTION CENTER.


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