Marine Interpretation Message
Issued by NWS

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000
AGPN40 KWNM 280754
MIMPAC

MARINE WEATHER DISCUSSION FOR N PACIFIC OCEAN
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1254 AM PDT THU MAY 28 2015

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

THE 06Z SFC ANALYSIS INDICATED HIGH PRES RIDGE EXTENDING FROM GULF
OF AK SE SE ACROSS THE OFFSHORE WATERS. A NEARLY STATIONARY LOW
PRES WAS LOCATED NEAR 39N149W. AN ASCAT PASS FROM LATE WED EVENING
INDICATED WINDS 20 KT OR LESS OVER THE OFFSHORE AND COASTAL
WATERS.

THE 00Z MODELS CONTINUE TO BE IN VERY GOOD AGREEMENT THROUGH MOST
OF THE FCST PERIOD. THE HIGH PRES RIDGE CURRENTLY OVER THE AREA
WILL REMAIN IN PLACE THROUGH FRI NIGHT...THEN WEAKEN SAT INTO SAT
NIGHT AS LOW PRES APPROACHES THE N CA OFFSHORE WATERS. THE 00Z
ECMWF IS SLIGHTLY STRONGER WITH THE LOW COMPARED TO THE OTHER
MODELS...WITH THE GFS A DECENT COMPROMISE. THE LOW PRES WILL THEN
DISSIPATE SUN NIGHT WITH HIGH PRES AGAIN BUILDING OVER THE AREA
MON AND MON NIGHT. WILL POPULATE WIND GRIDS USING THE 10M GFS
WINDS THROUGHOUT.

.SEAS...THE 06Z SEA STATE ANALYSIS INDICATED THAT OBSERVED SEAS
WERE WITHIN A FT OF THE MODEL FCST VALUES. SINCE WILL BE USING THE
GFS WINDS THROUGH THE PERIOD...WILL ALSO POPULATE THE WAVE GRIDS
USING THE ENP VALUES.

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

.WARNINGS...PRELIMINARY.

.PZ5 WASHINGTON/OREGON WATERS...
     NONE.

.PZ6 CALIFORNIA WATERS...
     NONE.

$$

.FORECASTER KOSIER. OCEAN PREDICTION CENTER.


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