Marine Interpretation Message
Issued by NWS

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000
AGPN40 KWNM 042024
MIMPAC

MARINE WEATHER DISCUSSION FOR N PACIFIC OCEAN
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1224 PM PST WED MAR 4 2015

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

NOT MUCH CHANGE TO THE SYNOPTIC PATTERN XPCTD FOR THE NXT SVRL
DAYS. BLOCKING UPR RIDGE WL RMN NEARLY STNRY ACRS THE EPAC AND
OFSHR WTRS WHICH WILL RESULT IN MOSTLY LT/MOD WINDS AND SEAS
THRUT THE ENTIRE FCST. NOTHING REMOTELY APRCHG GALE CRITERIA
XPCTD.

WL USE THE 12Z GFS THRU MON AT 00Z...THEN SHIFT GRIDS/TEXT TO 12Z
ECMWF ONWARDS. FOR NOW GFS IS THE ONLY SOLN PUSHING A CDFNT ACRS
PZ5 WTRS MON...THEN DVLPG N-NW-LY 20-25 KT WINDS ACRS THE WASH RGN
BY MON NGT. CONVERSELY MON AND MON NGT THE 12Z GEM/UKMET/ECMWF ALL
PLACE A SFC RIDGE ACRS THE MIDDLE OF THE PZ5 ZNS YIELDING ONLY
LIGHT VARIABLE WINDS BENEATH THE RIDGE. SHUD ALSO BE NOTED 12Z GFS
NOT SUPPORTED BY 12Z GEFS MEAN...LENDING MORE CONFDC IN TRENDING
THE AFTN PKG TWD THE 12Z ECMWF IN THE LONG RANGE.

SEAS...WL POPULATE SIG WVHT GRIDS BASED ON 12Z ENP WW3 THRU 00Z
MON...THEN SWITCH FCST TO 12Z WAM ONWARDS. REASONING STATED ABV.

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

.WARNINGS...PRELIMINARY.

.PZ5 WASHINGTON/OREGON WATERS...
     NONE.

.PZ6 CALIFORNIA WATERS...
     NONE.

$$

.FORECASTER COLLINS. OCEAN PREDICTION CENTER.


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