

057 

AGPN40 KWNM 012018

MIMPAC



MARINE WEATHER DISCUSSION FOR N PACIFIC OCEAN

NWS OCEAN PREDICTION CENTER WASHINGTON DC

118 PM PDT THU SEP 1 2016



.FORECAST DISCUSSION: MAJOR FEATURES/WINDS/SEAS/SIGNIFICANT

.WEATHER FOR THE NORTH PACIFIC N OF 30N AND E OF 150W.



THE FCST PATTERN HASNT CHANGED MUCH THE PAST SEVERAL DAYS AND

REMAINS VERY STABLE. A LOW PRES TROUGH WILL PERSIST ALONG THE CA

CST FOR THE UPCOMING WEEK. THIS WILL BE THE FOCUS OF THE HIGHER

WINDS DURING THE PERIOD. GENERALLY 20-25 KT ACROSS THE INNER

OFFSHORE WATERS...WITH WINDS TO 30 KT AND OCCASIONALLY GUSTING TO

GALE FORCE ACROSS SMALL AREAS OF THE COASTAL ZONES. HIGH PRES WILL

REMAIN ANCHERED WELL W OF THE REGION. A RIDGE AXIS WILL

PERIODICALLY BUILD E AND NE INTO THE NRN CA WATERS AND WERN PTN OF

THE WA/CA AREA. A SERIES OF WEAK S/WVS WILL ROTATE OVER THE TOP OF

THE RIDGE AND DIG SE OVE THE WA/OR WATERS OVR THE NEXT 7 DAYS.



THE 12Z GLOBAL GUIDANCE IS IN PRETTY GOOD AGREEMENT THROUGHOUT THE

FCST PERIOD WITH SOME MINOR DIFFERENCES. THE SMALL DIFFERENCES

HAVE TO DO WITH THE LOCATION OF THE VARIES WEAK S/WVS AS THE MOVE

OVR THE NRN WATERS. NO LARGE SYSTEMS ARE EXPECTED ATTM AND WINDS

ARE NOT EXPECTED TO EXCEED 25 KT DURING ANY PART OF THE

FCT...EXCEPT A SLIGHT POSS OF WINDS TO 30 KT OVER FAR ERN PTN OF

THE INNER OFFSHORE WATERS ALONG THE CA CST. WILL POP THE WIND

GRIDS USING THE GFS THROUGHOUT THE PERIOD...AND WILL POP THE SEAS

USING THE ENP.

 

THE ASCAT PASS FROM 18Z DOESNT SHOW ANY WINDS OVER THE WATERS

HIGHER THAN 20 KT. LATEST OBS INDICATE SEAS ARE GENERALLY 5-8 FT

ACROSS THE WATERS.



EXTRATROPICAL STORM SURGE GUIDANCE...N/A.



.WARNINGS...PRELIMINARY.



.PZ5 WASHINGTON/OREGON WATERS...

     NONE.



.PZ6 CALIFORNIA WATERS...

     NONE.



$$



.FORECASTER SHAW. OCEAN PREDICTION CENTER.

