000
AGPN40 KWNM 072110
MIMPAC

MARINE WEATHER DISCUSSION FOR N PACIFIC OCEAN
NWS OCEAN PREDICTION CENTER WASHINGTON DC
110 PM PST SUN FEB 7 2016

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

THERE WAS AN ASCATB PASS WITH A SWATH OVR THE OFFSHR WTRS BETWEEN
127W AND 123W AT 1746Z. WHERE WIND DATA WAS AVLBL THE STGST CONDS
WERE NR THE ERN SECTION OF THE WA WTRS S OF THE WM FNT WHICH WAS N
OF THE WTRS NR VANCOUVER ISLD. ELSW THE ASCATB DATA SUPPORTED
SVRL SHIP OBS OVR THE NRN CA WTRS...ALTHO JUST W OF THE SRN CA
THERE WAS A SHIP WITH NE WINDS TO 20 KT WHILE ASCATB HAD 10 KT.
WITH REGARDS TO SEAS THE MULTIGRID WWIII MATCHES UP WELL WITH OBS
SEAS OVR THE OFFSHR WTRS. JUST W OF VANCOUVER ISLD THE WWIII WAS
MORE CLOSELY MATCHING CONDS OVR A SMALL AREA ASSOC WITH THE FNT
MOVG E OVR THIS REGION WITH THE ECMWF WAM UNDERDONE OVR THIS
AREA.

INIT THE 12Z MDL GUID LOOKS SMLR WITH WITH SFC WINDS ASSOC WITH
FNT W OF THE AREA AND N OF THE OFFSHR WTRS. HIGH PRES OVR INLAND
AREAS THIS AFTN HAD A RDG XTNDG WWD OVR PART OF THE WA AND OVR THE OR
INTO CA WTRS THIS AFTN. THE HIGH PRES AREA RMNS INTO MON AFTN.
BY TUE THE UPR RDG THAT MOVS INLAND AND AMPLIFIES OVR THE WRN US
INTO WRN CANADA SHUD LIMIT STRENGTH OF SLY WINDS OVR THE WA/OR/NRN
CA OFFSHR WTRS. WL CONT TO FAVOR THE GEM/UKMET/ECMWF WHICH ARE
NOT AS STG WITH WINDS AS THE GFS. BY WED THE GFS IS STGR WITH CD
FNT THAT APPROACHES THE AREA AND THEN MOVS E INTO THE WTRS.
PREFER THE UKMET/ECMWF WHICH ARE NOT AS STG AND ARE QUICKER WITH
WEAKENING THE FNT AS IT ATTEMPTS TO MOV EWD OVR THE WTRS. FOR WED
INTO FRI NGT WL FAVOR THE ECMWF WITH THE GRIDS.

SEAS...WL USE A 50/50 BLEND OF THE 12Z MULTIGRID WWIII AND ECMWF
WAM THRU 12Z WED WITH SEAS ACRS THE OFFSHR WTRS...THEN FAVOR THE
ECMWF WAM THE RMNDR OF FCST PD.

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



.WARNINGS...PRELIMINARY.

.PZ5 WASHINGTON/OREGON WATERS...
NONE.

.PZ6 CALIFORNIA WATERS...
NONE.

$$

.FORECASTER ROWLAND. OCEAN PREDICTION CENTER.