773 
AGPN40 KWNM 071402
MIMPAC

MARINE WEATHER DISCUSSION FOR N PACIFIC OCEAN 
NWS OCEAN PREDICTION CENTER WASHINGTON DC
533 AM PST SAT 7 NOV 2009 

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

LATEST SCAT PASS AND OBS INDICATE THAT MOST OF THE GALE 
CONDITIONS ARE W OF OFFSHORE WATERS AND RECENT GFS SUGGESTS BLO 
GALE FORCE FOR TODAY...THEREFOR WILL DROP MENTION OF GALES 
ACROSS OFFSHORE WATERS...WILL KEEP GALES FOR SUN NIGHT INADV OF 
NEXT FRONTAL BNDRY.

THE 00Z MODEL RUNS LOOK TO BE IN REASONABLE AGREEMENT ACROSS THE 
OFFSHORE WATERS THE NEXT FEW DAYS. WESTERLY FLOW IS EXPECTED TO 
CONTINUE ACROSS THE PZ5 WATERS TONIGHT INTO SAT NIGHT WITH WINDS 
AS HIGH AS 35 KT ACROSS PORTIONS OF THE WASHINGTON AND OREGON 
WATERS. BY SUN NIGHT LOW PRES IS STILL EXPECTED TO TRACK NE 
ACROSS THE WASHINGTON WATERS WITH STRONG GALES IN THE SW FLOW 
AHEAD OF THE FRONT ACROSS THE PZ5 WATERS. BY LATE WED THE 
CANADIAN DROPS A LOW SE INTO THE OREGON WATERS...BUT ATTM WILL 
LEAN MORE TOWARDS THE GFS SOLUTION WHICH IS NOT SHOWING THIS 
LOW. 
FARTHER S...MAINLY LIGHT WINDS IN PLACE ACROSS THE SRN PZ6 
WATERS WILL INCREASE TO 30 KT W OF POINT CONCEPTION BY LATE SAT 
AS HIGH PRES W OF THE AREA COMBINES WITH A THERMAL TROF ALONG 
THE COAST OF SRN CALIFORNIA. WINDS WILL AGAIN INCREASE W OF 
POINT CONCEPTION BY WED AS A COLD FRONT MOVES INTO THE SRN 
CALIFORNIA WATERS. WINDS WILL COME CLOSE TO GALE FORCE ON 
WED...BUT FOR NOW WILL HOLD THEM AT 30 KT. 

THE WAVEWATCH MODEL LOOKS REASONABLE AND WILL BE FOLLOWED FAIRLY 
CLOSELY DURING THE FORECAST PERIOD. LARGE SWELL FROM A LOW IN 
THE GULF OF ALASKA WILL CONTINUE TO AFFECT THE OFFSHORE WATERS 
THROUGH SUN. 

.WARNINGS/FORECAST CONFIDENCE...WARNINGS ARE PRELIMINARY AND ARE 
SUBJECT TO CHANGE. ANY CHANGES WILL BE COORDINATED THROUGH AWIPS 
12 PLANET CHAT OR BY TELEPHONE. 

.PZ5 WASHINGTON/OREGON WATERS... 
.CAPE FLATTERY TO CAPE LOOKOUT...GALE SUN NIGHT AND MON...MDT 
CONFDC. 
.CAPE LOOKOUT TO POINT ST GEORGE...GALE SUN NIGHT AND MON...MDT 
CONFDC. 

.PZ6 CALIFORNIA WATERS... 
.PT ST GEORGE TO PT ARENA...NONE. 
.PT ARENA TO PT CONCEPTION...NONE. 
.PT CONCEPTION TO GUADALUPE ISLAND...NONE. 

.FORECASTER SHAW. OCEAN FORECAST BRANCH.