000 
FXUS66 KPQR 222213
AFDPQR

NORTHWEST OREGON AND SOUTHWEST WASHINGTON FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PORTLAND OR
230 PM PST WED NOV 22 2000

TONIGHT SHOULD START OUT RATHER COLD AGAIN INLAND VALLEYS AS STEEP
INVERSION FORMS AWAY FROM GORGE...BUT TEMPERATURES SHOULD BEGIN
RISING LATER TONIGHT AS FRONTAL CLOUDS MOVE ONSHORE. GORGE WINDS
SHOULD ALSO INCREASE AS PRES GRADIENTS TIGHTEN INTO FRONTAL LOWER
PRES. MODELS SHOWING ONLY MINOR SPLIT WITH THIS SYSTEM...AS NEXT
STRONG UPSTREAM SYSTEM SHOWS LOWER AMPLITUDE WITH STRONG ZONAL TYPE
JET. FRI SHOULD BE A BREAK DAY AS UPPER TROUGH ALREADY INLAND AND
SHORT WAVE RIDGE RAPIDLY MOVING ONTO COAST. 

MOIST ENERGETIC ZONAL FLOW ACROSS THE WESTERN AND CENTRAL PAC SHOULD
SPREAD INTO PAC NW DURING WEEKEND WITH SPLIT PUSHED WELL INLAND. ONE
FRONT MOVES INTO CWA SAT...WITH HISTORY OF HEAVY RAIN IN W PAC...THEN
AVN SHOWS SECONDARY WAVE MOVING INLAND FURTHER S ON SUN...THIS SECOND
WAVE ONLY CONSISTENT WITH PREVIOUS MRF AND NOT OTHER MODELS. DRYING
TREND LOOKS PROMISING FOR LATTER EXTENDED AS MRF/ECMWF BUILD RIDGE
NEAR COAST. FAR NW SECTIONS VULNERABLE WED IF FLOW FLATTENS. WILLIS

AST 5952  PDX 2852  SLE 1852  EUG 1852

.PDX...SMALL CRAFT ADVISORY CAPE SHOALWATER TO FLORENCE