591 
FXUS66 KPQR 210409
AFDPQR

NORTHWEST OREGON AND SOUTHWEST WASHINGTON FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PORTLAND OR
900 PM PDT SAT JUL 20 2002

.SYNOPSIS...A TROUGH OF LOW PRESSURE WILL BUILD NORTH OUT OF
CALIFORNIA INTO WESTERN OREGON SUNDAY AND SLOWLY MOVE FURTHER INLAND
MONDAY.  A WEAK UPPER LEVEL LOW OFF THE CALIFORNIA COAST WILL
BEGIN SPREADING SOME THUNDERSTORM MOISTURE INTO OUR FORECAST AREA
LATE MONDAY THROUGH THE MIDDLE OF THE WEEK. AN INCREASED ONSHORE FLOW
WILL BEGIN COOLING TEMPERATURES A BIT THE SECOND HALF OF NEXT WEEK.

.DISCUSSION...
.SHORT TERM...THERMAL INDUCED TROUGH BUILDING N OF OUT CA KEEPING THE
LOW LEVEL FLOW DRY AND OFFSHORE.  AS SUCH...LITTLE PROSPECT FOR ANY
CLOUDS DEVELOPING LATER TONIGHT AS EVIDENCED BY THE DRY 00Z SLE
SOUNDING.  NEW MESOETA SUPPORTS KEEPING BOUNDARY LAYER DRY EVEN ALONG
THE COAST...SO WILL DROP THE MORNING CLOUDS AND FOG OUT COMPLETELY.
OTHERWISE STILL LOOKS TO BE QUITE WARM SUN AND AGAIN MON WITH
850 MB TEMPS 20 DEG CELCIUS AND LITTLE OR NO ONSHORE FLOW EXCEPT
ALONG THE IMMEDIATE COAST.

.LONG TERM...NO CHANGES.

AST 000001  PDX 000002  SLE 000002  EUG 000123

.PQR...SMALL CRAFT ADVISORY CAPE SHOALWATER TO FLORENCE.
ELSON