999 FXUS66 KPQR 171620 AFDPQR NORTHWEST OREGON AND SOUTHWEST WASHINGTON FORECAST DISCUSSION NATIONAL WEATHER SERVICE PORTLAND OR 830 AM PST WED MAR 17 1999 MODELS CONTINUE TO SHOW SIMILAR TREND. FRONT ALONG COAST THIS MORNING PUSHES INLNAD THIS AFTERNOON. SYSTEM WEAK. SCA GRADIENT ALONG COAST THIS MORNING WEAKENS AS FRONT MOVES ASHORE. STRONG SHORT WAVE NEAR 145W DEEPENS UPPER LOW OFF CALIFORNIA COAST BY THU MORNING. UPPER FLOW BACKS MORE SSW ALLOWING MODERATE SHORT WAVE TO MOVE OVER NW ORE TONIGHT. THIS REENERGIZES FRONTAL ZONE GIVING MOST PCPN WITH THIS SYSTEM. SHORT WAVE MOVES INTO W WASHINGTON EARLY THU. FRONTAL ZONE REMAINS OVER W ORE THU THOUGH WITHOUT MUCH DYNAMICS PCPN BECOMES MORE INTERMITTENT. MOIST FRONTAL ZONE SLOWLY WEAKENS THU AS MAIN DYNAMICS MOVES S INTO CALIFORNIA NEAR UPPER LOW. KOSOVITZ AST 898 PDX 587 SLE 587 EUG 587 .PDX...SMALL CRAFT ADVISORY COASTAL WATERS.