WTPQ51 RJTD 312100 RSMC TROPICAL CYCLONE ADVISORY NAME STS 2421 KONG-REY (2421) ANALYSIS PSTN 312100UTC 25.9N 120.3E FAIR MOVE N 12KT PRES 992HPA MXWD 050KT GUST 070KT 30KT 240NM SOUTHEAST 150NM NORTHWEST FORECAST 12HF 010900UTC 28.9N 122.1E 25NM 70% MOVE NNE 17KT PRES 994HPA MXWD 045KT GUST 065KT 24HF 012100UTC 30.6N 125.6E 50NM 70% EXTRATROPICAL LOW =