WHCI28 BCGZ 232000 TS WARNING NR 18 AT 231800 Z 2619 (2619 NARRA) 990 HPA NEAR 20.4 NORTH 108 EAST POSITION FAIR BASED ON SYNOPTIC AND SATELLITE DATA MAX WINDS 45 KNOTS GUSTS 55 KNOTS NEAR CENTER RADIUS OF OVER 25 KT WINDS 250 KMS OVER WATER MOVING ENE AT 4 KNOTS 24 HR FCST POSIT AT 241800 Z NEAR 20.27 NORTH 109.34 EAST MAX WINDS 55 KNOTS GUSTS 70 KNOTS NEAR CENTER 48 HR FCST POSIT AT 251800 Z NEAR 21 NORTH 109.62 EAST MAX WINDS 45 KNOTS GUSTS 55 KNOTS NEAR CENTER