WTIO31 PGTW 202100 RRA MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE WARNING// RMKS/ 1. TROPICAL CYCLONE 04B (FOUR) WARNING NR 002 01 ACTIVE TROPICAL CYCLONE IN NORTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 201800Z --- NEAR 19.2N 85.4E MOVEMENT PAST SIX HOURS - 315 DEGREES AT 14 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 055 NM NORTHEAST QUADRANT 050 NM SOUTHEAST QUADRANT 050 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT REPEAT POSIT: 19.2N 85.4E --- FORECASTS: 12 HRS, VALID AT: 210600Z --- 20.6N 82.8E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 202100Z POSITION NEAR 19.5N 84.8E. TROPICAL CYCLONE (TC) 04B (FOUR), LOCATED APPROXIMATELY 264 NM SOUTHWEST OF KOLKATA, INDIA, HAS TRACKED NORTHWESTWARD AT 14 KNOTS OVER THE PAST SIX HOURS. THE INITIAL POSITION IS PLACED WITH LOW CONFIDENCE BASED ON ANIMATED ENHANCED INFRARED SATELLITE IMAGERY WHICH DEPICTS FLARING DEEP CONVECTION TO THE SOUTH OF A PARTIALLY EXPOSED, BUT DIFFICULT TO DISCERN, LOW LEVEL CIRCULATION CENTER. THE INITIAL INTENSITY OF 35 KNOTS IS HEDGED ABOVE PGTW AND KNES DVORAK CURRENT INTENSITY ESTIMATES OF T2.0 BASED ON A 201449Z METOP-A ASCAT