WTIO31 PGTW 010300 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL CYCLONE 04B (FOUR) WARNING NR 002// 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: 010000Z --- NEAR 20.9N 91.7E MOVEMENT PAST SIX HOURS - 345 DEGREES AT 09 KTS POSITION ACCURATE TO WITHIN 030 NM POSITION BASED ON CENTER LOCATED BY A COMBINATION OF SATELLITE AND RADAR PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 000 NM NORTHEAST QUADRANT 080 NM SOUTHEAST QUADRANT 070 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT REPEAT POSIT: 20.9N 91.7E --- FORECASTS: 12 HRS, VALID AT: 011200Z --- 22.2N 90.3E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 030 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 070 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 300 DEG/ 10 KTS --- 24 HRS, VALID AT: 020000Z --- 23.1N 88.4E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND VECTOR TO 36 HR POSIT: 285 DEG/ 09 KTS --- 36 HRS, VALID AT: 021200Z --- 23.5N 86.4E MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 010300Z POSITION NEAR 21.2N 91.4E. 01AUG23. TROPICAL CYCLONE 04B (FOUR), LOCATED APPROXIMATELY 84 NM SOUTH OF CHITTAGONG, HAS TRACKED NORTH-NORTHWESTWARD AT 09 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT 010000Z IS 987 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 010000Z IS 18 FEET. NEXT WARNINGS AT 010900Z, 011500Z, 012100Z AND 020300Z. // NNNN