WTIO51 PGTW 090300 WARNING ATCG MIL 04B NIO 171209011517 2017120900 04B FOUR 002 01 015 12 SATL 060 T000 193N 0869E 040 R034 025 NE QD 025 SE QD 025 SW QD 040 NW QD T012 208N 0875E 035 R034 000 NE QD 000 SE QD 020 SW QD 020 NW QD T024 223N 0885E 020 AMP 012HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER 024HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND SUBJ: TROPICAL CYCLONE 04B (FOUR) WARNING NR 002 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: 090000Z --- NEAR 19.3N 86.9E MOVEMENT PAST SIX HOURS - 015 DEGREES AT 12 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 025 NM NORTHEAST QUADRANT 025 NM SOUTHEAST QUADRANT 025 NM SOUTHWEST QUADRANT 040 NM NORTHWEST QUADRANT REPEAT POSIT: 19.3N 86.9E --- FORECASTS: 12 HRS, VALID AT: 091200Z --- 20.8N 87.5E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER RADIUS OF 034 KT WINDS - 000 NM NORTHEAST QUADRANT 000 NM SOUTHEAST QUADRANT 020 NM SOUTHWEST QUADRANT 020 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 030 DEG/ 09 KTS --- 24 HRS, VALID AT: 100000Z --- 22.3N 88.5E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND --- REMARKS: 090300Z POSITION NEAR 19.7N 87.0E. TROPICAL CYCLONE 04B (FOUR), LOCATED APPROXIMATELY 215 NM SOUTH- SOUTHWEST OF CALCUTTA, INDIA, HAS TRACKED NORTH-NORTHEASTWARD AT 12 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 090000Z IS 13 FEET. NEXT WARNINGS AT 090900Z, 091500Z AND 092100Z.// 0417120506 63N 905E 25 0417120512 67N 902E 25 0417120518 75N 897E 25 0417120600 86N 896E 25 0417120606 93N 892E 25 0417120612 101N 890E 25 0417120618 108N 885E 30 0417120700 115N 883E 30 0417120706 122N 881E 30 0417120712 130N 879E 30 0417120718 138N 876E 30 0417120800 145N 871E 30 0417120806 157N 868E 30 0417120812 168N 867E 30 0417120818 181N 866E 40 0417120900 193N 869E 40