WTIO51 PGTW 201500 RRA WARNING ATCG MIL 04B NIO 180920140541 2018092012 04B FOUR 001 01 315 07 SATL 060 T000 181N 0863E 035 R034 065 NE QD 085 SE QD 085 SW QD 065 NW QD T012 200N 0844E 035 R034 065 NE QD 085 SE QD 085 SW QD 065 NW QD T024 210N 0818E 025 AMP 012HR DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND 024HR DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND SUBJ: TROPICAL CYCLONE WARNING 1. TROPICAL CYCLONE 04B (FOUR) WARNING NR 001 01 ACTIVE TROPICAL CYCLONE IN NORTHIO MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 201200Z --- NEAR 18.1N 86.3E MOVEMENT PAST SIX HOURS - 315 DEGREES AT 07 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 - 065 NM NORTHEAST QUADRANT 085 NM SOUTHEAST QUADRANT 085 NM SOUTHWEST QUADRANT 065 NM NORTHWEST QUADRANT REPEAT POSIT: 18.1N 86.3E --- FORECASTS: 12 HRS, VALID AT: 210000Z --- 20.0N 84.4E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND RADIUS OF 034 KT WINDS - 065 NM NORTHEAST QUADRANT 085 NM SOUTHEAST QUADRANT 085 NM SOUTHWEST QUADRANT 065 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 295 DEG/ 13 KTS