WTPN31 PGTW 130900 1. TROPICAL DEPRESSION 18W WARNING NR 011 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE --- WARNING POSITION: 130600Z0 --- NEAR 14.6N1 122.5E0 MOVEMENT PAST SIX HOURS - 285 DEGREES AT 17 KTS POSITION ACCURATE TO WITHIN 060 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT REPEAT POSIT: 14.6N1 122.5E0 --- FORECASTS: 12 HRS, VALID AT: 131800Z3 --- 15.1N7 120.5E8 MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT VECTOR TO 24 HR POSIT: 275 DEG/ 09 KTS --- 24 HRS, VALID AT: 140600Z1 --- 15.3N9 118.6E6 MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT VECTOR TO 36 HR POSIT: 275 DEG/ 08 KTS --- 36 HRS, VALID AT: 141800Z4 --- 15.4N0 117.0E9 MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT VECTOR TO 48 HR POSIT: 260 DEG/ 06 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 150600Z2 --- 15.2N8 115.8E5 MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT VECTOR TO 72 HR POSIT: 250 DEG/ 02 KTS --- 72 HRS, VALID AT: 160600Z3 --- 14.9N4 114.9E5 MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT --- REMARKS: 130900Z3 POSITION NEAR 14.7N2 122.0E5. TROPICAL DEPRESSION (TD) 18W, LOCATED APPROXIMATELY 90 NM EAST OF MANILA, HAS TRACKED WEST-NORTHWESTWARD AT 17 KNOTS OVER THE PAST 6 HOURS. THE WARNING POSITION IS BASED ON 130530Z2 VISIBLE AND ENHANCED INFRARED SATELLITE IMAGERY. THE WARNING INTENSITY IS BASED ON SATELLITE CURRENT INTENSITY ESTIMATES OF 25, 30 AND 35 KNOTS AND SYNOPTIC OBSERVATIONS. ANIMATED WATER VAPOR IMAGERY INDICATES THAT THE DEEP CONVECTION IS BEING SHEARED AS THE SYSTEM APPROACHES LAND AND IS CONSOLIDATING OVER WESTERN LUZON. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 130600Z0 IS 16 FEET. REFER TO WWPW30 RJTX FOR ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 131500Z0, 132100Z7, 140300Z8 AND 140900Z4. REFER TO TYPHOON 19W (PHANFONE) WARNINGS (WTPN32 PGTW) FOR SIX-HOURLY UPDATES.// NNNN