wtpn31 pgtw 160900 subj/tropical cyclone warning// rmks/ 1. Typhoon 12w (Nari) warning nr 015 02 active tropical cyclones in northwestpac Max sustained winds based on one-minute average --- warning position: 160600z --- near 33.9n 127.2e movement past six hours - 015 degrees at 17 kts position accurate to within 040 nm position based on center located by satellite present wind distribution: Max sustained winds - 075 kt, gusts 090 kt wind radii valid over open water only radius of 064 kt winds - 025 nm northeast quadrant 025 nm southeast quadrant 025 nm southwest quadrant 025 nm northwest quadrant radius of 050 kt winds - 050 nm northeast quadrant 050 nm southeast quadrant 050 nm southwest quadrant 050 nm northwest quadrant radius of 034 kt winds - 090 nm northeast quadrant 085 nm southeast quadrant 085 nm southwest quadrant 090 nm northwest quadrant repeat posit: 33.9n 127.2e --- forecasts: 12 hrs, valid at: 161800z --- 36.5n 128.9e Max sustained winds - 055 kt, gusts 070 kt wind radii valid over open water only becoming extratropical radius of 050 kt winds - 030 nm northeast quadrant 030 nm southeast quadrant 030 nm southwest quadrant 030 nm northwest quadrant radius of 034 kt winds - 075 nm northeast quadrant 070 nm southeast quadrant 070 nm southwest quadrant 075 nm northwest quadrant vector to 24 hr posit: 040 deg/ 17 kts --- 24 hrs, valid at: 170600z --- 39.1n 131.8e Max sustained winds - 040 kt, gusts 050 kt wind radii valid over open water only extratropical radius of 034 kt winds - 035 nm northeast quadrant 035 nm southeast quadrant 035 nm southwest quadrant 035 nm northwest quadrant vector to 36 hr posit: 055 deg/ 24 kts --- 36 hrs, valid at: 171800z --- 41.6n 137.2e Max sustained winds - 030 kt, gusts 040 kt wind radii valid over open water only extratropical --- remarks: 160900z position near 34.5n 127.6e. Typhoon 12w (Nari) located approximately 45 nm northeast of cheju-do, south Korea, has tracked north-northeast at 17 knots over the past 06 hours. Maximum significant wave height at 160600z is 21 feet. Next warnings at 161500z, 162100z, 170300z and 170900z. Refer to tropical storm 13w (wipha) warnings (wtpn32 pgtw) for six-hourly updates.//