msgid/genadmin/navmarfcstcen Pearl Harbor hi/jtwc// subj/tropical cyclone warning// rmks/ 1. Tropical storm 21w (twentyone) warning nr 004 03 active tropical cyclones in northwestpac Max sustained winds based on one-minute average --- warning position: 300000z --- near 10.8n 126.8e movement past six hours - 315 degrees at 13 kts position accurate to within 060 nm position based on center located by satellite present wind distribution: Max sustained winds - 045 kt, gusts 055 kt wind radii valid over open water only radius of 034 kt winds - 065 nm northeast quadrant 060 nm southeast quadrant 055 nm southwest quadrant 055 nm northwest quadrant repeat posit: 10.8n 126.8e --- forecasts: 12 hrs, valid at: 301200z --- 11.8n 124.9e Max sustained winds - 045 kt, gusts 055 kt wind radii valid over open water only radius of 034 kt winds - 060 nm northeast quadrant 055 nm southeast quadrant 050 nm southwest quadrant 055 nm northwest quadrant vector to 24 hr posit: 300 deg/ 10 kts --- 24 hrs, valid at: 010000z --- 12.8n 123.2e Max sustained winds - 045 kt, gusts 055 kt wind radii valid over open water only radius of 034 kt winds - 060 nm northeast quadrant 050 nm southeast quadrant 050 nm southwest quadrant 050 nm northwest quadrant vector to 36 hr posit: 305 deg/ 09 kts --- 36 hrs, valid at: 011200z --- 13.8n 121.7e Max sustained winds - 045 kt, gusts 055 kt wind radii valid over open water only radius of 034 kt winds - 055 nm northeast quadrant 050 nm southeast quadrant 050 nm southwest quadrant 050 nm northwest quadrant vector to 48 hr posit: 315 deg/ 08 kts --- extended outlook: 48 hrs, valid at: 020000z --- 14.9n 120.5e Max sustained winds - 045 kt, gusts 055 kt wind radii valid over open water only radius of 034 kt winds - 055 nm northeast quadrant 050 nm southeast quadrant 045 nm southwest quadrant 050 nm northwest quadrant vector to 72 hr posit: 320 deg/ 07 kts --- 72 hrs, valid at: 030000z --- 17.1n 118.4e Max sustained winds - 050 kt, gusts 065 kt wind radii valid over open water only radius of 050 kt winds - 025 nm northeast quadrant 020 nm southeast quadrant 020 nm southwest quadrant 020 nm northwest quadrant radius of 034 kt winds - 075 nm northeast quadrant 065 nm southeast quadrant 060 nm southwest quadrant 070 nm northwest quadrant vector to 96 hr posit: 340 deg/ 07 kts --- long range outlook: note...errors for track have averaged near 250 nm on day 4 and 350 nm on day 5... and for intensity near 20 kt each day. --- 96 hrs, valid at: 040000z --- 19.9n 117.3e Max sustained winds - 055 kt, gusts 070 kt wind radii valid over open water only vector to 120 hr posit: 355 deg/ 07 kts --- 120 hrs, valid at: 050000z --- 22.8n 117.0e Max sustained winds - 060 kt, gusts 075 kt wind radii valid over open water only --- remarks: 300300z position near 11.1n 126.3e. Tropical storm 21w, located approximately 405 nm southeast of Manila, has tracked northwestward at 13 knots over the past 06 hours. Maximum significant wave height at 300000z is 12 feet. Next warnings at 300900z, 301500z, 302100z and 010300z. Refer to tropical storm 19w (jangmi) warnings (wtpn31 pgtw) for six-hourly updates. Refer to tropical storm 20w (mekkhala) warnings (wtpn32 pgtw) for six-hourly