WTPN32 PGTW 230300
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL DEPRESSION 21W (TWENTYONE) WARNING NR 003//
RMKS/
1. TROPICAL DEPRESSION 21W (TWENTYONE) WARNING NR 003    
   02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
   WIND RADII VALID OVER OPEN WATER ONLY
    ---
   WARNING POSITION:
   230000Z --- NEAR 13.5N 111.2E
     MOVEMENT PAST SIX HOURS - 295 DEGREES AT 13 KTS
     POSITION ACCURATE TO WITHIN 020 NM
     POSITION BASED ON CENTER LOCATED BY A COMBINATION OF 
     SATELLITE AND SYNOPTIC DATA
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   REPEAT POSIT: 13.5N 111.2E
    ---
   FORECASTS:
   12 HRS, VALID AT:
   231200Z --- 14.6N 109.2E
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT
                            020 NM SOUTHEAST QUADRANT
                            020 NM SOUTHWEST QUADRANT
                            070 NM NORTHWEST QUADRANT
   VECTOR TO 24 HR POSIT: 290 DEG/ 12 KTS
    ---
   24 HRS, VALID AT:
   240000Z --- 15.5N 106.8E
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
   VECTOR TO 36 HR POSIT: 280 DEG/ 12 KTS
    ---
   36 HRS, VALID AT:
   241200Z --- 15.9N 104.3E
   MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
    ---
REMARKS:
230300Z POSITION NEAR 13.8N 110.7E.
23SEP21. TROPICAL DEPRESSION 21W (TWENTYONE), LOCATED APPROXIMATELY
225 NM SOUTHEAST OF DA NANG, VIETNAM, HAS TRACKED WEST-NORTHWESTWARD
AT 13 KNOTS OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT
AT 230000Z IS 11 FEET. NEXT WARNINGS AT 230900Z, 231500Z, 232100Z AND
240300Z. REFER TO TROPICAL DEPRESSION 20W (TWENTY) WARNINGS (WTPN31 
PGTW)
FOR SIX-HOURLY UPDATES.//
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