WTPN31 PGTW 282100
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL DEPRESSION 20W (TWENTY) WARNING NR 003//
RMKS/
1. TROPICAL DEPRESSION 20W (TWENTY) WARNING NR 003    
   01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
   WIND RADII VALID OVER OPEN WATER ONLY
    ---
   WARNING POSITION:
   281800Z --- NEAR 15.6N 114.1E
     MOVEMENT PAST SIX HOURS - 290 DEGREES AT 09 KTS
     POSITION ACCURATE TO WITHIN 030 NM
     POSITION BASED ON CENTER LOCATED BY SATELLITE
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   REPEAT POSIT: 15.6N 114.1E
    ---
   FORECASTS:
   12 HRS, VALID AT:
   290600Z --- 16.4N 112.3E
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
                            040 NM SOUTHEAST QUADRANT
                            045 NM SOUTHWEST QUADRANT
                            060 NM NORTHWEST QUADRANT
   VECTOR TO 24 HR POSIT: 290 DEG/ 12 KTS
    ---
   24 HRS, VALID AT:
   291800Z --- 17.2N 109.9E
   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 045 NM NORTHEAST QUADRANT
                            045 NM SOUTHEAST QUADRANT
                            055 NM SOUTHWEST QUADRANT
                            060 NM NORTHWEST QUADRANT
   VECTOR TO 36 HR POSIT: 280 DEG/ 12 KTS
    ---
   36 HRS, VALID AT:
   300600Z --- 17.6N 107.4E
   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 045 NM NORTHEAST QUADRANT
                            045 NM SOUTHEAST QUADRANT
                            050 NM SOUTHWEST QUADRANT
                            055 NM NORTHWEST QUADRANT
   VECTOR TO 48 HR POSIT: 275 DEG/ 13 KTS
    ---
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   301800Z --- 17.7N 104.6E
   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 72 HR POSIT: 270 DEG/ 13 KTS
    ---
   72 HRS, VALID AT:
   311800Z --- 17.5N 99.2E
   MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
    ---
REMARKS:
282100Z POSITION NEAR 15.8N 113.7E. 28AUG25. TROPICAL DEPRESSION 20W 
(TWENTY), LOCATED APPROXIMATELY 336 NM EAST OF DA NANG, VIETNAM, HAS 
TRACKED WEST-NORTHWESTWARD AT 09 KNOTS OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 281800Z IS 1001 MB. MAXIMUM SIGNIFICANT 
WAVE HEIGHT AT 281800Z IS 12 FEET. NEXT WARNINGS AT 290300Z, 290900Z, 
291500Z AND 292100Z. //
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