Advisories

WTPN33 PGTW 270300
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL DEPRESSION 20W (TWENTY) WARNING NR 004//
RMKS/
1. TROPICAL DEPRESSION 20W (TWENTY) WARNING NR 004    
   03 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
   WIND RADII VALID OVER OPEN WATER ONLY
    ---
   WARNING POSITION:
   270000Z --- NEAR 16.7N 161.4E
     MOVEMENT PAST SIX HOURS - 135 DEGREES AT 06 KTS
     POSITION ACCURATE TO WITHIN 040 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: 16.7N 161.4E
    ---
   FORECASTS:
   12 HRS, VALID AT:
   271200Z --- 17.0N 163.2E
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   VECTOR TO 24 HR POSIT: 050 DEG/ 11 KTS
    ---
   24 HRS, VALID AT:
   280000Z --- 18.4N 164.9E
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 020 NM NORTHEAST QUADRANT
                            030 NM SOUTHEAST QUADRANT
                            020 NM SOUTHWEST QUADRANT
                            000 NM NORTHWEST QUADRANT
   VECTOR TO 36 HR POSIT: 020 DEG/ 12 KTS
    ---
   36 HRS, VALID AT:
   281200Z --- 20.7N 165.9E
   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
                            050 NM SOUTHEAST QUADRANT
                            020 NM SOUTHWEST QUADRANT
                            000 NM NORTHWEST QUADRANT
   VECTOR TO 48 HR POSIT: 005 DEG/ 13 KTS
    ---
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   290000Z --- 23.2N 166.1E
   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
                            060 NM SOUTHEAST QUADRANT
                            020 NM SOUTHWEST QUADRANT
                            040 NM NORTHWEST QUADRANT
   VECTOR TO 60 HR POSIT: 350 DEG/ 14 KTS
    ---
   60 HRS, VALID AT:
   291200Z --- 25.9N 165.7E
   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
   RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT
                            090 NM SOUTHEAST QUADRANT
                            030 NM SOUTHWEST QUADRANT
                            050 NM NORTHWEST QUADRANT
   VECTOR TO 72 HR POSIT: 355 DEG/ 18 KTS
    ---
   72 HRS, VALID AT:
   300000Z --- 29.4N 165.4E
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
    ---
REMARKS:
270300Z POSITION NEAR 16.8N 161.9E. 27AUG26. TROPICAL DEPRESSION 20W 
(TWENTY), LOCATED APPROXIMATELY 335 NM WEST-SOUTHWEST OF WAKE ISLAND, 
HAS TRACKED SOUTHEASTWARD AT 06 KNOTS OVER THE PAST SIX HOURS. MINIMUM 
CENTRAL PRESSURE AT 270000Z IS 1002 MB. MAXIMUM SIGNIFICANT WAVE 
HEIGHT AT 270000Z IS 12 FEET. NEXT WARNINGS AT 270900Z, 271500Z, 
272100Z AND 280300Z. REFER TO TYPHOON 17W (SAUDEL) WARNINGS (WTPN31 
PGTW) FOR SIX-HOURLY UPDATES. REFER TO TROPICAL DEPRESSION 21W 
(TWENTYONE) WARNINGS (WTPN32 PGTW) FOR SIX-HOURLY UPDATES.//
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