Advisories

WTPN31 PGTW 121500
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL DEPRESSION 16W (NANGKA) WARNING NR 001//
RMKS/
1. TROPICAL DEPRESSION 16W (NANGKA) WARNING NR 001    
   03 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
   WIND RADII VALID OVER OPEN WATER ONLY
    ---
   WARNING POSITION:
   121200Z --- NEAR 23.0N 144.8E
     MOVEMENT PAST SIX HOURS - 050 DEGREES AT 18 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: 23.0N 144.8E
    ---
   FORECASTS:
   12 HRS, VALID AT:
   130000Z --- 24.1N 146.0E
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT
                            060 NM SOUTHEAST QUADRANT
                            000 NM SOUTHWEST QUADRANT
                            010 NM NORTHWEST QUADRANT
   VECTOR TO 24 HR POSIT: 040 DEG/ 07 KTS
    ---
   24 HRS, VALID AT:
   131200Z --- 25.2N 147.1E
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT
                            020 NM SOUTHEAST QUADRANT
                            000 NM SOUTHWEST QUADRANT
                            010 NM NORTHWEST QUADRANT
   VECTOR TO 36 HR POSIT: 050 DEG/ 07 KTS
    ---
   36 HRS, VALID AT:
   140000Z --- 26.1N 148.2E
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
   VECTOR TO 48 HR POSIT: 050 DEG/ 05 KTS
    ---
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   141200Z --- 26.7N 149.0E
   MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
    ---
REMARKS:
121500Z POSITION NEAR 23.3N 145.1E.
12AUG26. TROPICAL DEPRESSION 16W (NANGKA), LOCATED APPROXIMATELY
220 NM EAST-SOUTHEAST OF IWO TO, HAS TRACKED NORTHEASTWARD AT 18
KNOTS OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 121200Z IS 998 MB. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 121200Z IS 12 FEET. NEXT WARNINGS AT
122100Z, 130300Z, 130900Z AND 131500Z.
REFER TO TROPICAL DEPRESSION 13W (PEILOU) WARNINGS (WTPN32 PGTW)
FOR SIX-HOURLY UPDATES.
REFER TO TROPICAL DEPRESSION 14W (CHAN-HOM) FINAL WARNING
(WTPN33 PGTW).
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