Advisories

WTPN31 PGTW 130900
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL STORM 16W (NANGKA) WARNING NR 004//
RMKS/
1. TROPICAL STORM 16W (NANGKA) WARNING NR 004
   UPGRADED FROM TROPICAL DEPPRESSION 16W 
   02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
   WIND RADII VALID OVER OPEN WATER ONLY
    ---
   WARNING POSITION:
   130600Z --- NEAR 27.8N 149.9E
     MOVEMENT PAST SIX HOURS - 050 DEGREES AT 21 KTS
     POSITION ACCURATE TO WITHIN 060 NM
     POSITION BASED ON CENTER LOCATED BY SATELLITE
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 065 NM NORTHEAST QUADRANT
                            050 NM SOUTHEAST QUADRANT
                            000 NM SOUTHWEST QUADRANT
                            000 NM NORTHWEST QUADRANT
   REPEAT POSIT: 27.8N 149.9E
    ---
   FORECASTS:
   12 HRS, VALID AT:
   131800Z --- 28.9N 152.3E
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT
                            050 NM SOUTHEAST QUADRANT
                            040 NM SOUTHWEST QUADRANT
                            000 NM NORTHWEST QUADRANT
   VECTOR TO 24 HR POSIT: 070 DEG/ 07 KTS
    ---
   24 HRS, VALID AT:
   140600Z --- 29.4N 153.8E
   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 36 HR POSIT: 070 DEG/ 05 KTS
    ---
   36 HRS, VALID AT:
   141800Z --- 29.7N 154.8E
   MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
   VECTOR TO 48 HR POSIT: 045 DEG/ 03 KTS
    ---
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   150600Z --- 30.1N 155.3E
   MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
    ---
REMARKS:
130900Z POSITION NEAR 28.1N 150.5E. 13AUG26. TROPICAL STORM 16W 
(NANGKA), LOCATED APPROXIMATELY 496 NM EAST-NORTHEAST OF IWO TO, HAS 
TRACKED NORTHEASTWARD AT 21 KNOTS OVER THE PAST SIX HOURS. MINIMUM 
CENTRAL PRESSURE AT 130600Z IS 995 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT 
AT 130600Z IS 13 FEET. NEXT WARNINGS AT 131500Z, 132100Z, 140300Z AND 
140900Z. REFER TO TROPICAL DEPRESSION 13W (PEILOU) WARNINGS (WTPN32 
PGTW)FOR SIX-HOURLY UPDATES.//
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