Subject: Pacific-NW: Ampn/tropical Cyclone Formation Alert//

From: SIU Weather Processor <[email-masked]>
Date: Sun, 12 Dec 2010 07:37:05 -0600

WTPN31 PGTW 121500
MSGID/GENADMIN/NAVMARFCSTCEN PEARL HARBOR HI/JTWC//
SUBJ/TROPICAL CYCLONE WARNING//
REF/A/NAVMARFCSTCEN PEARL HARBOR HI/111921Z DEC 10//
AMPN/TROPICAL CYCLONE FORMATION ALERT//
RMKS/
1. TROPICAL DEPRESSION 19W (NINETEEN) WARNING NR 001
   01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
   WIND RADII VALID OVER OPEN WATER ONLY
    ---
   WARNING POSITION:
   121200Z --- NEAR 9.9N 112.1E
     MOVEMENT PAST SIX HOURS - 295 DEGREES AT 07 KTS
     POSITION ACCURATE TO WITHIN 060 NM
     POSITION BASED ON CENTER LOCATED BY SATELLITE
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   REPEAT POSIT: 9.9N 112.1E
    ---
   FORECASTS:
   12 HRS, VALID AT:
   130000Z --- 10.5N 111.0E
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   VECTOR TO 24 HR POSIT: 310 DEG/ 06 KTS
    ---
   24 HRS, VALID AT:
   131200Z --- 11.2N 110.1E
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   VECTOR TO 36 HR POSIT: 300 DEG/ 05 KTS
    ---
   36 HRS, VALID AT:
   140000Z --- 11.7N 109.2E
   MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
   VECTOR TO 48 HR POSIT: 295 DEG/ 05 KTS
    ---
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   141200Z --- 12.2N 108.2E
   MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
    ---
REMARKS:
121500Z POSITION NEAR 10.1N 111.8E.
TROPICAL DEPRESSION (TD) 19W, LOCATED APPROXIMATELY 325 NM EAST OF
HO CHI MINH, VIETNAM, HAS TRACKED WEST-NORTHWESTWARD AT 07 KNOTS
OVER THE PAST SIX HOURS. THIS WARNING SUPERSEDES AND CANCELS REF A,
NAVMARFCSTCEN 111930Z DEC 10 TROPICAL CYCLONE FORMATION ALERT

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