WTPN31 PGTW 020900
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL DEPRESSION 04W (CHOI-WAN) WARNING NR 015//
RMKS/
1. TROPICAL DEPRESSION 04W (CHOI-WAN) WARNING NR 015    
   01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
   WIND RADII VALID OVER OPEN WATER ONLY
    ---
   WARNING POSITION:
   020600Z --- NEAR 13.3N 121.5E
     MOVEMENT PAST SIX HOURS - 310 DEGREES AT 10 KTS
     POSITION ACCURATE TO WITHIN 060 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: 13.3N 121.5E
    ---
   FORECASTS:
   12 HRS, VALID AT:
   021800Z --- 14.8N 119.8E
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 020 NM NORTHEAST QUADRANT
                            035 NM SOUTHEAST QUADRANT
                            050 NM SOUTHWEST QUADRANT
                            035 NM NORTHWEST QUADRANT
   VECTOR TO 24 HR POSIT: 340 DEG/ 12 KTS
    ---
   24 HRS, VALID AT:
   030600Z --- 17.1N 119.0E
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 040 NM NORTHEAST QUADRANT
                            050 NM SOUTHEAST QUADRANT
                            055 NM SOUTHWEST QUADRANT
                            045 NM NORTHWEST QUADRANT
   VECTOR TO 36 HR POSIT: 360 DEG/ 11 KTS
    ---
   36 HRS, VALID AT:
   031800Z --- 19.3N 119.0E
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   VECTOR TO 48 HR POSIT: 030 DEG/ 11 KTS
    ---
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   040600Z --- 21.2N 120.3E
   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 72 HR POSIT: 045 DEG/ 13 KTS
    ---
   72 HRS, VALID AT:
   050600Z --- 24.7N 124.5E
   MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
    ---
REMARKS:
020900Z POSITION NEAR 13.7N 121.1E.
02JUN21. TROPICAL DEPRESSION 04W (CHOI-WAN), LOCATED
APPROXIMATELY 83 NM SOUTH-SOUTHEAST OF MANILA, PHILIPPINES, HAS
TRACKED NORTHWESTWARD AT 10 KNOTS OVER THE PAST SIX HOURS.
MAXIMUM SIGNIFICANT WAVE HEIGHT AT 020600Z IS 12 FEET. NEXT
WARNINGS AT 021500Z, 022100Z, 030300Z AND 030900Z.
//
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