WTXS31 PGTW 101500
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE 21S (OLGA) WARNING NR 020//
RMKS/
1. TROPICAL CYCLONE 21S (OLGA) WARNING NR 020    
   01 ACTIVE TROPICAL CYCLONE IN SOUTHIO
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
   WIND RADII VALID OVER OPEN WATER ONLY
    ---
   WARNING POSITION:
   101200Z --- NEAR 20.4S 115.2E
     MOVEMENT PAST SIX HOURS - 205 DEGREES AT 10 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 - 000 NM NORTHEAST QUADRANT
                            060 NM SOUTHEAST QUADRANT
                            060 NM SOUTHWEST QUADRANT
                            000 NM NORTHWEST QUADRANT
   REPEAT POSIT: 20.4S 115.2E
    ---
   FORECASTS:
   12 HRS, VALID AT:
   110000Z --- 21.6S 114.3E
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   VECTOR TO 24 HR POSIT: 225 DEG/ 05 KTS
    ---
   24 HRS, VALID AT:
   111200Z --- 22.3S 113.5E
   MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT
   WIND RADII VALID OVER OPEN WATER ONLY
    ---
REMARKS:
101500Z POSITION NEAR 20.7S 115.0E. 10APR24. TROPICAL CYCLONE 21S 
(OLGA), LOCATED APPROXIMATELY 130 NM NORTH-NORTHEAST OF LEARMONTH, 
AUSTRALIA, HAS TRACKED SOUTH-SOUTHWESTWARD AT 10 KNOTS OVER THE PAST 
SIX HOURS. MINIMUM CENTRAL PRESSURE AT 101200Z IS 1003 MB. MAXIMUM 
SIGNIFICANT WAVE HEIGHT AT 101200Z IS 14 FEET. NEXT WARNINGS AT 
102100Z, 110300Z AND 110900Z.
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