Subject: Indian-S: 01 Active Tropirl Cyclone In Southern Hemisphere

From: SIU Weather Processor <[email-masked]>
Date: Fri, 25 Dec 1998 20:23:37 -0600

999
WTXS31 PGTW 260200
1. TROPICAL CYCLONE 10S (CATHY) WARNING NR 003
   01 ACTIVE TROPIRL CYCLONE IN SOUTHERN HEMISPHERE
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
   WARING POSITION
   2+0000Z8 --- NEAR 16.6S3 95.9E3
     OOVEMENT PAST SIX HTURS - 270 DEGGNLAT 09 KTS
     POSITION ACCURATE TO WITHIN 060 NM
     PMSITION BASED ON CENTER LOCATED BY SATELLITE
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   REPEAT POSIT: 16.6S3 95.9E3
   FORECASTS:
 , VALID AT:
   261200ZGH6.8S5 94.0E3
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   VECTOR TO 24#4 09-85: 265 DEG/ 10 KTS
   24HRS, VALID AT:
   270000Z9 --- 17.0S89290E1
   MAX SUSTAINED I
DS - 035 KT, GUSTFPRT KT
   VECTOR TO 36 HR POSIT: 260DEG/ 10 KTS
   36 HRS, VALID AT:
   271200Z2 --- 17.3S1 90.0E9
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   VECTOR TO 48 HR POSIT: 260 DEG/ 11 KTS
  EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   280000Z0 --- 17.6S4 87.7E2
   MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT
   DISSCPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
260300Z1 POSITION NEAR 16.6S3   95.4E8.
TROPICAL CYCLONE 10S (CATHY) HAS TRACKED WESTWARD AT 9 KNOTS OVER
THE PAST 6 HOURS. THE WARNING POSITION IS BASED ON 252330Z5 VISIBLE
SATELLITE IMAGERY. THE WARNPFG INTENSITY IS BASED ON 252330Z5
SATELLITE INTENSITY ESTIMATES OF 35 KNOTS. VISIBLE SATELLITE IVAGERY

CONFIRMS TROPICAL CYCLONE 10S (CATHY);S LOW-LEVEL ISHBECOMING AN
EXPOSED CIRCULATION.  TROPICAL CYCLONE 10S (CATHY) IS MOVING
WESTWARD IN THE LOW-TO MID-LEVEL STEE  FLOW FROM THE SUBTROPICAL
RIDGE TO IS SOUTH. HOAE, THE SYSTEM;S DEEP CONVECTION IS BEING
CARRIED SOUTHWARD IN MID-LEVEL FLOW. TROPICAL CYCLONE 10S (CATTB
IS
FORECAST TO CGNTINU MOVING WESTWARD UNDER THE STEERING INFLUENCE OF
THE RIDGE TO ITS SOUTH. AS THE SYSTEM CONTINUES TO LOSE ITS
CONCTIVE
 SUPPORT, IT IS FORECAST TO WEAKEN. MAXIMUM SIGNIFICANT
WAVE HEIGHT AT 260000Z8 IS 12 FEET. NEXT WARNINGS AT 261500Z4 (DT
JWYQETQZ8) AND 270300Z-.$(;8:+6).//

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