Subject: Indian-S: This Warning Supersedes And Cancels Navpacmetoccen West [200900]

From: SIU Weather Processor <[email-masked]>
Date: Sun, 20 Jul 1997 04:31:31 -0500

919
WTXS31 PGTW 200900
IMMEDIATE DELIVERY REQ TO AMEMBASSY PORT LOUIS
THIS WARNING SUPERSEDES AND CANCELS NAVPACMETOCCEN WEST
GU 200721Z JUL 97
TROPICAL CYCLONE FORMATION ALERT (WTXS21 PGTW 200730)
1. TROPICAL CYCLONE 01S WARNING NR 001
   01 ACTIVE TROPICAL CYCLONE IN SOUTHERN HEMISPHERE
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
    ---
   WARNING POSITION:
   200600Z8 --- 6.1S7 76.6E9
     MOVEMENT PAST SIX HOURS - 205 DEGREES AT 07 KTS
     POSITION ACCURATE TO WITHIN 060 NM
     POSITION BASED ON CENTER LOCATED BY A COMBINATION OF
     SATELLITE AND SYNOPTIC DATA
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   REPEAT POSIT: 6.1S7 76.6E9
    ---
   FORECASTS:
   12 HRS, VALID AT:
   201800Z1 --- 7.1S8 75.7E9
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   VECTOR TO 24 HR POSIT: 220 DEG/ 06 KTS
    ---
   24 HRS, VALID AT:
   210600Z9 --- 8.0S8 74.9E0
   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
   RADIUS OF 035 KT WINDS - 030 NM
   VECTOR TO 36 HR POSIT: 220 DEG/ 07 KTS
    ---
   36 HRS, VALID AT:
   211800Z2 --- 9.0S9 74.0E1
   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
   RADIUS OF 035 KT WINDS - 030 NM
   VECTOR TO 48 HR POSIT: 220 DEG/ 07 KTS
    ---
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   220600Z0 --- 10.0S1 73.1E1
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER
WATER
   VECTOR TO 72 HR POSIT: 225 DEG/ 08 KTS
    ---
   72 HRS, VALID AT:
   230600Z1 --- 12.2S5 70.8E5
   MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT
   DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER
WATER
    ---
REMARKS:
200900Z1 POSITION  6.4S0   76.4E7
TROPICAL CYCLONE 01S HAS FORMED IN THE SOUTH INDIAN
OCEAN. TC 01S IS FORECAST TO MOVE SOUTH-SOUTHWESTWARD AND
TO INTENSIFY THROUGH THE 24 HOUR FORECAST POSITION. THE
SYSTEM WILL BEGIN WEAKENING BEYOND THE 36-HOUR FORECAST
POSITION DUE TO SIGNIFICANT NORTHEASTERLY VERTICAL WIND
SHEAR. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 200600Z IS 10
FEET. NEXT WARNINGS AT 201500Z8 (DTG 201353Z4), 202100Z5
(DTG 201953Z0), 210300Z6 (DTG 210153Z2) AND 210900Z2 (DTG
210753Z8). THIS WARNING SUPERSEDES AND CANCELS
NAVPACMETOCCEN WEST GU 200721Z JUL 97 TROPICAL CYCLONE
FORMATION ALERT (WTXS21 PGTW 200730).//

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