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Date:	Sun, 9 Nov 1997 19:56:27 -0600
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Sender: WX-TROPL Tropical Storm and Hurricane WX products <[email-masked]>
From:	SIU Weather Processor <[email-masked]>
Subject:      Indian-N: Gu 090351z Nov 97
To:	Multiple recipients of list WX-TROPL <[email-masked]>
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570
WTIO31 PGTW 100300
THIS WARNING SUPERSEDES AND CANCELS NAVPACMETOCCEN WEST
GU 090351Z NOV 97
TROPICAL CYCLONE FORMATION ALERT (WTIO21 PGTW 090400 )
1. TROPICAL CYCLONE 04A WARNING NR 001
01 ACTIVE TROPICAL CYCLONE IN NORTHIO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
---
WARNING POSITION:
100000Z1 --- 10.9N0 68.8E2
MOVEMENT PAST SIX HOURS - 270 DEGREES AT 13 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
REPEAT POSIT: 10.9N0 68.8E2
---
FORECASTS:
12 HRS, VALID AT:
101200Z4 --- 11.1N3 66.1E3
MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
VECTOR TO 24 HR POSIT: 280 DEG/ 11 KTS
---
24 HRS, VALID AT:
110000Z2 --- 11.5N7 63.9E8
MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
RADIUS OF 035 KT WINDS - 040 NM NORTH SEMICIRCLE
020 NM ELSEWHERE
VECTOR TO 36 HR POSIT: 280 DEG/ 09 KTS
---
36 HRS, VALID AT:
111200Z5 --- 11.8N0 62.1E9
MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
RADIUS OF 035 KT WINDS - 050 NM NORTH SEMICIRCLE
025 NM ELSEWHERE
VECTOR TO 48 HR POSIT: 285 DEG/ 07 KTS
---
EXTENDED OUTLOOK:
48 HRS, VALID AT:
120000Z3 --- 12.2N5 60.7E3
MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT
RADIUS OF 035 KT WINDS - 060 NM NORTH SEMICIRCLE
030 NM ELSEWHERE
VECTOR TO 72 HR POSIT: 295 DEG/ 05 KTS
---
72 HRS, VALID AT:
130000Z4 --- 12.9N2 59.0E4
MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT
RADIUS OF 035 KT WINDS - 065 NM NORTH SEMICIRCLE
035 NM ELSEWHERE
---
REMARKS:
100300Z4 POSITION 11.0N2   68.1E5
TROPICAL CYCLONE 04A HAS FORMED IN THE EASTERN ARABIAN
SEA AND IS TRACKING WESTWARD AT 13 KNOTS.  THE WARNING
POSITION IS BASED UPON 092230Z6 INFRARED SATELLITE
IMAGERY.  THE WARNING INTENSITY WAS BASED UPON A
SCATTEROMETER PASS AT 091801Z9 INDICATING WIND SPEEDS OF
25 AND 30 KNOTS.  THE SYSTEM IS FORECAST TO CONTINUE
MOVING WEST AND WEST-NORTHWESTWARD THROUGH THE PERIOD.
HOWEVER TROPICAL CYCLONE 04A=S FORWARD MOTION SHOULD
DECREASE AS IT MOVES INTO A DEVELOPING WEAKNESS IN THE
SUBTROPICAL RIDGE.  MAXIMUM SIGNIFICANT WAVE HEIGHT AT
100000Z IS 11 FEET.  REFER TO WWIO30 PGFW FOR ADDITIONAL
SEA HEIGHT INFORMATION.  NEXT WARNINGS AT 100900Z0 (DTG
100751Z4), 101500Z7 (DTG 101351Z1), 102100Z4 (DTG
101951Z7) AND 110300Z5 (DTG 110151Z9).  THIS WARNING
SUPERSEDES AND CANCELS NAVPACMETOCCEN WEST GU 090351Z NOV
97 TROPICAL CYCLONE FORMATION ALERT (WTIO22 PGTW
090400).//

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