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Sender: WX-TROPL Tropical Storm and Hurricane WX products
<[email-masked]>
From: SIU Weather Processor <[email-masked]>
Subject:      Indian-N: 1. Tropical Cyclone 04b Warning Nr 005
To: [email-masked]
Content-Type: text
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499
WTIO31 PGTW 170900
IMMEDIATE DELIVERY REQ TO AMCONSUL CALCUTTA AND AMEMBASSY DHAKA
1. TROPICAL CYCLONE 04B WARNING NR 005
01 ACTIVE TROPICAL CYCLONE IN NORTH IO
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
---
WARNING POSITION:
170600Z4 --- NEAR 18.0N9 84.9E1
MOVEMENT PAST SIX HOURS - 310 DEGREES AT 05 KTS
POSITION ACCURATE TO WITHIN 060 NM
POSITION BASED ON CENTER LOCATED BY SATELLITE
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS - 120 KT, GUSTS 145 KT
RADIUS OF 100 KT WINDS - 015 NM
RADIUS OF 050 KT WINDS - 040 NM NORTHEAST SEMICIRCLE
030 NM ELSEWHERE
RADIUS OF 035 KT WINDS - 140 NM NORTHEAST SEMICIRCLE
OVER WATER
105 NM ELSEWHERE OVER WATER
REPEAT POSIT: 18.0N9 84.9E1
---
FORECASTS:
12 HRS, VALID AT:
171800Z7 --- 18.6N5 83.9E0
MAX SUSTAINED WINDS - 090 KT, GUSTS 110 KT
RADIUS OF 050 KT WINDS - 025 NM NORTHEAST SEMICIRCLE
OVER WATER
015 NM ELSEWHERE OVER WATER
RADIUS OF 035 KT WINDS - 070 NM NORTHEAST SEMICIRCLE
OVER WATER
050 NM ELSEWHERE OVER WATER
VECTOR TO 24 HR POSIT: 315 DEG/ 05 KTS
---
24 HRS, VALID AT:
180600Z5 --- 19.3N3 83.2E3
MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT
DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
RADIUS OF 035 KT WINDS - 050 NM NORTHEAST SEMICIRCLE
OVER WATER
030 NM ELSEWHERE OVER WATER
VECTOR TO 36 HR POSIT: 325 DEG/ 06 KTS
---
36 HRS, VALID AT:
181800Z8 --- 20.2N4 82.5E5
MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
---
REMARKS:
170900Z7 POSITION NEAR 18.2N1 84.6E8.
TROPICAL CYCLONE (TC) 04B HAS TRACKED NORTHWESTWARD AT 5 KNOTS OVER
THE PAST 6 HOURS AND IS LOCATED APPROXIMATELY 45 NM EAST-SOUTHEAST
OF THE COAST OF INDIA. THE WARNING POSITION AND INTENSITY ARE BASED
UPON 170530Z6 ANIMATED VISIBLE AND INFRARED SATELLITE IMAGERY WITH
CURRENT INTENSITY ESTIMATES OF 102 AND 127 KNOTS. ANIMATED SATELLITE
IMAGERY CONTINUES TO SHOW TC 04B AS A TIGHT SYMMETRICAL SYSTEM WITH
A COMPACT 15 NM EYE. TROPICAL CYCLONE 04B IS FORECAST TO CONTINUE
TRACKING NORTHWESTWARD UNDER THE STEERING INFLUENCE OF THE
SUBTROPICAL RIDGE LOCATED TO ITS NORTH. THE SYSTEM SHOULD MAINTAIN
INTENSITY UNTIL MAKING LANDFALL WITHIN 10 HOURS NORTHEAST OF
VISAKHAPATNAM AND THEN BEGIN TO DISSIPATE OVER LAND. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 170600Z4 IS 20 FEET. REFER TO WWIO30 RJTX
FOR ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 172100Z1
(DTG 171953Z6) AND 180900Z8 (DTG 180753Z4).//

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