Subject: Indian-N: 1. Tropical Cyclone 03a Warning Nr 021

From: SIU Weather Processor <[email-masked]>
Date: Tue, 9 Jun 1998 04:05:53 -0500

185
WTIO31 PGTW 090900
IMMEDIATE DELIVERY REQ TO AMEMBASSY NEW DELHI
1. TROPICAL CYCLONE 03A WARNING NR 021
   01 ACTIVE TROPICAL CYCLONE IN NORTHIO
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
    ---
   WARNING POSITION:
   090600Z5 --- 22.6N0 70.1E8
     MOVEMENT PAST SIX HOURS - 045 DEGREES AT 15 KTS
     POSITION ACCURATE TO WITHIN 045 NM
     POSITION BASED ON CENTER LOCATED BY A COMBINATION OF
     SATELLITE AND SYNOPTIC DATA
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 080 KT, GUSTS 100 KT
   RADIUS OF 050 KT WINDS - 050 NM SOUTHEAST SEMICIRCLE
                                   OVER WATER
                            040 NM ELSEWHERE OVER WATER
   RADIUS OF 035 KT WINDS - 170 NM SOUTHEAST SEMICIRCLE
                                   OVER WATER
                            130 NM ELSEWHERE OVER WATER
   REPEAT POSIT: 22.6N0 70.1E8
    ---
   FORECASTS:
   12 HRS, VALID AT:
   091800Z8 --- 24.6N2 71.5E3
   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
   DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
   RADIUS OF 035 KT WINDS - 090 NM SOUTHEAST SEMICIRCLE
                                   OVER WATER
                            070 NM ELSEWHERE OVER WATER
   VECTOR TO 24 HR POSIT: 020 DEG/ 12 KTS
    ---
   24 HRS, VALID AT:
   100600Z7 --- 26.8N6 72.3E2
   MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT
   DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
    ---
REMARKS:
090900Z8 POSITION 23.1N6   70.5E2.
TROPICAL CYCLONE 03A IS ALONG THE COAST NEAR THE GULF OF KUTCH
AND IS MOVING NORTHEASTWARD AT 15 KNOTS. THE WARNING POSITION IS
BASED ON 090600Z5 VISIBLE AND ENHANCED INFRARED SATELLITE IMAGERY
AS WELL AS SYNOPTIC DATA FROM WMO NUMBERS 42634 AND 42280. THE
OBSERVATION FROM WMO NUMBER 42634 INDICATED SUSTAINED WINDS OF
45 KNOTS AND A SURFACE PRESSURE OF 981 MILLIBARS. THE WIND RADII
WERE ADJUSTED DUE TO OBSERVATIONS FROM 42634 AND 42280 INDICATING
A LARGER WIND RADII THAN PREVIOUSLY FORECASTED. THE SYSTEM SHOULD
CONTINUE TRACKING INLAND, RAPIDLY WEAKENING, THEREFORE
DISSIPATING BY THE 24 HOUR POINT. REFER TO WWIO30 PGFW FOR
ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNING AT 091500Z5 (DTG
091351Z9).//
BT
#6599

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