Subject: Indian-N: Dhaka

From: SIU Weather Processor <[email-masked]>
Date: Thu, 6 Nov 1997 14:44:07 -0600

085
WTIO32 PGTW 062100
IMMEDIATE DELIVERY REQ TO AMCONSUL CALCUTTA AND AMEMBASSY
DHAKA
1. TYPHOON LINDA (30W) WARNING NR 025
   01 ACTIVE TROPICAL CYCLONE IN NORTHIO
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
    ---
   WARNING POSITION:
   061800Z5 --- 14.9N4 92.1E2
     MOVEMENT PAST SIX HOURS - QUASI-STATIONARY
     POSITION ACCURATE TO WITHIN 060 NM
     POSITION BASED ON CENTER LOCATED BY SATELLITE
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT
   RADIUS OF 050 KT WINDS - 020 NM
   RADIUS OF 035 KT WINDS - 090 NM
   REPEAT POSIT: 14.9N4 92.1E2
    ---
   FORECASTS:
   12 HRS, VALID AT:
   070600Z3 --- 15.6N2 91.6E6
   MAX SUSTAINED WINDS - 070 KT, GUSTS 085 KT
   RADIUS OF 050 KT WINDS - 025 NM
   RADIUS OF 035 KT WINDS - 100 NM
   VECTOR TO 24 HR POSIT: 350 DEG/ 07 KTS
    ---
   24 HRS, VALID AT:
   071800Z6 --- 16.9N6 91.3E3
   MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT
   RADIUS OF 050 KT WINDS - 020 NM
   RADIUS OF 035 KT WINDS - 090 NM EAST SEMICIRCLE
                            070 NM ELSEWHERE
   VECTOR TO 36 HR POSIT: 020 DEG/ 09 KTS
    ---
   36 HRS, VALID AT:
   080600Z4 --- 18.6N5 91.9E9
   MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT
   DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER
WATER
   RADIUS OF 035 KT WINDS - 050 NM SOUTHWEST QUADRANT
                            075 NM ELSEWHERE
   VECTOR TO 48 HR POSIT: 050 DEG/ 12 KTS
    ---
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   081800Z7 --- 20.1N3 93.9E1
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND
    ---
REMARKS:
062100Z9 POSITION 15.1N7   92.0E1
TYPHOON LINDA (30W) HAS REMAINED NEARLY STATIONARY THE
PAST 06 HOURS. WE STILL ANTICIPATE AN APPROACHING
SHORTWAVE TROUGH FROM INDIA TO RECURVE THE SYSTEM INTO
NORTHWEST MYANMAR AND STEADILY WEAKEN AFTER 24 HOURS.
THERE IS A MODERATE PROBABILITY ALTERNATE SCENARIO THAT
TYPHOON LINDA (30W) WILL SHEAR APART BEFORE MAKING
LANDFALL. WARNING INTENSITY IS BASED ON A 061730Z7
SATELLITE INTENSITY ESTIMATE OF CI4.0 (65 TO 70 KNOTS)
AND CONTINUED COLD TOPS OF -83C TO -86C NEAR THE SYSTEM
CENTER. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 061800Z5 IS 19
FEET. REFER TO WWIO30 PGFW FOR ADDITIONAL SEA HEIGHT
INFORMATION. NEXT WARNINGS AT 070300Z0 (DTG 070151Z4),
070900Z6 (DTG 070751Z0), 071500Z3 (DTG 071351Z7) AND
072100Z0 (DTG 071951Z3) FOR SIX-HOURLY UPDATES.//

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