Subject: Indian-S: Technical Discussion (Automatic)

From: SIU Weather Processor <[email-masked]>
Date: Thu, 30 Jan 1997 08:19:57 -0600

729
WTXS32 PGTW 301500
IMMEDIATE DELIVERY REQ TO AMEMBASSY PORT LOUIS
1. TROPICAL CYCLONE 20S (GRETELLE) WARNING NR 024
   02 ACTIVE TROPICAL CYCLONES IN SOUTHIO
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
    ---
   WARNING POSITION:
   301200Z6 --- 28.8S8 38.2E3
     MOVEMENT PAST SIX HOURS - 150 DEGREES AT 08 KTS
     POSITION ACCURATE TO WITHIN 090 NM
     POSITION BASED ON CENTER LOCATED BY SATELLITE
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   REPEAT POSIT: 28.8S8 38.2E3
    ---
   FORECASTS:
   12 HRS, VALID AT:
   310000Z4 --- 30.0S3 39.8E0
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER
WATER
   VECTOR TO 24 HR POSIT: 130 DEG/ 11 KTS
    ---
   24 HRS, VALID AT:
   311200Z7 --- 31.4S8 41.8E3
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER
WATER
   VECTOR TO 36 HR POSIT: 125 DEG/ 13 KTS
    ---
   36 HRS, VALID AT:
   010000Z1 --- 32.9S4 44.4E2
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER
WATER
    ---
REMARKS:
301500Z9 POSITION 29.1S2   38.6E7
TROPICAL CYCLONE 20S (GRETELLE) IS CURRENTLY MOVING
SOUTH-SOUTHEASTWARD AT 08 KNOTS.  THE WARNING POSITION IS
BASED ON A CONSENSUS OF 300605Z AND 300830Z VISIBLE AND
INFRARED SATELLITE IMAGERY. THE WARNING INTENSITY OF 35
KNOTS IS BASED ON A CONSENSUS OF 300240Z INFRARED
SATELLITE IMAGERY AND THE PREVIOUSLY MENTIONED 300605Z
AND 300830Z SATELLITE IMAGERY.  GRETELLE IS FORECAST TO
CONTINUE SLOWLY WEAKENING AS IT ACCELERATES TOWARD THE
SOUTHEAST. TROPICAL CYCLONE 20S IS FORECAST TO DISSIPATE
AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER WITHIN 36
HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 301200Z IS 11
FEET. REFER TO TROPICAL CYCLONE 19S (PANCHO-HELINDA)
WARNINGS (WTXS31 PGTW) FOR TWELVE-HOURLY UPDATES. NEXT
WARNINGS AT 310300Z7 (DTG 310155Z5) AND 311500Z0 (DTG
311355Z8).//

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