Subject: Indian-S: Immediate Delivery Req To Amembassy Port Louis

From: SIU Weather Processor <[email-masked]>
Date: Sat, 7 Apr 2001 21:09:54 -0500

WTXS32 PGTW 080300
IMMEDIATE DELIVERY REQ TO AMEMBASSY PORT LOUIS
1. TROPICAL CYCLONE 17S (WALTER) WARNING NR 011
   02 ACTIVE TROPICAL CYCLONES IN SOUTHERN HEMISPHERE
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
    ---
   WARNING POSITION:
   080000Z8 --- NEAR 19.3S3 95.3E7
     MOVEMENT PAST SIX HOURS - 180 DEGREES AT 07 KTS
     POSITION ACCURATE TO WITHIN 060 NM
     POSITION BASED ON CENTER LOCATED BY SATELLITE
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
   RADIUS OF 035 KT WINDS - 085 NM EAST SEMICIRCLE
                            070 NM ELSEWHERE
   REPEAT POSIT: 19.3S3 95.3E7
    ---
   FORECASTS:
   12 HRS, VALID AT:
   081200Z1 --- 20.3S5 94.7E0
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
   RADIUS OF 035 KT WINDS - 085 NM EAST SEMICIRCLE
                            070 NM ELSEWHERE
   VECTOR TO 24 HR POSIT: 235 DEG/ 03 KTS
    ---
   24 HRS, VALID AT:
   090000Z9 --- 20.7S9 94.1E4
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
   RADIUS OF 035 KT WINDS - 070 NM SOUTHEAST SEMICIRCLE
                            060 NM ELSEWHERE
   VECTOR TO 36 HR POSIT: 240 DEG/ 04 KTS
    ---
   36 HRS, VALID AT:
   091200Z2 --- 21.1S4 93.4E6
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
    ---
REMARKS:
080300Z1 POSITION NEAR 19.6S6 95.1E5.
TROPICAL CYCLONE 17S (WALTER), LOCATED APPROXIMATELY 450 NM SOUTH OF
THE COCOS ISLANDS, HAS TRACKED SOUTHWARD AT 07 KNOTS OVER THE PAST 6
HOURS. THE WARNING POSITION IS BASED ON 072330Z5 INFRARED SATELLITE
IMAGERY. THE WARNING INTENSITY IS BASED ON SATELLITE CURRENT
INTENSITY ESTIMATES OF 35 AND 45 KNOTS. ANIMATED IMAGERY INDICATES
THE LOW-LEVEL CIRCULATION ASSOCIATED WITH TC 17S HAS SEPARATED FROM
THE DEEP CONVECTION IN RESPONSE TO STRONG VERTICAL WIND SHEAR FROM
THE NORTH-NORTHWEST. THE 200 MB ANALYSIS INDICATES TC 17S IS LOCATED
POLEWARD OF THE UPPER RIDGE AXIS IN MODERATE TO STRONG VERTICAL WIND
SHEAR. TROPICAL CYCLONE 17S IS EXPECTED TO TRACK SLOWLY
SOUTHWESTWARD OVER THE NEXT 36 HOURS AND DISSIPATE AS A SIGNIFICANT
TROPICAL CYCLONE AS IT REMAINS IN AN UNFAVORABLE, HIGH VERTICAL WIND
SHEAR ENVIRONMENT. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 080000Z8 IS
16 FEET. NEXT WARNINGS AT 081500Z4 AND 090300Z2. REFER TO TROPICAL
CYCLONE  18S (EVARISTE) WARNINGS (WTXS33 PGTW) FOR SIX-HOURLY
UPDATES.//

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