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

From: SIU Weather Processor <[email-masked]>
Date: Wed, 17 Mar 1999 14:18:14 -0600

999
WTXS33 PGTW 172100
SUBJ:  TROPICAL CYCLONE WARNING
IMMEDIATE DELIVERY REQ TO AMEMBASSY PORT LOUIS
1. TROPICAL CYCLONE 29S WARNING NR 004
   03 ACTIVE TROPICAL CYCLONES IN SOUTHERN HEMISPHERE
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
    ---
   WARNING POSITION:
   171800Z7 --- NEAR 14.1S6 72.8E7
     MOVEMENT PAST SIX HOURS - 245 DEGREES AT 04 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
   REPEAT POSIT: 14.1S6 72.8E7
    ---
   FORECASTS:
   12 HRS, VALID AT:
   180600Z5 --- 14.7S2 72.0E9
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   VECTOR TO 24 HR POSIT: 250 DEG/ 07 KTS
    ---
   24 HRS, VALID AT:
   181800Z8 --- 15.2S8 70.6E3
   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
   RADIUS OF 035 KT WINDS - 085 NM SOUTH SEMICIRCLE
                            075 NM ELSEWHERE
   VECTOR TO 36 HR POSIT: 250 DEG/ 08 KTS
    ---
   36 HRS, VALID AT:
   190600Z6 --- 15.7S3 69.1E6
   MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT
   RADIUS OF 035 KT WINDS - 100 NM SOUTH SEMICIRCLE
                            090 NM ELSEWHERE
   VECTOR TO 48 HR POSIT: 250 DEG/ 09 KTS
    ---
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   191800Z9 --- 16.3S0 67.3E6
   MAX SUSTAINED WINDS - 065 KT, GUSTS 080 KT
   RADIUS OF 050 KT WINDS - 050 NM SOUTH SEMICIRCLE
                            040 NM ELSEWHERE
   RADIUS OF 035 KT WINDS - 100 NM NORTH SEMICIRCLE
                            120 NM ELSEWHERE
   VECTOR TO 72 HR POSIT: 260 DEG/ 09 KTS
    ---
   72 HRS, VALID AT:
   201800Z1 --- 16.9S6 63.5E4
   MAX SUSTAINED WINDS - 075 KT, GUSTS 090 KT
   RADIUS OF 050 KT WINDS - 060 NM
   RADIUS OF 035 KT WINDS - 125 NM SOUTH SEMICIRCLE
                            105 NM ELSEWHERE
    ---
REMARKS:
172100Z1 POSITION NEAR 14.2S7 72.6E5.
TROPICAL CYCLONE 29S HAS TRACKED WEST-SOUTHWESTWARD SOUTH OF DIEGO
GARCIA AT 04 KNOTS OVER THE PAST 06 HOURS. THE WARNING POSITION IS
BASED UPON 171730Z9 ANIMATED INFRARED SATELLITE IMAGERY, AND THE
WARNING INTENSITY IS BASED UPON SATELLITE CURRENT INTENSITY
ESTIMATES OF 30 AND 35 KNOTS. ANIMATED INFRARED SATELLITE IMAGERY
INDICATES TC 29S CONTINUES TO SLOWLY ORGANIZE AS IT TRACKS
WEST-SOUTHWESTWARD UNDER THE STEERING INFLUENCE OF THE SUBTROPICAL
RIDGE TO ITS SOUTH. TROPICAL CYCLONE 29S IS FORECAST TO TRACK
WEST-SOUTHWESTWARD AND THEN MORE WESTWARD AFTER 48 HOURS AS THE
RIDGE BUILDS IN FROM THE SOUTH. WIND RADII ARE BASED UPON
CLIMATOLOGY FOR AN AVERAGED SIZED STORM. MAXIMUM SIGNIFICANT
WAVE HEIGHT AT 171800Z7 IS 12 FEET. REFER TO WWIO31 PGFW FOR
ADDITIONAL SEA HEIGHT INFORMATION. NEXT WARNINGS AT 180300Z2
(DTG180155Z0), 180900Z8 (DTG 180755Z6), 181500Z5 (DTG 181355Z3)
AND 182100Z2 (DTG 181955Z9). REFER TO TROPICAL CYCLONE  27P (HALI)
WARNINGS (WTPS31 PGTW) FOR TWELVE-HOURLY UPDATES. REFER TO TROPICAL
CYCLONE 28S (ELAINE) WARNINGS (WTXS32 PGTW) FOR TWELVE-HOURLY
UPDATES.//
BT
#0004

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