WWIO21 KNES 070335 SATELLITE WEATHER BULLETIN SOUTH INDIAN OCEAN METEOSAT 7 IRNIGHT . FEBRUARY 07 2007 0230Z . 21.7S 63.5E T2.0/3.0/W1.0/24HRS DORA (10S) PAST POSITIONS...20.5S 64.5E 06/1430Z IRNIGHT 20.3S 65.0E 06/0230Z VIS/IRDAY . REMARKS...DORA'S SATELLITE PRESENTATION CONTINUES TO WEAKEN AS CLOUD TOP TEMPERATURES SHOW GRADUAL WARMING AND DECREASE IN AREAL COVERAGE. SYSTEM IS ALSO OPENING UP NOW WITH LLCC NO LONGER EMBEDDED IN CONVECTION BUT RATHER MAINLY OPEN IN THE WESTERN SEMICIRCLE. RECENT AMSU PASS FROM 2255Z AIDED IN DETERMINING POSITION. DT=3.0 BASED ON 6 TENTHS BANDING BUT PT AND MET=2.0. FT=2.0 BASED ON MET AND PT..BUT HAVE KEPT CI AT 3.0 IN DEFERENCE TO DT AND ACTIVE CONVECTIVE BAND IN EASTERN SEMICIRCLE WHERE STRONGEST WINDS ARE LIKELY TO OCCUR. A 0119Z QUIKSCAT PASS SHOWED A BROAD AREA OF 30-35 KT WINDS OUTSIDE OF CONVECTIVE BAND...MAINLY DUE TO SYNOPTIC ENVIRONMENT. THEREFORE FEEL THAT THIS WOULD SUPPORT HIGHER WINDS IN CONVECTIVE BAND INDICATED BY CI=3.0. . POSITION ACCURATE WITHIN 40 NM. THE NEXT BULLETIN WILL BE ISSUED BY 07/1000Z. . FOR AREAL DISPLAY OF RAINFALL POTENTIAL SEE OUR WEB SITE AT HTTP://WWW.SSD.NOAA.GOV/PS/TROP/TRAP-IMG.HTML ALL LOWER CASE LETTERS EXCEPT PS/TROP . RUMINSKI . NNNN