{"ObservationDate":"2026-01-09T00:30:00","Latitude":6.4,"Longitude":84.5,"Windspeed":32.0,"Pressure":999.0,"Identifier":"INVEST 90B","PotentialStatus":"HIGH","OriginalBulletin":["ABIO10 PGTW 090030","MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//","SUBJ/SIGNIFICANT TROPICAL WEATHER ADVISORY FOR THE INDIAN OCEAN ","REISSUED/090030Z-091800ZJAN2026//","REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/081951ZJAN2026//","REF/B/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/080951ZJAN2026//","NARR/REF A IS A TROPICAL CYCLONE WARNING. REF B IS A TROPICAL CYCLONE ","FORMATION ALERT.","RMKS/","   B. TROPICAL DISTURBANCE SUMMARY:","      (1) (1) THE AREA OF CONVECTION (INVEST 90B) PREVIOUSLY LOCATED ","NEAR 5.2N 86.5E IS NOW LOCATED NEAR 6.4N 84.5E, APPROXIMATELY 279 NM ","EAST OF COLOMBO, SRI LANKA. RECENT ANIMATED ENHANCED INFRARED ","SATELLITE IMAGERY DEPICT A CONSOLIDATING LOW-LEVEL CIRCULATION CENTER ","(LLCC) OBSCURED BY PERSISTENT CONVECTION. FURTHERMORE, A 080421Z ","METOP-C ASCAT PASS DEPICTS A PATCH OF 30KT WINDS ALONG THE WESTERN ","PERIPHERY AND 25KT WINDS ALONG THE NORTHERN PERIPHERY OF THE SYSTEM. ","THE ENVIRONMENT IS FAVORABLE FOR DEVELOPMENT MOVING FORWARD, WITH A ","STRONG POLEWARD OUTFLOW CHANNEL AND WARM (28-29C) SEA SURFACE ","TEMPERATURES. THE MAIN HINDRANCE BEING THE MODERATE TO HIGH (20-25 ","KTS) VERTICAL WIND SHEAR THAT COULD LIMIT INTENSIFICATION BY TILTING ","THE STRUCTURE OF THE SYSTEM AND DISRUPTING DEEP CONVECTION. BOTH ","DETERMINISTIC AND ENSEMBLE MODELS AGREE ON A NORTHWEST TRACK TOWARD ","SRI LANKA OVER THE NEXT 48 HOURS, WITH THE ECMWF ENSEMBLE ESPECIALLY, ","PREDICTING QUICKER AND MORE INTENSE DEVELOPMENT OF 90B. DETERMINISTIC ","MODELS REMAIN RELUCTANT TO INTENSIFY THE SYSTEM BEYOND 35 KNOTS. ","MAXIMUM SUSTAINED SURFACE WINDS ARE ESTIMATED AT 27 TO 32 KNOTS. ","MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 999 MB. THE ","POTENTIAL FOR THE DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE WITHIN ","THE NEXT 24 HOURS REMAINS HIGH. SEE REF B (WTIO21 PGTW 081000) FOR ","FURTHER DETAILS.","      (2) NO OTHER SUSPECT AREAS.","   C. SUBTROPICAL SYSTEM SUMMARY: NONE.","   B. TROPICAL DISTURBANCE SUMMARY:","      (1) AN AREA OF CONVECTION (INVEST 93S) HAS PERSISTED NEAR 11.0S ","71.7E, APPROXIMATELY 220 NM SOUTH OF DIEGO GARCIA. ANIMATED ENHANCED ","INFRARED SATELLITE IMAGERY DEPICTS AN ELONGATED AND BROAD CIRCULATION ","EMBEDDED WITHIN A TROUGH SLOWLY CONSOLIDATING. ENVIRONMENTAL ANALYSIS ","REVEALS FAVORABLE CONDITIONS FOR DEVELOPMENT WITH LOW VERTICAL WIND ","SHEAR (10-15KTS), WARM SEA SURFACE TEMPERATURES (28-29C), AND GOOD ","POLEWARD OUTFLOW. GLOBAL DETERMINISTIC MODELS ARE IN AGREEMENT ON ","STEADY DEVELOPMENT WITH GFS BEING THE MOST AGGRESSIVE SHOWING THE ","SYSTEM REACHING UP TO 35 KTS WITHIN AS EARLY AS 48 HOURS. ENSEMBLE ","GUIDANCE BETWEEN ECMWF AND GFS ARE ALSO IN GOOD AGREEMENT ON STEADY ","INTENSIFICATION AS 93S TRANSITS SOUTHEAST. MAXIMUM SUSTAINED SURFACE ","WINDS ARE ESTIMATED AT 13 TO 18 KNOTS. MINIMUM SEA LEVEL PRESSURE IS ","ESTIMATED TO BE NEAR 1009 MB. THE POTENTIAL FOR THE DEVELOPMENT OF A ","SIGNIFICANT TROPICAL CYCLONE WITHIN THE NEXT 24 HOURS IS LOW.","      (2) NO OTHER SUSPECT AREAS.","   C. SUBTROPICAL SYSTEM SUMMARY: NONE.","3. JUSTIFICATION FOR REISSUE: ADDED LOW AREA IN PARA. 2.B.(1).//"]}