TPIO11 PGTW 011226 A. TROPICAL CYCLONE 01B (NE OF SRI LANKA) B. 01/1130Z C. 16.50N D. 86.59E E. THREE/GOES-IO F. T2.5/2.5/D1.0/24HRS STT: D0.5/03HRS G. IR/EIR/VIS/MSI H. REMARKS: 19A/PBO XPSD LLCC/ANMTN. CNVCTN WRAPS 0.40 ON LOG10 SPIRAL YIELDING A DT OF 2.5. MET YIELDS 2.0. PT YIELDS 2.5. DBO DT. I. ADDITIONAL POSITIONS: NONE LINDGREN
TXIO21 KNES 011245 TCSNIO A. 01B (NONAME) B. 01/1130Z C. 16.1N D. 86.2E E. FIVE/MET-9 F. T1.0/1.5 G. IR/EIR/VIS H. REMARKS...SPIRAL, LOOSELY DEFINED CLOUD LINES AND A CENTER LESS THAN 1.25 DEGREES FROM A SMALL COLD OVERCAST RESULTS IN A DT OF 1.0 USING A SHERA PATTERN. MET AND PT ARE ALSO 1.0. THE FT IS BASED ON THE MET DUE TO THE LACK OF PERSISTENT CONVECTION. I. ADDL POSITIONS NIL ...ZENG
Forecast location and intensity are given in following table: Date/Time Position Maximum sustained surface Category of cyclonic disturbance (UTC) (Lat. 0N/ long. 0E) wind speed (Kmph) 01.10.25/0600 15.8/86.5 45-55 gusting to 65 Depression 01.10.25/1800 17.0/86.1 50-60 gusting to 70 Deep Depression 02.10.25/0600 18.2/85.8 55-65 gusting to 75 Deep Depression 02.10.25/1800 19.4/85.5 55-65 gusting to 75 Deep Depression 03.10.25/0600 21.1/85.0 40-50 gusting to 60 Depression