****0000000551**** WTXS21 PGTW 270500 TROPICAL STORM STRENGTH. WHILE ECMWF AND NAVGEM PREDICT A WEAKER SYSTEM (25-30 KNOTS), THE GFS MODEL FORECASTS A STRONGER SYSTEM, POTENTIALLY REACHING WARNING CRITERIA BY TAU 18. MAXIMUM SUSTAINED SURFACE WINDS ARE ESTIMATED AT 25 TO 30 KNOTS. MINIMUM SEA LEVEL PRESSURE IS ESTIMATED TO BE NEAR 997 MB. THE POTENTIAL FOR THE DEVELOPMENT OF A SIGNIFICANT TROPICAL CYCLONE WITHIN THE NEXT 24 HOURS IS HIGH. 3. THIS ALERT WILL BE REISSUED, UPGRADED TO WARNING OR CANCELLED BY 280500Z.// ???? // END PART 02/02 //