****0000000199**** WSGY31 SYCJ 291700 SYGC SIGMET A1 VALID 291700/292000 SYCJ - SYGC GEORGETOWN FIR ISOL EMBD TS OBS AT 1700Z WI N0554 W05848 - N0430 W05942 - N0530 W05812 - N0554 W05848 TOP FL450 MOV W INTSF=