****0000000215**** WSAG31 SABE 220818 SAEF SIGMET C1 VALID 220818/221218 SABE- SAEF EZEIZA FIR FRQ TS OBS AT 0818Z WI S3716 W06743 - S3605 W06513 - S3638 W06333 - S3747 W06341 - S3751 W06736 - S3716 W06743 TOP FL380 STNR INTSF=