****0000000233**** WSAG31 SAME 232057 SAMF SIGMET C3 VALID 232057/240057 SAME- SAMF MENDOZA FIR SEV ICE FCST AT 2057Z WI S3504 W06448 - S3513 W07010 - S3552 W07012 - S3603 W07056 - S3815 W07049 - S3545 W06454 - S3504 W06448 FL060/200 STNR INTSF=