****0000000265**** WSAG31 SAVC 301445 SAVF SIGMET B4 VALID 301445/301845 SAVC- SAVF COMODORO RIVADAVIA FIR SEV ICE FCST AT 1445Z WI S4357 W06555 - S4409 W06812 - S4621 W06749 - S4856 W06452 - S4918 W06021 - S4700 W05920 - S4602 W06237 - S4357 W06555 FL080/180 MOV E 15KT WKN=