WSBZ23 SBGL 182353
SBBS SIGMET 50 VALID 182358/190330 SBBS - SBBS BRASILIA FIR EMBD TS FCST WI S1427 W04608 - S1506 W04554 - S1520 W04435 - S1452 W04435 - S1340 W04521 - S1427 W04608 TOP FL450 MOV E 12KT NC=