WSBZ23 SBGL 150800 SBAO SIGMET 17 VALID 150801/151130 SBAO - SBAO ATLANTICO FIR EMBD TS FCST WI S1337 W03505 - S1337 W03319 - S1237 W03319 - S1237 W03421 - S1337 W03505 TOP FL450 STNR NC=