WSBZ23 SBGL 181612
SBBS SIGMET 37 VALID 181617/181930 SBBS - SBBS BRASILIA FIR EMBD TS FCST WI S1917 W05039 - S2011 W05023 - S1955 W04917 - S1858 W04939 - S1917 W05039 TOP FL420 STNR INTSF=